diff --git a/css/theme.css b/css/theme.css
index be4cbc9..762f4df 100644
--- a/css/theme.css
+++ b/css/theme.css
@@ -1,219 +1,14 @@
 @charset "UTF-8";
 /*!
- * Bootstrap v4.0.0-alpha.6 (https://getbootstrap.com)
+ * Bootstrap v4.0.0-beta (https://getbootstrap.com)
  * Copyright 2011-2017 The Bootstrap Authors
  * Copyright 2011-2017 Twitter, Inc.
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  */
-/*! normalize.css v5.0.0 | MIT License | github.com/necolas/normalize.css */
-html {
-  font-family: sans-serif;
-  line-height: 1.15;
-  -ms-text-size-adjust: 100%;
-  -webkit-text-size-adjust: 100%; }
-
-body {
-  margin: 0; }
-
-article,
-aside,
-footer,
-header,
-nav,
-section {
-  display: block; }
-
-h1 {
-  font-size: 2em;
-  margin: 0.67em 0; }
-
-figcaption,
-figure,
-main {
-  display: block; }
-
-figure {
-  margin: 1em 40px; }
-
-hr {
-  box-sizing: content-box;
-  height: 0;
-  overflow: visible; }
-
-pre {
-  font-family: monospace, monospace;
-  font-size: 1em; }
-
-a {
-  background-color: transparent;
-  -webkit-text-decoration-skip: objects; }
-
-a:active,
-a:hover {
-  outline-width: 0; }
-
-abbr[title] {
-  border-bottom: none;
-  text-decoration: underline;
-  text-decoration: underline dotted; }
-
-b,
-strong {
-  font-weight: inherit; }
-
-b,
-strong {
-  font-weight: bolder; }
-
-code,
-kbd,
-samp {
-  font-family: monospace, monospace;
-  font-size: 1em; }
-
-dfn {
-  font-style: italic; }
-
-mark {
-  background-color: #ff0;
-  color: #000; }
-
-small {
-  font-size: 80%; }
-
-sub,
-sup {
-  font-size: 75%;
-  line-height: 0;
-  position: relative;
-  vertical-align: baseline; }
-
-sub {
-  bottom: -0.25em; }
-
-sup {
-  top: -0.5em; }
-
-audio,
-video {
-  display: inline-block; }
-
-audio:not([controls]) {
-  display: none;
-  height: 0; }
-
-img {
-  border-style: none; }
-
-svg:not(:root) {
-  overflow: hidden; }
-
-button,
-input,
-optgroup,
-select,
-textarea {
-  font-family: sans-serif;
-  font-size: 100%;
-  line-height: 1.15;
-  margin: 0; }
-
-button,
-input {
-  overflow: visible; }
-
-button,
-select {
-  text-transform: none; }
-
-button,
-html [type="button"],
-[type="reset"],
-[type="submit"] {
-  -webkit-appearance: button; }
-
-button::-moz-focus-inner,
-[type="button"]::-moz-focus-inner,
-[type="reset"]::-moz-focus-inner,
-[type="submit"]::-moz-focus-inner {
-  border-style: none;
-  padding: 0; }
-
-button:-moz-focusring,
-[type="button"]:-moz-focusring,
-[type="reset"]:-moz-focusring,
-[type="submit"]:-moz-focusring {
-  outline: 1px dotted ButtonText; }
-
-fieldset {
-  border: 1px solid #c0c0c0;
-  margin: 0 2px;
-  padding: 0.35em 0.625em 0.75em; }
-
-legend {
-  box-sizing: border-box;
-  color: inherit;
-  display: table;
-  max-width: 100%;
-  padding: 0;
-  white-space: normal; }
-
-progress {
-  display: inline-block;
-  vertical-align: baseline; }
-
-textarea {
-  overflow: auto; }
-
-[type="checkbox"],
-[type="radio"] {
-  box-sizing: border-box;
-  padding: 0; }
-
-[type="number"]::-webkit-inner-spin-button,
-[type="number"]::-webkit-outer-spin-button {
-  height: auto; }
-
-[type="search"] {
-  -webkit-appearance: textfield;
-  outline-offset: -2px; }
-
-[type="search"]::-webkit-search-cancel-button,
-[type="search"]::-webkit-search-decoration {
-  -webkit-appearance: none; }
-
-::-webkit-file-upload-button {
-  -webkit-appearance: button;
-  font: inherit; }
-
-details,
-menu {
-  display: block; }
-
-summary {
-  display: list-item; }
-
-canvas {
-  display: inline-block; }
-
-template {
-  display: none; }
-
-[hidden] {
-  display: none; }
-
 @media print {
   *,
   *::before,
-  *::after,
-  p::first-letter,
-  div::first-letter,
-  blockquote::first-letter,
-  li::first-letter,
-  p::first-line,
-  div::first-line,
-  blockquote::first-line,
-  li::first-line {
+  *::after {
     text-shadow: none !important;
     box-shadow: none !important; }
   a,
@@ -253,32 +48,43 @@ template {
   .table-bordered td {
     border: 1px solid #ddd !important; } }
 
-html {
-  box-sizing: border-box; }
-
 *,
 *::before,
 *::after {
-  box-sizing: inherit; }
+  box-sizing: border-box; }
+
+html {
+  font-family: sans-serif;
+  line-height: 1.15;
+  -webkit-text-size-adjust: 100%;
+  -ms-text-size-adjust: 100%;
+  -ms-overflow-style: scrollbar;
+  -webkit-tap-highlight-color: transparent; }
 
 @-ms-viewport {
   width: device-width; }
 
-html {
-  -ms-overflow-style: scrollbar;
-  -webkit-tap-highlight-color: transparent; }
+article, aside, dialog, figcaption, figure, footer, header, hgroup, main, nav, section {
+  display: block; }
 
 body {
+  margin: 0;
   font-family: Arial, sans-serif;
   font-size: 1rem;
   font-weight: normal;
   line-height: 1.5;
-  color: #292b2c;
+  color: #212529;
+  text-align: left;
   background-color: #fff; }
 
 [tabindex="-1"]:focus {
   outline: none !important; }
 
+hr {
+  box-sizing: content-box;
+  height: 0;
+  overflow: visible; }
+
 h1, h2, h3, h4, h5, h6 {
   margin-top: 0;
   margin-bottom: .5rem; }
@@ -289,7 +95,10 @@ p {
 
 abbr[title],
 abbr[data-original-title] {
-  cursor: help; }
+  text-decoration: underline;
+  text-decoration: underline dotted;
+  cursor: help;
+  border-bottom: 0; }
 
 address {
   margin-bottom: 1rem;
@@ -318,11 +127,36 @@ dd {
 blockquote {
   margin: 0 0 1rem; }
 
+dfn {
+  font-style: italic; }
+
+b,
+strong {
+  font-weight: bolder; }
+
+small {
+  font-size: 80%; }
+
+sub,
+sup {
+  position: relative;
+  font-size: 75%;
+  line-height: 0;
+  vertical-align: baseline; }
+
+sub {
+  bottom: -.25em; }
+
+sup {
+  top: -.5em; }
+
 a {
-  color: #7852B2;
-  text-decoration: none; }
-  a:focus, a:hover {
-    color: #54397f;
+  color: #007bff;
+  text-decoration: none;
+  background-color: transparent;
+  -webkit-text-decoration-skip: objects; }
+  a:hover {
+    color: #0056b3;
     text-decoration: underline; }
 
 a:not([href]):not([tabindex]) {
@@ -334,6 +168,13 @@ a:not([href]):not([tabindex]) {
   a:not([href]):not([tabindex]):focus {
     outline: 0; }
 
+pre,
+code,
+kbd,
+samp {
+  font-family: monospace, monospace;
+  font-size: 1em; }
+
 pre {
   margin-top: 0;
   margin-bottom: 1rem;
@@ -343,10 +184,11 @@ figure {
   margin: 0 0 1rem; }
 
 img {
-  vertical-align: middle; }
+  vertical-align: middle;
+  border-style: none; }
 
-[role="button"] {
-  cursor: pointer; }
+svg:not(:root) {
+  overflow: hidden; }
 
 a,
 area,
@@ -360,18 +202,17 @@ textarea {
   touch-action: manipulation; }
 
 table {
-  border-collapse: collapse;
-  background-color: transparent; }
+  border-collapse: collapse; }
 
 caption {
   padding-top: 0.75rem;
   padding-bottom: 0.75rem;
-  color: #636c72;
+  color: #868e96;
   text-align: left;
   caption-side: bottom; }
 
 th {
-  text-align: left; }
+  text-align: inherit; }
 
 label {
   display: inline-block;
@@ -384,12 +225,38 @@ button:focus {
 input,
 button,
 select,
+optgroup,
 textarea {
+  margin: 0;
+  font-family: inherit;
+  font-size: inherit;
   line-height: inherit; }
 
-input[type="radio"]:disabled,
-input[type="checkbox"]:disabled {
-  cursor: not-allowed; }
+button,
+input {
+  overflow: visible; }
+
+button,
+select {
+  text-transform: none; }
+
+button,
+html [type="button"],
+[type="reset"],
+[type="submit"] {
+  -webkit-appearance: button; }
+
+button::-moz-focus-inner,
+[type="button"]::-moz-focus-inner,
+[type="reset"]::-moz-focus-inner,
+[type="submit"]::-moz-focus-inner {
+  padding: 0;
+  border-style: none; }
+
+input[type="radio"],
+input[type="checkbox"] {
+  box-sizing: border-box;
+  padding: 0; }
 
 input[type="date"],
 input[type="time"],
@@ -398,6 +265,7 @@ input[type="month"] {
   -webkit-appearance: listbox; }
 
 textarea {
+  overflow: auto;
   resize: vertical; }
 
 fieldset {
@@ -409,17 +277,42 @@ fieldset {
 legend {
   display: block;
   width: 100%;
+  max-width: 100%;
   padding: 0;
   margin-bottom: .5rem;
   font-size: 1.5rem;
-  line-height: inherit; }
+  line-height: inherit;
+  color: inherit;
+  white-space: normal; }
 
-input[type="search"] {
+progress {
+  vertical-align: baseline; }
+
+[type="number"]::-webkit-inner-spin-button,
+[type="number"]::-webkit-outer-spin-button {
+  height: auto; }
+
+[type="search"] {
+  outline-offset: -2px;
   -webkit-appearance: none; }
 
+[type="search"]::-webkit-search-cancel-button,
+[type="search"]::-webkit-search-decoration {
+  -webkit-appearance: none; }
+
+::-webkit-file-upload-button {
+  font: inherit;
+  -webkit-appearance: button; }
+
 output {
   display: inline-block; }
 
+summary {
+  display: list-item; }
+
+template {
+  display: none; }
+
 [hidden] {
   display: none !important; }
 
@@ -507,31 +400,16 @@ mark,
   text-transform: uppercase; }
 
 .blockquote {
-  padding: 0.5rem 1rem;
   margin-bottom: 1rem;
-  font-size: 1.25rem;
-  border-left: 0.25rem solid #eceeef; }
+  font-size: 1.25rem; }
 
 .blockquote-footer {
   display: block;
   font-size: 80%;
-  color: #636c72; }
+  color: #868e96; }
   .blockquote-footer::before {
     content: "\2014 \00A0"; }
 
-.blockquote-reverse {
-  padding-right: 1rem;
-  padding-left: 0;
-  text-align: right;
-  border-right: 0.25rem solid #eceeef;
-  border-left: 0; }
-
-.blockquote-reverse .blockquote-footer::before {
-  content: ""; }
-
-.blockquote-reverse .blockquote-footer::after {
-  content: "\00A0 \2014"; }
-
 .img-fluid {
   max-width: 100%;
   height: auto; }
@@ -554,19 +432,19 @@ mark,
 
 .figure-caption {
   font-size: 90%;
-  color: #636c72; }
+  color: #868e96; }
 
 code,
 kbd,
 pre,
 samp {
-  font-family: Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; }
+  font-family: "SFMono-Regular", Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; }
 
 code {
   padding: 0.2rem 0.4rem;
   font-size: 90%;
   color: #bd4147;
-  background-color: #f7f7f9;
+  background-color: #f8f9fa;
   border-radius: 0.25rem; }
   a > code {
     padding: 0;
@@ -577,7 +455,7 @@ kbd {
   padding: 0.2rem 0.4rem;
   font-size: 90%;
   color: #fff;
-  background-color: #292b2c;
+  background-color: #212529;
   border-radius: 0.2rem; }
   kbd kbd {
     padding: 0;
@@ -589,7 +467,7 @@ pre {
   margin-top: 0;
   margin-bottom: 1rem;
   font-size: 90%;
-  color: #292b2c; }
+  color: #212529; }
   pre code {
     padding: 0;
     font-size: inherit;
@@ -602,88 +480,37 @@ pre {
   overflow-y: scroll; }
 
 .container {
-  position: relative;
-  margin-left: auto;
   margin-right: auto;
+  margin-left: auto;
   padding-right: 15px;
-  padding-left: 15px; }
+  padding-left: 15px;
+  width: 100%; }
   @media (min-width: 576px) {
     .container {
-      padding-right: 15px;
-      padding-left: 15px; } }
+      max-width: 540px; } }
   @media (min-width: 768px) {
     .container {
-      padding-right: 15px;
-      padding-left: 15px; } }
+      max-width: 720px; } }
   @media (min-width: 992px) {
     .container {
-      padding-right: 15px;
-      padding-left: 15px; } }
+      max-width: 960px; } }
   @media (min-width: 1200px) {
     .container {
-      padding-right: 15px;
-      padding-left: 15px; } }
-  @media (min-width: 576px) {
-    .container {
-      width: 540px;
-      max-width: 100%; } }
-  @media (min-width: 768px) {
-    .container {
-      width: 720px;
-      max-width: 100%; } }
-  @media (min-width: 992px) {
-    .container {
-      width: 960px;
-      max-width: 100%; } }
-  @media (min-width: 1200px) {
-    .container {
-      width: 1140px;
-      max-width: 100%; } }
+      max-width: 1140px; } }
 
 .container-fluid {
-  position: relative;
-  margin-left: auto;
+  width: 100%;
   margin-right: auto;
+  margin-left: auto;
   padding-right: 15px;
-  padding-left: 15px; }
-  @media (min-width: 576px) {
-    .container-fluid {
-      padding-right: 15px;
-      padding-left: 15px; } }
-  @media (min-width: 768px) {
-    .container-fluid {
-      padding-right: 15px;
-      padding-left: 15px; } }
-  @media (min-width: 992px) {
-    .container-fluid {
-      padding-right: 15px;
-      padding-left: 15px; } }
-  @media (min-width: 1200px) {
-    .container-fluid {
-      padding-right: 15px;
-      padding-left: 15px; } }
+  padding-left: 15px;
+  width: 100%; }
 
 .row {
   display: flex;
   flex-wrap: wrap;
   margin-right: -15px;
   margin-left: -15px; }
-  @media (min-width: 576px) {
-    .row {
-      margin-right: -15px;
-      margin-left: -15px; } }
-  @media (min-width: 768px) {
-    .row {
-      margin-right: -15px;
-      margin-left: -15px; } }
-  @media (min-width: 992px) {
-    .row {
-      margin-right: -15px;
-      margin-left: -15px; } }
-  @media (min-width: 1200px) {
-    .row {
-      margin-right: -15px;
-      margin-left: -15px; } }
 
 .no-gutters {
   margin-right: 0;
@@ -693,28 +520,17 @@ pre {
     padding-right: 0;
     padding-left: 0; }
 
-.col-1, .col-2, .col-3, .col-4, .col-5, .col-6, .col-7, .col-8, .col-9, .col-10, .col-11, .col-12, .col, .col-sm-1, .col-sm-2, .col-sm-3, .col-sm-4, .col-sm-5, .col-sm-6, .col-sm-7, .col-sm-8, .col-sm-9, .col-sm-10, .col-sm-11, .col-sm-12, .col-sm, .col-md-1, .col-md-2, .col-md-3, .col-md-4, .col-md-5, .col-md-6, .col-md-7, .col-md-8, .col-md-9, .col-md-10, .col-md-11, .col-md-12, .col-md, .col-lg-1, .col-lg-2, .col-lg-3, .col-lg-4, .col-lg-5, .col-lg-6, .col-lg-7, .col-lg-8, .col-lg-9, .col-lg-10, .col-lg-11, .col-lg-12, .col-lg, .col-xl-1, .col-xl-2, .col-xl-3, .col-xl-4, .col-xl-5, .col-xl-6, .col-xl-7, .col-xl-8, .col-xl-9, .col-xl-10, .col-xl-11, .col-xl-12, .col-xl {
+.col-1, .col-2, .col-3, .col-4, .col-5, .col-6, .col-7, .col-8, .col-9, .col-10, .col-11, .col-12, .col,
+.col-auto, .col-sm-1, .col-sm-2, .col-sm-3, .col-sm-4, .col-sm-5, .col-sm-6, .col-sm-7, .col-sm-8, .col-sm-9, .col-sm-10, .col-sm-11, .col-sm-12, .col-sm,
+.col-sm-auto, .col-md-1, .col-md-2, .col-md-3, .col-md-4, .col-md-5, .col-md-6, .col-md-7, .col-md-8, .col-md-9, .col-md-10, .col-md-11, .col-md-12, .col-md,
+.col-md-auto, .col-lg-1, .col-lg-2, .col-lg-3, .col-lg-4, .col-lg-5, .col-lg-6, .col-lg-7, .col-lg-8, .col-lg-9, .col-lg-10, .col-lg-11, .col-lg-12, .col-lg,
+.col-lg-auto, .col-xl-1, .col-xl-2, .col-xl-3, .col-xl-4, .col-xl-5, .col-xl-6, .col-xl-7, .col-xl-8, .col-xl-9, .col-xl-10, .col-xl-11, .col-xl-12, .col-xl,
+.col-xl-auto {
   position: relative;
   width: 100%;
   min-height: 1px;
   padding-right: 15px;
   padding-left: 15px; }
-  @media (min-width: 576px) {
-    .col-1, .col-2, .col-3, .col-4, .col-5, .col-6, .col-7, .col-8, .col-9, .col-10, .col-11, .col-12, .col, .col-sm-1, .col-sm-2, .col-sm-3, .col-sm-4, .col-sm-5, .col-sm-6, .col-sm-7, .col-sm-8, .col-sm-9, .col-sm-10, .col-sm-11, .col-sm-12, .col-sm, .col-md-1, .col-md-2, .col-md-3, .col-md-4, .col-md-5, .col-md-6, .col-md-7, .col-md-8, .col-md-9, .col-md-10, .col-md-11, .col-md-12, .col-md, .col-lg-1, .col-lg-2, .col-lg-3, .col-lg-4, .col-lg-5, .col-lg-6, .col-lg-7, .col-lg-8, .col-lg-9, .col-lg-10, .col-lg-11, .col-lg-12, .col-lg, .col-xl-1, .col-xl-2, .col-xl-3, .col-xl-4, .col-xl-5, .col-xl-6, .col-xl-7, .col-xl-8, .col-xl-9, .col-xl-10, .col-xl-11, .col-xl-12, .col-xl {
-      padding-right: 15px;
-      padding-left: 15px; } }
-  @media (min-width: 768px) {
-    .col-1, .col-2, .col-3, .col-4, .col-5, .col-6, .col-7, .col-8, .col-9, .col-10, .col-11, .col-12, .col, .col-sm-1, .col-sm-2, .col-sm-3, .col-sm-4, .col-sm-5, .col-sm-6, .col-sm-7, .col-sm-8, .col-sm-9, .col-sm-10, .col-sm-11, .col-sm-12, .col-sm, .col-md-1, .col-md-2, .col-md-3, .col-md-4, .col-md-5, .col-md-6, .col-md-7, .col-md-8, .col-md-9, .col-md-10, .col-md-11, .col-md-12, .col-md, .col-lg-1, .col-lg-2, .col-lg-3, .col-lg-4, .col-lg-5, .col-lg-6, .col-lg-7, .col-lg-8, .col-lg-9, .col-lg-10, .col-lg-11, .col-lg-12, .col-lg, .col-xl-1, .col-xl-2, .col-xl-3, .col-xl-4, .col-xl-5, .col-xl-6, .col-xl-7, .col-xl-8, .col-xl-9, .col-xl-10, .col-xl-11, .col-xl-12, .col-xl {
-      padding-right: 15px;
-      padding-left: 15px; } }
-  @media (min-width: 992px) {
-    .col-1, .col-2, .col-3, .col-4, .col-5, .col-6, .col-7, .col-8, .col-9, .col-10, .col-11, .col-12, .col, .col-sm-1, .col-sm-2, .col-sm-3, .col-sm-4, .col-sm-5, .col-sm-6, .col-sm-7, .col-sm-8, .col-sm-9, .col-sm-10, .col-sm-11, .col-sm-12, .col-sm, .col-md-1, .col-md-2, .col-md-3, .col-md-4, .col-md-5, .col-md-6, .col-md-7, .col-md-8, .col-md-9, .col-md-10, .col-md-11, .col-md-12, .col-md, .col-lg-1, .col-lg-2, .col-lg-3, .col-lg-4, .col-lg-5, .col-lg-6, .col-lg-7, .col-lg-8, .col-lg-9, .col-lg-10, .col-lg-11, .col-lg-12, .col-lg, .col-xl-1, .col-xl-2, .col-xl-3, .col-xl-4, .col-xl-5, .col-xl-6, .col-xl-7, .col-xl-8, .col-xl-9, .col-xl-10, .col-xl-11, .col-xl-12, .col-xl {
-      padding-right: 15px;
-      padding-left: 15px; } }
-  @media (min-width: 1200px) {
-    .col-1, .col-2, .col-3, .col-4, .col-5, .col-6, .col-7, .col-8, .col-9, .col-10, .col-11, .col-12, .col, .col-sm-1, .col-sm-2, .col-sm-3, .col-sm-4, .col-sm-5, .col-sm-6, .col-sm-7, .col-sm-8, .col-sm-9, .col-sm-10, .col-sm-11, .col-sm-12, .col-sm, .col-md-1, .col-md-2, .col-md-3, .col-md-4, .col-md-5, .col-md-6, .col-md-7, .col-md-8, .col-md-9, .col-md-10, .col-md-11, .col-md-12, .col-md, .col-lg-1, .col-lg-2, .col-lg-3, .col-lg-4, .col-lg-5, .col-lg-6, .col-lg-7, .col-lg-8, .col-lg-9, .col-lg-10, .col-lg-11, .col-lg-12, .col-lg, .col-xl-1, .col-xl-2, .col-xl-3, .col-xl-4, .col-xl-5, .col-xl-6, .col-xl-7, .col-xl-8, .col-xl-9, .col-xl-10, .col-xl-11, .col-xl-12, .col-xl {
-      padding-right: 15px;
-      padding-left: 15px; } }
 
 .col {
   flex-basis: 0;
@@ -723,7 +539,8 @@ pre {
 
 .col-auto {
   flex: 0 0 auto;
-  width: auto; }
+  width: auto;
+  max-width: none; }
 
 .col-1 {
   flex: 0 0 8.33333%;
@@ -773,116 +590,41 @@ pre {
   flex: 0 0 100%;
   max-width: 100%; }
 
-.pull-0 {
-  right: auto; }
+.order-1 {
+  order: 1; }
 
-.pull-1 {
-  right: 8.33333%; }
+.order-2 {
+  order: 2; }
 
-.pull-2 {
-  right: 16.66667%; }
+.order-3 {
+  order: 3; }
 
-.pull-3 {
-  right: 25%; }
+.order-4 {
+  order: 4; }
 
-.pull-4 {
-  right: 33.33333%; }
+.order-5 {
+  order: 5; }
 
-.pull-5 {
-  right: 41.66667%; }
+.order-6 {
+  order: 6; }
 
-.pull-6 {
-  right: 50%; }
+.order-7 {
+  order: 7; }
 
-.pull-7 {
-  right: 58.33333%; }
+.order-8 {
+  order: 8; }
 
-.pull-8 {
-  right: 66.66667%; }
+.order-9 {
+  order: 9; }
 
-.pull-9 {
-  right: 75%; }
+.order-10 {
+  order: 10; }
 
-.pull-10 {
-  right: 83.33333%; }
+.order-11 {
+  order: 11; }
 
-.pull-11 {
-  right: 91.66667%; }
-
-.pull-12 {
-  right: 100%; }
-
-.push-0 {
-  left: auto; }
-
-.push-1 {
-  left: 8.33333%; }
-
-.push-2 {
-  left: 16.66667%; }
-
-.push-3 {
-  left: 25%; }
-
-.push-4 {
-  left: 33.33333%; }
-
-.push-5 {
-  left: 41.66667%; }
-
-.push-6 {
-  left: 50%; }
-
-.push-7 {
-  left: 58.33333%; }
-
-.push-8 {
-  left: 66.66667%; }
-
-.push-9 {
-  left: 75%; }
-
-.push-10 {
-  left: 83.33333%; }
-
-.push-11 {
-  left: 91.66667%; }
-
-.push-12 {
-  left: 100%; }
-
-.offset-1 {
-  margin-left: 8.33333%; }
-
-.offset-2 {
-  margin-left: 16.66667%; }
-
-.offset-3 {
-  margin-left: 25%; }
-
-.offset-4 {
-  margin-left: 33.33333%; }
-
-.offset-5 {
-  margin-left: 41.66667%; }
-
-.offset-6 {
-  margin-left: 50%; }
-
-.offset-7 {
-  margin-left: 58.33333%; }
-
-.offset-8 {
-  margin-left: 66.66667%; }
-
-.offset-9 {
-  margin-left: 75%; }
-
-.offset-10 {
-  margin-left: 83.33333%; }
-
-.offset-11 {
-  margin-left: 91.66667%; }
+.order-12 {
+  order: 12; }
 
 @media (min-width: 576px) {
   .col-sm {
@@ -891,7 +633,8 @@ pre {
     max-width: 100%; }
   .col-sm-auto {
     flex: 0 0 auto;
-    width: auto; }
+    width: auto;
+    max-width: none; }
   .col-sm-1 {
     flex: 0 0 8.33333%;
     max-width: 8.33333%; }
@@ -928,82 +671,30 @@ pre {
   .col-sm-12 {
     flex: 0 0 100%;
     max-width: 100%; }
-  .pull-sm-0 {
-    right: auto; }
-  .pull-sm-1 {
-    right: 8.33333%; }
-  .pull-sm-2 {
-    right: 16.66667%; }
-  .pull-sm-3 {
-    right: 25%; }
-  .pull-sm-4 {
-    right: 33.33333%; }
-  .pull-sm-5 {
-    right: 41.66667%; }
-  .pull-sm-6 {
-    right: 50%; }
-  .pull-sm-7 {
-    right: 58.33333%; }
-  .pull-sm-8 {
-    right: 66.66667%; }
-  .pull-sm-9 {
-    right: 75%; }
-  .pull-sm-10 {
-    right: 83.33333%; }
-  .pull-sm-11 {
-    right: 91.66667%; }
-  .pull-sm-12 {
-    right: 100%; }
-  .push-sm-0 {
-    left: auto; }
-  .push-sm-1 {
-    left: 8.33333%; }
-  .push-sm-2 {
-    left: 16.66667%; }
-  .push-sm-3 {
-    left: 25%; }
-  .push-sm-4 {
-    left: 33.33333%; }
-  .push-sm-5 {
-    left: 41.66667%; }
-  .push-sm-6 {
-    left: 50%; }
-  .push-sm-7 {
-    left: 58.33333%; }
-  .push-sm-8 {
-    left: 66.66667%; }
-  .push-sm-9 {
-    left: 75%; }
-  .push-sm-10 {
-    left: 83.33333%; }
-  .push-sm-11 {
-    left: 91.66667%; }
-  .push-sm-12 {
-    left: 100%; }
-  .offset-sm-0 {
-    margin-left: 0%; }
-  .offset-sm-1 {
-    margin-left: 8.33333%; }
-  .offset-sm-2 {
-    margin-left: 16.66667%; }
-  .offset-sm-3 {
-    margin-left: 25%; }
-  .offset-sm-4 {
-    margin-left: 33.33333%; }
-  .offset-sm-5 {
-    margin-left: 41.66667%; }
-  .offset-sm-6 {
-    margin-left: 50%; }
-  .offset-sm-7 {
-    margin-left: 58.33333%; }
-  .offset-sm-8 {
-    margin-left: 66.66667%; }
-  .offset-sm-9 {
-    margin-left: 75%; }
-  .offset-sm-10 {
-    margin-left: 83.33333%; }
-  .offset-sm-11 {
-    margin-left: 91.66667%; } }
+  .order-sm-1 {
+    order: 1; }
+  .order-sm-2 {
+    order: 2; }
+  .order-sm-3 {
+    order: 3; }
+  .order-sm-4 {
+    order: 4; }
+  .order-sm-5 {
+    order: 5; }
+  .order-sm-6 {
+    order: 6; }
+  .order-sm-7 {
+    order: 7; }
+  .order-sm-8 {
+    order: 8; }
+  .order-sm-9 {
+    order: 9; }
+  .order-sm-10 {
+    order: 10; }
+  .order-sm-11 {
+    order: 11; }
+  .order-sm-12 {
+    order: 12; } }
 
 @media (min-width: 768px) {
   .col-md {
@@ -1012,7 +703,8 @@ pre {
     max-width: 100%; }
   .col-md-auto {
     flex: 0 0 auto;
-    width: auto; }
+    width: auto;
+    max-width: none; }
   .col-md-1 {
     flex: 0 0 8.33333%;
     max-width: 8.33333%; }
@@ -1049,82 +741,30 @@ pre {
   .col-md-12 {
     flex: 0 0 100%;
     max-width: 100%; }
-  .pull-md-0 {
-    right: auto; }
-  .pull-md-1 {
-    right: 8.33333%; }
-  .pull-md-2 {
-    right: 16.66667%; }
-  .pull-md-3 {
-    right: 25%; }
-  .pull-md-4 {
-    right: 33.33333%; }
-  .pull-md-5 {
-    right: 41.66667%; }
-  .pull-md-6 {
-    right: 50%; }
-  .pull-md-7 {
-    right: 58.33333%; }
-  .pull-md-8 {
-    right: 66.66667%; }
-  .pull-md-9 {
-    right: 75%; }
-  .pull-md-10 {
-    right: 83.33333%; }
-  .pull-md-11 {
-    right: 91.66667%; }
-  .pull-md-12 {
-    right: 100%; }
-  .push-md-0 {
-    left: auto; }
-  .push-md-1 {
-    left: 8.33333%; }
-  .push-md-2 {
-    left: 16.66667%; }
-  .push-md-3 {
-    left: 25%; }
-  .push-md-4 {
-    left: 33.33333%; }
-  .push-md-5 {
-    left: 41.66667%; }
-  .push-md-6 {
-    left: 50%; }
-  .push-md-7 {
-    left: 58.33333%; }
-  .push-md-8 {
-    left: 66.66667%; }
-  .push-md-9 {
-    left: 75%; }
-  .push-md-10 {
-    left: 83.33333%; }
-  .push-md-11 {
-    left: 91.66667%; }
-  .push-md-12 {
-    left: 100%; }
-  .offset-md-0 {
-    margin-left: 0%; }
-  .offset-md-1 {
-    margin-left: 8.33333%; }
-  .offset-md-2 {
-    margin-left: 16.66667%; }
-  .offset-md-3 {
-    margin-left: 25%; }
-  .offset-md-4 {
-    margin-left: 33.33333%; }
-  .offset-md-5 {
-    margin-left: 41.66667%; }
-  .offset-md-6 {
-    margin-left: 50%; }
-  .offset-md-7 {
-    margin-left: 58.33333%; }
-  .offset-md-8 {
-    margin-left: 66.66667%; }
-  .offset-md-9 {
-    margin-left: 75%; }
-  .offset-md-10 {
-    margin-left: 83.33333%; }
-  .offset-md-11 {
-    margin-left: 91.66667%; } }
+  .order-md-1 {
+    order: 1; }
+  .order-md-2 {
+    order: 2; }
+  .order-md-3 {
+    order: 3; }
+  .order-md-4 {
+    order: 4; }
+  .order-md-5 {
+    order: 5; }
+  .order-md-6 {
+    order: 6; }
+  .order-md-7 {
+    order: 7; }
+  .order-md-8 {
+    order: 8; }
+  .order-md-9 {
+    order: 9; }
+  .order-md-10 {
+    order: 10; }
+  .order-md-11 {
+    order: 11; }
+  .order-md-12 {
+    order: 12; } }
 
 @media (min-width: 992px) {
   .col-lg {
@@ -1133,7 +773,8 @@ pre {
     max-width: 100%; }
   .col-lg-auto {
     flex: 0 0 auto;
-    width: auto; }
+    width: auto;
+    max-width: none; }
   .col-lg-1 {
     flex: 0 0 8.33333%;
     max-width: 8.33333%; }
@@ -1170,82 +811,30 @@ pre {
   .col-lg-12 {
     flex: 0 0 100%;
     max-width: 100%; }
-  .pull-lg-0 {
-    right: auto; }
-  .pull-lg-1 {
-    right: 8.33333%; }
-  .pull-lg-2 {
-    right: 16.66667%; }
-  .pull-lg-3 {
-    right: 25%; }
-  .pull-lg-4 {
-    right: 33.33333%; }
-  .pull-lg-5 {
-    right: 41.66667%; }
-  .pull-lg-6 {
-    right: 50%; }
-  .pull-lg-7 {
-    right: 58.33333%; }
-  .pull-lg-8 {
-    right: 66.66667%; }
-  .pull-lg-9 {
-    right: 75%; }
-  .pull-lg-10 {
-    right: 83.33333%; }
-  .pull-lg-11 {
-    right: 91.66667%; }
-  .pull-lg-12 {
-    right: 100%; }
-  .push-lg-0 {
-    left: auto; }
-  .push-lg-1 {
-    left: 8.33333%; }
-  .push-lg-2 {
-    left: 16.66667%; }
-  .push-lg-3 {
-    left: 25%; }
-  .push-lg-4 {
-    left: 33.33333%; }
-  .push-lg-5 {
-    left: 41.66667%; }
-  .push-lg-6 {
-    left: 50%; }
-  .push-lg-7 {
-    left: 58.33333%; }
-  .push-lg-8 {
-    left: 66.66667%; }
-  .push-lg-9 {
-    left: 75%; }
-  .push-lg-10 {
-    left: 83.33333%; }
-  .push-lg-11 {
-    left: 91.66667%; }
-  .push-lg-12 {
-    left: 100%; }
-  .offset-lg-0 {
-    margin-left: 0%; }
-  .offset-lg-1 {
-    margin-left: 8.33333%; }
-  .offset-lg-2 {
-    margin-left: 16.66667%; }
-  .offset-lg-3 {
-    margin-left: 25%; }
-  .offset-lg-4 {
-    margin-left: 33.33333%; }
-  .offset-lg-5 {
-    margin-left: 41.66667%; }
-  .offset-lg-6 {
-    margin-left: 50%; }
-  .offset-lg-7 {
-    margin-left: 58.33333%; }
-  .offset-lg-8 {
-    margin-left: 66.66667%; }
-  .offset-lg-9 {
-    margin-left: 75%; }
-  .offset-lg-10 {
-    margin-left: 83.33333%; }
-  .offset-lg-11 {
-    margin-left: 91.66667%; } }
+  .order-lg-1 {
+    order: 1; }
+  .order-lg-2 {
+    order: 2; }
+  .order-lg-3 {
+    order: 3; }
+  .order-lg-4 {
+    order: 4; }
+  .order-lg-5 {
+    order: 5; }
+  .order-lg-6 {
+    order: 6; }
+  .order-lg-7 {
+    order: 7; }
+  .order-lg-8 {
+    order: 8; }
+  .order-lg-9 {
+    order: 9; }
+  .order-lg-10 {
+    order: 10; }
+  .order-lg-11 {
+    order: 11; }
+  .order-lg-12 {
+    order: 12; } }
 
 @media (min-width: 1200px) {
   .col-xl {
@@ -1254,7 +843,8 @@ pre {
     max-width: 100%; }
   .col-xl-auto {
     flex: 0 0 auto;
-    width: auto; }
+    width: auto;
+    max-width: none; }
   .col-xl-1 {
     flex: 0 0 8.33333%;
     max-width: 8.33333%; }
@@ -1291,97 +881,46 @@ pre {
   .col-xl-12 {
     flex: 0 0 100%;
     max-width: 100%; }
-  .pull-xl-0 {
-    right: auto; }
-  .pull-xl-1 {
-    right: 8.33333%; }
-  .pull-xl-2 {
-    right: 16.66667%; }
-  .pull-xl-3 {
-    right: 25%; }
-  .pull-xl-4 {
-    right: 33.33333%; }
-  .pull-xl-5 {
-    right: 41.66667%; }
-  .pull-xl-6 {
-    right: 50%; }
-  .pull-xl-7 {
-    right: 58.33333%; }
-  .pull-xl-8 {
-    right: 66.66667%; }
-  .pull-xl-9 {
-    right: 75%; }
-  .pull-xl-10 {
-    right: 83.33333%; }
-  .pull-xl-11 {
-    right: 91.66667%; }
-  .pull-xl-12 {
-    right: 100%; }
-  .push-xl-0 {
-    left: auto; }
-  .push-xl-1 {
-    left: 8.33333%; }
-  .push-xl-2 {
-    left: 16.66667%; }
-  .push-xl-3 {
-    left: 25%; }
-  .push-xl-4 {
-    left: 33.33333%; }
-  .push-xl-5 {
-    left: 41.66667%; }
-  .push-xl-6 {
-    left: 50%; }
-  .push-xl-7 {
-    left: 58.33333%; }
-  .push-xl-8 {
-    left: 66.66667%; }
-  .push-xl-9 {
-    left: 75%; }
-  .push-xl-10 {
-    left: 83.33333%; }
-  .push-xl-11 {
-    left: 91.66667%; }
-  .push-xl-12 {
-    left: 100%; }
-  .offset-xl-0 {
-    margin-left: 0%; }
-  .offset-xl-1 {
-    margin-left: 8.33333%; }
-  .offset-xl-2 {
-    margin-left: 16.66667%; }
-  .offset-xl-3 {
-    margin-left: 25%; }
-  .offset-xl-4 {
-    margin-left: 33.33333%; }
-  .offset-xl-5 {
-    margin-left: 41.66667%; }
-  .offset-xl-6 {
-    margin-left: 50%; }
-  .offset-xl-7 {
-    margin-left: 58.33333%; }
-  .offset-xl-8 {
-    margin-left: 66.66667%; }
-  .offset-xl-9 {
-    margin-left: 75%; }
-  .offset-xl-10 {
-    margin-left: 83.33333%; }
-  .offset-xl-11 {
-    margin-left: 91.66667%; } }
+  .order-xl-1 {
+    order: 1; }
+  .order-xl-2 {
+    order: 2; }
+  .order-xl-3 {
+    order: 3; }
+  .order-xl-4 {
+    order: 4; }
+  .order-xl-5 {
+    order: 5; }
+  .order-xl-6 {
+    order: 6; }
+  .order-xl-7 {
+    order: 7; }
+  .order-xl-8 {
+    order: 8; }
+  .order-xl-9 {
+    order: 9; }
+  .order-xl-10 {
+    order: 10; }
+  .order-xl-11 {
+    order: 11; }
+  .order-xl-12 {
+    order: 12; } }
 
 .table {
   width: 100%;
   max-width: 100%;
-  margin-bottom: 1rem; }
+  margin-bottom: 1rem;
+  background-color: transparent; }
   .table th,
   .table td {
     padding: 0.75rem;
     vertical-align: top;
-    border-top: 1px solid #eceeef; }
+    border-top: 1px solid #e9ecef; }
   .table thead th {
     vertical-align: bottom;
-    border-bottom: 2px solid #eceeef; }
+    border-bottom: 2px solid #e9ecef; }
   .table tbody + tbody {
-    border-top: 2px solid #eceeef; }
+    border-top: 2px solid #e9ecef; }
   .table .table {
     background-color: #fff; }
 
@@ -1390,10 +929,10 @@ pre {
   padding: 0.3rem; }
 
 .table-bordered {
-  border: 1px solid #eceeef; }
+  border: 1px solid #e9ecef; }
   .table-bordered th,
   .table-bordered td {
-    border: 1px solid #eceeef; }
+    border: 1px solid #e9ecef; }
   .table-bordered thead th,
   .table-bordered thead td {
     border-bottom-width: 2px; }
@@ -1404,6 +943,94 @@ pre {
 .table-hover tbody tr:hover {
   background-color: rgba(0, 0, 0, 0.075); }
 
+.table-primary,
+.table-primary > th,
+.table-primary > td {
+  background-color: #b8daff; }
+
+.table-hover .table-primary:hover {
+  background-color: #9fcdff; }
+  .table-hover .table-primary:hover > td,
+  .table-hover .table-primary:hover > th {
+    background-color: #9fcdff; }
+
+.table-secondary,
+.table-secondary > th,
+.table-secondary > td {
+  background-color: #dddfe2; }
+
+.table-hover .table-secondary:hover {
+  background-color: #cfd2d6; }
+  .table-hover .table-secondary:hover > td,
+  .table-hover .table-secondary:hover > th {
+    background-color: #cfd2d6; }
+
+.table-success,
+.table-success > th,
+.table-success > td {
+  background-color: #c3e6cb; }
+
+.table-hover .table-success:hover {
+  background-color: #b1dfbb; }
+  .table-hover .table-success:hover > td,
+  .table-hover .table-success:hover > th {
+    background-color: #b1dfbb; }
+
+.table-info,
+.table-info > th,
+.table-info > td {
+  background-color: #bee5eb; }
+
+.table-hover .table-info:hover {
+  background-color: #abdde5; }
+  .table-hover .table-info:hover > td,
+  .table-hover .table-info:hover > th {
+    background-color: #abdde5; }
+
+.table-warning,
+.table-warning > th,
+.table-warning > td {
+  background-color: #ffeeba; }
+
+.table-hover .table-warning:hover {
+  background-color: #ffe8a1; }
+  .table-hover .table-warning:hover > td,
+  .table-hover .table-warning:hover > th {
+    background-color: #ffe8a1; }
+
+.table-danger,
+.table-danger > th,
+.table-danger > td {
+  background-color: #f5c6cb; }
+
+.table-hover .table-danger:hover {
+  background-color: #f1b0b7; }
+  .table-hover .table-danger:hover > td,
+  .table-hover .table-danger:hover > th {
+    background-color: #f1b0b7; }
+
+.table-light,
+.table-light > th,
+.table-light > td {
+  background-color: #fdfdfe; }
+
+.table-hover .table-light:hover {
+  background-color: #ececf6; }
+  .table-hover .table-light:hover > td,
+  .table-hover .table-light:hover > th {
+    background-color: #ececf6; }
+
+.table-dark,
+.table-dark > th,
+.table-dark > td {
+  background-color: #c6c8ca; }
+
+.table-hover .table-dark:hover {
+  background-color: #b9bbbe; }
+  .table-hover .table-dark:hover > td,
+  .table-hover .table-dark:hover > th {
+    background-color: #b9bbbe; }
+
 .table-active,
 .table-active > th,
 .table-active > td {
@@ -1415,75 +1042,36 @@ pre {
   .table-hover .table-active:hover > th {
     background-color: rgba(0, 0, 0, 0.075); }
 
-.table-success,
-.table-success > th,
-.table-success > td {
-  background-color: #dff0d8; }
-
-.table-hover .table-success:hover {
-  background-color: #d0e9c6; }
-  .table-hover .table-success:hover > td,
-  .table-hover .table-success:hover > th {
-    background-color: #d0e9c6; }
-
-.table-info,
-.table-info > th,
-.table-info > td {
-  background-color: #d9edf7; }
-
-.table-hover .table-info:hover {
-  background-color: #c4e3f3; }
-  .table-hover .table-info:hover > td,
-  .table-hover .table-info:hover > th {
-    background-color: #c4e3f3; }
-
-.table-warning,
-.table-warning > th,
-.table-warning > td {
-  background-color: #fcf8e3; }
-
-.table-hover .table-warning:hover {
-  background-color: #faf2cc; }
-  .table-hover .table-warning:hover > td,
-  .table-hover .table-warning:hover > th {
-    background-color: #faf2cc; }
-
-.table-danger,
-.table-danger > th,
-.table-danger > td {
-  background-color: #f2dede; }
-
-.table-hover .table-danger:hover {
-  background-color: #ebcccc; }
-  .table-hover .table-danger:hover > td,
-  .table-hover .table-danger:hover > th {
-    background-color: #ebcccc; }
-
 .thead-inverse th {
   color: #fff;
-  background-color: #292b2c; }
+  background-color: #212529; }
 
 .thead-default th {
-  color: #464a4c;
-  background-color: #eceeef; }
+  color: #495057;
+  background-color: #e9ecef; }
 
 .table-inverse {
   color: #fff;
-  background-color: #292b2c; }
+  background-color: #212529; }
   .table-inverse th,
   .table-inverse td,
   .table-inverse thead th {
-    border-color: #fff; }
+    border-color: #32383e; }
   .table-inverse.table-bordered {
     border: 0; }
+  .table-inverse.table-striped tbody tr:nth-of-type(odd) {
+    background-color: rgba(255, 255, 255, 0.05); }
+  .table-inverse.table-hover tbody tr:hover {
+    background-color: rgba(255, 255, 255, 0.075); }
 
-.table-responsive {
-  display: block;
-  width: 100%;
-  overflow-x: auto;
-  -ms-overflow-style: -ms-autohiding-scrollbar; }
-  .table-responsive.table-bordered {
-    border: 0; }
+@media (max-width: 991px) {
+  .table-responsive {
+    display: block;
+    width: 100%;
+    overflow-x: auto;
+    -ms-overflow-style: -ms-autohiding-scrollbar; }
+    .table-responsive.table-bordered {
+      border: 0; } }
 
 .form-control, .wpcf7 input[type=text],
 .wpcf7 input[type=search],
@@ -1508,7 +1096,7 @@ pre {
   padding: 0.5rem 0.75rem;
   font-size: 1rem;
   line-height: 1.25;
-  color: #464a4c;
+  color: #495057;
   background-color: #fff;
   background-image: none;
   background-clip: padding-box;
@@ -1553,9 +1141,9 @@ pre {
   .wpcf7 input[type=submit]:focus,
   .wpcf7 select:focus,
   .wpcf7 textarea:focus, .wpcf7 .wpcf7-validation-errors:focus {
-    color: #464a4c;
+    color: #495057;
     background-color: #fff;
-    border-color: #bdaad9;
+    border-color: #80bdff;
     outline: none; }
   .form-control::placeholder, .wpcf7 input[type=text]::placeholder,
   .wpcf7 input[type=search]::placeholder,
@@ -1575,7 +1163,7 @@ pre {
   .wpcf7 input[type=submit]::placeholder,
   .wpcf7 select::placeholder,
   .wpcf7 textarea::placeholder, .wpcf7 .wpcf7-validation-errors::placeholder {
-    color: #636c72;
+    color: #868e96;
     opacity: 1; }
   .form-control:disabled, .wpcf7 input[type=text]:disabled,
   .wpcf7 input[type=search]:disabled,
@@ -1612,27 +1200,8 @@ pre {
   .wpcf7 input[readonly][type=submit],
   .wpcf7 select[readonly],
   .wpcf7 textarea[readonly], .wpcf7 [readonly].wpcf7-validation-errors {
-    background-color: #eceeef;
+    background-color: #e9ecef;
     opacity: 1; }
-  .form-control:disabled, .wpcf7 input[type=text]:disabled,
-  .wpcf7 input[type=search]:disabled,
-  .wpcf7 input[type=url]:disabled,
-  .wpcf7 input[type=tel]:disabled,
-  .wpcf7 input[type=number]:disabled,
-  .wpcf7 input[type=range]:disabled,
-  .wpcf7 input[type=date]:disabled,
-  .wpcf7 input[type=month]:disabled,
-  .wpcf7 input[type=week]:disabled,
-  .wpcf7 input[type=time]:disabled,
-  .wpcf7 input[type=datetime]:disabled,
-  .wpcf7 input[type=datetime-local]:disabled,
-  .wpcf7 input[type=color]:disabled,
-  .wpcf7 input[type=email]:disabled,
-  .wpcf7 input[type=file]:disabled,
-  .wpcf7 input[type=submit]:disabled,
-  .wpcf7 select:disabled,
-  .wpcf7 textarea:disabled, .wpcf7 .wpcf7-validation-errors:disabled {
-    cursor: not-allowed; }
 
 select.form-control:not([size]):not([multiple]),
 .wpcf7 select:not([size]):not([multiple]) {
@@ -1640,7 +1209,7 @@ select.form-control:not([size]):not([multiple]),
 
 select.form-control:focus::-ms-value,
 .wpcf7 select:focus::-ms-value {
-  color: #464a4c;
+  color: #495057;
   background-color: #fff; }
 
 .form-control-file,
@@ -1653,8 +1222,8 @@ select.form-control:focus::-ms-value,
   margin-bottom: 0; }
 
 .col-form-label-lg {
-  padding-top: calc(0.75rem - 1px * 2);
-  padding-bottom: calc(0.75rem - 1px * 2);
+  padding-top: calc(0.5rem - 1px * 2);
+  padding-bottom: calc(0.5rem - 1px * 2);
   font-size: 1.25rem; }
 
 .col-form-label-sm {
@@ -1668,54 +1237,54 @@ select.form-control:focus::-ms-value,
   margin-bottom: 0;
   font-size: 1rem; }
 
-.form-control-static {
+.form-control-plaintext {
   padding-top: 0.5rem;
   padding-bottom: 0.5rem;
   margin-bottom: 0;
   line-height: 1.25;
   border: solid transparent;
   border-width: 1px 0; }
-  .form-control-static.form-control-sm, .input-group-sm > .form-control-static.form-control, .wpcf7 .input-group-sm > input.form-control-static[type=text],
-  .wpcf7 .input-group-sm > input.form-control-static[type=search],
-  .wpcf7 .input-group-sm > input.form-control-static[type=url],
-  .wpcf7 .input-group-sm > input.form-control-static[type=tel],
-  .wpcf7 .input-group-sm > input.form-control-static[type=number],
-  .wpcf7 .input-group-sm > input.form-control-static[type=range],
-  .wpcf7 .input-group-sm > input.form-control-static[type=date],
-  .wpcf7 .input-group-sm > input.form-control-static[type=month],
-  .wpcf7 .input-group-sm > input.form-control-static[type=week],
-  .wpcf7 .input-group-sm > input.form-control-static[type=time],
-  .wpcf7 .input-group-sm > input.form-control-static[type=datetime],
-  .wpcf7 .input-group-sm > input.form-control-static[type=datetime-local],
-  .wpcf7 .input-group-sm > input.form-control-static[type=color],
-  .wpcf7 .input-group-sm > input.form-control-static[type=email],
-  .wpcf7 .input-group-sm > input.form-control-static[type=file],
-  .wpcf7 .input-group-sm > input.form-control-static[type=submit],
-  .wpcf7 .input-group-sm > select.form-control-static,
-  .wpcf7 .input-group-sm > textarea.form-control-static, .wpcf7 .input-group-sm > .form-control-static.wpcf7-validation-errors,
-  .input-group-sm > .form-control-static.input-group-addon,
-  .input-group-sm > .input-group-btn > .form-control-static.btn, .wpcf7
-  .input-group-sm > .input-group-btn > input.form-control-static[type=submit], .form-control-static.form-control-lg, .input-group-lg > .form-control-static.form-control, .wpcf7 .input-group-lg > input.form-control-static[type=text],
-  .wpcf7 .input-group-lg > input.form-control-static[type=search],
-  .wpcf7 .input-group-lg > input.form-control-static[type=url],
-  .wpcf7 .input-group-lg > input.form-control-static[type=tel],
-  .wpcf7 .input-group-lg > input.form-control-static[type=number],
-  .wpcf7 .input-group-lg > input.form-control-static[type=range],
-  .wpcf7 .input-group-lg > input.form-control-static[type=date],
-  .wpcf7 .input-group-lg > input.form-control-static[type=month],
-  .wpcf7 .input-group-lg > input.form-control-static[type=week],
-  .wpcf7 .input-group-lg > input.form-control-static[type=time],
-  .wpcf7 .input-group-lg > input.form-control-static[type=datetime],
-  .wpcf7 .input-group-lg > input.form-control-static[type=datetime-local],
-  .wpcf7 .input-group-lg > input.form-control-static[type=color],
-  .wpcf7 .input-group-lg > input.form-control-static[type=email],
-  .wpcf7 .input-group-lg > input.form-control-static[type=file],
-  .wpcf7 .input-group-lg > input.form-control-static[type=submit],
-  .wpcf7 .input-group-lg > select.form-control-static,
-  .wpcf7 .input-group-lg > textarea.form-control-static, .wpcf7 .input-group-lg > .form-control-static.wpcf7-validation-errors,
-  .input-group-lg > .form-control-static.input-group-addon,
-  .input-group-lg > .input-group-btn > .form-control-static.btn, .wpcf7
-  .input-group-lg > .input-group-btn > input.form-control-static[type=submit] {
+  .form-control-plaintext.form-control-sm, .input-group-sm > .form-control-plaintext.form-control, .wpcf7 .input-group-sm > input.form-control-plaintext[type=text],
+  .wpcf7 .input-group-sm > input.form-control-plaintext[type=search],
+  .wpcf7 .input-group-sm > input.form-control-plaintext[type=url],
+  .wpcf7 .input-group-sm > input.form-control-plaintext[type=tel],
+  .wpcf7 .input-group-sm > input.form-control-plaintext[type=number],
+  .wpcf7 .input-group-sm > input.form-control-plaintext[type=range],
+  .wpcf7 .input-group-sm > input.form-control-plaintext[type=date],
+  .wpcf7 .input-group-sm > input.form-control-plaintext[type=month],
+  .wpcf7 .input-group-sm > input.form-control-plaintext[type=week],
+  .wpcf7 .input-group-sm > input.form-control-plaintext[type=time],
+  .wpcf7 .input-group-sm > input.form-control-plaintext[type=datetime],
+  .wpcf7 .input-group-sm > input.form-control-plaintext[type=datetime-local],
+  .wpcf7 .input-group-sm > input.form-control-plaintext[type=color],
+  .wpcf7 .input-group-sm > input.form-control-plaintext[type=email],
+  .wpcf7 .input-group-sm > input.form-control-plaintext[type=file],
+  .wpcf7 .input-group-sm > input.form-control-plaintext[type=submit],
+  .wpcf7 .input-group-sm > select.form-control-plaintext,
+  .wpcf7 .input-group-sm > textarea.form-control-plaintext, .wpcf7 .input-group-sm > .form-control-plaintext.wpcf7-validation-errors,
+  .input-group-sm > .form-control-plaintext.input-group-addon,
+  .input-group-sm > .input-group-btn > .form-control-plaintext.btn, .wpcf7
+  .input-group-sm > .input-group-btn > input.form-control-plaintext[type=submit], .form-control-plaintext.form-control-lg, .input-group-lg > .form-control-plaintext.form-control, .wpcf7 .input-group-lg > input.form-control-plaintext[type=text],
+  .wpcf7 .input-group-lg > input.form-control-plaintext[type=search],
+  .wpcf7 .input-group-lg > input.form-control-plaintext[type=url],
+  .wpcf7 .input-group-lg > input.form-control-plaintext[type=tel],
+  .wpcf7 .input-group-lg > input.form-control-plaintext[type=number],
+  .wpcf7 .input-group-lg > input.form-control-plaintext[type=range],
+  .wpcf7 .input-group-lg > input.form-control-plaintext[type=date],
+  .wpcf7 .input-group-lg > input.form-control-plaintext[type=month],
+  .wpcf7 .input-group-lg > input.form-control-plaintext[type=week],
+  .wpcf7 .input-group-lg > input.form-control-plaintext[type=time],
+  .wpcf7 .input-group-lg > input.form-control-plaintext[type=datetime],
+  .wpcf7 .input-group-lg > input.form-control-plaintext[type=datetime-local],
+  .wpcf7 .input-group-lg > input.form-control-plaintext[type=color],
+  .wpcf7 .input-group-lg > input.form-control-plaintext[type=email],
+  .wpcf7 .input-group-lg > input.form-control-plaintext[type=file],
+  .wpcf7 .input-group-lg > input.form-control-plaintext[type=submit],
+  .wpcf7 .input-group-lg > select.form-control-plaintext,
+  .wpcf7 .input-group-lg > textarea.form-control-plaintext, .wpcf7 .input-group-lg > .form-control-plaintext.wpcf7-validation-errors,
+  .input-group-lg > .form-control-plaintext.input-group-addon,
+  .input-group-lg > .input-group-btn > .form-control-plaintext.btn, .wpcf7
+  .input-group-lg > .input-group-btn > input.form-control-plaintext[type=submit] {
     padding-right: 0;
     padding-left: 0; }
 
@@ -1742,13 +1311,14 @@ select.form-control:focus::-ms-value,
 .input-group-sm > .input-group-btn > input[type=submit] {
   padding: 0.25rem 0.5rem;
   font-size: 0.875rem;
+  line-height: 1.5;
   border-radius: 0.2rem; }
 
 select.form-control-sm:not([size]):not([multiple]), .input-group-sm > select.form-control:not([size]):not([multiple]),
 .wpcf7 .input-group-sm > select:not([size]):not([multiple]),
 .input-group-sm > select.input-group-addon:not([size]):not([multiple]),
 .input-group-sm > .input-group-btn > select.btn:not([size]):not([multiple]) {
-  height: 1.8125rem; }
+  height: calc(1.8125rem + 2px); }
 
 .form-control-lg, .input-group-lg > .form-control, .wpcf7 .input-group-lg > input[type=text],
 .wpcf7 .input-group-lg > input[type=search],
@@ -1771,15 +1341,16 @@ select.form-control-sm:not([size]):not([multiple]), .input-group-sm > select.for
 .input-group-lg > .input-group-addon,
 .input-group-lg > .input-group-btn > .btn, .wpcf7
 .input-group-lg > .input-group-btn > input[type=submit] {
-  padding: 0.75rem 1.5rem;
+  padding: 0.5rem 1rem;
   font-size: 1.25rem;
+  line-height: 1.5;
   border-radius: 0.3rem; }
 
 select.form-control-lg:not([size]):not([multiple]), .input-group-lg > select.form-control:not([size]):not([multiple]),
 .wpcf7 .input-group-lg > select:not([size]):not([multiple]),
 .input-group-lg > select.input-group-addon:not([size]):not([multiple]),
 .input-group-lg > .input-group-btn > select.btn:not([size]):not([multiple]) {
-  height: 3.16667rem; }
+  height: calc(2.875rem + 2px); }
 
 .form-group, .wpcf7 .wpcf7-form p {
   margin-bottom: 1rem; }
@@ -1788,25 +1359,31 @@ select.form-control-lg:not([size]):not([multiple]), .input-group-lg > select.for
   display: block;
   margin-top: 0.25rem; }
 
+.form-row {
+  display: flex;
+  flex-wrap: wrap;
+  margin-right: -5px;
+  margin-left: -5px; }
+  .form-row > .col,
+  .form-row > [class*="col-"] {
+    padding-right: 5px;
+    padding-left: 5px; }
+
 .form-check {
   position: relative;
   display: block;
   margin-bottom: 0.5rem; }
   .form-check.disabled .form-check-label {
-    color: #636c72;
-    cursor: not-allowed; }
+    color: #868e96; }
 
 .form-check-label {
   padding-left: 1.25rem;
-  margin-bottom: 0;
-  cursor: pointer; }
+  margin-bottom: 0; }
 
 .form-check-input {
   position: absolute;
   margin-top: 0.25rem;
   margin-left: -1.25rem; }
-  .form-check-input:only-child {
-    position: static; }
 
 .form-check-inline {
   display: inline-block; }
@@ -1815,172 +1392,579 @@ select.form-control-lg:not([size]):not([multiple]), .input-group-lg > select.for
   .form-check-inline + .form-check-inline {
     margin-left: 0.75rem; }
 
-.form-control-feedback {
-  margin-top: 0.25rem; }
+.invalid-feedback {
+  display: none;
+  margin-top: .25rem;
+  font-size: .875rem;
+  color: #dc3545; }
 
-.form-control-success,
-.form-control-warning,
-.form-control-danger {
-  padding-right: 2.25rem;
-  background-repeat: no-repeat;
-  background-position: center right 0.5625rem;
-  background-size: 1.125rem 1.125rem; }
+.invalid-tooltip {
+  position: absolute;
+  top: 100%;
+  z-index: 5;
+  display: none;
+  width: 250px;
+  padding: .5rem;
+  margin-top: .1rem;
+  font-size: .875rem;
+  line-height: 1;
+  color: #fff;
+  background-color: rgba(220, 53, 69, 0.8);
+  border-radius: .2rem; }
 
-.has-success .form-control-feedback,
-.has-success .form-control-label,
-.has-success .col-form-label,
-.has-success .form-check-label,
-.has-success .custom-control {
-  color: #5cb85c; }
+.was-validated .form-control:valid, .was-validated .wpcf7 input[type=text]:valid, .wpcf7 .was-validated input[type=text]:valid, .was-validated
+.wpcf7 input[type=search]:valid,
+.wpcf7 .was-validated input[type=search]:valid, .was-validated
+.wpcf7 input[type=url]:valid,
+.wpcf7 .was-validated input[type=url]:valid, .was-validated
+.wpcf7 input[type=tel]:valid,
+.wpcf7 .was-validated input[type=tel]:valid, .was-validated
+.wpcf7 input[type=number]:valid,
+.wpcf7 .was-validated input[type=number]:valid, .was-validated
+.wpcf7 input[type=range]:valid,
+.wpcf7 .was-validated input[type=range]:valid, .was-validated
+.wpcf7 input[type=date]:valid,
+.wpcf7 .was-validated input[type=date]:valid, .was-validated
+.wpcf7 input[type=month]:valid,
+.wpcf7 .was-validated input[type=month]:valid, .was-validated
+.wpcf7 input[type=week]:valid,
+.wpcf7 .was-validated input[type=week]:valid, .was-validated
+.wpcf7 input[type=time]:valid,
+.wpcf7 .was-validated input[type=time]:valid, .was-validated
+.wpcf7 input[type=datetime]:valid,
+.wpcf7 .was-validated input[type=datetime]:valid, .was-validated
+.wpcf7 input[type=datetime-local]:valid,
+.wpcf7 .was-validated input[type=datetime-local]:valid, .was-validated
+.wpcf7 input[type=color]:valid,
+.wpcf7 .was-validated input[type=color]:valid, .was-validated
+.wpcf7 input[type=email]:valid,
+.wpcf7 .was-validated input[type=email]:valid, .was-validated
+.wpcf7 input[type=file]:valid,
+.wpcf7 .was-validated input[type=file]:valid, .was-validated
+.wpcf7 input[type=submit]:valid,
+.wpcf7 .was-validated input[type=submit]:valid, .was-validated
+.wpcf7 select:valid,
+.wpcf7 .was-validated select:valid, .was-validated
+.wpcf7 textarea:valid,
+.wpcf7 .was-validated textarea:valid, .was-validated .wpcf7 .wpcf7-validation-errors:valid, .wpcf7 .was-validated .wpcf7-validation-errors:valid, .form-control.is-valid, .wpcf7 input.is-valid[type=text],
+.wpcf7 input.is-valid[type=search],
+.wpcf7 input.is-valid[type=url],
+.wpcf7 input.is-valid[type=tel],
+.wpcf7 input.is-valid[type=number],
+.wpcf7 input.is-valid[type=range],
+.wpcf7 input.is-valid[type=date],
+.wpcf7 input.is-valid[type=month],
+.wpcf7 input.is-valid[type=week],
+.wpcf7 input.is-valid[type=time],
+.wpcf7 input.is-valid[type=datetime],
+.wpcf7 input.is-valid[type=datetime-local],
+.wpcf7 input.is-valid[type=color],
+.wpcf7 input.is-valid[type=email],
+.wpcf7 input.is-valid[type=file],
+.wpcf7 input.is-valid[type=submit],
+.wpcf7 select.is-valid,
+.wpcf7 textarea.is-valid, .wpcf7 .is-valid.wpcf7-validation-errors, .was-validated
+.custom-select:valid,
+.custom-select.is-valid {
+  border-color: #28a745; }
+  .was-validated .form-control:valid:focus, .was-validated .wpcf7 input[type=text]:valid:focus, .wpcf7 .was-validated input[type=text]:valid:focus, .was-validated
+  .wpcf7 input[type=search]:valid:focus,
+  .wpcf7 .was-validated input[type=search]:valid:focus, .was-validated
+  .wpcf7 input[type=url]:valid:focus,
+  .wpcf7 .was-validated input[type=url]:valid:focus, .was-validated
+  .wpcf7 input[type=tel]:valid:focus,
+  .wpcf7 .was-validated input[type=tel]:valid:focus, .was-validated
+  .wpcf7 input[type=number]:valid:focus,
+  .wpcf7 .was-validated input[type=number]:valid:focus, .was-validated
+  .wpcf7 input[type=range]:valid:focus,
+  .wpcf7 .was-validated input[type=range]:valid:focus, .was-validated
+  .wpcf7 input[type=date]:valid:focus,
+  .wpcf7 .was-validated input[type=date]:valid:focus, .was-validated
+  .wpcf7 input[type=month]:valid:focus,
+  .wpcf7 .was-validated input[type=month]:valid:focus, .was-validated
+  .wpcf7 input[type=week]:valid:focus,
+  .wpcf7 .was-validated input[type=week]:valid:focus, .was-validated
+  .wpcf7 input[type=time]:valid:focus,
+  .wpcf7 .was-validated input[type=time]:valid:focus, .was-validated
+  .wpcf7 input[type=datetime]:valid:focus,
+  .wpcf7 .was-validated input[type=datetime]:valid:focus, .was-validated
+  .wpcf7 input[type=datetime-local]:valid:focus,
+  .wpcf7 .was-validated input[type=datetime-local]:valid:focus, .was-validated
+  .wpcf7 input[type=color]:valid:focus,
+  .wpcf7 .was-validated input[type=color]:valid:focus, .was-validated
+  .wpcf7 input[type=email]:valid:focus,
+  .wpcf7 .was-validated input[type=email]:valid:focus, .was-validated
+  .wpcf7 input[type=file]:valid:focus,
+  .wpcf7 .was-validated input[type=file]:valid:focus, .was-validated
+  .wpcf7 input[type=submit]:valid:focus,
+  .wpcf7 .was-validated input[type=submit]:valid:focus, .was-validated
+  .wpcf7 select:valid:focus,
+  .wpcf7 .was-validated select:valid:focus, .was-validated
+  .wpcf7 textarea:valid:focus,
+  .wpcf7 .was-validated textarea:valid:focus, .was-validated .wpcf7 .wpcf7-validation-errors:valid:focus, .wpcf7 .was-validated .wpcf7-validation-errors:valid:focus, .form-control.is-valid:focus, .wpcf7 input.is-valid[type=text]:focus,
+  .wpcf7 input.is-valid[type=search]:focus,
+  .wpcf7 input.is-valid[type=url]:focus,
+  .wpcf7 input.is-valid[type=tel]:focus,
+  .wpcf7 input.is-valid[type=number]:focus,
+  .wpcf7 input.is-valid[type=range]:focus,
+  .wpcf7 input.is-valid[type=date]:focus,
+  .wpcf7 input.is-valid[type=month]:focus,
+  .wpcf7 input.is-valid[type=week]:focus,
+  .wpcf7 input.is-valid[type=time]:focus,
+  .wpcf7 input.is-valid[type=datetime]:focus,
+  .wpcf7 input.is-valid[type=datetime-local]:focus,
+  .wpcf7 input.is-valid[type=color]:focus,
+  .wpcf7 input.is-valid[type=email]:focus,
+  .wpcf7 input.is-valid[type=file]:focus,
+  .wpcf7 input.is-valid[type=submit]:focus,
+  .wpcf7 select.is-valid:focus,
+  .wpcf7 textarea.is-valid:focus, .wpcf7 .is-valid.wpcf7-validation-errors:focus, .was-validated
+  .custom-select:valid:focus,
+  .custom-select.is-valid:focus {
+    box-shadow: 0 0 0 0.2rem rgba(40, 167, 69, 0.25); }
+  .was-validated .form-control:valid ~ .invalid-feedback, .was-validated .wpcf7 input[type=text]:valid ~ .invalid-feedback, .wpcf7 .was-validated input[type=text]:valid ~ .invalid-feedback, .was-validated
+  .wpcf7 input[type=search]:valid ~ .invalid-feedback,
+  .wpcf7 .was-validated input[type=search]:valid ~ .invalid-feedback, .was-validated
+  .wpcf7 input[type=url]:valid ~ .invalid-feedback,
+  .wpcf7 .was-validated input[type=url]:valid ~ .invalid-feedback, .was-validated
+  .wpcf7 input[type=tel]:valid ~ .invalid-feedback,
+  .wpcf7 .was-validated input[type=tel]:valid ~ .invalid-feedback, .was-validated
+  .wpcf7 input[type=number]:valid ~ .invalid-feedback,
+  .wpcf7 .was-validated input[type=number]:valid ~ .invalid-feedback, .was-validated
+  .wpcf7 input[type=range]:valid ~ .invalid-feedback,
+  .wpcf7 .was-validated input[type=range]:valid ~ .invalid-feedback, .was-validated
+  .wpcf7 input[type=date]:valid ~ .invalid-feedback,
+  .wpcf7 .was-validated input[type=date]:valid ~ .invalid-feedback, .was-validated
+  .wpcf7 input[type=month]:valid ~ .invalid-feedback,
+  .wpcf7 .was-validated input[type=month]:valid ~ .invalid-feedback, .was-validated
+  .wpcf7 input[type=week]:valid ~ .invalid-feedback,
+  .wpcf7 .was-validated input[type=week]:valid ~ .invalid-feedback, .was-validated
+  .wpcf7 input[type=time]:valid ~ .invalid-feedback,
+  .wpcf7 .was-validated input[type=time]:valid ~ .invalid-feedback, .was-validated
+  .wpcf7 input[type=datetime]:valid ~ .invalid-feedback,
+  .wpcf7 .was-validated input[type=datetime]:valid ~ .invalid-feedback, .was-validated
+  .wpcf7 input[type=datetime-local]:valid ~ .invalid-feedback,
+  .wpcf7 .was-validated input[type=datetime-local]:valid ~ .invalid-feedback, .was-validated
+  .wpcf7 input[type=color]:valid ~ .invalid-feedback,
+  .wpcf7 .was-validated input[type=color]:valid ~ .invalid-feedback, .was-validated
+  .wpcf7 input[type=email]:valid ~ .invalid-feedback,
+  .wpcf7 .was-validated input[type=email]:valid ~ .invalid-feedback, .was-validated
+  .wpcf7 input[type=file]:valid ~ .invalid-feedback,
+  .wpcf7 .was-validated input[type=file]:valid ~ .invalid-feedback, .was-validated
+  .wpcf7 input[type=submit]:valid ~ .invalid-feedback,
+  .wpcf7 .was-validated input[type=submit]:valid ~ .invalid-feedback, .was-validated
+  .wpcf7 select:valid ~ .invalid-feedback,
+  .wpcf7 .was-validated select:valid ~ .invalid-feedback, .was-validated
+  .wpcf7 textarea:valid ~ .invalid-feedback,
+  .wpcf7 .was-validated textarea:valid ~ .invalid-feedback, .was-validated .wpcf7 .wpcf7-validation-errors:valid ~ .invalid-feedback, .wpcf7 .was-validated .wpcf7-validation-errors:valid ~ .invalid-feedback,
+  .was-validated .form-control:valid ~ .invalid-tooltip,
+  .was-validated .wpcf7 input[type=text]:valid ~ .invalid-tooltip, .wpcf7
+  .was-validated input[type=text]:valid ~ .invalid-tooltip,
+  .was-validated
+  .wpcf7 input[type=search]:valid ~ .invalid-tooltip,
+  .wpcf7
+  .was-validated input[type=search]:valid ~ .invalid-tooltip,
+  .was-validated
+  .wpcf7 input[type=url]:valid ~ .invalid-tooltip,
+  .wpcf7
+  .was-validated input[type=url]:valid ~ .invalid-tooltip,
+  .was-validated
+  .wpcf7 input[type=tel]:valid ~ .invalid-tooltip,
+  .wpcf7
+  .was-validated input[type=tel]:valid ~ .invalid-tooltip,
+  .was-validated
+  .wpcf7 input[type=number]:valid ~ .invalid-tooltip,
+  .wpcf7
+  .was-validated input[type=number]:valid ~ .invalid-tooltip,
+  .was-validated
+  .wpcf7 input[type=range]:valid ~ .invalid-tooltip,
+  .wpcf7
+  .was-validated input[type=range]:valid ~ .invalid-tooltip,
+  .was-validated
+  .wpcf7 input[type=date]:valid ~ .invalid-tooltip,
+  .wpcf7
+  .was-validated input[type=date]:valid ~ .invalid-tooltip,
+  .was-validated
+  .wpcf7 input[type=month]:valid ~ .invalid-tooltip,
+  .wpcf7
+  .was-validated input[type=month]:valid ~ .invalid-tooltip,
+  .was-validated
+  .wpcf7 input[type=week]:valid ~ .invalid-tooltip,
+  .wpcf7
+  .was-validated input[type=week]:valid ~ .invalid-tooltip,
+  .was-validated
+  .wpcf7 input[type=time]:valid ~ .invalid-tooltip,
+  .wpcf7
+  .was-validated input[type=time]:valid ~ .invalid-tooltip,
+  .was-validated
+  .wpcf7 input[type=datetime]:valid ~ .invalid-tooltip,
+  .wpcf7
+  .was-validated input[type=datetime]:valid ~ .invalid-tooltip,
+  .was-validated
+  .wpcf7 input[type=datetime-local]:valid ~ .invalid-tooltip,
+  .wpcf7
+  .was-validated input[type=datetime-local]:valid ~ .invalid-tooltip,
+  .was-validated
+  .wpcf7 input[type=color]:valid ~ .invalid-tooltip,
+  .wpcf7
+  .was-validated input[type=color]:valid ~ .invalid-tooltip,
+  .was-validated
+  .wpcf7 input[type=email]:valid ~ .invalid-tooltip,
+  .wpcf7
+  .was-validated input[type=email]:valid ~ .invalid-tooltip,
+  .was-validated
+  .wpcf7 input[type=file]:valid ~ .invalid-tooltip,
+  .wpcf7
+  .was-validated input[type=file]:valid ~ .invalid-tooltip,
+  .was-validated
+  .wpcf7 input[type=submit]:valid ~ .invalid-tooltip,
+  .wpcf7
+  .was-validated input[type=submit]:valid ~ .invalid-tooltip,
+  .was-validated
+  .wpcf7 select:valid ~ .invalid-tooltip,
+  .wpcf7
+  .was-validated select:valid ~ .invalid-tooltip,
+  .was-validated
+  .wpcf7 textarea:valid ~ .invalid-tooltip,
+  .wpcf7
+  .was-validated textarea:valid ~ .invalid-tooltip,
+  .was-validated .wpcf7 .wpcf7-validation-errors:valid ~ .invalid-tooltip, .wpcf7
+  .was-validated .wpcf7-validation-errors:valid ~ .invalid-tooltip, .form-control.is-valid ~ .invalid-feedback, .wpcf7 input.is-valid[type=text] ~ .invalid-feedback,
+  .wpcf7 input.is-valid[type=search] ~ .invalid-feedback,
+  .wpcf7 input.is-valid[type=url] ~ .invalid-feedback,
+  .wpcf7 input.is-valid[type=tel] ~ .invalid-feedback,
+  .wpcf7 input.is-valid[type=number] ~ .invalid-feedback,
+  .wpcf7 input.is-valid[type=range] ~ .invalid-feedback,
+  .wpcf7 input.is-valid[type=date] ~ .invalid-feedback,
+  .wpcf7 input.is-valid[type=month] ~ .invalid-feedback,
+  .wpcf7 input.is-valid[type=week] ~ .invalid-feedback,
+  .wpcf7 input.is-valid[type=time] ~ .invalid-feedback,
+  .wpcf7 input.is-valid[type=datetime] ~ .invalid-feedback,
+  .wpcf7 input.is-valid[type=datetime-local] ~ .invalid-feedback,
+  .wpcf7 input.is-valid[type=color] ~ .invalid-feedback,
+  .wpcf7 input.is-valid[type=email] ~ .invalid-feedback,
+  .wpcf7 input.is-valid[type=file] ~ .invalid-feedback,
+  .wpcf7 input.is-valid[type=submit] ~ .invalid-feedback,
+  .wpcf7 select.is-valid ~ .invalid-feedback,
+  .wpcf7 textarea.is-valid ~ .invalid-feedback, .wpcf7 .is-valid.wpcf7-validation-errors ~ .invalid-feedback,
+  .form-control.is-valid ~ .invalid-tooltip, .wpcf7 input.is-valid[type=text] ~ .invalid-tooltip,
+  .wpcf7 input.is-valid[type=search] ~ .invalid-tooltip,
+  .wpcf7 input.is-valid[type=url] ~ .invalid-tooltip,
+  .wpcf7 input.is-valid[type=tel] ~ .invalid-tooltip,
+  .wpcf7 input.is-valid[type=number] ~ .invalid-tooltip,
+  .wpcf7 input.is-valid[type=range] ~ .invalid-tooltip,
+  .wpcf7 input.is-valid[type=date] ~ .invalid-tooltip,
+  .wpcf7 input.is-valid[type=month] ~ .invalid-tooltip,
+  .wpcf7 input.is-valid[type=week] ~ .invalid-tooltip,
+  .wpcf7 input.is-valid[type=time] ~ .invalid-tooltip,
+  .wpcf7 input.is-valid[type=datetime] ~ .invalid-tooltip,
+  .wpcf7 input.is-valid[type=datetime-local] ~ .invalid-tooltip,
+  .wpcf7 input.is-valid[type=color] ~ .invalid-tooltip,
+  .wpcf7 input.is-valid[type=email] ~ .invalid-tooltip,
+  .wpcf7 input.is-valid[type=file] ~ .invalid-tooltip,
+  .wpcf7 input.is-valid[type=submit] ~ .invalid-tooltip,
+  .wpcf7 select.is-valid ~ .invalid-tooltip,
+  .wpcf7 textarea.is-valid ~ .invalid-tooltip, .wpcf7 .is-valid.wpcf7-validation-errors ~ .invalid-tooltip, .was-validated
+  .custom-select:valid ~ .invalid-feedback,
+  .was-validated
+  .custom-select:valid ~ .invalid-tooltip,
+  .custom-select.is-valid ~ .invalid-feedback,
+  .custom-select.is-valid ~ .invalid-tooltip {
+    display: block; }
 
-.has-success .form-control, .has-success .wpcf7 input[type=text], .wpcf7 .has-success input[type=text], .has-success
-.wpcf7 input[type=search],
-.wpcf7 .has-success input[type=search], .has-success
-.wpcf7 input[type=url],
-.wpcf7 .has-success input[type=url], .has-success
-.wpcf7 input[type=tel],
-.wpcf7 .has-success input[type=tel], .has-success
-.wpcf7 input[type=number],
-.wpcf7 .has-success input[type=number], .has-success
-.wpcf7 input[type=range],
-.wpcf7 .has-success input[type=range], .has-success
-.wpcf7 input[type=date],
-.wpcf7 .has-success input[type=date], .has-success
-.wpcf7 input[type=month],
-.wpcf7 .has-success input[type=month], .has-success
-.wpcf7 input[type=week],
-.wpcf7 .has-success input[type=week], .has-success
-.wpcf7 input[type=time],
-.wpcf7 .has-success input[type=time], .has-success
-.wpcf7 input[type=datetime],
-.wpcf7 .has-success input[type=datetime], .has-success
-.wpcf7 input[type=datetime-local],
-.wpcf7 .has-success input[type=datetime-local], .has-success
-.wpcf7 input[type=color],
-.wpcf7 .has-success input[type=color], .has-success
-.wpcf7 input[type=email],
-.wpcf7 .has-success input[type=email], .has-success
-.wpcf7 input[type=file],
-.wpcf7 .has-success input[type=file], .has-success
-.wpcf7 input[type=submit],
-.wpcf7 .has-success input[type=submit], .has-success
-.wpcf7 select,
-.wpcf7 .has-success select, .has-success
-.wpcf7 textarea,
-.wpcf7 .has-success textarea, .has-success .wpcf7 .wpcf7-validation-errors, .wpcf7 .has-success .wpcf7-validation-errors {
-  border-color: #5cb85c; }
+.was-validated .form-check-input:valid + .form-check-label, .form-check-input.is-valid + .form-check-label {
+  color: #28a745; }
 
-.has-success .input-group-addon {
-  color: #5cb85c;
-  border-color: #5cb85c;
-  background-color: #eaf6ea; }
+.was-validated .custom-control-input:valid ~ .custom-control-indicator, .custom-control-input.is-valid ~ .custom-control-indicator {
+  background-color: rgba(40, 167, 69, 0.25); }
 
-.has-success .form-control-success {
-  background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3E%3Cpath fill='%235cb85c' d='M2.3 6.73L.6 4.53c-.4-1.04.46-1.4 1.1-.8l1.1 1.4 3.4-3.8c.6-.63 1.6-.27 1.2.7l-4 4.6c-.43.5-.8.4-1.1.1z'/%3E%3C/svg%3E"); }
+.was-validated .custom-control-input:valid ~ .custom-control-description, .custom-control-input.is-valid ~ .custom-control-description {
+  color: #28a745; }
 
-.has-warning .form-control-feedback,
-.has-warning .form-control-label,
-.has-warning .col-form-label,
-.has-warning .form-check-label,
-.has-warning .custom-control {
-  color: #f0ad4e; }
+.was-validated .custom-file-input:valid ~ .custom-file-control, .custom-file-input.is-valid ~ .custom-file-control {
+  border-color: #28a745; }
+  .was-validated .custom-file-input:valid ~ .custom-file-control::before, .custom-file-input.is-valid ~ .custom-file-control::before {
+    border-color: inherit; }
 
-.has-warning .form-control, .has-warning .wpcf7 input[type=text], .wpcf7 .has-warning input[type=text], .has-warning
-.wpcf7 input[type=search],
-.wpcf7 .has-warning input[type=search], .has-warning
-.wpcf7 input[type=url],
-.wpcf7 .has-warning input[type=url], .has-warning
-.wpcf7 input[type=tel],
-.wpcf7 .has-warning input[type=tel], .has-warning
-.wpcf7 input[type=number],
-.wpcf7 .has-warning input[type=number], .has-warning
-.wpcf7 input[type=range],
-.wpcf7 .has-warning input[type=range], .has-warning
-.wpcf7 input[type=date],
-.wpcf7 .has-warning input[type=date], .has-warning
-.wpcf7 input[type=month],
-.wpcf7 .has-warning input[type=month], .has-warning
-.wpcf7 input[type=week],
-.wpcf7 .has-warning input[type=week], .has-warning
-.wpcf7 input[type=time],
-.wpcf7 .has-warning input[type=time], .has-warning
-.wpcf7 input[type=datetime],
-.wpcf7 .has-warning input[type=datetime], .has-warning
-.wpcf7 input[type=datetime-local],
-.wpcf7 .has-warning input[type=datetime-local], .has-warning
-.wpcf7 input[type=color],
-.wpcf7 .has-warning input[type=color], .has-warning
-.wpcf7 input[type=email],
-.wpcf7 .has-warning input[type=email], .has-warning
-.wpcf7 input[type=file],
-.wpcf7 .has-warning input[type=file], .has-warning
-.wpcf7 input[type=submit],
-.wpcf7 .has-warning input[type=submit], .has-warning
-.wpcf7 select,
-.wpcf7 .has-warning select, .has-warning
-.wpcf7 textarea,
-.wpcf7 .has-warning textarea, .has-warning .wpcf7 .wpcf7-validation-errors, .wpcf7 .has-warning .wpcf7-validation-errors {
-  border-color: #f0ad4e; }
+.was-validated .custom-file-input:valid:focus, .custom-file-input.is-valid:focus {
+  box-shadow: 0 0 0 0.2rem rgba(40, 167, 69, 0.25); }
 
-.has-warning .input-group-addon {
-  color: #f0ad4e;
-  border-color: #f0ad4e;
-  background-color: white; }
+.was-validated .form-control:invalid, .was-validated .wpcf7 input[type=text]:invalid, .wpcf7 .was-validated input[type=text]:invalid, .was-validated
+.wpcf7 input[type=search]:invalid,
+.wpcf7 .was-validated input[type=search]:invalid, .was-validated
+.wpcf7 input[type=url]:invalid,
+.wpcf7 .was-validated input[type=url]:invalid, .was-validated
+.wpcf7 input[type=tel]:invalid,
+.wpcf7 .was-validated input[type=tel]:invalid, .was-validated
+.wpcf7 input[type=number]:invalid,
+.wpcf7 .was-validated input[type=number]:invalid, .was-validated
+.wpcf7 input[type=range]:invalid,
+.wpcf7 .was-validated input[type=range]:invalid, .was-validated
+.wpcf7 input[type=date]:invalid,
+.wpcf7 .was-validated input[type=date]:invalid, .was-validated
+.wpcf7 input[type=month]:invalid,
+.wpcf7 .was-validated input[type=month]:invalid, .was-validated
+.wpcf7 input[type=week]:invalid,
+.wpcf7 .was-validated input[type=week]:invalid, .was-validated
+.wpcf7 input[type=time]:invalid,
+.wpcf7 .was-validated input[type=time]:invalid, .was-validated
+.wpcf7 input[type=datetime]:invalid,
+.wpcf7 .was-validated input[type=datetime]:invalid, .was-validated
+.wpcf7 input[type=datetime-local]:invalid,
+.wpcf7 .was-validated input[type=datetime-local]:invalid, .was-validated
+.wpcf7 input[type=color]:invalid,
+.wpcf7 .was-validated input[type=color]:invalid, .was-validated
+.wpcf7 input[type=email]:invalid,
+.wpcf7 .was-validated input[type=email]:invalid, .was-validated
+.wpcf7 input[type=file]:invalid,
+.wpcf7 .was-validated input[type=file]:invalid, .was-validated
+.wpcf7 input[type=submit]:invalid,
+.wpcf7 .was-validated input[type=submit]:invalid, .was-validated
+.wpcf7 select:invalid,
+.wpcf7 .was-validated select:invalid, .was-validated
+.wpcf7 textarea:invalid,
+.wpcf7 .was-validated textarea:invalid, .was-validated .wpcf7 .wpcf7-validation-errors:invalid, .wpcf7 .was-validated .wpcf7-validation-errors:invalid, .form-control.is-invalid, .wpcf7 input.is-invalid[type=text],
+.wpcf7 input.is-invalid[type=search],
+.wpcf7 input.is-invalid[type=url],
+.wpcf7 input.is-invalid[type=tel],
+.wpcf7 input.is-invalid[type=number],
+.wpcf7 input.is-invalid[type=range],
+.wpcf7 input.is-invalid[type=date],
+.wpcf7 input.is-invalid[type=month],
+.wpcf7 input.is-invalid[type=week],
+.wpcf7 input.is-invalid[type=time],
+.wpcf7 input.is-invalid[type=datetime],
+.wpcf7 input.is-invalid[type=datetime-local],
+.wpcf7 input.is-invalid[type=color],
+.wpcf7 input.is-invalid[type=email],
+.wpcf7 input.is-invalid[type=file],
+.wpcf7 input.is-invalid[type=submit],
+.wpcf7 select.is-invalid,
+.wpcf7 textarea.is-invalid, .wpcf7 .is-invalid.wpcf7-validation-errors, .was-validated
+.custom-select:invalid,
+.custom-select.is-invalid {
+  border-color: #dc3545; }
+  .was-validated .form-control:invalid:focus, .was-validated .wpcf7 input[type=text]:invalid:focus, .wpcf7 .was-validated input[type=text]:invalid:focus, .was-validated
+  .wpcf7 input[type=search]:invalid:focus,
+  .wpcf7 .was-validated input[type=search]:invalid:focus, .was-validated
+  .wpcf7 input[type=url]:invalid:focus,
+  .wpcf7 .was-validated input[type=url]:invalid:focus, .was-validated
+  .wpcf7 input[type=tel]:invalid:focus,
+  .wpcf7 .was-validated input[type=tel]:invalid:focus, .was-validated
+  .wpcf7 input[type=number]:invalid:focus,
+  .wpcf7 .was-validated input[type=number]:invalid:focus, .was-validated
+  .wpcf7 input[type=range]:invalid:focus,
+  .wpcf7 .was-validated input[type=range]:invalid:focus, .was-validated
+  .wpcf7 input[type=date]:invalid:focus,
+  .wpcf7 .was-validated input[type=date]:invalid:focus, .was-validated
+  .wpcf7 input[type=month]:invalid:focus,
+  .wpcf7 .was-validated input[type=month]:invalid:focus, .was-validated
+  .wpcf7 input[type=week]:invalid:focus,
+  .wpcf7 .was-validated input[type=week]:invalid:focus, .was-validated
+  .wpcf7 input[type=time]:invalid:focus,
+  .wpcf7 .was-validated input[type=time]:invalid:focus, .was-validated
+  .wpcf7 input[type=datetime]:invalid:focus,
+  .wpcf7 .was-validated input[type=datetime]:invalid:focus, .was-validated
+  .wpcf7 input[type=datetime-local]:invalid:focus,
+  .wpcf7 .was-validated input[type=datetime-local]:invalid:focus, .was-validated
+  .wpcf7 input[type=color]:invalid:focus,
+  .wpcf7 .was-validated input[type=color]:invalid:focus, .was-validated
+  .wpcf7 input[type=email]:invalid:focus,
+  .wpcf7 .was-validated input[type=email]:invalid:focus, .was-validated
+  .wpcf7 input[type=file]:invalid:focus,
+  .wpcf7 .was-validated input[type=file]:invalid:focus, .was-validated
+  .wpcf7 input[type=submit]:invalid:focus,
+  .wpcf7 .was-validated input[type=submit]:invalid:focus, .was-validated
+  .wpcf7 select:invalid:focus,
+  .wpcf7 .was-validated select:invalid:focus, .was-validated
+  .wpcf7 textarea:invalid:focus,
+  .wpcf7 .was-validated textarea:invalid:focus, .was-validated .wpcf7 .wpcf7-validation-errors:invalid:focus, .wpcf7 .was-validated .wpcf7-validation-errors:invalid:focus, .form-control.is-invalid:focus, .wpcf7 input.is-invalid[type=text]:focus,
+  .wpcf7 input.is-invalid[type=search]:focus,
+  .wpcf7 input.is-invalid[type=url]:focus,
+  .wpcf7 input.is-invalid[type=tel]:focus,
+  .wpcf7 input.is-invalid[type=number]:focus,
+  .wpcf7 input.is-invalid[type=range]:focus,
+  .wpcf7 input.is-invalid[type=date]:focus,
+  .wpcf7 input.is-invalid[type=month]:focus,
+  .wpcf7 input.is-invalid[type=week]:focus,
+  .wpcf7 input.is-invalid[type=time]:focus,
+  .wpcf7 input.is-invalid[type=datetime]:focus,
+  .wpcf7 input.is-invalid[type=datetime-local]:focus,
+  .wpcf7 input.is-invalid[type=color]:focus,
+  .wpcf7 input.is-invalid[type=email]:focus,
+  .wpcf7 input.is-invalid[type=file]:focus,
+  .wpcf7 input.is-invalid[type=submit]:focus,
+  .wpcf7 select.is-invalid:focus,
+  .wpcf7 textarea.is-invalid:focus, .wpcf7 .is-invalid.wpcf7-validation-errors:focus, .was-validated
+  .custom-select:invalid:focus,
+  .custom-select.is-invalid:focus {
+    box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25); }
+  .was-validated .form-control:invalid ~ .invalid-feedback, .was-validated .wpcf7 input[type=text]:invalid ~ .invalid-feedback, .wpcf7 .was-validated input[type=text]:invalid ~ .invalid-feedback, .was-validated
+  .wpcf7 input[type=search]:invalid ~ .invalid-feedback,
+  .wpcf7 .was-validated input[type=search]:invalid ~ .invalid-feedback, .was-validated
+  .wpcf7 input[type=url]:invalid ~ .invalid-feedback,
+  .wpcf7 .was-validated input[type=url]:invalid ~ .invalid-feedback, .was-validated
+  .wpcf7 input[type=tel]:invalid ~ .invalid-feedback,
+  .wpcf7 .was-validated input[type=tel]:invalid ~ .invalid-feedback, .was-validated
+  .wpcf7 input[type=number]:invalid ~ .invalid-feedback,
+  .wpcf7 .was-validated input[type=number]:invalid ~ .invalid-feedback, .was-validated
+  .wpcf7 input[type=range]:invalid ~ .invalid-feedback,
+  .wpcf7 .was-validated input[type=range]:invalid ~ .invalid-feedback, .was-validated
+  .wpcf7 input[type=date]:invalid ~ .invalid-feedback,
+  .wpcf7 .was-validated input[type=date]:invalid ~ .invalid-feedback, .was-validated
+  .wpcf7 input[type=month]:invalid ~ .invalid-feedback,
+  .wpcf7 .was-validated input[type=month]:invalid ~ .invalid-feedback, .was-validated
+  .wpcf7 input[type=week]:invalid ~ .invalid-feedback,
+  .wpcf7 .was-validated input[type=week]:invalid ~ .invalid-feedback, .was-validated
+  .wpcf7 input[type=time]:invalid ~ .invalid-feedback,
+  .wpcf7 .was-validated input[type=time]:invalid ~ .invalid-feedback, .was-validated
+  .wpcf7 input[type=datetime]:invalid ~ .invalid-feedback,
+  .wpcf7 .was-validated input[type=datetime]:invalid ~ .invalid-feedback, .was-validated
+  .wpcf7 input[type=datetime-local]:invalid ~ .invalid-feedback,
+  .wpcf7 .was-validated input[type=datetime-local]:invalid ~ .invalid-feedback, .was-validated
+  .wpcf7 input[type=color]:invalid ~ .invalid-feedback,
+  .wpcf7 .was-validated input[type=color]:invalid ~ .invalid-feedback, .was-validated
+  .wpcf7 input[type=email]:invalid ~ .invalid-feedback,
+  .wpcf7 .was-validated input[type=email]:invalid ~ .invalid-feedback, .was-validated
+  .wpcf7 input[type=file]:invalid ~ .invalid-feedback,
+  .wpcf7 .was-validated input[type=file]:invalid ~ .invalid-feedback, .was-validated
+  .wpcf7 input[type=submit]:invalid ~ .invalid-feedback,
+  .wpcf7 .was-validated input[type=submit]:invalid ~ .invalid-feedback, .was-validated
+  .wpcf7 select:invalid ~ .invalid-feedback,
+  .wpcf7 .was-validated select:invalid ~ .invalid-feedback, .was-validated
+  .wpcf7 textarea:invalid ~ .invalid-feedback,
+  .wpcf7 .was-validated textarea:invalid ~ .invalid-feedback, .was-validated .wpcf7 .wpcf7-validation-errors:invalid ~ .invalid-feedback, .wpcf7 .was-validated .wpcf7-validation-errors:invalid ~ .invalid-feedback,
+  .was-validated .form-control:invalid ~ .invalid-tooltip,
+  .was-validated .wpcf7 input[type=text]:invalid ~ .invalid-tooltip, .wpcf7
+  .was-validated input[type=text]:invalid ~ .invalid-tooltip,
+  .was-validated
+  .wpcf7 input[type=search]:invalid ~ .invalid-tooltip,
+  .wpcf7
+  .was-validated input[type=search]:invalid ~ .invalid-tooltip,
+  .was-validated
+  .wpcf7 input[type=url]:invalid ~ .invalid-tooltip,
+  .wpcf7
+  .was-validated input[type=url]:invalid ~ .invalid-tooltip,
+  .was-validated
+  .wpcf7 input[type=tel]:invalid ~ .invalid-tooltip,
+  .wpcf7
+  .was-validated input[type=tel]:invalid ~ .invalid-tooltip,
+  .was-validated
+  .wpcf7 input[type=number]:invalid ~ .invalid-tooltip,
+  .wpcf7
+  .was-validated input[type=number]:invalid ~ .invalid-tooltip,
+  .was-validated
+  .wpcf7 input[type=range]:invalid ~ .invalid-tooltip,
+  .wpcf7
+  .was-validated input[type=range]:invalid ~ .invalid-tooltip,
+  .was-validated
+  .wpcf7 input[type=date]:invalid ~ .invalid-tooltip,
+  .wpcf7
+  .was-validated input[type=date]:invalid ~ .invalid-tooltip,
+  .was-validated
+  .wpcf7 input[type=month]:invalid ~ .invalid-tooltip,
+  .wpcf7
+  .was-validated input[type=month]:invalid ~ .invalid-tooltip,
+  .was-validated
+  .wpcf7 input[type=week]:invalid ~ .invalid-tooltip,
+  .wpcf7
+  .was-validated input[type=week]:invalid ~ .invalid-tooltip,
+  .was-validated
+  .wpcf7 input[type=time]:invalid ~ .invalid-tooltip,
+  .wpcf7
+  .was-validated input[type=time]:invalid ~ .invalid-tooltip,
+  .was-validated
+  .wpcf7 input[type=datetime]:invalid ~ .invalid-tooltip,
+  .wpcf7
+  .was-validated input[type=datetime]:invalid ~ .invalid-tooltip,
+  .was-validated
+  .wpcf7 input[type=datetime-local]:invalid ~ .invalid-tooltip,
+  .wpcf7
+  .was-validated input[type=datetime-local]:invalid ~ .invalid-tooltip,
+  .was-validated
+  .wpcf7 input[type=color]:invalid ~ .invalid-tooltip,
+  .wpcf7
+  .was-validated input[type=color]:invalid ~ .invalid-tooltip,
+  .was-validated
+  .wpcf7 input[type=email]:invalid ~ .invalid-tooltip,
+  .wpcf7
+  .was-validated input[type=email]:invalid ~ .invalid-tooltip,
+  .was-validated
+  .wpcf7 input[type=file]:invalid ~ .invalid-tooltip,
+  .wpcf7
+  .was-validated input[type=file]:invalid ~ .invalid-tooltip,
+  .was-validated
+  .wpcf7 input[type=submit]:invalid ~ .invalid-tooltip,
+  .wpcf7
+  .was-validated input[type=submit]:invalid ~ .invalid-tooltip,
+  .was-validated
+  .wpcf7 select:invalid ~ .invalid-tooltip,
+  .wpcf7
+  .was-validated select:invalid ~ .invalid-tooltip,
+  .was-validated
+  .wpcf7 textarea:invalid ~ .invalid-tooltip,
+  .wpcf7
+  .was-validated textarea:invalid ~ .invalid-tooltip,
+  .was-validated .wpcf7 .wpcf7-validation-errors:invalid ~ .invalid-tooltip, .wpcf7
+  .was-validated .wpcf7-validation-errors:invalid ~ .invalid-tooltip, .form-control.is-invalid ~ .invalid-feedback, .wpcf7 input.is-invalid[type=text] ~ .invalid-feedback,
+  .wpcf7 input.is-invalid[type=search] ~ .invalid-feedback,
+  .wpcf7 input.is-invalid[type=url] ~ .invalid-feedback,
+  .wpcf7 input.is-invalid[type=tel] ~ .invalid-feedback,
+  .wpcf7 input.is-invalid[type=number] ~ .invalid-feedback,
+  .wpcf7 input.is-invalid[type=range] ~ .invalid-feedback,
+  .wpcf7 input.is-invalid[type=date] ~ .invalid-feedback,
+  .wpcf7 input.is-invalid[type=month] ~ .invalid-feedback,
+  .wpcf7 input.is-invalid[type=week] ~ .invalid-feedback,
+  .wpcf7 input.is-invalid[type=time] ~ .invalid-feedback,
+  .wpcf7 input.is-invalid[type=datetime] ~ .invalid-feedback,
+  .wpcf7 input.is-invalid[type=datetime-local] ~ .invalid-feedback,
+  .wpcf7 input.is-invalid[type=color] ~ .invalid-feedback,
+  .wpcf7 input.is-invalid[type=email] ~ .invalid-feedback,
+  .wpcf7 input.is-invalid[type=file] ~ .invalid-feedback,
+  .wpcf7 input.is-invalid[type=submit] ~ .invalid-feedback,
+  .wpcf7 select.is-invalid ~ .invalid-feedback,
+  .wpcf7 textarea.is-invalid ~ .invalid-feedback, .wpcf7 .is-invalid.wpcf7-validation-errors ~ .invalid-feedback,
+  .form-control.is-invalid ~ .invalid-tooltip, .wpcf7 input.is-invalid[type=text] ~ .invalid-tooltip,
+  .wpcf7 input.is-invalid[type=search] ~ .invalid-tooltip,
+  .wpcf7 input.is-invalid[type=url] ~ .invalid-tooltip,
+  .wpcf7 input.is-invalid[type=tel] ~ .invalid-tooltip,
+  .wpcf7 input.is-invalid[type=number] ~ .invalid-tooltip,
+  .wpcf7 input.is-invalid[type=range] ~ .invalid-tooltip,
+  .wpcf7 input.is-invalid[type=date] ~ .invalid-tooltip,
+  .wpcf7 input.is-invalid[type=month] ~ .invalid-tooltip,
+  .wpcf7 input.is-invalid[type=week] ~ .invalid-tooltip,
+  .wpcf7 input.is-invalid[type=time] ~ .invalid-tooltip,
+  .wpcf7 input.is-invalid[type=datetime] ~ .invalid-tooltip,
+  .wpcf7 input.is-invalid[type=datetime-local] ~ .invalid-tooltip,
+  .wpcf7 input.is-invalid[type=color] ~ .invalid-tooltip,
+  .wpcf7 input.is-invalid[type=email] ~ .invalid-tooltip,
+  .wpcf7 input.is-invalid[type=file] ~ .invalid-tooltip,
+  .wpcf7 input.is-invalid[type=submit] ~ .invalid-tooltip,
+  .wpcf7 select.is-invalid ~ .invalid-tooltip,
+  .wpcf7 textarea.is-invalid ~ .invalid-tooltip, .wpcf7 .is-invalid.wpcf7-validation-errors ~ .invalid-tooltip, .was-validated
+  .custom-select:invalid ~ .invalid-feedback,
+  .was-validated
+  .custom-select:invalid ~ .invalid-tooltip,
+  .custom-select.is-invalid ~ .invalid-feedback,
+  .custom-select.is-invalid ~ .invalid-tooltip {
+    display: block; }
 
-.has-warning .form-control-warning {
-  background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3E%3Cpath fill='%23f0ad4e' d='M4.4 5.324h-.8v-2.46h.8zm0 1.42h-.8V5.89h.8zM3.76.63L.04 7.075c-.115.2.016.425.26.426h7.397c.242 0 .372-.226.258-.426C6.726 4.924 5.47 2.79 4.253.63c-.113-.174-.39-.174-.494 0z'/%3E%3C/svg%3E"); }
+.was-validated .form-check-input:invalid + .form-check-label, .form-check-input.is-invalid + .form-check-label {
+  color: #dc3545; }
 
-.has-danger .form-control-feedback,
-.has-danger .form-control-label,
-.has-danger .col-form-label,
-.has-danger .form-check-label,
-.has-danger .custom-control {
-  color: #d9534f; }
+.was-validated .custom-control-input:invalid ~ .custom-control-indicator, .custom-control-input.is-invalid ~ .custom-control-indicator {
+  background-color: rgba(220, 53, 69, 0.25); }
 
-.has-danger .form-control, .has-danger .wpcf7 input[type=text], .wpcf7 .has-danger input[type=text], .has-danger
-.wpcf7 input[type=search],
-.wpcf7 .has-danger input[type=search], .has-danger
-.wpcf7 input[type=url],
-.wpcf7 .has-danger input[type=url], .has-danger
-.wpcf7 input[type=tel],
-.wpcf7 .has-danger input[type=tel], .has-danger
-.wpcf7 input[type=number],
-.wpcf7 .has-danger input[type=number], .has-danger
-.wpcf7 input[type=range],
-.wpcf7 .has-danger input[type=range], .has-danger
-.wpcf7 input[type=date],
-.wpcf7 .has-danger input[type=date], .has-danger
-.wpcf7 input[type=month],
-.wpcf7 .has-danger input[type=month], .has-danger
-.wpcf7 input[type=week],
-.wpcf7 .has-danger input[type=week], .has-danger
-.wpcf7 input[type=time],
-.wpcf7 .has-danger input[type=time], .has-danger
-.wpcf7 input[type=datetime],
-.wpcf7 .has-danger input[type=datetime], .has-danger
-.wpcf7 input[type=datetime-local],
-.wpcf7 .has-danger input[type=datetime-local], .has-danger
-.wpcf7 input[type=color],
-.wpcf7 .has-danger input[type=color], .has-danger
-.wpcf7 input[type=email],
-.wpcf7 .has-danger input[type=email], .has-danger
-.wpcf7 input[type=file],
-.wpcf7 .has-danger input[type=file], .has-danger
-.wpcf7 input[type=submit],
-.wpcf7 .has-danger input[type=submit], .has-danger
-.wpcf7 select,
-.wpcf7 .has-danger select, .has-danger
-.wpcf7 textarea,
-.wpcf7 .has-danger textarea, .has-danger .wpcf7 .wpcf7-validation-errors, .wpcf7 .has-danger .wpcf7-validation-errors {
-  border-color: #d9534f; }
+.was-validated .custom-control-input:invalid ~ .custom-control-description, .custom-control-input.is-invalid ~ .custom-control-description {
+  color: #dc3545; }
 
-.has-danger .input-group-addon {
-  color: #d9534f;
-  border-color: #d9534f;
-  background-color: #fdf7f7; }
+.was-validated .custom-file-input:invalid ~ .custom-file-control, .custom-file-input.is-invalid ~ .custom-file-control {
+  border-color: #dc3545; }
+  .was-validated .custom-file-input:invalid ~ .custom-file-control::before, .custom-file-input.is-invalid ~ .custom-file-control::before {
+    border-color: inherit; }
 
-.has-danger .form-control-danger {
-  background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='%23d9534f' viewBox='-2 -2 7 7'%3E%3Cpath stroke='%23d9534f' d='M0 0l3 3m0-3L0 3'/%3E%3Ccircle r='.5'/%3E%3Ccircle cx='3' r='.5'/%3E%3Ccircle cy='3' r='.5'/%3E%3Ccircle cx='3' cy='3' r='.5'/%3E%3C/svg%3E"); }
+.was-validated .custom-file-input:invalid:focus, .custom-file-input.is-invalid:focus {
+  box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25); }
 
 .form-inline {
   display: flex;
@@ -2038,7 +2022,7 @@ select.form-control-lg:not([size]):not([multiple]), .input-group-lg > select.for
       display: inline-block;
       width: auto;
       vertical-align: middle; }
-    .form-inline .form-control-static {
+    .form-inline .form-control-plaintext {
       display: inline-block; }
     .form-inline .input-group {
       width: auto; }
@@ -2075,23 +2059,22 @@ select.form-control-lg:not([size]):not([multiple]), .input-group-lg > select.for
 .btn, .wpcf7 input[type=submit] {
   display: inline-block;
   font-weight: normal;
-  line-height: 1.25;
   text-align: center;
   white-space: nowrap;
   vertical-align: middle;
   user-select: none;
   border: 1px solid transparent;
-  padding: 0.5rem 1rem;
+  padding: 0.5rem 0.75rem;
   font-size: 1rem;
+  line-height: 1.25;
   border-radius: 0.25rem;
-  transition: all 0.2s ease-in-out; }
+  transition: background-color 0.15s ease-in-out, border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out; }
   .btn:focus, .wpcf7 input[type=submit]:focus, .btn:hover, .wpcf7 input[type=submit]:hover {
     text-decoration: none; }
   .btn:focus, .wpcf7 input[type=submit]:focus, .btn.focus, .wpcf7 input.focus[type=submit] {
     outline: 0;
-    box-shadow: 0 0 0 2px rgba(120, 82, 178, 0.25); }
+    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.25); }
   .btn.disabled, .wpcf7 input.disabled[type=submit], .btn:disabled, .wpcf7 input[type=submit]:disabled {
-    cursor: not-allowed;
     opacity: .65; }
   .btn:active, .wpcf7 input[type=submit]:active, .btn.active, .wpcf7 input.active[type=submit] {
     background-image: none; }
@@ -2102,272 +2085,347 @@ fieldset[disabled] a.btn {
 
 .btn-primary {
   color: #fff;
-  background-color: #7852B2;
-  border-color: #7852B2; }
+  background-color: #007bff;
+  border-color: #007bff; }
   .btn-primary:hover {
     color: #fff;
-    background-color: #604091;
-    border-color: #5b3d8a; }
+    background-color: #0069d9;
+    border-color: #0062cc; }
   .btn-primary:focus, .btn-primary.focus {
-    box-shadow: 0 0 0 2px rgba(120, 82, 178, 0.5); }
+    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.5); }
   .btn-primary.disabled, .btn-primary:disabled {
-    background-color: #7852B2;
-    border-color: #7852B2; }
+    background-color: #007bff;
+    border-color: #007bff; }
   .btn-primary:active, .btn-primary.active,
   .show > .btn-primary.dropdown-toggle {
-    color: #fff;
-    background-color: #604091;
+    background-color: #0069d9;
     background-image: none;
-    border-color: #5b3d8a; }
+    border-color: #0062cc; }
 
 .btn-secondary {
-  color: #292b2c;
-  background-color: #fff;
-  border-color: #ccc; }
+  color: #fff;
+  background-color: #868e96;
+  border-color: #868e96; }
   .btn-secondary:hover {
-    color: #292b2c;
-    background-color: #e6e6e6;
-    border-color: #adadad; }
+    color: #fff;
+    background-color: #727b84;
+    border-color: #6c757d; }
   .btn-secondary:focus, .btn-secondary.focus {
-    box-shadow: 0 0 0 2px rgba(204, 204, 204, 0.5); }
+    box-shadow: 0 0 0 3px rgba(134, 142, 150, 0.5); }
   .btn-secondary.disabled, .btn-secondary:disabled {
-    background-color: #fff;
-    border-color: #ccc; }
+    background-color: #868e96;
+    border-color: #868e96; }
   .btn-secondary:active, .btn-secondary.active,
   .show > .btn-secondary.dropdown-toggle {
-    color: #292b2c;
-    background-color: #e6e6e6;
+    background-color: #727b84;
     background-image: none;
-    border-color: #adadad; }
-
-.btn-info {
-  color: #fff;
-  background-color: #5bc0de;
-  border-color: #5bc0de; }
-  .btn-info:hover {
-    color: #fff;
-    background-color: #31b0d5;
-    border-color: #2aabd2; }
-  .btn-info:focus, .btn-info.focus {
-    box-shadow: 0 0 0 2px rgba(91, 192, 222, 0.5); }
-  .btn-info.disabled, .btn-info:disabled {
-    background-color: #5bc0de;
-    border-color: #5bc0de; }
-  .btn-info:active, .btn-info.active,
-  .show > .btn-info.dropdown-toggle {
-    color: #fff;
-    background-color: #31b0d5;
-    background-image: none;
-    border-color: #2aabd2; }
+    border-color: #6c757d; }
 
 .btn-success {
   color: #fff;
-  background-color: #5cb85c;
-  border-color: #5cb85c; }
+  background-color: #28a745;
+  border-color: #28a745; }
   .btn-success:hover {
     color: #fff;
-    background-color: #449d44;
-    border-color: #419641; }
+    background-color: #218838;
+    border-color: #1e7e34; }
   .btn-success:focus, .btn-success.focus {
-    box-shadow: 0 0 0 2px rgba(92, 184, 92, 0.5); }
+    box-shadow: 0 0 0 3px rgba(40, 167, 69, 0.5); }
   .btn-success.disabled, .btn-success:disabled {
-    background-color: #5cb85c;
-    border-color: #5cb85c; }
+    background-color: #28a745;
+    border-color: #28a745; }
   .btn-success:active, .btn-success.active,
   .show > .btn-success.dropdown-toggle {
-    color: #fff;
-    background-color: #449d44;
+    background-color: #218838;
     background-image: none;
-    border-color: #419641; }
+    border-color: #1e7e34; }
+
+.btn-info {
+  color: #fff;
+  background-color: #17a2b8;
+  border-color: #17a2b8; }
+  .btn-info:hover {
+    color: #fff;
+    background-color: #138496;
+    border-color: #117a8b; }
+  .btn-info:focus, .btn-info.focus {
+    box-shadow: 0 0 0 3px rgba(23, 162, 184, 0.5); }
+  .btn-info.disabled, .btn-info:disabled {
+    background-color: #17a2b8;
+    border-color: #17a2b8; }
+  .btn-info:active, .btn-info.active,
+  .show > .btn-info.dropdown-toggle {
+    background-color: #138496;
+    background-image: none;
+    border-color: #117a8b; }
 
 .btn-warning {
-  color: #fff;
-  background-color: #f0ad4e;
-  border-color: #f0ad4e; }
+  color: #111;
+  background-color: #ffc107;
+  border-color: #ffc107; }
   .btn-warning:hover {
-    color: #fff;
-    background-color: #ec971f;
-    border-color: #eb9316; }
+    color: #111;
+    background-color: #e0a800;
+    border-color: #d39e00; }
   .btn-warning:focus, .btn-warning.focus {
-    box-shadow: 0 0 0 2px rgba(240, 173, 78, 0.5); }
+    box-shadow: 0 0 0 3px rgba(255, 193, 7, 0.5); }
   .btn-warning.disabled, .btn-warning:disabled {
-    background-color: #f0ad4e;
-    border-color: #f0ad4e; }
+    background-color: #ffc107;
+    border-color: #ffc107; }
   .btn-warning:active, .btn-warning.active,
   .show > .btn-warning.dropdown-toggle {
-    color: #fff;
-    background-color: #ec971f;
+    background-color: #e0a800;
     background-image: none;
-    border-color: #eb9316; }
+    border-color: #d39e00; }
 
 .btn-danger {
   color: #fff;
-  background-color: #d9534f;
-  border-color: #d9534f; }
+  background-color: #dc3545;
+  border-color: #dc3545; }
   .btn-danger:hover {
     color: #fff;
-    background-color: #c9302c;
-    border-color: #c12e2a; }
+    background-color: #c82333;
+    border-color: #bd2130; }
   .btn-danger:focus, .btn-danger.focus {
-    box-shadow: 0 0 0 2px rgba(217, 83, 79, 0.5); }
+    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.5); }
   .btn-danger.disabled, .btn-danger:disabled {
-    background-color: #d9534f;
-    border-color: #d9534f; }
+    background-color: #dc3545;
+    border-color: #dc3545; }
   .btn-danger:active, .btn-danger.active,
   .show > .btn-danger.dropdown-toggle {
-    color: #fff;
-    background-color: #c9302c;
+    background-color: #c82333;
     background-image: none;
-    border-color: #c12e2a; }
+    border-color: #bd2130; }
+
+.btn-light {
+  color: #111;
+  background-color: #f8f9fa;
+  border-color: #f8f9fa; }
+  .btn-light:hover {
+    color: #111;
+    background-color: #e2e6ea;
+    border-color: #dae0e5; }
+  .btn-light:focus, .btn-light.focus {
+    box-shadow: 0 0 0 3px rgba(248, 249, 250, 0.5); }
+  .btn-light.disabled, .btn-light:disabled {
+    background-color: #f8f9fa;
+    border-color: #f8f9fa; }
+  .btn-light:active, .btn-light.active,
+  .show > .btn-light.dropdown-toggle {
+    background-color: #e2e6ea;
+    background-image: none;
+    border-color: #dae0e5; }
+
+.btn-dark {
+  color: #fff;
+  background-color: #343a40;
+  border-color: #343a40; }
+  .btn-dark:hover {
+    color: #fff;
+    background-color: #23272b;
+    border-color: #1d2124; }
+  .btn-dark:focus, .btn-dark.focus {
+    box-shadow: 0 0 0 3px rgba(52, 58, 64, 0.5); }
+  .btn-dark.disabled, .btn-dark:disabled {
+    background-color: #343a40;
+    border-color: #343a40; }
+  .btn-dark:active, .btn-dark.active,
+  .show > .btn-dark.dropdown-toggle {
+    background-color: #23272b;
+    background-image: none;
+    border-color: #1d2124; }
 
 .btn-outline-primary, .wpcf7 input[type=submit] {
-  color: #7852B2;
-  background-image: none;
+  color: #007bff;
   background-color: transparent;
-  border-color: #7852B2; }
+  background-image: none;
+  border-color: #007bff; }
   .btn-outline-primary:hover, .wpcf7 input[type=submit]:hover {
     color: #fff;
-    background-color: #7852B2;
-    border-color: #7852B2; }
+    background-color: #007bff;
+    border-color: #007bff; }
   .btn-outline-primary:focus, .wpcf7 input[type=submit]:focus, .btn-outline-primary.focus, .wpcf7 input.focus[type=submit] {
-    box-shadow: 0 0 0 2px rgba(120, 82, 178, 0.5); }
+    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.5); }
   .btn-outline-primary.disabled, .wpcf7 input.disabled[type=submit], .btn-outline-primary:disabled, .wpcf7 input[type=submit]:disabled {
-    color: #7852B2;
+    color: #007bff;
     background-color: transparent; }
   .btn-outline-primary:active, .wpcf7 input[type=submit]:active, .btn-outline-primary.active, .wpcf7 input.active[type=submit],
   .show > .btn-outline-primary.dropdown-toggle, .wpcf7
   .show > input.dropdown-toggle[type=submit] {
     color: #fff;
-    background-color: #7852B2;
-    border-color: #7852B2; }
+    background-color: #007bff;
+    border-color: #007bff; }
 
 .btn-outline-secondary {
-  color: #ccc;
-  background-image: none;
+  color: #868e96;
   background-color: transparent;
-  border-color: #ccc; }
+  background-image: none;
+  border-color: #868e96; }
   .btn-outline-secondary:hover {
     color: #fff;
-    background-color: #ccc;
-    border-color: #ccc; }
+    background-color: #868e96;
+    border-color: #868e96; }
   .btn-outline-secondary:focus, .btn-outline-secondary.focus {
-    box-shadow: 0 0 0 2px rgba(204, 204, 204, 0.5); }
+    box-shadow: 0 0 0 3px rgba(134, 142, 150, 0.5); }
   .btn-outline-secondary.disabled, .btn-outline-secondary:disabled {
-    color: #ccc;
+    color: #868e96;
     background-color: transparent; }
   .btn-outline-secondary:active, .btn-outline-secondary.active,
   .show > .btn-outline-secondary.dropdown-toggle {
     color: #fff;
-    background-color: #ccc;
-    border-color: #ccc; }
-
-.btn-outline-info {
-  color: #5bc0de;
-  background-image: none;
-  background-color: transparent;
-  border-color: #5bc0de; }
-  .btn-outline-info:hover {
-    color: #fff;
-    background-color: #5bc0de;
-    border-color: #5bc0de; }
-  .btn-outline-info:focus, .btn-outline-info.focus {
-    box-shadow: 0 0 0 2px rgba(91, 192, 222, 0.5); }
-  .btn-outline-info.disabled, .btn-outline-info:disabled {
-    color: #5bc0de;
-    background-color: transparent; }
-  .btn-outline-info:active, .btn-outline-info.active,
-  .show > .btn-outline-info.dropdown-toggle {
-    color: #fff;
-    background-color: #5bc0de;
-    border-color: #5bc0de; }
+    background-color: #868e96;
+    border-color: #868e96; }
 
 .btn-outline-success {
-  color: #5cb85c;
-  background-image: none;
+  color: #28a745;
   background-color: transparent;
-  border-color: #5cb85c; }
+  background-image: none;
+  border-color: #28a745; }
   .btn-outline-success:hover {
     color: #fff;
-    background-color: #5cb85c;
-    border-color: #5cb85c; }
+    background-color: #28a745;
+    border-color: #28a745; }
   .btn-outline-success:focus, .btn-outline-success.focus {
-    box-shadow: 0 0 0 2px rgba(92, 184, 92, 0.5); }
+    box-shadow: 0 0 0 3px rgba(40, 167, 69, 0.5); }
   .btn-outline-success.disabled, .btn-outline-success:disabled {
-    color: #5cb85c;
+    color: #28a745;
     background-color: transparent; }
   .btn-outline-success:active, .btn-outline-success.active,
   .show > .btn-outline-success.dropdown-toggle {
     color: #fff;
-    background-color: #5cb85c;
-    border-color: #5cb85c; }
+    background-color: #28a745;
+    border-color: #28a745; }
+
+.btn-outline-info {
+  color: #17a2b8;
+  background-color: transparent;
+  background-image: none;
+  border-color: #17a2b8; }
+  .btn-outline-info:hover {
+    color: #fff;
+    background-color: #17a2b8;
+    border-color: #17a2b8; }
+  .btn-outline-info:focus, .btn-outline-info.focus {
+    box-shadow: 0 0 0 3px rgba(23, 162, 184, 0.5); }
+  .btn-outline-info.disabled, .btn-outline-info:disabled {
+    color: #17a2b8;
+    background-color: transparent; }
+  .btn-outline-info:active, .btn-outline-info.active,
+  .show > .btn-outline-info.dropdown-toggle {
+    color: #fff;
+    background-color: #17a2b8;
+    border-color: #17a2b8; }
 
 .btn-outline-warning {
-  color: #f0ad4e;
-  background-image: none;
+  color: #ffc107;
   background-color: transparent;
-  border-color: #f0ad4e; }
+  background-image: none;
+  border-color: #ffc107; }
   .btn-outline-warning:hover {
     color: #fff;
-    background-color: #f0ad4e;
-    border-color: #f0ad4e; }
+    background-color: #ffc107;
+    border-color: #ffc107; }
   .btn-outline-warning:focus, .btn-outline-warning.focus {
-    box-shadow: 0 0 0 2px rgba(240, 173, 78, 0.5); }
+    box-shadow: 0 0 0 3px rgba(255, 193, 7, 0.5); }
   .btn-outline-warning.disabled, .btn-outline-warning:disabled {
-    color: #f0ad4e;
+    color: #ffc107;
     background-color: transparent; }
   .btn-outline-warning:active, .btn-outline-warning.active,
   .show > .btn-outline-warning.dropdown-toggle {
     color: #fff;
-    background-color: #f0ad4e;
-    border-color: #f0ad4e; }
+    background-color: #ffc107;
+    border-color: #ffc107; }
 
 .btn-outline-danger {
-  color: #d9534f;
-  background-image: none;
+  color: #dc3545;
   background-color: transparent;
-  border-color: #d9534f; }
+  background-image: none;
+  border-color: #dc3545; }
   .btn-outline-danger:hover {
     color: #fff;
-    background-color: #d9534f;
-    border-color: #d9534f; }
+    background-color: #dc3545;
+    border-color: #dc3545; }
   .btn-outline-danger:focus, .btn-outline-danger.focus {
-    box-shadow: 0 0 0 2px rgba(217, 83, 79, 0.5); }
+    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.5); }
   .btn-outline-danger.disabled, .btn-outline-danger:disabled {
-    color: #d9534f;
+    color: #dc3545;
     background-color: transparent; }
   .btn-outline-danger:active, .btn-outline-danger.active,
   .show > .btn-outline-danger.dropdown-toggle {
     color: #fff;
-    background-color: #d9534f;
-    border-color: #d9534f; }
+    background-color: #dc3545;
+    border-color: #dc3545; }
+
+.btn-outline-light {
+  color: #f8f9fa;
+  background-color: transparent;
+  background-image: none;
+  border-color: #f8f9fa; }
+  .btn-outline-light:hover {
+    color: #fff;
+    background-color: #f8f9fa;
+    border-color: #f8f9fa; }
+  .btn-outline-light:focus, .btn-outline-light.focus {
+    box-shadow: 0 0 0 3px rgba(248, 249, 250, 0.5); }
+  .btn-outline-light.disabled, .btn-outline-light:disabled {
+    color: #f8f9fa;
+    background-color: transparent; }
+  .btn-outline-light:active, .btn-outline-light.active,
+  .show > .btn-outline-light.dropdown-toggle {
+    color: #fff;
+    background-color: #f8f9fa;
+    border-color: #f8f9fa; }
+
+.btn-outline-dark {
+  color: #343a40;
+  background-color: transparent;
+  background-image: none;
+  border-color: #343a40; }
+  .btn-outline-dark:hover {
+    color: #fff;
+    background-color: #343a40;
+    border-color: #343a40; }
+  .btn-outline-dark:focus, .btn-outline-dark.focus {
+    box-shadow: 0 0 0 3px rgba(52, 58, 64, 0.5); }
+  .btn-outline-dark.disabled, .btn-outline-dark:disabled {
+    color: #343a40;
+    background-color: transparent; }
+  .btn-outline-dark:active, .btn-outline-dark.active,
+  .show > .btn-outline-dark.dropdown-toggle {
+    color: #fff;
+    background-color: #343a40;
+    border-color: #343a40; }
 
 .btn-link {
   font-weight: normal;
-  color: #7852B2;
+  color: #007bff;
   border-radius: 0; }
   .btn-link, .btn-link:active, .btn-link.active, .btn-link:disabled {
     background-color: transparent; }
   .btn-link, .btn-link:focus, .btn-link:active {
-    border-color: transparent; }
+    border-color: transparent;
+    box-shadow: none; }
   .btn-link:hover {
     border-color: transparent; }
   .btn-link:focus, .btn-link:hover {
-    color: #54397f;
+    color: #0056b3;
     text-decoration: underline;
     background-color: transparent; }
   .btn-link:disabled {
-    color: #636c72; }
+    color: #868e96; }
     .btn-link:disabled:focus, .btn-link:disabled:hover {
       text-decoration: none; }
 
 .btn-lg, .btn-group-lg > .btn, .wpcf7 .btn-group-lg > input[type=submit] {
-  padding: 0.75rem 1.5rem;
+  padding: 0.5rem 1rem;
   font-size: 1.25rem;
+  line-height: 1.5;
   border-radius: 0.3rem; }
 
 .btn-sm, .btn-group-sm > .btn, .wpcf7 .btn-group-sm > input[type=submit] {
   padding: 0.25rem 0.5rem;
   font-size: 0.875rem;
+  line-height: 1.5;
   border-radius: 0.2rem; }
 
 .btn-block {
@@ -2413,15 +2471,19 @@ tbody.collapse.show {
   display: inline-block;
   width: 0;
   height: 0;
-  margin-left: 0.3em;
-  vertical-align: middle;
+  margin-left: 0.255em;
+  vertical-align: 0.255em;
   content: "";
   border-top: 0.3em solid;
   border-right: 0.3em solid transparent;
   border-left: 0.3em solid transparent; }
 
-.dropdown-toggle:focus {
-  outline: 0; }
+.dropdown-toggle:empty::after {
+  margin-left: 0; }
+
+.dropup .dropdown-menu {
+  margin-top: 0;
+  margin-bottom: 0.125rem; }
 
 .dropup .dropdown-toggle::after {
   border-top: 0;
@@ -2438,7 +2500,7 @@ tbody.collapse.show {
   padding: 0.5rem 0;
   margin: 0.125rem 0 0;
   font-size: 1rem;
-  color: #292b2c;
+  color: #212529;
   text-align: left;
   list-style: none;
   background-color: #fff;
@@ -2447,70 +2509,48 @@ tbody.collapse.show {
   border-radius: 0.25rem; }
 
 .dropdown-divider {
-  height: 1px;
+  height: 0;
   margin: 0.5rem 0;
   overflow: hidden;
-  background-color: #eceeef; }
+  border-top: 1px solid #e9ecef; }
 
 .dropdown-item {
   display: block;
   width: 100%;
-  padding: 3px 1.5rem;
+  padding: 0.25rem 1.5rem;
   clear: both;
   font-weight: normal;
-  color: #292b2c;
+  color: #212529;
   text-align: inherit;
   white-space: nowrap;
   background: none;
   border: 0; }
   .dropdown-item:focus, .dropdown-item:hover {
-    color: #1d1e1f;
+    color: #16181b;
     text-decoration: none;
-    background-color: #f7f7f9; }
+    background-color: #f8f9fa; }
   .dropdown-item.active, .dropdown-item:active {
     color: #fff;
     text-decoration: none;
-    background-color: #7852B2; }
+    background-color: #007bff; }
   .dropdown-item.disabled, .dropdown-item:disabled {
-    color: #636c72;
-    cursor: not-allowed;
+    color: #868e96;
     background-color: transparent; }
 
-.show > .dropdown-menu {
-  display: block; }
-
 .show > a {
   outline: 0; }
 
-.dropdown-menu-right {
-  right: 0;
-  left: auto; }
-
-.dropdown-menu-left {
-  right: auto;
-  left: 0; }
+.dropdown-menu.show {
+  display: block; }
 
 .dropdown-header {
   display: block;
   padding: 0.5rem 1.5rem;
   margin-bottom: 0;
   font-size: 0.875rem;
-  color: #636c72;
+  color: #868e96;
   white-space: nowrap; }
 
-.dropdown-backdrop {
-  position: fixed;
-  top: 0;
-  right: 0;
-  bottom: 0;
-  left: 0;
-  z-index: 990; }
-
-.dropup .dropdown-menu {
-  top: auto;
-  bottom: 100%;
-  margin-bottom: 0.125rem; }
-
 .btn-group,
 .btn-group-vertical {
   position: relative;
@@ -2520,7 +2560,8 @@ tbody.collapse.show {
   .btn-group-vertical > .btn, .wpcf7
   .btn-group-vertical > input[type=submit] {
     position: relative;
-    flex: 0 1 auto; }
+    flex: 0 1 auto;
+    margin-bottom: 0; }
     .btn-group > .btn:hover, .wpcf7 .btn-group > input[type=submit]:hover,
     .btn-group-vertical > .btn:hover, .wpcf7
     .btn-group-vertical > input[type=submit]:hover {
@@ -2559,6 +2600,7 @@ tbody.collapse.show {
 
 .btn-toolbar {
   display: flex;
+  flex-wrap: wrap;
   justify-content: flex-start; }
   .btn-toolbar .input-group {
     width: auto; }
@@ -2569,13 +2611,13 @@ tbody.collapse.show {
 .btn-group > .btn:first-child, .wpcf7 .btn-group > input[type=submit]:first-child {
   margin-left: 0; }
   .btn-group > .btn:first-child:not(:last-child):not(.dropdown-toggle), .wpcf7 .btn-group > input[type=submit]:first-child:not(:last-child):not(.dropdown-toggle) {
-    border-bottom-right-radius: 0;
-    border-top-right-radius: 0; }
+    border-top-right-radius: 0;
+    border-bottom-right-radius: 0; }
 
 .btn-group > .btn:last-child:not(:first-child), .wpcf7 .btn-group > input[type=submit]:last-child:not(:first-child),
 .btn-group > .dropdown-toggle:not(:first-child) {
-  border-bottom-left-radius: 0;
-  border-top-left-radius: 0; }
+  border-top-left-radius: 0;
+  border-bottom-left-radius: 0; }
 
 .btn-group > .btn-group {
   float: left; }
@@ -2585,20 +2627,16 @@ tbody.collapse.show {
 
 .btn-group > .btn-group:first-child:not(:last-child) > .btn:last-child, .wpcf7 .btn-group > .btn-group:first-child:not(:last-child) > input[type=submit]:last-child,
 .btn-group > .btn-group:first-child:not(:last-child) > .dropdown-toggle {
-  border-bottom-right-radius: 0;
-  border-top-right-radius: 0; }
+  border-top-right-radius: 0;
+  border-bottom-right-radius: 0; }
 
 .btn-group > .btn-group:last-child:not(:first-child) > .btn:first-child, .wpcf7 .btn-group > .btn-group:last-child:not(:first-child) > input[type=submit]:first-child {
-  border-bottom-left-radius: 0;
-  border-top-left-radius: 0; }
-
-.btn-group .dropdown-toggle:active,
-.btn-group.open .dropdown-toggle {
-  outline: 0; }
+  border-top-left-radius: 0;
+  border-bottom-left-radius: 0; }
 
 .btn + .dropdown-toggle-split, .wpcf7 input[type=submit] + .dropdown-toggle-split {
-  padding-right: 0.75rem;
-  padding-left: 0.75rem; }
+  padding-right: 0.5625rem;
+  padding-left: 0.5625rem; }
   .btn + .dropdown-toggle-split::after, .wpcf7 input[type=submit] + .dropdown-toggle-split::after {
     margin-left: 0; }
 
@@ -2607,8 +2645,8 @@ tbody.collapse.show {
   padding-left: 0.375rem; }
 
 .btn-lg + .dropdown-toggle-split, .btn-group-lg > .btn + .dropdown-toggle-split, .wpcf7 .btn-group-lg > input[type=submit] + .dropdown-toggle-split {
-  padding-right: 1.125rem;
-  padding-left: 1.125rem; }
+  padding-right: 0.75rem;
+  padding-left: 0.75rem; }
 
 .btn-group-vertical {
   display: inline-flex;
@@ -2635,8 +2673,8 @@ tbody.collapse.show {
   border-bottom-left-radius: 0; }
 
 .btn-group-vertical > .btn:last-child:not(:first-child), .wpcf7 .btn-group-vertical > input[type=submit]:last-child:not(:first-child) {
-  border-top-right-radius: 0;
-  border-top-left-radius: 0; }
+  border-top-left-radius: 0;
+  border-top-right-radius: 0; }
 
 .btn-group-vertical > .btn-group:not(:first-child):not(:last-child) > .btn, .wpcf7 .btn-group-vertical > .btn-group:not(:first-child):not(:last-child) > input[type=submit] {
   border-radius: 0; }
@@ -2647,8 +2685,8 @@ tbody.collapse.show {
   border-bottom-left-radius: 0; }
 
 .btn-group-vertical > .btn-group:last-child:not(:first-child) > .btn:first-child, .wpcf7 .btn-group-vertical > .btn-group:last-child:not(:first-child) > input[type=submit]:first-child {
-  border-top-right-radius: 0;
-  border-top-left-radius: 0; }
+  border-top-left-radius: 0;
+  border-top-right-radius: 0; }
 
 [data-toggle="buttons"] > .btn input[type="radio"], .wpcf7 [data-toggle="buttons"] > input[type=submit] input[type="radio"],
 [data-toggle="buttons"] > .btn input[type="checkbox"], .wpcf7
@@ -2886,8 +2924,7 @@ tbody.collapse.show {
 .input-group .wpcf7 .wpcf7-validation-errors, .wpcf7
 .input-group .wpcf7-validation-errors {
   display: flex;
-  flex-direction: column;
-  justify-content: center; }
+  align-items: center; }
   .input-group-addon:not(:first-child):not(:last-child),
   .input-group-btn:not(:first-child):not(:last-child),
   .input-group .form-control:not(:first-child):not(:last-child),
@@ -2976,9 +3013,10 @@ tbody.collapse.show {
   font-size: 1rem;
   font-weight: normal;
   line-height: 1.25;
-  color: #464a4c;
+  color: #495057;
   text-align: center;
-  background-color: #eceeef;
+  background-color: #e9ecef;
+  background-clip: padding-box;
   border: 1px solid rgba(0, 0, 0, 0.15);
   border-radius: 0.25rem; }
   .input-group-addon.form-control-sm, .wpcf7 .input-group-sm > input.input-group-addon[type=text],
@@ -3026,7 +3064,7 @@ tbody.collapse.show {
   .input-group-lg > .input-group-addon,
   .input-group-lg > .input-group-btn > .input-group-addon.btn, .wpcf7
   .input-group-lg > .input-group-btn > input.input-group-addon[type=submit] {
-    padding: 0.75rem 1.5rem;
+    padding: 0.5rem 1rem;
     font-size: 1.25rem;
     border-radius: 0.3rem; }
   .input-group-addon input[type="radio"],
@@ -3078,8 +3116,8 @@ tbody.collapse.show {
 .input-group-btn:not(:first-child) > input[type=submit]:not(:last-child):not(.dropdown-toggle),
 .input-group-btn:not(:first-child) > .btn-group:not(:last-child) > .btn, .wpcf7
 .input-group-btn:not(:first-child) > .btn-group:not(:last-child) > input[type=submit] {
-  border-bottom-right-radius: 0;
-  border-top-right-radius: 0; }
+  border-top-right-radius: 0;
+  border-bottom-right-radius: 0; }
 
 .input-group-addon:not(:last-child) {
   border-right: 0; }
@@ -3129,8 +3167,8 @@ tbody.collapse.show {
 .input-group-btn:not(:last-child) > input[type=submit]:not(:first-child),
 .input-group-btn:not(:last-child) > .btn-group:not(:first-child) > .btn, .wpcf7
 .input-group-btn:not(:last-child) > .btn-group:not(:first-child) > input[type=submit] {
-  border-bottom-left-radius: 0;
-  border-top-left-radius: 0; }
+  border-top-left-radius: 0;
+  border-bottom-left-radius: 0; }
 
 .form-control + .input-group-addon:not(:first-child), .wpcf7 input[type=text] + .input-group-addon:not(:first-child),
 .wpcf7 input[type=search] + .input-group-addon:not(:first-child),
@@ -3158,7 +3196,8 @@ tbody.collapse.show {
   white-space: nowrap; }
   .input-group-btn > .btn, .wpcf7 .input-group-btn > input[type=submit] {
     position: relative;
-    flex: 1; }
+    background-clip: padding-box;
+    border: 1px solid rgba(0, 0, 0, 0.15); }
     .input-group-btn > .btn + .btn, .wpcf7 .input-group-btn > input[type=submit] + .btn, .wpcf7 .input-group-btn > .btn + input[type=submit], .wpcf7 .input-group-btn > input[type=submit] + input[type=submit] {
       margin-left: -1px; }
     .input-group-btn > .btn:focus, .wpcf7 .input-group-btn > input[type=submit]:focus, .input-group-btn > .btn:active, .wpcf7 .input-group-btn > input[type=submit]:active, .input-group-btn > .btn:hover, .wpcf7 .input-group-btn > input[type=submit]:hover {
@@ -3181,8 +3220,7 @@ tbody.collapse.show {
   display: inline-flex;
   min-height: 1.5rem;
   padding-left: 1.5rem;
-  margin-right: 1rem;
-  cursor: pointer; }
+  margin-right: 1rem; }
 
 .custom-control-input {
   position: absolute;
@@ -3190,18 +3228,16 @@ tbody.collapse.show {
   opacity: 0; }
   .custom-control-input:checked ~ .custom-control-indicator {
     color: #fff;
-    background-color: #7852B2; }
+    background-color: #007bff; }
   .custom-control-input:focus ~ .custom-control-indicator {
-    box-shadow: 0 0 0 1px #fff, 0 0 0 3px #7852B2; }
+    box-shadow: 0 0 0 1px #fff, 0 0 0 3px #007bff; }
   .custom-control-input:active ~ .custom-control-indicator {
     color: #fff;
-    background-color: #d8cee9; }
+    background-color: #b3d7ff; }
   .custom-control-input:disabled ~ .custom-control-indicator {
-    cursor: not-allowed;
-    background-color: #eceeef; }
+    background-color: #e9ecef; }
   .custom-control-input:disabled ~ .custom-control-description {
-    color: #636c72;
-    cursor: not-allowed; }
+    color: #868e96; }
 
 .custom-control-indicator {
   position: absolute;
@@ -3224,7 +3260,7 @@ tbody.collapse.show {
   background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3E%3Cpath fill='%23fff' d='M6.564.75l-3.59 3.612-1.538-1.55L0 4.26 2.974 7.25 8 2.193z'/%3E%3C/svg%3E"); }
 
 .custom-checkbox .custom-control-input:indeterminate ~ .custom-control-indicator {
-  background-color: #7852B2;
+  background-color: #007bff;
   background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 4 4'%3E%3Cpath stroke='%23fff' d='M0 2h4'/%3E%3C/svg%3E"); }
 
 .custom-radio .custom-control-indicator {
@@ -3247,28 +3283,28 @@ tbody.collapse.show {
   height: calc(2.25rem + 2px);
   padding: 0.375rem 1.75rem 0.375rem 0.75rem;
   line-height: 1.25;
-  color: #464a4c;
+  color: #495057;
   vertical-align: middle;
   background: #fff url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 4 5'%3E%3Cpath fill='%23333' d='M2 0L0 2h4zm0 5L0 3h4z'/%3E%3C/svg%3E") no-repeat right 0.75rem center;
+  background-clip: padding-box;
   background-size: 8px 10px;
   border: 1px solid rgba(0, 0, 0, 0.15);
   border-radius: 0.25rem;
-  -moz-appearance: none;
-  -webkit-appearance: none; }
+  appearance: none; }
   .custom-select:focus {
-    border-color: #bdaad9;
+    border-color: #80bdff;
     outline: none; }
     .custom-select:focus::-ms-value {
-      color: #464a4c;
+      color: #495057;
       background-color: #fff; }
   .custom-select:disabled {
-    color: #636c72;
-    cursor: not-allowed;
-    background-color: #eceeef; }
+    color: #868e96;
+    background-color: #e9ecef; }
   .custom-select::-ms-expand {
     opacity: 0; }
 
 .custom-select-sm {
+  height: calc(1.8125rem + 2px);
   padding-top: 0.375rem;
   padding-bottom: 0.375rem;
   font-size: 75%; }
@@ -3277,17 +3313,17 @@ tbody.collapse.show {
   position: relative;
   display: inline-block;
   max-width: 100%;
-  height: 2.5rem;
-  margin-bottom: 0;
-  cursor: pointer; }
+  height: calc(2.25rem + 2px);
+  margin-bottom: 0; }
 
 .custom-file-input {
   min-width: 14rem;
   max-width: 100%;
-  height: 2.5rem;
+  height: calc(2.25rem + 2px);
   margin: 0;
-  filter: alpha(opacity=0);
   opacity: 0; }
+  .custom-file-input:focus ~ .custom-file-control {
+    box-shadow: 0 0 0 0.075rem #fff, 0 0 0 0.2rem #007bff; }
 
 .custom-file-control {
   position: absolute;
@@ -3295,48 +3331,48 @@ tbody.collapse.show {
   right: 0;
   left: 0;
   z-index: 5;
-  height: 2.5rem;
-  padding: 0.5rem 1rem;
-  line-height: 1.5;
-  color: #464a4c;
+  height: calc(2.25rem + 2px);
+  padding: 0.5rem 0.75rem;
+  overflow: hidden;
+  line-height: 1.25;
+  color: #495057;
   pointer-events: none;
   user-select: none;
   background-color: #fff;
+  background-clip: padding-box;
   border: 1px solid rgba(0, 0, 0, 0.15);
   border-radius: 0.25rem; }
-  .custom-file-control:lang(en)::after {
+  .custom-file-control:lang(en):empty::after {
     content: "Choose file..."; }
   .custom-file-control::before {
     position: absolute;
-    top: -1px;
-    right: -1px;
-    bottom: -1px;
+    top: 0;
+    right: 0;
     z-index: 6;
     display: block;
-    height: 2.5rem;
-    padding: 0.5rem 1rem;
-    line-height: 1.5;
-    color: #464a4c;
-    background-color: #eceeef;
-    border: 1px solid rgba(0, 0, 0, 0.15);
-    border-radius: 0 0.25rem 0.25rem 0; }
+    height: calc(2.25rem + 2px);
+    padding: 0.5rem 0.75rem;
+    line-height: 1.25;
+    color: #495057;
+    background-color: #e9ecef;
+    border-left: 1px solid rgba(0, 0, 0, 0.15); }
   .custom-file-control:lang(en)::before {
     content: "Browse"; }
 
 .nav {
   display: flex;
+  flex-wrap: wrap;
   padding-left: 0;
   margin-bottom: 0;
   list-style: none; }
 
 .nav-link {
   display: block;
-  padding: 0.5em 1em; }
+  padding: 0.5rem 1rem; }
   .nav-link:focus, .nav-link:hover {
     text-decoration: none; }
   .nav-link.disabled {
-    color: #636c72;
-    cursor: not-allowed; }
+    color: #868e96; }
 
 .nav-tabs {
   border-bottom: 1px solid #ddd; }
@@ -3344,39 +3380,38 @@ tbody.collapse.show {
     margin-bottom: -1px; }
   .nav-tabs .nav-link {
     border: 1px solid transparent;
-    border-top-right-radius: 0.25rem;
-    border-top-left-radius: 0.25rem; }
+    border-top-left-radius: 0.25rem;
+    border-top-right-radius: 0.25rem; }
     .nav-tabs .nav-link:focus, .nav-tabs .nav-link:hover {
-      border-color: #eceeef #eceeef #ddd; }
+      border-color: #e9ecef #e9ecef #ddd; }
     .nav-tabs .nav-link.disabled {
-      color: #636c72;
+      color: #868e96;
       background-color: transparent;
       border-color: transparent; }
   .nav-tabs .nav-link.active,
   .nav-tabs .nav-item.show .nav-link {
-    color: #464a4c;
+    color: #495057;
     background-color: #fff;
     border-color: #ddd #ddd #fff; }
   .nav-tabs .dropdown-menu {
     margin-top: -1px;
-    border-top-right-radius: 0;
-    border-top-left-radius: 0; }
+    border-top-left-radius: 0;
+    border-top-right-radius: 0; }
 
 .nav-pills .nav-link {
   border-radius: 0.25rem; }
-
-.nav-pills .nav-link.active,
-.nav-pills .nav-item.show .nav-link {
-  color: #fff;
-  cursor: default;
-  background-color: #7852B2; }
+  .nav-pills .nav-link.active,
+  .show > .nav-pills .nav-link {
+    color: #fff;
+    background-color: #007bff; }
 
 .nav-fill .nav-item {
   flex: 1 1 auto;
   text-align: center; }
 
 .nav-justified .nav-item {
-  flex: 1 1 100%;
+  flex-basis: 0;
+  flex-grow: 1;
   text-align: center; }
 
 .tab-content > .tab-pane {
@@ -3388,13 +3423,21 @@ tbody.collapse.show {
 .navbar {
   position: relative;
   display: flex;
-  flex-direction: column;
+  flex-wrap: wrap;
+  align-items: center;
+  justify-content: space-between;
   padding: 0.5rem 1rem; }
+  .navbar > .container,
+  .navbar > .container-fluid {
+    display: flex;
+    flex-wrap: wrap;
+    align-items: center;
+    justify-content: space-between; }
 
 .navbar-brand {
   display: inline-block;
-  padding-top: .25rem;
-  padding-bottom: .25rem;
+  padding-top: 0.3125rem;
+  padding-bottom: 0.3125rem;
   margin-right: 1rem;
   font-size: 1.25rem;
   line-height: inherit;
@@ -3411,14 +3454,20 @@ tbody.collapse.show {
   .navbar-nav .nav-link {
     padding-right: 0;
     padding-left: 0; }
+  .navbar-nav .dropdown-menu {
+    position: static;
+    float: none; }
 
 .navbar-text {
   display: inline-block;
-  padding-top: .425rem;
-  padding-bottom: .425rem; }
+  padding-top: 0.5rem;
+  padding-bottom: 0.5rem; }
+
+.navbar-collapse {
+  flex-basis: 100%;
+  align-items: center; }
 
 .navbar-toggler {
-  align-self: flex-start;
   padding: 0.25rem 0.75rem;
   font-size: 1.25rem;
   line-height: 1;
@@ -3437,157 +3486,151 @@ tbody.collapse.show {
   background: no-repeat center center;
   background-size: 100% 100%; }
 
-.navbar-toggler-left {
-  position: absolute;
-  left: 1rem; }
-
-.navbar-toggler-right {
-  position: absolute;
-  right: 1rem; }
-
 @media (max-width: 575px) {
-  .navbar-toggleable .navbar-nav .dropdown-menu {
-    position: static;
-    float: none; }
-  .navbar-toggleable > .container {
+  .navbar-expand-sm > .container,
+  .navbar-expand-sm > .container-fluid {
     padding-right: 0;
     padding-left: 0; } }
 
 @media (min-width: 576px) {
-  .navbar-toggleable {
+  .navbar-expand-sm {
     flex-direction: row;
     flex-wrap: nowrap;
-    align-items: center; }
-    .navbar-toggleable .navbar-nav {
+    justify-content: flex-start; }
+    .navbar-expand-sm .navbar-nav {
       flex-direction: row; }
-      .navbar-toggleable .navbar-nav .nav-link {
+      .navbar-expand-sm .navbar-nav .dropdown-menu {
+        position: absolute; }
+      .navbar-expand-sm .navbar-nav .dropdown-menu-right {
+        right: 0;
+        left: auto; }
+      .navbar-expand-sm .navbar-nav .nav-link {
         padding-right: .5rem;
         padding-left: .5rem; }
-    .navbar-toggleable > .container {
-      display: flex;
-      flex-wrap: nowrap;
-      align-items: center; }
-    .navbar-toggleable .navbar-collapse {
-      display: flex !important;
-      width: 100%; }
-    .navbar-toggleable .navbar-toggler {
+    .navbar-expand-sm > .container,
+    .navbar-expand-sm > .container-fluid {
+      flex-wrap: nowrap; }
+    .navbar-expand-sm .navbar-collapse {
+      display: flex !important; }
+    .navbar-expand-sm .navbar-toggler {
       display: none; } }
 
 @media (max-width: 767px) {
-  .navbar-toggleable-sm .navbar-nav .dropdown-menu {
-    position: static;
-    float: none; }
-  .navbar-toggleable-sm > .container {
+  .navbar-expand-md > .container,
+  .navbar-expand-md > .container-fluid {
     padding-right: 0;
     padding-left: 0; } }
 
 @media (min-width: 768px) {
-  .navbar-toggleable-sm {
+  .navbar-expand-md {
     flex-direction: row;
     flex-wrap: nowrap;
-    align-items: center; }
-    .navbar-toggleable-sm .navbar-nav {
+    justify-content: flex-start; }
+    .navbar-expand-md .navbar-nav {
       flex-direction: row; }
-      .navbar-toggleable-sm .navbar-nav .nav-link {
+      .navbar-expand-md .navbar-nav .dropdown-menu {
+        position: absolute; }
+      .navbar-expand-md .navbar-nav .dropdown-menu-right {
+        right: 0;
+        left: auto; }
+      .navbar-expand-md .navbar-nav .nav-link {
         padding-right: .5rem;
         padding-left: .5rem; }
-    .navbar-toggleable-sm > .container {
-      display: flex;
-      flex-wrap: nowrap;
-      align-items: center; }
-    .navbar-toggleable-sm .navbar-collapse {
-      display: flex !important;
-      width: 100%; }
-    .navbar-toggleable-sm .navbar-toggler {
+    .navbar-expand-md > .container,
+    .navbar-expand-md > .container-fluid {
+      flex-wrap: nowrap; }
+    .navbar-expand-md .navbar-collapse {
+      display: flex !important; }
+    .navbar-expand-md .navbar-toggler {
       display: none; } }
 
 @media (max-width: 991px) {
-  .navbar-toggleable-md .navbar-nav .dropdown-menu {
-    position: static;
-    float: none; }
-  .navbar-toggleable-md > .container {
+  .navbar-expand-lg > .container,
+  .navbar-expand-lg > .container-fluid {
     padding-right: 0;
     padding-left: 0; } }
 
 @media (min-width: 992px) {
-  .navbar-toggleable-md {
+  .navbar-expand-lg {
     flex-direction: row;
     flex-wrap: nowrap;
-    align-items: center; }
-    .navbar-toggleable-md .navbar-nav {
+    justify-content: flex-start; }
+    .navbar-expand-lg .navbar-nav {
       flex-direction: row; }
-      .navbar-toggleable-md .navbar-nav .nav-link {
+      .navbar-expand-lg .navbar-nav .dropdown-menu {
+        position: absolute; }
+      .navbar-expand-lg .navbar-nav .dropdown-menu-right {
+        right: 0;
+        left: auto; }
+      .navbar-expand-lg .navbar-nav .nav-link {
         padding-right: .5rem;
         padding-left: .5rem; }
-    .navbar-toggleable-md > .container {
-      display: flex;
-      flex-wrap: nowrap;
-      align-items: center; }
-    .navbar-toggleable-md .navbar-collapse {
-      display: flex !important;
-      width: 100%; }
-    .navbar-toggleable-md .navbar-toggler {
+    .navbar-expand-lg > .container,
+    .navbar-expand-lg > .container-fluid {
+      flex-wrap: nowrap; }
+    .navbar-expand-lg .navbar-collapse {
+      display: flex !important; }
+    .navbar-expand-lg .navbar-toggler {
       display: none; } }
 
 @media (max-width: 1199px) {
-  .navbar-toggleable-lg .navbar-nav .dropdown-menu {
-    position: static;
-    float: none; }
-  .navbar-toggleable-lg > .container {
+  .navbar-expand-xl > .container,
+  .navbar-expand-xl > .container-fluid {
     padding-right: 0;
     padding-left: 0; } }
 
 @media (min-width: 1200px) {
-  .navbar-toggleable-lg {
+  .navbar-expand-xl {
     flex-direction: row;
     flex-wrap: nowrap;
-    align-items: center; }
-    .navbar-toggleable-lg .navbar-nav {
+    justify-content: flex-start; }
+    .navbar-expand-xl .navbar-nav {
       flex-direction: row; }
-      .navbar-toggleable-lg .navbar-nav .nav-link {
+      .navbar-expand-xl .navbar-nav .dropdown-menu {
+        position: absolute; }
+      .navbar-expand-xl .navbar-nav .dropdown-menu-right {
+        right: 0;
+        left: auto; }
+      .navbar-expand-xl .navbar-nav .nav-link {
         padding-right: .5rem;
         padding-left: .5rem; }
-    .navbar-toggleable-lg > .container {
-      display: flex;
-      flex-wrap: nowrap;
-      align-items: center; }
-    .navbar-toggleable-lg .navbar-collapse {
-      display: flex !important;
-      width: 100%; }
-    .navbar-toggleable-lg .navbar-toggler {
+    .navbar-expand-xl > .container,
+    .navbar-expand-xl > .container-fluid {
+      flex-wrap: nowrap; }
+    .navbar-expand-xl .navbar-collapse {
+      display: flex !important; }
+    .navbar-expand-xl .navbar-toggler {
       display: none; } }
 
-.navbar-toggleable-xl {
+.navbar-expand {
   flex-direction: row;
   flex-wrap: nowrap;
-  align-items: center; }
-  .navbar-toggleable-xl .navbar-nav .dropdown-menu {
-    position: static;
-    float: none; }
-  .navbar-toggleable-xl > .container {
+  justify-content: flex-start; }
+  .navbar-expand > .container,
+  .navbar-expand > .container-fluid {
     padding-right: 0;
     padding-left: 0; }
-  .navbar-toggleable-xl .navbar-nav {
+  .navbar-expand .navbar-nav {
     flex-direction: row; }
-    .navbar-toggleable-xl .navbar-nav .nav-link {
+    .navbar-expand .navbar-nav .dropdown-menu {
+      position: absolute; }
+    .navbar-expand .navbar-nav .dropdown-menu-right {
+      right: 0;
+      left: auto; }
+    .navbar-expand .navbar-nav .nav-link {
       padding-right: .5rem;
       padding-left: .5rem; }
-  .navbar-toggleable-xl > .container {
-    display: flex;
-    flex-wrap: nowrap;
-    align-items: center; }
-  .navbar-toggleable-xl .navbar-collapse {
-    display: flex !important;
-    width: 100%; }
-  .navbar-toggleable-xl .navbar-toggler {
+  .navbar-expand > .container,
+  .navbar-expand > .container-fluid {
+    flex-wrap: nowrap; }
+  .navbar-expand .navbar-collapse {
+    display: flex !important; }
+  .navbar-expand .navbar-toggler {
     display: none; }
 
-.navbar-light .navbar-brand,
-.navbar-light .navbar-toggler {
+.navbar-light .navbar-brand {
   color: rgba(0, 0, 0, 0.9); }
-  .navbar-light .navbar-brand:focus, .navbar-light .navbar-brand:hover,
-  .navbar-light .navbar-toggler:focus,
-  .navbar-light .navbar-toggler:hover {
+  .navbar-light .navbar-brand:focus, .navbar-light .navbar-brand:hover {
     color: rgba(0, 0, 0, 0.9); }
 
 .navbar-light .navbar-nav .nav-link {
@@ -3597,60 +3640,62 @@ tbody.collapse.show {
   .navbar-light .navbar-nav .nav-link.disabled {
     color: rgba(0, 0, 0, 0.3); }
 
-.navbar-light .navbar-nav .open > .nav-link,
+.navbar-light .navbar-nav .show > .nav-link,
 .navbar-light .navbar-nav .active > .nav-link,
-.navbar-light .navbar-nav .nav-link.open,
+.navbar-light .navbar-nav .nav-link.show,
 .navbar-light .navbar-nav .nav-link.active {
   color: rgba(0, 0, 0, 0.9); }
 
 .navbar-light .navbar-toggler {
+  color: rgba(0, 0, 0, 0.5);
   border-color: rgba(0, 0, 0, 0.1); }
 
 .navbar-light .navbar-toggler-icon {
-  background-image: url("data:image/svg+xml;charset=utf8,%3Csvg viewBox='0 0 32 32' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath stroke='rgba(0, 0, 0, 0.5)' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 8h24M4 16h24M4 24h24'/%3E%3C/svg%3E"); }
+  background-image: url("data:image/svg+xml;charset=utf8,%3Csvg viewBox='0 0 30 30' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath stroke='rgba(0, 0, 0, 0.5)' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3E%3C/svg%3E"); }
 
 .navbar-light .navbar-text {
   color: rgba(0, 0, 0, 0.5); }
 
-.navbar-inverse .navbar-brand,
-.navbar-inverse .navbar-toggler {
+.navbar-dark .navbar-brand {
   color: white; }
-  .navbar-inverse .navbar-brand:focus, .navbar-inverse .navbar-brand:hover,
-  .navbar-inverse .navbar-toggler:focus,
-  .navbar-inverse .navbar-toggler:hover {
+  .navbar-dark .navbar-brand:focus, .navbar-dark .navbar-brand:hover {
     color: white; }
 
-.navbar-inverse .navbar-nav .nav-link {
+.navbar-dark .navbar-nav .nav-link {
   color: rgba(255, 255, 255, 0.5); }
-  .navbar-inverse .navbar-nav .nav-link:focus, .navbar-inverse .navbar-nav .nav-link:hover {
+  .navbar-dark .navbar-nav .nav-link:focus, .navbar-dark .navbar-nav .nav-link:hover {
     color: rgba(255, 255, 255, 0.75); }
-  .navbar-inverse .navbar-nav .nav-link.disabled {
+  .navbar-dark .navbar-nav .nav-link.disabled {
     color: rgba(255, 255, 255, 0.25); }
 
-.navbar-inverse .navbar-nav .open > .nav-link,
-.navbar-inverse .navbar-nav .active > .nav-link,
-.navbar-inverse .navbar-nav .nav-link.open,
-.navbar-inverse .navbar-nav .nav-link.active {
+.navbar-dark .navbar-nav .show > .nav-link,
+.navbar-dark .navbar-nav .active > .nav-link,
+.navbar-dark .navbar-nav .nav-link.show,
+.navbar-dark .navbar-nav .nav-link.active {
   color: white; }
 
-.navbar-inverse .navbar-toggler {
+.navbar-dark .navbar-toggler {
+  color: rgba(255, 255, 255, 0.5);
   border-color: rgba(255, 255, 255, 0.1); }
 
-.navbar-inverse .navbar-toggler-icon {
-  background-image: url("data:image/svg+xml;charset=utf8,%3Csvg viewBox='0 0 32 32' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath stroke='rgba(255, 255, 255, 0.5)' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 8h24M4 16h24M4 24h24'/%3E%3C/svg%3E"); }
+.navbar-dark .navbar-toggler-icon {
+  background-image: url("data:image/svg+xml;charset=utf8,%3Csvg viewBox='0 0 30 30' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath stroke='rgba(255, 255, 255, 0.5)' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3E%3C/svg%3E"); }
 
-.navbar-inverse .navbar-text {
+.navbar-dark .navbar-text {
   color: rgba(255, 255, 255, 0.5); }
 
 .card {
   position: relative;
   display: flex;
   flex-direction: column;
+  min-width: 0;
+  word-wrap: break-word;
   background-color: #fff;
+  background-clip: border-box;
   border: 1px solid rgba(0, 0, 0, 0.125);
   border-radius: 0.25rem; }
 
-.card-block {
+.card-body {
   flex: 1 1 auto;
   padding: 1.25rem; }
 
@@ -3671,8 +3716,8 @@ tbody.collapse.show {
   margin-left: 1.25rem; }
 
 .card > .list-group:first-child .list-group-item:first-child {
-  border-top-right-radius: 0.25rem;
-  border-top-left-radius: 0.25rem; }
+  border-top-left-radius: 0.25rem;
+  border-top-right-radius: 0.25rem; }
 
 .card > .list-group:last-child .list-group-item:last-child {
   border-bottom-right-radius: 0.25rem;
@@ -3681,14 +3726,14 @@ tbody.collapse.show {
 .card-header {
   padding: 0.75rem 1.25rem;
   margin-bottom: 0;
-  background-color: #f7f7f9;
+  background-color: rgba(0, 0, 0, 0.03);
   border-bottom: 1px solid rgba(0, 0, 0, 0.125); }
   .card-header:first-child {
     border-radius: calc(0.25rem - 1px) calc(0.25rem - 1px) 0 0; }
 
 .card-footer {
   padding: 0.75rem 1.25rem;
-  background-color: #f7f7f9;
+  background-color: rgba(0, 0, 0, 0.03);
   border-top: 1px solid rgba(0, 0, 0, 0.125); }
   .card-footer:last-child {
     border-radius: 0 0 calc(0.25rem - 1px) calc(0.25rem - 1px); }
@@ -3703,92 +3748,6 @@ tbody.collapse.show {
   margin-right: -0.625rem;
   margin-left: -0.625rem; }
 
-.card-primary {
-  background-color: #7852B2;
-  border-color: #7852B2; }
-  .card-primary .card-header,
-  .card-primary .card-footer {
-    background-color: transparent; }
-
-.card-success {
-  background-color: #5cb85c;
-  border-color: #5cb85c; }
-  .card-success .card-header,
-  .card-success .card-footer {
-    background-color: transparent; }
-
-.card-info {
-  background-color: #5bc0de;
-  border-color: #5bc0de; }
-  .card-info .card-header,
-  .card-info .card-footer {
-    background-color: transparent; }
-
-.card-warning {
-  background-color: #f0ad4e;
-  border-color: #f0ad4e; }
-  .card-warning .card-header,
-  .card-warning .card-footer {
-    background-color: transparent; }
-
-.card-danger {
-  background-color: #d9534f;
-  border-color: #d9534f; }
-  .card-danger .card-header,
-  .card-danger .card-footer {
-    background-color: transparent; }
-
-.card-outline-primary {
-  background-color: transparent;
-  border-color: #7852B2; }
-
-.card-outline-secondary {
-  background-color: transparent;
-  border-color: #ccc; }
-
-.card-outline-info {
-  background-color: transparent;
-  border-color: #5bc0de; }
-
-.card-outline-success {
-  background-color: transparent;
-  border-color: #5cb85c; }
-
-.card-outline-warning {
-  background-color: transparent;
-  border-color: #f0ad4e; }
-
-.card-outline-danger {
-  background-color: transparent;
-  border-color: #d9534f; }
-
-.card-inverse {
-  color: rgba(255, 255, 255, 0.65); }
-  .card-inverse .card-header,
-  .card-inverse .card-footer {
-    background-color: transparent;
-    border-color: rgba(255, 255, 255, 0.2); }
-  .card-inverse .card-header,
-  .card-inverse .card-footer,
-  .card-inverse .card-title,
-  .card-inverse .card-blockquote {
-    color: #fff; }
-  .card-inverse .card-link,
-  .card-inverse .card-text,
-  .card-inverse .card-subtitle,
-  .card-inverse .card-blockquote .blockquote-footer {
-    color: rgba(255, 255, 255, 0.65); }
-  .card-inverse .card-link:focus, .card-inverse .card-link:hover {
-    color: #fff; }
-
-.card-blockquote {
-  padding: 0;
-  margin-bottom: 0;
-  border-left: 0; }
-
-.card-img {
-  border-radius: calc(0.25rem - 1px); }
-
 .card-img-overlay {
   position: absolute;
   top: 0;
@@ -3797,46 +3756,52 @@ tbody.collapse.show {
   left: 0;
   padding: 1.25rem; }
 
+.card-img {
+  width: 100%;
+  border-radius: calc(0.25rem - 1px); }
+
 .card-img-top {
-  border-top-right-radius: calc(0.25rem - 1px);
-  border-top-left-radius: calc(0.25rem - 1px); }
+  width: 100%;
+  border-top-left-radius: calc(0.25rem - 1px);
+  border-top-right-radius: calc(0.25rem - 1px); }
 
 .card-img-bottom {
+  width: 100%;
   border-bottom-right-radius: calc(0.25rem - 1px);
   border-bottom-left-radius: calc(0.25rem - 1px); }
 
 @media (min-width: 576px) {
   .card-deck {
     display: flex;
-    flex-flow: row wrap; }
+    flex-flow: row wrap;
+    margin-right: -15px;
+    margin-left: -15px; }
     .card-deck .card {
       display: flex;
-      flex: 1 0 0;
-      flex-direction: column; }
-      .card-deck .card:not(:first-child) {
-        margin-left: 15px; }
-      .card-deck .card:not(:last-child) {
-        margin-right: 15px; } }
+      flex: 1 0 0%;
+      flex-direction: column;
+      margin-right: 15px;
+      margin-left: 15px; } }
 
 @media (min-width: 576px) {
   .card-group {
     display: flex;
     flex-flow: row wrap; }
     .card-group .card {
-      flex: 1 0 0; }
+      flex: 1 0 0%; }
       .card-group .card + .card {
         margin-left: 0;
         border-left: 0; }
       .card-group .card:first-child {
-        border-bottom-right-radius: 0;
-        border-top-right-radius: 0; }
+        border-top-right-radius: 0;
+        border-bottom-right-radius: 0; }
         .card-group .card:first-child .card-img-top {
           border-top-right-radius: 0; }
         .card-group .card:first-child .card-img-bottom {
           border-bottom-right-radius: 0; }
       .card-group .card:last-child {
-        border-bottom-left-radius: 0;
-        border-top-left-radius: 0; }
+        border-top-left-radius: 0;
+        border-bottom-left-radius: 0; }
         .card-group .card:last-child .card-img-top {
           border-top-left-radius: 0; }
         .card-group .card:last-child .card-img-bottom {
@@ -3847,25 +3812,27 @@ tbody.collapse.show {
         .card-group .card:not(:first-child):not(:last-child) .card-img-bottom {
           border-radius: 0; } }
 
+.card-columns .card {
+  margin-bottom: 0.75rem; }
+
 @media (min-width: 576px) {
   .card-columns {
     column-count: 3;
     column-gap: 1.25rem; }
     .card-columns .card {
       display: inline-block;
-      width: 100%;
-      margin-bottom: 0.75rem; } }
+      width: 100%; } }
 
 .breadcrumb {
   padding: 0.75rem 1rem;
   margin-bottom: 1rem;
   list-style: none;
-  background-color: #eceeef;
+  background-color: #e9ecef;
   border-radius: 0.25rem; }
   .breadcrumb::after {
     display: block;
-    content: "";
-    clear: both; }
+    clear: both;
+    content: ""; }
 
 .breadcrumb-item {
   float: left; }
@@ -3873,14 +3840,14 @@ tbody.collapse.show {
     display: inline-block;
     padding-right: 0.5rem;
     padding-left: 0.5rem;
-    color: #636c72;
+    color: #868e96;
     content: "/"; }
   .breadcrumb-item + .breadcrumb-item:hover::before {
     text-decoration: underline; }
   .breadcrumb-item + .breadcrumb-item:hover::before {
     text-decoration: none; }
   .breadcrumb-item.active {
-    color: #636c72; }
+    color: #868e96; }
 
 .pagination {
   display: flex;
@@ -3890,23 +3857,22 @@ tbody.collapse.show {
 
 .page-item:first-child .page-link {
   margin-left: 0;
-  border-bottom-left-radius: 0.25rem;
-  border-top-left-radius: 0.25rem; }
+  border-top-left-radius: 0.25rem;
+  border-bottom-left-radius: 0.25rem; }
 
 .page-item:last-child .page-link {
-  border-bottom-right-radius: 0.25rem;
-  border-top-right-radius: 0.25rem; }
+  border-top-right-radius: 0.25rem;
+  border-bottom-right-radius: 0.25rem; }
 
 .page-item.active .page-link {
   z-index: 2;
   color: #fff;
-  background-color: #7852B2;
-  border-color: #7852B2; }
+  background-color: #007bff;
+  border-color: #007bff; }
 
 .page-item.disabled .page-link {
-  color: #636c72;
+  color: #868e96;
   pointer-events: none;
-  cursor: not-allowed;
   background-color: #fff;
   border-color: #ddd; }
 
@@ -3916,38 +3882,40 @@ tbody.collapse.show {
   padding: 0.5rem 0.75rem;
   margin-left: -1px;
   line-height: 1.25;
-  color: #7852B2;
+  color: #007bff;
   background-color: #fff;
   border: 1px solid #ddd; }
   .page-link:focus, .page-link:hover {
-    color: #54397f;
+    color: #0056b3;
     text-decoration: none;
-    background-color: #eceeef;
+    background-color: #e9ecef;
     border-color: #ddd; }
 
 .pagination-lg .page-link {
   padding: 0.75rem 1.5rem;
-  font-size: 1.25rem; }
+  font-size: 1.25rem;
+  line-height: 1.5; }
 
 .pagination-lg .page-item:first-child .page-link {
-  border-bottom-left-radius: 0.3rem;
-  border-top-left-radius: 0.3rem; }
+  border-top-left-radius: 0.3rem;
+  border-bottom-left-radius: 0.3rem; }
 
 .pagination-lg .page-item:last-child .page-link {
-  border-bottom-right-radius: 0.3rem;
-  border-top-right-radius: 0.3rem; }
+  border-top-right-radius: 0.3rem;
+  border-bottom-right-radius: 0.3rem; }
 
 .pagination-sm .page-link {
   padding: 0.25rem 0.5rem;
-  font-size: 0.875rem; }
+  font-size: 0.875rem;
+  line-height: 1.5; }
 
 .pagination-sm .page-item:first-child .page-link {
-  border-bottom-left-radius: 0.2rem;
-  border-top-left-radius: 0.2rem; }
+  border-top-left-radius: 0.2rem;
+  border-bottom-left-radius: 0.2rem; }
 
 .pagination-sm .page-item:last-child .page-link {
-  border-bottom-right-radius: 0.2rem;
-  border-top-right-radius: 0.2rem; }
+  border-top-right-radius: 0.2rem;
+  border-bottom-right-radius: 0.2rem; }
 
 .badge {
   display: inline-block;
@@ -3967,58 +3935,84 @@ tbody.collapse.show {
   position: relative;
   top: -1px; }
 
-a.badge:focus, a.badge:hover {
-  color: #fff;
-  text-decoration: none;
-  cursor: pointer; }
-
 .badge-pill {
   padding-right: 0.6em;
   padding-left: 0.6em;
   border-radius: 10rem; }
 
-.badge-default {
-  background-color: #636c72; }
-  .badge-default[href]:focus, .badge-default[href]:hover {
-    background-color: #4b5257; }
-
 .badge-primary {
-  background-color: #7852B2; }
+  color: #fff;
+  background-color: #007bff; }
   .badge-primary[href]:focus, .badge-primary[href]:hover {
-    background-color: #604091; }
+    color: #fff;
+    text-decoration: none;
+    background-color: #0062cc; }
+
+.badge-secondary {
+  color: #fff;
+  background-color: #868e96; }
+  .badge-secondary[href]:focus, .badge-secondary[href]:hover {
+    color: #fff;
+    text-decoration: none;
+    background-color: #6c757d; }
 
 .badge-success {
-  background-color: #5cb85c; }
+  color: #fff;
+  background-color: #28a745; }
   .badge-success[href]:focus, .badge-success[href]:hover {
-    background-color: #449d44; }
+    color: #fff;
+    text-decoration: none;
+    background-color: #1e7e34; }
 
 .badge-info {
-  background-color: #5bc0de; }
+  color: #fff;
+  background-color: #17a2b8; }
   .badge-info[href]:focus, .badge-info[href]:hover {
-    background-color: #31b0d5; }
+    color: #fff;
+    text-decoration: none;
+    background-color: #117a8b; }
 
 .badge-warning {
-  background-color: #f0ad4e; }
+  color: #111;
+  background-color: #ffc107; }
   .badge-warning[href]:focus, .badge-warning[href]:hover {
-    background-color: #ec971f; }
+    color: #111;
+    text-decoration: none;
+    background-color: #d39e00; }
 
 .badge-danger {
-  background-color: #d9534f; }
+  color: #fff;
+  background-color: #dc3545; }
   .badge-danger[href]:focus, .badge-danger[href]:hover {
-    background-color: #c9302c; }
+    color: #fff;
+    text-decoration: none;
+    background-color: #bd2130; }
+
+.badge-light {
+  color: #111;
+  background-color: #f8f9fa; }
+  .badge-light[href]:focus, .badge-light[href]:hover {
+    color: #111;
+    text-decoration: none;
+    background-color: #dae0e5; }
+
+.badge-dark {
+  color: #fff;
+  background-color: #343a40; }
+  .badge-dark[href]:focus, .badge-dark[href]:hover {
+    color: #fff;
+    text-decoration: none;
+    background-color: #1d2124; }
 
 .jumbotron {
   padding: 2rem 1rem;
   margin-bottom: 2rem;
-  background-color: #eceeef;
+  background-color: #e9ecef;
   border-radius: 0.3rem; }
   @media (min-width: 576px) {
     .jumbotron {
       padding: 4rem 2rem; } }
 
-.jumbotron-hr {
-  border-top-color: #d0d5d8; }
-
 .jumbotron-fluid {
   padding-right: 0;
   padding-left: 0;
@@ -4043,41 +4037,77 @@ a.badge:focus, a.badge:hover {
   padding: 0.75rem 1.25rem;
   color: inherit; }
 
+.alert-primary {
+  color: #004085;
+  background-color: #cce5ff;
+  border-color: #b8daff; }
+  .alert-primary hr {
+    border-top-color: #9fcdff; }
+  .alert-primary .alert-link {
+    color: #002752; }
+
+.alert-secondary {
+  color: #464a4e;
+  background-color: #e7e8ea;
+  border-color: #dddfe2; }
+  .alert-secondary hr {
+    border-top-color: #cfd2d6; }
+  .alert-secondary .alert-link {
+    color: #2e3133; }
+
 .alert-success {
-  background-color: #dff0d8;
-  border-color: #d0e9c6;
-  color: #3c763d; }
+  color: #155724;
+  background-color: #d4edda;
+  border-color: #c3e6cb; }
   .alert-success hr {
-    border-top-color: #c1e2b3; }
+    border-top-color: #b1dfbb; }
   .alert-success .alert-link {
-    color: #2b542c; }
+    color: #0b2e13; }
 
 .alert-info {
-  background-color: #d9edf7;
-  border-color: #bcdff1;
-  color: #31708f; }
+  color: #0c5460;
+  background-color: #d1ecf1;
+  border-color: #bee5eb; }
   .alert-info hr {
-    border-top-color: #a6d5ec; }
+    border-top-color: #abdde5; }
   .alert-info .alert-link {
-    color: #245269; }
+    color: #062c33; }
 
 .alert-warning {
-  background-color: #fcf8e3;
-  border-color: #faf2cc;
-  color: #8a6d3b; }
+  color: #856404;
+  background-color: #fff3cd;
+  border-color: #ffeeba; }
   .alert-warning hr {
-    border-top-color: #f7ecb5; }
+    border-top-color: #ffe8a1; }
   .alert-warning .alert-link {
-    color: #66512c; }
+    color: #533f03; }
 
 .alert-danger {
-  background-color: #f2dede;
-  border-color: #ebcccc;
-  color: #a94442; }
+  color: #721c24;
+  background-color: #f8d7da;
+  border-color: #f5c6cb; }
   .alert-danger hr {
-    border-top-color: #e4b9b9; }
+    border-top-color: #f1b0b7; }
   .alert-danger .alert-link {
-    color: #843534; }
+    color: #491217; }
+
+.alert-light {
+  color: #818182;
+  background-color: #fefefe;
+  border-color: #fdfdfe; }
+  .alert-light hr {
+    border-top-color: #ececf6; }
+  .alert-light .alert-link {
+    color: #686868; }
+
+.alert-dark {
+  color: #1b1e21;
+  background-color: #d6d8d9;
+  border-color: #c6c8ca; }
+  .alert-dark hr {
+    border-top-color: #b9bbbe; }
+  .alert-dark .alert-link {
+    color: #040505; }
 
 @keyframes progress-bar-stripes {
   from {
@@ -4087,17 +4117,18 @@ a.badge:focus, a.badge:hover {
 
 .progress {
   display: flex;
+  height: 1rem;
   overflow: hidden;
   font-size: 0.75rem;
-  line-height: 1rem;
-  text-align: center;
-  background-color: #eceeef;
+  background-color: #e9ecef;
   border-radius: 0.25rem; }
 
 .progress-bar {
-  height: 1rem;
+  display: flex;
+  align-items: center;
+  justify-content: center;
   color: #fff;
-  background-color: #7852B2; }
+  background-color: #007bff; }
 
 .progress-bar-striped {
   background-image: linear-gradient(45deg, rgba(255, 255, 255, 0.15) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, 0.15) 50%, rgba(255, 255, 255, 0.15) 75%, transparent 75%, transparent);
@@ -4121,30 +4152,26 @@ a.badge:focus, a.badge:hover {
 
 .list-group-item-action {
   width: 100%;
-  color: #464a4c;
+  color: #495057;
   text-align: inherit; }
-  .list-group-item-action .list-group-item-heading {
-    color: #292b2c; }
   .list-group-item-action:focus, .list-group-item-action:hover {
-    color: #464a4c;
+    color: #495057;
     text-decoration: none;
-    background-color: #f7f7f9; }
+    background-color: #f8f9fa; }
   .list-group-item-action:active {
-    color: #292b2c;
-    background-color: #eceeef; }
+    color: #212529;
+    background-color: #e9ecef; }
 
 .list-group-item {
   position: relative;
-  display: flex;
-  flex-flow: row wrap;
-  align-items: center;
+  display: block;
   padding: 0.75rem 1.25rem;
   margin-bottom: -1px;
   background-color: #fff;
   border: 1px solid rgba(0, 0, 0, 0.125); }
   .list-group-item:first-child {
-    border-top-right-radius: 0.25rem;
-    border-top-left-radius: 0.25rem; }
+    border-top-left-radius: 0.25rem;
+    border-top-right-radius: 0.25rem; }
   .list-group-item:last-child {
     margin-bottom: 0;
     border-bottom-right-radius: 0.25rem;
@@ -4152,24 +4179,13 @@ a.badge:focus, a.badge:hover {
   .list-group-item:focus, .list-group-item:hover {
     text-decoration: none; }
   .list-group-item.disabled, .list-group-item:disabled {
-    color: #636c72;
-    cursor: not-allowed;
+    color: #868e96;
     background-color: #fff; }
-    .list-group-item.disabled .list-group-item-heading, .list-group-item:disabled .list-group-item-heading {
-      color: inherit; }
-    .list-group-item.disabled .list-group-item-text, .list-group-item:disabled .list-group-item-text {
-      color: #636c72; }
   .list-group-item.active {
     z-index: 2;
     color: #fff;
-    background-color: #7852B2;
-    border-color: #7852B2; }
-    .list-group-item.active .list-group-item-heading,
-    .list-group-item.active .list-group-item-heading > small,
-    .list-group-item.active .list-group-item-heading > .small {
-      color: inherit; }
-    .list-group-item.active .list-group-item-text {
-      color: white; }
+    background-color: #007bff;
+    border-color: #007bff; }
 
 .list-group-flush .list-group-item {
   border-right: 0;
@@ -4182,123 +4198,149 @@ a.badge:focus, a.badge:hover {
 .list-group-flush:last-child .list-group-item:last-child {
   border-bottom: 0; }
 
+.list-group-item-primary {
+  color: #004085;
+  background-color: #b8daff; }
+
+a.list-group-item-primary,
+button.list-group-item-primary {
+  color: #004085; }
+  a.list-group-item-primary:focus, a.list-group-item-primary:hover,
+  button.list-group-item-primary:focus,
+  button.list-group-item-primary:hover {
+    color: #004085;
+    background-color: #9fcdff; }
+  a.list-group-item-primary.active,
+  button.list-group-item-primary.active {
+    color: #fff;
+    background-color: #004085;
+    border-color: #004085; }
+
+.list-group-item-secondary {
+  color: #464a4e;
+  background-color: #dddfe2; }
+
+a.list-group-item-secondary,
+button.list-group-item-secondary {
+  color: #464a4e; }
+  a.list-group-item-secondary:focus, a.list-group-item-secondary:hover,
+  button.list-group-item-secondary:focus,
+  button.list-group-item-secondary:hover {
+    color: #464a4e;
+    background-color: #cfd2d6; }
+  a.list-group-item-secondary.active,
+  button.list-group-item-secondary.active {
+    color: #fff;
+    background-color: #464a4e;
+    border-color: #464a4e; }
+
 .list-group-item-success {
-  color: #3c763d;
-  background-color: #dff0d8; }
+  color: #155724;
+  background-color: #c3e6cb; }
 
 a.list-group-item-success,
 button.list-group-item-success {
-  color: #3c763d; }
-  a.list-group-item-success .list-group-item-heading,
-  button.list-group-item-success .list-group-item-heading {
-    color: inherit; }
+  color: #155724; }
   a.list-group-item-success:focus, a.list-group-item-success:hover,
   button.list-group-item-success:focus,
   button.list-group-item-success:hover {
-    color: #3c763d;
-    background-color: #d0e9c6; }
+    color: #155724;
+    background-color: #b1dfbb; }
   a.list-group-item-success.active,
   button.list-group-item-success.active {
     color: #fff;
-    background-color: #3c763d;
-    border-color: #3c763d; }
+    background-color: #155724;
+    border-color: #155724; }
 
 .list-group-item-info {
-  color: #31708f;
-  background-color: #d9edf7; }
+  color: #0c5460;
+  background-color: #bee5eb; }
 
 a.list-group-item-info,
 button.list-group-item-info {
-  color: #31708f; }
-  a.list-group-item-info .list-group-item-heading,
-  button.list-group-item-info .list-group-item-heading {
-    color: inherit; }
+  color: #0c5460; }
   a.list-group-item-info:focus, a.list-group-item-info:hover,
   button.list-group-item-info:focus,
   button.list-group-item-info:hover {
-    color: #31708f;
-    background-color: #c4e3f3; }
+    color: #0c5460;
+    background-color: #abdde5; }
   a.list-group-item-info.active,
   button.list-group-item-info.active {
     color: #fff;
-    background-color: #31708f;
-    border-color: #31708f; }
+    background-color: #0c5460;
+    border-color: #0c5460; }
 
 .list-group-item-warning {
-  color: #8a6d3b;
-  background-color: #fcf8e3; }
+  color: #856404;
+  background-color: #ffeeba; }
 
 a.list-group-item-warning,
 button.list-group-item-warning {
-  color: #8a6d3b; }
-  a.list-group-item-warning .list-group-item-heading,
-  button.list-group-item-warning .list-group-item-heading {
-    color: inherit; }
+  color: #856404; }
   a.list-group-item-warning:focus, a.list-group-item-warning:hover,
   button.list-group-item-warning:focus,
   button.list-group-item-warning:hover {
-    color: #8a6d3b;
-    background-color: #faf2cc; }
+    color: #856404;
+    background-color: #ffe8a1; }
   a.list-group-item-warning.active,
   button.list-group-item-warning.active {
     color: #fff;
-    background-color: #8a6d3b;
-    border-color: #8a6d3b; }
+    background-color: #856404;
+    border-color: #856404; }
 
 .list-group-item-danger {
-  color: #a94442;
-  background-color: #f2dede; }
+  color: #721c24;
+  background-color: #f5c6cb; }
 
 a.list-group-item-danger,
 button.list-group-item-danger {
-  color: #a94442; }
-  a.list-group-item-danger .list-group-item-heading,
-  button.list-group-item-danger .list-group-item-heading {
-    color: inherit; }
+  color: #721c24; }
   a.list-group-item-danger:focus, a.list-group-item-danger:hover,
   button.list-group-item-danger:focus,
   button.list-group-item-danger:hover {
-    color: #a94442;
-    background-color: #ebcccc; }
+    color: #721c24;
+    background-color: #f1b0b7; }
   a.list-group-item-danger.active,
   button.list-group-item-danger.active {
     color: #fff;
-    background-color: #a94442;
-    border-color: #a94442; }
+    background-color: #721c24;
+    border-color: #721c24; }
 
-.embed-responsive {
-  position: relative;
-  display: block;
-  width: 100%;
-  padding: 0;
-  overflow: hidden; }
-  .embed-responsive::before {
-    display: block;
-    content: ""; }
-  .embed-responsive .embed-responsive-item,
-  .embed-responsive iframe,
-  .embed-responsive embed,
-  .embed-responsive object,
-  .embed-responsive video {
-    position: absolute;
-    top: 0;
-    bottom: 0;
-    left: 0;
-    width: 100%;
-    height: 100%;
-    border: 0; }
+.list-group-item-light {
+  color: #818182;
+  background-color: #fdfdfe; }
 
-.embed-responsive-21by9::before {
-  padding-top: 42.85714%; }
+a.list-group-item-light,
+button.list-group-item-light {
+  color: #818182; }
+  a.list-group-item-light:focus, a.list-group-item-light:hover,
+  button.list-group-item-light:focus,
+  button.list-group-item-light:hover {
+    color: #818182;
+    background-color: #ececf6; }
+  a.list-group-item-light.active,
+  button.list-group-item-light.active {
+    color: #fff;
+    background-color: #818182;
+    border-color: #818182; }
 
-.embed-responsive-16by9::before {
-  padding-top: 56.25%; }
+.list-group-item-dark {
+  color: #1b1e21;
+  background-color: #c6c8ca; }
 
-.embed-responsive-4by3::before {
-  padding-top: 75%; }
-
-.embed-responsive-1by1::before {
-  padding-top: 100%; }
+a.list-group-item-dark,
+button.list-group-item-dark {
+  color: #1b1e21; }
+  a.list-group-item-dark:focus, a.list-group-item-dark:hover,
+  button.list-group-item-dark:focus,
+  button.list-group-item-dark:hover {
+    color: #1b1e21;
+    background-color: #b9bbbe; }
+  a.list-group-item-dark.active,
+  button.list-group-item-dark.active {
+    color: #fff;
+    background-color: #1b1e21;
+    border-color: #1b1e21; }
 
 .close {
   float: right;
@@ -4311,12 +4353,10 @@ button.list-group-item-danger {
   .close:focus, .close:hover {
     color: #000;
     text-decoration: none;
-    cursor: pointer;
     opacity: .75; }
 
 button.close {
   padding: 0;
-  cursor: pointer;
   background: transparent;
   border: 0;
   -webkit-appearance: none; }
@@ -4377,7 +4417,9 @@ button.close {
   align-items: center;
   justify-content: space-between;
   padding: 15px;
-  border-bottom: 1px solid #eceeef; }
+  border-bottom: 1px solid #e9ecef; }
+  .modal-header .close {
+    margin-left: auto; }
 
 .modal-title {
   margin-bottom: 0;
@@ -4393,7 +4435,7 @@ button.close {
   align-items: center;
   justify-content: flex-end;
   padding: 15px;
-  border-top: 1px solid #eceeef; }
+  border-top: 1px solid #e9ecef; }
   .modal-footer > :not(:first-child) {
     margin-left: .25rem; }
   .modal-footer > :not(:last-child) {
@@ -4421,65 +4463,72 @@ button.close {
   position: absolute;
   z-index: 1070;
   display: block;
+  margin: 0;
   font-family: Arial, sans-serif;
   font-style: normal;
   font-weight: normal;
-  letter-spacing: normal;
-  line-break: auto;
   line-height: 1.5;
   text-align: left;
   text-align: start;
   text-decoration: none;
   text-shadow: none;
   text-transform: none;
-  white-space: normal;
+  letter-spacing: normal;
   word-break: normal;
   word-spacing: normal;
+  white-space: normal;
+  line-break: auto;
   font-size: 0.875rem;
   word-wrap: break-word;
   opacity: 0; }
   .tooltip.show {
     opacity: 0.9; }
-  .tooltip.tooltip-top, .tooltip.bs-tether-element-attached-bottom {
-    padding: 5px 0;
-    margin-top: -3px; }
-    .tooltip.tooltip-top .tooltip-inner::before, .tooltip.bs-tether-element-attached-bottom .tooltip-inner::before {
-      bottom: 0;
-      left: 50%;
-      margin-left: -5px;
+  .tooltip .arrow {
+    position: absolute;
+    display: block;
+    width: 5px;
+    height: 5px; }
+  .tooltip.bs-tooltip-top, .tooltip.bs-tooltip-auto[x-placement^="top"] {
+    padding: 5px 0; }
+    .tooltip.bs-tooltip-top .arrow, .tooltip.bs-tooltip-auto[x-placement^="top"] .arrow {
+      bottom: 0; }
+    .tooltip.bs-tooltip-top .arrow::before, .tooltip.bs-tooltip-auto[x-placement^="top"] .arrow::before {
+      margin-left: -3px;
       content: "";
       border-width: 5px 5px 0;
       border-top-color: #000; }
-  .tooltip.tooltip-right, .tooltip.bs-tether-element-attached-left {
-    padding: 0 5px;
-    margin-left: 3px; }
-    .tooltip.tooltip-right .tooltip-inner::before, .tooltip.bs-tether-element-attached-left .tooltip-inner::before {
-      top: 50%;
-      left: 0;
-      margin-top: -5px;
+  .tooltip.bs-tooltip-right, .tooltip.bs-tooltip-auto[x-placement^="right"] {
+    padding: 0 5px; }
+    .tooltip.bs-tooltip-right .arrow, .tooltip.bs-tooltip-auto[x-placement^="right"] .arrow {
+      left: 0; }
+    .tooltip.bs-tooltip-right .arrow::before, .tooltip.bs-tooltip-auto[x-placement^="right"] .arrow::before {
+      margin-top: -3px;
       content: "";
       border-width: 5px 5px 5px 0;
       border-right-color: #000; }
-  .tooltip.tooltip-bottom, .tooltip.bs-tether-element-attached-top {
-    padding: 5px 0;
-    margin-top: 3px; }
-    .tooltip.tooltip-bottom .tooltip-inner::before, .tooltip.bs-tether-element-attached-top .tooltip-inner::before {
-      top: 0;
-      left: 50%;
-      margin-left: -5px;
+  .tooltip.bs-tooltip-bottom, .tooltip.bs-tooltip-auto[x-placement^="bottom"] {
+    padding: 5px 0; }
+    .tooltip.bs-tooltip-bottom .arrow, .tooltip.bs-tooltip-auto[x-placement^="bottom"] .arrow {
+      top: 0; }
+    .tooltip.bs-tooltip-bottom .arrow::before, .tooltip.bs-tooltip-auto[x-placement^="bottom"] .arrow::before {
+      margin-left: -3px;
       content: "";
       border-width: 0 5px 5px;
       border-bottom-color: #000; }
-  .tooltip.tooltip-left, .tooltip.bs-tether-element-attached-right {
-    padding: 0 5px;
-    margin-left: -3px; }
-    .tooltip.tooltip-left .tooltip-inner::before, .tooltip.bs-tether-element-attached-right .tooltip-inner::before {
-      top: 50%;
+  .tooltip.bs-tooltip-left, .tooltip.bs-tooltip-auto[x-placement^="left"] {
+    padding: 0 5px; }
+    .tooltip.bs-tooltip-left .arrow, .tooltip.bs-tooltip-auto[x-placement^="left"] .arrow {
+      right: 0; }
+    .tooltip.bs-tooltip-left .arrow::before, .tooltip.bs-tooltip-auto[x-placement^="left"] .arrow::before {
       right: 0;
-      margin-top: -5px;
+      margin-top: -3px;
       content: "";
       border-width: 5px 0 5px 5px;
       border-left-color: #000; }
+  .tooltip .arrow::before {
+    position: absolute;
+    border-color: transparent;
+    border-style: solid; }
 
 .tooltip-inner {
   max-width: 200px;
@@ -4488,12 +4537,6 @@ button.close {
   text-align: center;
   background-color: #000;
   border-radius: 0.25rem; }
-  .tooltip-inner::before {
-    position: absolute;
-    width: 0;
-    height: 0;
-    border-color: transparent;
-    border-style: solid; }
 
 .popover {
   position: absolute;
@@ -4506,63 +4549,84 @@ button.close {
   font-family: Arial, sans-serif;
   font-style: normal;
   font-weight: normal;
-  letter-spacing: normal;
-  line-break: auto;
   line-height: 1.5;
   text-align: left;
   text-align: start;
   text-decoration: none;
   text-shadow: none;
   text-transform: none;
-  white-space: normal;
+  letter-spacing: normal;
   word-break: normal;
   word-spacing: normal;
+  white-space: normal;
+  line-break: auto;
   font-size: 0.875rem;
   word-wrap: break-word;
   background-color: #fff;
   background-clip: padding-box;
   border: 1px solid rgba(0, 0, 0, 0.2);
   border-radius: 0.3rem; }
-  .popover.popover-top, .popover.bs-tether-element-attached-bottom {
-    margin-top: -10px; }
-    .popover.popover-top::before, .popover.popover-top::after, .popover.bs-tether-element-attached-bottom::before, .popover.bs-tether-element-attached-bottom::after {
-      left: 50%;
+  .popover .arrow {
+    position: absolute;
+    display: block;
+    width: 10px;
+    height: 5px; }
+  .popover .arrow::before,
+  .popover .arrow::after {
+    position: absolute;
+    display: block;
+    border-color: transparent;
+    border-style: solid; }
+  .popover .arrow::before {
+    content: "";
+    border-width: 11px; }
+  .popover .arrow::after {
+    content: "";
+    border-width: 11px; }
+  .popover.bs-popover-top, .popover.bs-popover-auto[x-placement^="top"] {
+    margin-bottom: 10px; }
+    .popover.bs-popover-top .arrow, .popover.bs-popover-auto[x-placement^="top"] .arrow {
+      bottom: 0; }
+    .popover.bs-popover-top .arrow::before, .popover.bs-popover-auto[x-placement^="top"] .arrow::before,
+    .popover.bs-popover-top .arrow::after, .popover.bs-popover-auto[x-placement^="top"] .arrow::after {
       border-bottom-width: 0; }
-    .popover.popover-top::before, .popover.bs-tether-element-attached-bottom::before {
+    .popover.bs-popover-top .arrow::before, .popover.bs-popover-auto[x-placement^="top"] .arrow::before {
       bottom: -11px;
-      margin-left: -11px;
+      margin-left: -6px;
       border-top-color: rgba(0, 0, 0, 0.25); }
-    .popover.popover-top::after, .popover.bs-tether-element-attached-bottom::after {
+    .popover.bs-popover-top .arrow::after, .popover.bs-popover-auto[x-placement^="top"] .arrow::after {
       bottom: -10px;
-      margin-left: -10px;
+      margin-left: -6px;
       border-top-color: #fff; }
-  .popover.popover-right, .popover.bs-tether-element-attached-left {
+  .popover.bs-popover-right, .popover.bs-popover-auto[x-placement^="right"] {
     margin-left: 10px; }
-    .popover.popover-right::before, .popover.popover-right::after, .popover.bs-tether-element-attached-left::before, .popover.bs-tether-element-attached-left::after {
-      top: 50%;
+    .popover.bs-popover-right .arrow, .popover.bs-popover-auto[x-placement^="right"] .arrow {
+      left: 0; }
+    .popover.bs-popover-right .arrow::before, .popover.bs-popover-auto[x-placement^="right"] .arrow::before,
+    .popover.bs-popover-right .arrow::after, .popover.bs-popover-auto[x-placement^="right"] .arrow::after {
+      margin-top: -8px;
       border-left-width: 0; }
-    .popover.popover-right::before, .popover.bs-tether-element-attached-left::before {
+    .popover.bs-popover-right .arrow::before, .popover.bs-popover-auto[x-placement^="right"] .arrow::before {
       left: -11px;
-      margin-top: -11px;
       border-right-color: rgba(0, 0, 0, 0.25); }
-    .popover.popover-right::after, .popover.bs-tether-element-attached-left::after {
+    .popover.bs-popover-right .arrow::after, .popover.bs-popover-auto[x-placement^="right"] .arrow::after {
       left: -10px;
-      margin-top: -10px;
       border-right-color: #fff; }
-  .popover.popover-bottom, .popover.bs-tether-element-attached-top {
+  .popover.bs-popover-bottom, .popover.bs-popover-auto[x-placement^="bottom"] {
     margin-top: 10px; }
-    .popover.popover-bottom::before, .popover.popover-bottom::after, .popover.bs-tether-element-attached-top::before, .popover.bs-tether-element-attached-top::after {
-      left: 50%;
+    .popover.bs-popover-bottom .arrow, .popover.bs-popover-auto[x-placement^="bottom"] .arrow {
+      top: 0; }
+    .popover.bs-popover-bottom .arrow::before, .popover.bs-popover-auto[x-placement^="bottom"] .arrow::before,
+    .popover.bs-popover-bottom .arrow::after, .popover.bs-popover-auto[x-placement^="bottom"] .arrow::after {
+      margin-left: -7px;
       border-top-width: 0; }
-    .popover.popover-bottom::before, .popover.bs-tether-element-attached-top::before {
+    .popover.bs-popover-bottom .arrow::before, .popover.bs-popover-auto[x-placement^="bottom"] .arrow::before {
       top: -11px;
-      margin-left: -11px;
       border-bottom-color: rgba(0, 0, 0, 0.25); }
-    .popover.popover-bottom::after, .popover.bs-tether-element-attached-top::after {
+    .popover.bs-popover-bottom .arrow::after, .popover.bs-popover-auto[x-placement^="bottom"] .arrow::after {
       top: -10px;
-      margin-left: -10px;
-      border-bottom-color: #f7f7f7; }
-    .popover.popover-bottom .popover-title::before, .popover.bs-tether-element-attached-top .popover-title::before {
+      border-bottom-color: #fff; }
+    .popover.bs-popover-bottom .popover-header::before, .popover.bs-popover-auto[x-placement^="bottom"] .popover-header::before {
       position: absolute;
       top: 0;
       left: 50%;
@@ -4571,50 +4635,36 @@ button.close {
       margin-left: -10px;
       content: "";
       border-bottom: 1px solid #f7f7f7; }
-  .popover.popover-left, .popover.bs-tether-element-attached-right {
-    margin-left: -10px; }
-    .popover.popover-left::before, .popover.popover-left::after, .popover.bs-tether-element-attached-right::before, .popover.bs-tether-element-attached-right::after {
-      top: 50%;
+  .popover.bs-popover-left, .popover.bs-popover-auto[x-placement^="left"] {
+    margin-right: 10px; }
+    .popover.bs-popover-left .arrow, .popover.bs-popover-auto[x-placement^="left"] .arrow {
+      right: 0; }
+    .popover.bs-popover-left .arrow::before, .popover.bs-popover-auto[x-placement^="left"] .arrow::before,
+    .popover.bs-popover-left .arrow::after, .popover.bs-popover-auto[x-placement^="left"] .arrow::after {
+      margin-top: -8px;
       border-right-width: 0; }
-    .popover.popover-left::before, .popover.bs-tether-element-attached-right::before {
+    .popover.bs-popover-left .arrow::before, .popover.bs-popover-auto[x-placement^="left"] .arrow::before {
       right: -11px;
-      margin-top: -11px;
       border-left-color: rgba(0, 0, 0, 0.25); }
-    .popover.popover-left::after, .popover.bs-tether-element-attached-right::after {
+    .popover.bs-popover-left .arrow::after, .popover.bs-popover-auto[x-placement^="left"] .arrow::after {
       right: -10px;
-      margin-top: -10px;
       border-left-color: #fff; }
 
-.popover-title {
+.popover-header {
   padding: 8px 14px;
   margin-bottom: 0;
   font-size: 1rem;
+  color: inherit;
   background-color: #f7f7f7;
   border-bottom: 1px solid #ebebeb;
-  border-top-right-radius: calc(0.3rem - 1px);
-  border-top-left-radius: calc(0.3rem - 1px); }
-  .popover-title:empty {
+  border-top-left-radius: calc(0.3rem - 1px);
+  border-top-right-radius: calc(0.3rem - 1px); }
+  .popover-header:empty {
     display: none; }
 
-.popover-content {
-  padding: 9px 14px; }
-
-.popover::before,
-.popover::after {
-  position: absolute;
-  display: block;
-  width: 0;
-  height: 0;
-  border-color: transparent;
-  border-style: solid; }
-
-.popover::before {
-  content: "";
-  border-width: 11px; }
-
-.popover::after {
-  content: "";
-  border-width: 10px; }
+.popover-body {
+  padding: 9px 14px;
+  color: #212529; }
 
 .carousel {
   position: relative; }
@@ -4627,49 +4677,45 @@ button.close {
 .carousel-item {
   position: relative;
   display: none;
-  width: 100%; }
-  @media (-webkit-transform-3d) {
-    .carousel-item {
-      transition: transform 0.6s ease-in-out;
-      backface-visibility: hidden;
-      perspective: 1000px; } }
-  @supports (transform: translate3d(0, 0, 0)) {
-    .carousel-item {
-      transition: transform 0.6s ease-in-out;
-      backface-visibility: hidden;
-      perspective: 1000px; } }
+  align-items: center;
+  width: 100%;
+  transition: transform 0.6s ease;
+  backface-visibility: hidden;
+  perspective: 1000px; }
 
 .carousel-item.active,
 .carousel-item-next,
 .carousel-item-prev {
-  display: flex; }
+  display: block; }
 
 .carousel-item-next,
 .carousel-item-prev {
   position: absolute;
   top: 0; }
 
-@media (-webkit-transform-3d) {
-  .carousel-item-next.carousel-item-left,
-  .carousel-item-prev.carousel-item-right {
-    transform: translate3d(0, 0, 0); }
-  .carousel-item-next,
-  .active.carousel-item-right {
-    transform: translate3d(100%, 0, 0); }
-  .carousel-item-prev,
-  .active.carousel-item-left {
-    transform: translate3d(-100%, 0, 0); } }
+.carousel-item-next.carousel-item-left,
+.carousel-item-prev.carousel-item-right {
+  transform: translateX(0); }
+  @supports (transform-style: preserve-3d) {
+    .carousel-item-next.carousel-item-left,
+    .carousel-item-prev.carousel-item-right {
+      transform: translate3d(0, 0, 0); } }
 
-@supports (transform: translate3d(0, 0, 0)) {
-  .carousel-item-next.carousel-item-left,
-  .carousel-item-prev.carousel-item-right {
-    transform: translate3d(0, 0, 0); }
-  .carousel-item-next,
-  .active.carousel-item-right {
-    transform: translate3d(100%, 0, 0); }
-  .carousel-item-prev,
-  .active.carousel-item-left {
-    transform: translate3d(-100%, 0, 0); } }
+.carousel-item-next,
+.active.carousel-item-right {
+  transform: translateX(100%); }
+  @supports (transform-style: preserve-3d) {
+    .carousel-item-next,
+    .active.carousel-item-right {
+      transform: translate3d(100%, 0, 0); } }
+
+.carousel-item-prev,
+.active.carousel-item-left {
+  transform: translateX(-100%); }
+  @supports (transform-style: preserve-3d) {
+    .carousel-item-prev,
+    .active.carousel-item-left {
+      transform: translate3d(-100%, 0, 0); } }
 
 .carousel-control-prev,
 .carousel-control-next {
@@ -4725,13 +4771,12 @@ button.close {
   list-style: none; }
   .carousel-indicators li {
     position: relative;
-    flex: 1 0 auto;
-    max-width: 30px;
+    flex: 0 1 auto;
+    width: 30px;
     height: 3px;
     margin-right: 3px;
     margin-left: 3px;
     text-indent: -999px;
-    cursor: pointer;
     background-color: rgba(255, 255, 255, 0.5); }
     .carousel-indicators li::before {
       position: absolute;
@@ -4781,44 +4826,62 @@ button.close {
 .align-text-top {
   vertical-align: text-top !important; }
 
-.bg-faded {
-  background-color: #f7f7f7; }
-
 .bg-primary {
-  background-color: #7852B2 !important; }
+  background-color: #007bff !important; }
 
 a.bg-primary:focus, a.bg-primary:hover {
-  background-color: #604091 !important; }
+  background-color: #0062cc !important; }
+
+.bg-secondary {
+  background-color: #868e96 !important; }
+
+a.bg-secondary:focus, a.bg-secondary:hover {
+  background-color: #6c757d !important; }
 
 .bg-success {
-  background-color: #5cb85c !important; }
+  background-color: #28a745 !important; }
 
 a.bg-success:focus, a.bg-success:hover {
-  background-color: #449d44 !important; }
+  background-color: #1e7e34 !important; }
 
 .bg-info {
-  background-color: #5bc0de !important; }
+  background-color: #17a2b8 !important; }
 
 a.bg-info:focus, a.bg-info:hover {
-  background-color: #31b0d5 !important; }
+  background-color: #117a8b !important; }
 
 .bg-warning {
-  background-color: #f0ad4e !important; }
+  background-color: #ffc107 !important; }
 
 a.bg-warning:focus, a.bg-warning:hover {
-  background-color: #ec971f !important; }
+  background-color: #d39e00 !important; }
 
 .bg-danger {
-  background-color: #d9534f !important; }
+  background-color: #dc3545 !important; }
 
 a.bg-danger:focus, a.bg-danger:hover {
-  background-color: #c9302c !important; }
+  background-color: #bd2130 !important; }
 
-.bg-inverse {
-  background-color: #292b2c !important; }
+.bg-light {
+  background-color: #f8f9fa !important; }
 
-a.bg-inverse:focus, a.bg-inverse:hover {
-  background-color: #101112 !important; }
+a.bg-light:focus, a.bg-light:hover {
+  background-color: #dae0e5 !important; }
+
+.bg-dark {
+  background-color: #343a40 !important; }
+
+a.bg-dark:focus, a.bg-dark:hover {
+  background-color: #1d2124 !important; }
+
+.bg-white {
+  background-color: #fff !important; }
+
+.bg-transparent {
+  background-color: transparent !important; }
+
+.border {
+  border: 1px solid #e9ecef !important; }
 
 .border-0 {
   border: 0 !important; }
@@ -4835,24 +4898,51 @@ a.bg-inverse:focus, a.bg-inverse:hover {
 .border-left-0 {
   border-left: 0 !important; }
 
+.border-primary {
+  border-color: #007bff !important; }
+
+.border-secondary {
+  border-color: #868e96 !important; }
+
+.border-success {
+  border-color: #28a745 !important; }
+
+.border-info {
+  border-color: #17a2b8 !important; }
+
+.border-warning {
+  border-color: #ffc107 !important; }
+
+.border-danger {
+  border-color: #dc3545 !important; }
+
+.border-light {
+  border-color: #f8f9fa !important; }
+
+.border-dark {
+  border-color: #343a40 !important; }
+
+.border-white {
+  border-color: #fff !important; }
+
 .rounded {
-  border-radius: 0.25rem; }
+  border-radius: 0.25rem !important; }
 
 .rounded-top {
-  border-top-right-radius: 0.25rem;
-  border-top-left-radius: 0.25rem; }
+  border-top-left-radius: 0.25rem !important;
+  border-top-right-radius: 0.25rem !important; }
 
 .rounded-right {
-  border-bottom-right-radius: 0.25rem;
-  border-top-right-radius: 0.25rem; }
+  border-top-right-radius: 0.25rem !important;
+  border-bottom-right-radius: 0.25rem !important; }
 
 .rounded-bottom {
-  border-bottom-right-radius: 0.25rem;
-  border-bottom-left-radius: 0.25rem; }
+  border-bottom-right-radius: 0.25rem !important;
+  border-bottom-left-radius: 0.25rem !important; }
 
 .rounded-left {
-  border-bottom-left-radius: 0.25rem;
-  border-top-left-radius: 0.25rem; }
+  border-top-left-radius: 0.25rem !important;
+  border-bottom-left-radius: 0.25rem !important; }
 
 .rounded-circle {
   border-radius: 50%; }
@@ -4862,8 +4952,8 @@ a.bg-inverse:focus, a.bg-inverse:hover {
 
 .clearfix::after {
   display: block;
-  content: "";
-  clear: both; }
+  clear: both;
+  content: ""; }
 
 .d-none {
   display: none !important; }
@@ -4961,14 +5051,61 @@ a.bg-inverse:focus, a.bg-inverse:hover {
   .d-xl-inline-flex {
     display: inline-flex !important; } }
 
-.flex-first {
-  order: -1; }
+.d-print-block {
+  display: none !important; }
+  @media print {
+    .d-print-block {
+      display: block !important; } }
 
-.flex-last {
-  order: 1; }
+.d-print-inline {
+  display: none !important; }
+  @media print {
+    .d-print-inline {
+      display: inline !important; } }
 
-.flex-unordered {
-  order: 0; }
+.d-print-inline-block {
+  display: none !important; }
+  @media print {
+    .d-print-inline-block {
+      display: inline-block !important; } }
+
+@media print {
+  .d-print-none {
+    display: none !important; } }
+
+.embed-responsive {
+  position: relative;
+  display: block;
+  width: 100%;
+  padding: 0;
+  overflow: hidden; }
+  .embed-responsive::before {
+    display: block;
+    content: ""; }
+  .embed-responsive .embed-responsive-item,
+  .embed-responsive iframe,
+  .embed-responsive embed,
+  .embed-responsive object,
+  .embed-responsive video {
+    position: absolute;
+    top: 0;
+    bottom: 0;
+    left: 0;
+    width: 100%;
+    height: 100%;
+    border: 0; }
+
+.embed-responsive-21by9::before {
+  padding-top: 42.85714%; }
+
+.embed-responsive-16by9::before {
+  padding-top: 56.25%; }
+
+.embed-responsive-4by3::before {
+  padding-top: 75%; }
+
+.embed-responsive-1by1::before {
+  padding-top: 100%; }
 
 .flex-row {
   flex-direction: row !important; }
@@ -5058,12 +5195,6 @@ a.bg-inverse:focus, a.bg-inverse:hover {
   align-self: stretch !important; }
 
 @media (min-width: 576px) {
-  .flex-sm-first {
-    order: -1; }
-  .flex-sm-last {
-    order: 1; }
-  .flex-sm-unordered {
-    order: 0; }
   .flex-sm-row {
     flex-direction: row !important; }
   .flex-sm-column {
@@ -5124,12 +5255,6 @@ a.bg-inverse:focus, a.bg-inverse:hover {
     align-self: stretch !important; } }
 
 @media (min-width: 768px) {
-  .flex-md-first {
-    order: -1; }
-  .flex-md-last {
-    order: 1; }
-  .flex-md-unordered {
-    order: 0; }
   .flex-md-row {
     flex-direction: row !important; }
   .flex-md-column {
@@ -5190,12 +5315,6 @@ a.bg-inverse:focus, a.bg-inverse:hover {
     align-self: stretch !important; } }
 
 @media (min-width: 992px) {
-  .flex-lg-first {
-    order: -1; }
-  .flex-lg-last {
-    order: 1; }
-  .flex-lg-unordered {
-    order: 0; }
   .flex-lg-row {
     flex-direction: row !important; }
   .flex-lg-column {
@@ -5256,12 +5375,6 @@ a.bg-inverse:focus, a.bg-inverse:hover {
     align-self: stretch !important; } }
 
 @media (min-width: 1200px) {
-  .flex-xl-first {
-    order: -1; }
-  .flex-xl-last {
-    order: 1; }
-  .flex-xl-unordered {
-    order: 0; }
   .flex-xl-row {
     flex-direction: row !important; }
   .flex-xl-column {
@@ -5362,6 +5475,21 @@ a.bg-inverse:focus, a.bg-inverse:hover {
   .float-xl-none {
     float: none !important; } }
 
+.position-static {
+  position: static !important; }
+
+.position-relative {
+  position: relative !important; }
+
+.position-absolute {
+  position: absolute !important; }
+
+.position-fixed {
+  position: fixed !important; }
+
+.position-sticky {
+  position: sticky !important; }
+
 .fixed-top {
   position: fixed;
   top: 0;
@@ -5376,28 +5504,31 @@ a.bg-inverse:focus, a.bg-inverse:hover {
   left: 0;
   z-index: 1030; }
 
-.sticky-top {
-  position: sticky;
-  top: 0;
-  z-index: 1030; }
+@supports (position: sticky) {
+  .sticky-top {
+    position: sticky;
+    top: 0;
+    z-index: 1020; } }
 
 .sr-only {
   position: absolute;
   width: 1px;
   height: 1px;
   padding: 0;
-  margin: -1px;
   overflow: hidden;
   clip: rect(0, 0, 0, 0);
+  white-space: nowrap;
+  clip-path: inset(50%);
   border: 0; }
 
 .sr-only-focusable:active, .sr-only-focusable:focus {
   position: static;
   width: auto;
   height: auto;
-  margin: 0;
   overflow: visible;
-  clip: auto; }
+  clip: auto;
+  white-space: normal;
+  clip-path: none; }
 
 .w-25 {
   width: 25% !important; }
@@ -5430,1143 +5561,987 @@ a.bg-inverse:focus, a.bg-inverse:hover {
   max-height: 100% !important; }
 
 .m-0 {
-  margin: 0 0 !important; }
+  margin: 0 !important; }
 
-.mt-0 {
+.mt-0,
+.my-0 {
   margin-top: 0 !important; }
 
-.mr-0 {
+.mr-0,
+.mx-0 {
   margin-right: 0 !important; }
 
-.mb-0 {
-  margin-bottom: 0 !important; }
-
-.ml-0 {
-  margin-left: 0 !important; }
-
-.mx-0 {
-  margin-right: 0 !important;
-  margin-left: 0 !important; }
-
+.mb-0,
 .my-0 {
-  margin-top: 0 !important;
   margin-bottom: 0 !important; }
 
+.ml-0,
+.mx-0 {
+  margin-left: 0 !important; }
+
 .m-1 {
-  margin: 0.25rem 0.25rem !important; }
+  margin: 0.25rem !important; }
 
-.mt-1 {
+.mt-1,
+.my-1 {
   margin-top: 0.25rem !important; }
 
-.mr-1 {
+.mr-1,
+.mx-1 {
   margin-right: 0.25rem !important; }
 
-.mb-1 {
-  margin-bottom: 0.25rem !important; }
-
-.ml-1 {
-  margin-left: 0.25rem !important; }
-
-.mx-1 {
-  margin-right: 0.25rem !important;
-  margin-left: 0.25rem !important; }
-
+.mb-1,
 .my-1 {
-  margin-top: 0.25rem !important;
   margin-bottom: 0.25rem !important; }
 
+.ml-1,
+.mx-1 {
+  margin-left: 0.25rem !important; }
+
 .m-2 {
-  margin: 0.5rem 0.5rem !important; }
+  margin: 0.5rem !important; }
 
-.mt-2 {
+.mt-2,
+.my-2 {
   margin-top: 0.5rem !important; }
 
-.mr-2 {
+.mr-2,
+.mx-2 {
   margin-right: 0.5rem !important; }
 
-.mb-2 {
-  margin-bottom: 0.5rem !important; }
-
-.ml-2 {
-  margin-left: 0.5rem !important; }
-
-.mx-2 {
-  margin-right: 0.5rem !important;
-  margin-left: 0.5rem !important; }
-
+.mb-2,
 .my-2 {
-  margin-top: 0.5rem !important;
   margin-bottom: 0.5rem !important; }
 
+.ml-2,
+.mx-2 {
+  margin-left: 0.5rem !important; }
+
 .m-3 {
-  margin: 1rem 1rem !important; }
+  margin: 1rem !important; }
 
-.mt-3 {
+.mt-3,
+.my-3 {
   margin-top: 1rem !important; }
 
-.mr-3 {
+.mr-3,
+.mx-3 {
   margin-right: 1rem !important; }
 
-.mb-3 {
-  margin-bottom: 1rem !important; }
-
-.ml-3 {
-  margin-left: 1rem !important; }
-
-.mx-3 {
-  margin-right: 1rem !important;
-  margin-left: 1rem !important; }
-
+.mb-3,
 .my-3 {
-  margin-top: 1rem !important;
   margin-bottom: 1rem !important; }
 
+.ml-3,
+.mx-3 {
+  margin-left: 1rem !important; }
+
 .m-4 {
-  margin: 1.5rem 1.5rem !important; }
+  margin: 1.5rem !important; }
 
-.mt-4 {
+.mt-4,
+.my-4 {
   margin-top: 1.5rem !important; }
 
-.mr-4 {
+.mr-4,
+.mx-4 {
   margin-right: 1.5rem !important; }
 
-.mb-4 {
-  margin-bottom: 1.5rem !important; }
-
-.ml-4 {
-  margin-left: 1.5rem !important; }
-
-.mx-4 {
-  margin-right: 1.5rem !important;
-  margin-left: 1.5rem !important; }
-
+.mb-4,
 .my-4 {
-  margin-top: 1.5rem !important;
   margin-bottom: 1.5rem !important; }
 
+.ml-4,
+.mx-4 {
+  margin-left: 1.5rem !important; }
+
 .m-5 {
-  margin: 3rem 3rem !important; }
+  margin: 3rem !important; }
 
-.mt-5 {
+.mt-5,
+.my-5 {
   margin-top: 3rem !important; }
 
-.mr-5 {
+.mr-5,
+.mx-5 {
   margin-right: 3rem !important; }
 
-.mb-5 {
-  margin-bottom: 3rem !important; }
-
-.ml-5 {
-  margin-left: 3rem !important; }
-
-.mx-5 {
-  margin-right: 3rem !important;
-  margin-left: 3rem !important; }
-
+.mb-5,
 .my-5 {
-  margin-top: 3rem !important;
   margin-bottom: 3rem !important; }
 
+.ml-5,
+.mx-5 {
+  margin-left: 3rem !important; }
+
 .p-0 {
-  padding: 0 0 !important; }
+  padding: 0 !important; }
 
-.pt-0 {
+.pt-0,
+.py-0 {
   padding-top: 0 !important; }
 
-.pr-0 {
+.pr-0,
+.px-0 {
   padding-right: 0 !important; }
 
-.pb-0 {
-  padding-bottom: 0 !important; }
-
-.pl-0 {
-  padding-left: 0 !important; }
-
-.px-0 {
-  padding-right: 0 !important;
-  padding-left: 0 !important; }
-
+.pb-0,
 .py-0 {
-  padding-top: 0 !important;
   padding-bottom: 0 !important; }
 
+.pl-0,
+.px-0 {
+  padding-left: 0 !important; }
+
 .p-1 {
-  padding: 0.25rem 0.25rem !important; }
+  padding: 0.25rem !important; }
 
-.pt-1 {
+.pt-1,
+.py-1 {
   padding-top: 0.25rem !important; }
 
-.pr-1 {
+.pr-1,
+.px-1 {
   padding-right: 0.25rem !important; }
 
-.pb-1 {
-  padding-bottom: 0.25rem !important; }
-
-.pl-1 {
-  padding-left: 0.25rem !important; }
-
-.px-1 {
-  padding-right: 0.25rem !important;
-  padding-left: 0.25rem !important; }
-
+.pb-1,
 .py-1 {
-  padding-top: 0.25rem !important;
   padding-bottom: 0.25rem !important; }
 
+.pl-1,
+.px-1 {
+  padding-left: 0.25rem !important; }
+
 .p-2 {
-  padding: 0.5rem 0.5rem !important; }
+  padding: 0.5rem !important; }
 
-.pt-2 {
+.pt-2,
+.py-2 {
   padding-top: 0.5rem !important; }
 
-.pr-2 {
+.pr-2,
+.px-2 {
   padding-right: 0.5rem !important; }
 
-.pb-2 {
-  padding-bottom: 0.5rem !important; }
-
-.pl-2 {
-  padding-left: 0.5rem !important; }
-
-.px-2 {
-  padding-right: 0.5rem !important;
-  padding-left: 0.5rem !important; }
-
+.pb-2,
 .py-2 {
-  padding-top: 0.5rem !important;
   padding-bottom: 0.5rem !important; }
 
+.pl-2,
+.px-2 {
+  padding-left: 0.5rem !important; }
+
 .p-3 {
-  padding: 1rem 1rem !important; }
+  padding: 1rem !important; }
 
-.pt-3 {
+.pt-3,
+.py-3 {
   padding-top: 1rem !important; }
 
-.pr-3 {
+.pr-3,
+.px-3 {
   padding-right: 1rem !important; }
 
-.pb-3 {
-  padding-bottom: 1rem !important; }
-
-.pl-3 {
-  padding-left: 1rem !important; }
-
-.px-3 {
-  padding-right: 1rem !important;
-  padding-left: 1rem !important; }
-
+.pb-3,
 .py-3 {
-  padding-top: 1rem !important;
   padding-bottom: 1rem !important; }
 
+.pl-3,
+.px-3 {
+  padding-left: 1rem !important; }
+
 .p-4 {
-  padding: 1.5rem 1.5rem !important; }
+  padding: 1.5rem !important; }
 
-.pt-4 {
+.pt-4,
+.py-4 {
   padding-top: 1.5rem !important; }
 
-.pr-4 {
+.pr-4,
+.px-4 {
   padding-right: 1.5rem !important; }
 
-.pb-4 {
-  padding-bottom: 1.5rem !important; }
-
-.pl-4 {
-  padding-left: 1.5rem !important; }
-
-.px-4 {
-  padding-right: 1.5rem !important;
-  padding-left: 1.5rem !important; }
-
+.pb-4,
 .py-4 {
-  padding-top: 1.5rem !important;
   padding-bottom: 1.5rem !important; }
 
+.pl-4,
+.px-4 {
+  padding-left: 1.5rem !important; }
+
 .p-5 {
-  padding: 3rem 3rem !important; }
+  padding: 3rem !important; }
 
-.pt-5 {
+.pt-5,
+.py-5 {
   padding-top: 3rem !important; }
 
-.pr-5 {
+.pr-5,
+.px-5 {
   padding-right: 3rem !important; }
 
-.pb-5 {
-  padding-bottom: 3rem !important; }
-
-.pl-5 {
-  padding-left: 3rem !important; }
-
-.px-5 {
-  padding-right: 3rem !important;
-  padding-left: 3rem !important; }
-
+.pb-5,
 .py-5 {
-  padding-top: 3rem !important;
   padding-bottom: 3rem !important; }
 
+.pl-5,
+.px-5 {
+  padding-left: 3rem !important; }
+
 .m-auto {
   margin: auto !important; }
 
-.mt-auto {
+.mt-auto,
+.my-auto {
   margin-top: auto !important; }
 
-.mr-auto {
+.mr-auto,
+.mx-auto {
   margin-right: auto !important; }
 
-.mb-auto {
-  margin-bottom: auto !important; }
-
-.ml-auto {
-  margin-left: auto !important; }
-
-.mx-auto {
-  margin-right: auto !important;
-  margin-left: auto !important; }
-
+.mb-auto,
 .my-auto {
-  margin-top: auto !important;
   margin-bottom: auto !important; }
 
+.ml-auto,
+.mx-auto {
+  margin-left: auto !important; }
+
 @media (min-width: 576px) {
   .m-sm-0 {
-    margin: 0 0 !important; }
-  .mt-sm-0 {
-    margin-top: 0 !important; }
-  .mr-sm-0 {
-    margin-right: 0 !important; }
-  .mb-sm-0 {
-    margin-bottom: 0 !important; }
-  .ml-sm-0 {
-    margin-left: 0 !important; }
-  .mx-sm-0 {
-    margin-right: 0 !important;
-    margin-left: 0 !important; }
+    margin: 0 !important; }
+  .mt-sm-0,
+  .my-sm-0 {
+    margin-top: 0 !important; }
+  .mr-sm-0,
+  .mx-sm-0 {
+    margin-right: 0 !important; }
+  .mb-sm-0,
   .my-sm-0 {
-    margin-top: 0 !important;
     margin-bottom: 0 !important; }
+  .ml-sm-0,
+  .mx-sm-0 {
+    margin-left: 0 !important; }
   .m-sm-1 {
-    margin: 0.25rem 0.25rem !important; }
-  .mt-sm-1 {
-    margin-top: 0.25rem !important; }
-  .mr-sm-1 {
-    margin-right: 0.25rem !important; }
-  .mb-sm-1 {
-    margin-bottom: 0.25rem !important; }
-  .ml-sm-1 {
-    margin-left: 0.25rem !important; }
-  .mx-sm-1 {
-    margin-right: 0.25rem !important;
-    margin-left: 0.25rem !important; }
+    margin: 0.25rem !important; }
+  .mt-sm-1,
+  .my-sm-1 {
+    margin-top: 0.25rem !important; }
+  .mr-sm-1,
+  .mx-sm-1 {
+    margin-right: 0.25rem !important; }
+  .mb-sm-1,
   .my-sm-1 {
-    margin-top: 0.25rem !important;
     margin-bottom: 0.25rem !important; }
+  .ml-sm-1,
+  .mx-sm-1 {
+    margin-left: 0.25rem !important; }
   .m-sm-2 {
-    margin: 0.5rem 0.5rem !important; }
-  .mt-sm-2 {
-    margin-top: 0.5rem !important; }
-  .mr-sm-2 {
-    margin-right: 0.5rem !important; }
-  .mb-sm-2 {
-    margin-bottom: 0.5rem !important; }
-  .ml-sm-2 {
-    margin-left: 0.5rem !important; }
-  .mx-sm-2 {
-    margin-right: 0.5rem !important;
-    margin-left: 0.5rem !important; }
+    margin: 0.5rem !important; }
+  .mt-sm-2,
+  .my-sm-2 {
+    margin-top: 0.5rem !important; }
+  .mr-sm-2,
+  .mx-sm-2 {
+    margin-right: 0.5rem !important; }
+  .mb-sm-2,
   .my-sm-2 {
-    margin-top: 0.5rem !important;
     margin-bottom: 0.5rem !important; }
+  .ml-sm-2,
+  .mx-sm-2 {
+    margin-left: 0.5rem !important; }
   .m-sm-3 {
-    margin: 1rem 1rem !important; }
-  .mt-sm-3 {
-    margin-top: 1rem !important; }
-  .mr-sm-3 {
-    margin-right: 1rem !important; }
-  .mb-sm-3 {
-    margin-bottom: 1rem !important; }
-  .ml-sm-3 {
-    margin-left: 1rem !important; }
-  .mx-sm-3 {
-    margin-right: 1rem !important;
-    margin-left: 1rem !important; }
+    margin: 1rem !important; }
+  .mt-sm-3,
+  .my-sm-3 {
+    margin-top: 1rem !important; }
+  .mr-sm-3,
+  .mx-sm-3 {
+    margin-right: 1rem !important; }
+  .mb-sm-3,
   .my-sm-3 {
-    margin-top: 1rem !important;
     margin-bottom: 1rem !important; }
+  .ml-sm-3,
+  .mx-sm-3 {
+    margin-left: 1rem !important; }
   .m-sm-4 {
-    margin: 1.5rem 1.5rem !important; }
-  .mt-sm-4 {
-    margin-top: 1.5rem !important; }
-  .mr-sm-4 {
-    margin-right: 1.5rem !important; }
-  .mb-sm-4 {
-    margin-bottom: 1.5rem !important; }
-  .ml-sm-4 {
-    margin-left: 1.5rem !important; }
-  .mx-sm-4 {
-    margin-right: 1.5rem !important;
-    margin-left: 1.5rem !important; }
+    margin: 1.5rem !important; }
+  .mt-sm-4,
+  .my-sm-4 {
+    margin-top: 1.5rem !important; }
+  .mr-sm-4,
+  .mx-sm-4 {
+    margin-right: 1.5rem !important; }
+  .mb-sm-4,
   .my-sm-4 {
-    margin-top: 1.5rem !important;
     margin-bottom: 1.5rem !important; }
+  .ml-sm-4,
+  .mx-sm-4 {
+    margin-left: 1.5rem !important; }
   .m-sm-5 {
-    margin: 3rem 3rem !important; }
-  .mt-sm-5 {
-    margin-top: 3rem !important; }
-  .mr-sm-5 {
-    margin-right: 3rem !important; }
-  .mb-sm-5 {
-    margin-bottom: 3rem !important; }
-  .ml-sm-5 {
-    margin-left: 3rem !important; }
-  .mx-sm-5 {
-    margin-right: 3rem !important;
-    margin-left: 3rem !important; }
+    margin: 3rem !important; }
+  .mt-sm-5,
+  .my-sm-5 {
+    margin-top: 3rem !important; }
+  .mr-sm-5,
+  .mx-sm-5 {
+    margin-right: 3rem !important; }
+  .mb-sm-5,
   .my-sm-5 {
-    margin-top: 3rem !important;
     margin-bottom: 3rem !important; }
+  .ml-sm-5,
+  .mx-sm-5 {
+    margin-left: 3rem !important; }
   .p-sm-0 {
-    padding: 0 0 !important; }
-  .pt-sm-0 {
-    padding-top: 0 !important; }
-  .pr-sm-0 {
-    padding-right: 0 !important; }
-  .pb-sm-0 {
-    padding-bottom: 0 !important; }
-  .pl-sm-0 {
-    padding-left: 0 !important; }
-  .px-sm-0 {
-    padding-right: 0 !important;
-    padding-left: 0 !important; }
+    padding: 0 !important; }
+  .pt-sm-0,
+  .py-sm-0 {
+    padding-top: 0 !important; }
+  .pr-sm-0,
+  .px-sm-0 {
+    padding-right: 0 !important; }
+  .pb-sm-0,
   .py-sm-0 {
-    padding-top: 0 !important;
     padding-bottom: 0 !important; }
+  .pl-sm-0,
+  .px-sm-0 {
+    padding-left: 0 !important; }
   .p-sm-1 {
-    padding: 0.25rem 0.25rem !important; }
-  .pt-sm-1 {
-    padding-top: 0.25rem !important; }
-  .pr-sm-1 {
-    padding-right: 0.25rem !important; }
-  .pb-sm-1 {
-    padding-bottom: 0.25rem !important; }
-  .pl-sm-1 {
-    padding-left: 0.25rem !important; }
-  .px-sm-1 {
-    padding-right: 0.25rem !important;
-    padding-left: 0.25rem !important; }
+    padding: 0.25rem !important; }
+  .pt-sm-1,
+  .py-sm-1 {
+    padding-top: 0.25rem !important; }
+  .pr-sm-1,
+  .px-sm-1 {
+    padding-right: 0.25rem !important; }
+  .pb-sm-1,
   .py-sm-1 {
-    padding-top: 0.25rem !important;
     padding-bottom: 0.25rem !important; }
+  .pl-sm-1,
+  .px-sm-1 {
+    padding-left: 0.25rem !important; }
   .p-sm-2 {
-    padding: 0.5rem 0.5rem !important; }
-  .pt-sm-2 {
-    padding-top: 0.5rem !important; }
-  .pr-sm-2 {
-    padding-right: 0.5rem !important; }
-  .pb-sm-2 {
-    padding-bottom: 0.5rem !important; }
-  .pl-sm-2 {
-    padding-left: 0.5rem !important; }
-  .px-sm-2 {
-    padding-right: 0.5rem !important;
-    padding-left: 0.5rem !important; }
+    padding: 0.5rem !important; }
+  .pt-sm-2,
+  .py-sm-2 {
+    padding-top: 0.5rem !important; }
+  .pr-sm-2,
+  .px-sm-2 {
+    padding-right: 0.5rem !important; }
+  .pb-sm-2,
   .py-sm-2 {
-    padding-top: 0.5rem !important;
     padding-bottom: 0.5rem !important; }
+  .pl-sm-2,
+  .px-sm-2 {
+    padding-left: 0.5rem !important; }
   .p-sm-3 {
-    padding: 1rem 1rem !important; }
-  .pt-sm-3 {
-    padding-top: 1rem !important; }
-  .pr-sm-3 {
-    padding-right: 1rem !important; }
-  .pb-sm-3 {
-    padding-bottom: 1rem !important; }
-  .pl-sm-3 {
-    padding-left: 1rem !important; }
-  .px-sm-3 {
-    padding-right: 1rem !important;
-    padding-left: 1rem !important; }
+    padding: 1rem !important; }
+  .pt-sm-3,
+  .py-sm-3 {
+    padding-top: 1rem !important; }
+  .pr-sm-3,
+  .px-sm-3 {
+    padding-right: 1rem !important; }
+  .pb-sm-3,
   .py-sm-3 {
-    padding-top: 1rem !important;
     padding-bottom: 1rem !important; }
+  .pl-sm-3,
+  .px-sm-3 {
+    padding-left: 1rem !important; }
   .p-sm-4 {
-    padding: 1.5rem 1.5rem !important; }
-  .pt-sm-4 {
-    padding-top: 1.5rem !important; }
-  .pr-sm-4 {
-    padding-right: 1.5rem !important; }
-  .pb-sm-4 {
-    padding-bottom: 1.5rem !important; }
-  .pl-sm-4 {
-    padding-left: 1.5rem !important; }
-  .px-sm-4 {
-    padding-right: 1.5rem !important;
-    padding-left: 1.5rem !important; }
+    padding: 1.5rem !important; }
+  .pt-sm-4,
+  .py-sm-4 {
+    padding-top: 1.5rem !important; }
+  .pr-sm-4,
+  .px-sm-4 {
+    padding-right: 1.5rem !important; }
+  .pb-sm-4,
   .py-sm-4 {
-    padding-top: 1.5rem !important;
     padding-bottom: 1.5rem !important; }
+  .pl-sm-4,
+  .px-sm-4 {
+    padding-left: 1.5rem !important; }
   .p-sm-5 {
-    padding: 3rem 3rem !important; }
-  .pt-sm-5 {
-    padding-top: 3rem !important; }
-  .pr-sm-5 {
-    padding-right: 3rem !important; }
-  .pb-sm-5 {
-    padding-bottom: 3rem !important; }
-  .pl-sm-5 {
-    padding-left: 3rem !important; }
-  .px-sm-5 {
-    padding-right: 3rem !important;
-    padding-left: 3rem !important; }
+    padding: 3rem !important; }
+  .pt-sm-5,
+  .py-sm-5 {
+    padding-top: 3rem !important; }
+  .pr-sm-5,
+  .px-sm-5 {
+    padding-right: 3rem !important; }
+  .pb-sm-5,
   .py-sm-5 {
-    padding-top: 3rem !important;
     padding-bottom: 3rem !important; }
+  .pl-sm-5,
+  .px-sm-5 {
+    padding-left: 3rem !important; }
   .m-sm-auto {
     margin: auto !important; }
-  .mt-sm-auto {
-    margin-top: auto !important; }
-  .mr-sm-auto {
-    margin-right: auto !important; }
-  .mb-sm-auto {
-    margin-bottom: auto !important; }
-  .ml-sm-auto {
-    margin-left: auto !important; }
-  .mx-sm-auto {
-    margin-right: auto !important;
-    margin-left: auto !important; }
+  .mt-sm-auto,
   .my-sm-auto {
-    margin-top: auto !important;
-    margin-bottom: auto !important; } }
+    margin-top: auto !important; }
+  .mr-sm-auto,
+  .mx-sm-auto {
+    margin-right: auto !important; }
+  .mb-sm-auto,
+  .my-sm-auto {
+    margin-bottom: auto !important; }
+  .ml-sm-auto,
+  .mx-sm-auto {
+    margin-left: auto !important; } }
 
 @media (min-width: 768px) {
   .m-md-0 {
-    margin: 0 0 !important; }
-  .mt-md-0 {
-    margin-top: 0 !important; }
-  .mr-md-0 {
-    margin-right: 0 !important; }
-  .mb-md-0 {
-    margin-bottom: 0 !important; }
-  .ml-md-0 {
-    margin-left: 0 !important; }
-  .mx-md-0 {
-    margin-right: 0 !important;
-    margin-left: 0 !important; }
+    margin: 0 !important; }
+  .mt-md-0,
+  .my-md-0 {
+    margin-top: 0 !important; }
+  .mr-md-0,
+  .mx-md-0 {
+    margin-right: 0 !important; }
+  .mb-md-0,
   .my-md-0 {
-    margin-top: 0 !important;
     margin-bottom: 0 !important; }
+  .ml-md-0,
+  .mx-md-0 {
+    margin-left: 0 !important; }
   .m-md-1 {
-    margin: 0.25rem 0.25rem !important; }
-  .mt-md-1 {
-    margin-top: 0.25rem !important; }
-  .mr-md-1 {
-    margin-right: 0.25rem !important; }
-  .mb-md-1 {
-    margin-bottom: 0.25rem !important; }
-  .ml-md-1 {
-    margin-left: 0.25rem !important; }
-  .mx-md-1 {
-    margin-right: 0.25rem !important;
-    margin-left: 0.25rem !important; }
+    margin: 0.25rem !important; }
+  .mt-md-1,
+  .my-md-1 {
+    margin-top: 0.25rem !important; }
+  .mr-md-1,
+  .mx-md-1 {
+    margin-right: 0.25rem !important; }
+  .mb-md-1,
   .my-md-1 {
-    margin-top: 0.25rem !important;
     margin-bottom: 0.25rem !important; }
+  .ml-md-1,
+  .mx-md-1 {
+    margin-left: 0.25rem !important; }
   .m-md-2 {
-    margin: 0.5rem 0.5rem !important; }
-  .mt-md-2 {
-    margin-top: 0.5rem !important; }
-  .mr-md-2 {
-    margin-right: 0.5rem !important; }
-  .mb-md-2 {
-    margin-bottom: 0.5rem !important; }
-  .ml-md-2 {
-    margin-left: 0.5rem !important; }
-  .mx-md-2 {
-    margin-right: 0.5rem !important;
-    margin-left: 0.5rem !important; }
+    margin: 0.5rem !important; }
+  .mt-md-2,
+  .my-md-2 {
+    margin-top: 0.5rem !important; }
+  .mr-md-2,
+  .mx-md-2 {
+    margin-right: 0.5rem !important; }
+  .mb-md-2,
   .my-md-2 {
-    margin-top: 0.5rem !important;
     margin-bottom: 0.5rem !important; }
+  .ml-md-2,
+  .mx-md-2 {
+    margin-left: 0.5rem !important; }
   .m-md-3 {
-    margin: 1rem 1rem !important; }
-  .mt-md-3 {
-    margin-top: 1rem !important; }
-  .mr-md-3 {
-    margin-right: 1rem !important; }
-  .mb-md-3 {
-    margin-bottom: 1rem !important; }
-  .ml-md-3 {
-    margin-left: 1rem !important; }
-  .mx-md-3 {
-    margin-right: 1rem !important;
-    margin-left: 1rem !important; }
+    margin: 1rem !important; }
+  .mt-md-3,
+  .my-md-3 {
+    margin-top: 1rem !important; }
+  .mr-md-3,
+  .mx-md-3 {
+    margin-right: 1rem !important; }
+  .mb-md-3,
   .my-md-3 {
-    margin-top: 1rem !important;
     margin-bottom: 1rem !important; }
+  .ml-md-3,
+  .mx-md-3 {
+    margin-left: 1rem !important; }
   .m-md-4 {
-    margin: 1.5rem 1.5rem !important; }
-  .mt-md-4 {
-    margin-top: 1.5rem !important; }
-  .mr-md-4 {
-    margin-right: 1.5rem !important; }
-  .mb-md-4 {
-    margin-bottom: 1.5rem !important; }
-  .ml-md-4 {
-    margin-left: 1.5rem !important; }
-  .mx-md-4 {
-    margin-right: 1.5rem !important;
-    margin-left: 1.5rem !important; }
+    margin: 1.5rem !important; }
+  .mt-md-4,
+  .my-md-4 {
+    margin-top: 1.5rem !important; }
+  .mr-md-4,
+  .mx-md-4 {
+    margin-right: 1.5rem !important; }
+  .mb-md-4,
   .my-md-4 {
-    margin-top: 1.5rem !important;
     margin-bottom: 1.5rem !important; }
+  .ml-md-4,
+  .mx-md-4 {
+    margin-left: 1.5rem !important; }
   .m-md-5 {
-    margin: 3rem 3rem !important; }
-  .mt-md-5 {
-    margin-top: 3rem !important; }
-  .mr-md-5 {
-    margin-right: 3rem !important; }
-  .mb-md-5 {
-    margin-bottom: 3rem !important; }
-  .ml-md-5 {
-    margin-left: 3rem !important; }
-  .mx-md-5 {
-    margin-right: 3rem !important;
-    margin-left: 3rem !important; }
+    margin: 3rem !important; }
+  .mt-md-5,
+  .my-md-5 {
+    margin-top: 3rem !important; }
+  .mr-md-5,
+  .mx-md-5 {
+    margin-right: 3rem !important; }
+  .mb-md-5,
   .my-md-5 {
-    margin-top: 3rem !important;
     margin-bottom: 3rem !important; }
+  .ml-md-5,
+  .mx-md-5 {
+    margin-left: 3rem !important; }
   .p-md-0 {
-    padding: 0 0 !important; }
-  .pt-md-0 {
-    padding-top: 0 !important; }
-  .pr-md-0 {
-    padding-right: 0 !important; }
-  .pb-md-0 {
-    padding-bottom: 0 !important; }
-  .pl-md-0 {
-    padding-left: 0 !important; }
-  .px-md-0 {
-    padding-right: 0 !important;
-    padding-left: 0 !important; }
+    padding: 0 !important; }
+  .pt-md-0,
+  .py-md-0 {
+    padding-top: 0 !important; }
+  .pr-md-0,
+  .px-md-0 {
+    padding-right: 0 !important; }
+  .pb-md-0,
   .py-md-0 {
-    padding-top: 0 !important;
     padding-bottom: 0 !important; }
+  .pl-md-0,
+  .px-md-0 {
+    padding-left: 0 !important; }
   .p-md-1 {
-    padding: 0.25rem 0.25rem !important; }
-  .pt-md-1 {
-    padding-top: 0.25rem !important; }
-  .pr-md-1 {
-    padding-right: 0.25rem !important; }
-  .pb-md-1 {
-    padding-bottom: 0.25rem !important; }
-  .pl-md-1 {
-    padding-left: 0.25rem !important; }
-  .px-md-1 {
-    padding-right: 0.25rem !important;
-    padding-left: 0.25rem !important; }
+    padding: 0.25rem !important; }
+  .pt-md-1,
+  .py-md-1 {
+    padding-top: 0.25rem !important; }
+  .pr-md-1,
+  .px-md-1 {
+    padding-right: 0.25rem !important; }
+  .pb-md-1,
   .py-md-1 {
-    padding-top: 0.25rem !important;
     padding-bottom: 0.25rem !important; }
+  .pl-md-1,
+  .px-md-1 {
+    padding-left: 0.25rem !important; }
   .p-md-2 {
-    padding: 0.5rem 0.5rem !important; }
-  .pt-md-2 {
-    padding-top: 0.5rem !important; }
-  .pr-md-2 {
-    padding-right: 0.5rem !important; }
-  .pb-md-2 {
-    padding-bottom: 0.5rem !important; }
-  .pl-md-2 {
-    padding-left: 0.5rem !important; }
-  .px-md-2 {
-    padding-right: 0.5rem !important;
-    padding-left: 0.5rem !important; }
+    padding: 0.5rem !important; }
+  .pt-md-2,
+  .py-md-2 {
+    padding-top: 0.5rem !important; }
+  .pr-md-2,
+  .px-md-2 {
+    padding-right: 0.5rem !important; }
+  .pb-md-2,
   .py-md-2 {
-    padding-top: 0.5rem !important;
     padding-bottom: 0.5rem !important; }
+  .pl-md-2,
+  .px-md-2 {
+    padding-left: 0.5rem !important; }
   .p-md-3 {
-    padding: 1rem 1rem !important; }
-  .pt-md-3 {
-    padding-top: 1rem !important; }
-  .pr-md-3 {
-    padding-right: 1rem !important; }
-  .pb-md-3 {
-    padding-bottom: 1rem !important; }
-  .pl-md-3 {
-    padding-left: 1rem !important; }
-  .px-md-3 {
-    padding-right: 1rem !important;
-    padding-left: 1rem !important; }
+    padding: 1rem !important; }
+  .pt-md-3,
+  .py-md-3 {
+    padding-top: 1rem !important; }
+  .pr-md-3,
+  .px-md-3 {
+    padding-right: 1rem !important; }
+  .pb-md-3,
   .py-md-3 {
-    padding-top: 1rem !important;
     padding-bottom: 1rem !important; }
+  .pl-md-3,
+  .px-md-3 {
+    padding-left: 1rem !important; }
   .p-md-4 {
-    padding: 1.5rem 1.5rem !important; }
-  .pt-md-4 {
-    padding-top: 1.5rem !important; }
-  .pr-md-4 {
-    padding-right: 1.5rem !important; }
-  .pb-md-4 {
-    padding-bottom: 1.5rem !important; }
-  .pl-md-4 {
-    padding-left: 1.5rem !important; }
-  .px-md-4 {
-    padding-right: 1.5rem !important;
-    padding-left: 1.5rem !important; }
+    padding: 1.5rem !important; }
+  .pt-md-4,
+  .py-md-4 {
+    padding-top: 1.5rem !important; }
+  .pr-md-4,
+  .px-md-4 {
+    padding-right: 1.5rem !important; }
+  .pb-md-4,
   .py-md-4 {
-    padding-top: 1.5rem !important;
     padding-bottom: 1.5rem !important; }
+  .pl-md-4,
+  .px-md-4 {
+    padding-left: 1.5rem !important; }
   .p-md-5 {
-    padding: 3rem 3rem !important; }
-  .pt-md-5 {
-    padding-top: 3rem !important; }
-  .pr-md-5 {
-    padding-right: 3rem !important; }
-  .pb-md-5 {
-    padding-bottom: 3rem !important; }
-  .pl-md-5 {
-    padding-left: 3rem !important; }
-  .px-md-5 {
-    padding-right: 3rem !important;
-    padding-left: 3rem !important; }
+    padding: 3rem !important; }
+  .pt-md-5,
+  .py-md-5 {
+    padding-top: 3rem !important; }
+  .pr-md-5,
+  .px-md-5 {
+    padding-right: 3rem !important; }
+  .pb-md-5,
   .py-md-5 {
-    padding-top: 3rem !important;
     padding-bottom: 3rem !important; }
+  .pl-md-5,
+  .px-md-5 {
+    padding-left: 3rem !important; }
   .m-md-auto {
     margin: auto !important; }
-  .mt-md-auto {
-    margin-top: auto !important; }
-  .mr-md-auto {
-    margin-right: auto !important; }
-  .mb-md-auto {
-    margin-bottom: auto !important; }
-  .ml-md-auto {
-    margin-left: auto !important; }
-  .mx-md-auto {
-    margin-right: auto !important;
-    margin-left: auto !important; }
+  .mt-md-auto,
   .my-md-auto {
-    margin-top: auto !important;
-    margin-bottom: auto !important; } }
+    margin-top: auto !important; }
+  .mr-md-auto,
+  .mx-md-auto {
+    margin-right: auto !important; }
+  .mb-md-auto,
+  .my-md-auto {
+    margin-bottom: auto !important; }
+  .ml-md-auto,
+  .mx-md-auto {
+    margin-left: auto !important; } }
 
 @media (min-width: 992px) {
   .m-lg-0 {
-    margin: 0 0 !important; }
-  .mt-lg-0 {
-    margin-top: 0 !important; }
-  .mr-lg-0 {
-    margin-right: 0 !important; }
-  .mb-lg-0 {
-    margin-bottom: 0 !important; }
-  .ml-lg-0 {
-    margin-left: 0 !important; }
-  .mx-lg-0 {
-    margin-right: 0 !important;
-    margin-left: 0 !important; }
+    margin: 0 !important; }
+  .mt-lg-0,
+  .my-lg-0 {
+    margin-top: 0 !important; }
+  .mr-lg-0,
+  .mx-lg-0 {
+    margin-right: 0 !important; }
+  .mb-lg-0,
   .my-lg-0 {
-    margin-top: 0 !important;
     margin-bottom: 0 !important; }
+  .ml-lg-0,
+  .mx-lg-0 {
+    margin-left: 0 !important; }
   .m-lg-1 {
-    margin: 0.25rem 0.25rem !important; }
-  .mt-lg-1 {
-    margin-top: 0.25rem !important; }
-  .mr-lg-1 {
-    margin-right: 0.25rem !important; }
-  .mb-lg-1 {
-    margin-bottom: 0.25rem !important; }
-  .ml-lg-1 {
-    margin-left: 0.25rem !important; }
-  .mx-lg-1 {
-    margin-right: 0.25rem !important;
-    margin-left: 0.25rem !important; }
+    margin: 0.25rem !important; }
+  .mt-lg-1,
+  .my-lg-1 {
+    margin-top: 0.25rem !important; }
+  .mr-lg-1,
+  .mx-lg-1 {
+    margin-right: 0.25rem !important; }
+  .mb-lg-1,
   .my-lg-1 {
-    margin-top: 0.25rem !important;
     margin-bottom: 0.25rem !important; }
+  .ml-lg-1,
+  .mx-lg-1 {
+    margin-left: 0.25rem !important; }
   .m-lg-2 {
-    margin: 0.5rem 0.5rem !important; }
-  .mt-lg-2 {
-    margin-top: 0.5rem !important; }
-  .mr-lg-2 {
-    margin-right: 0.5rem !important; }
-  .mb-lg-2 {
-    margin-bottom: 0.5rem !important; }
-  .ml-lg-2 {
-    margin-left: 0.5rem !important; }
-  .mx-lg-2 {
-    margin-right: 0.5rem !important;
-    margin-left: 0.5rem !important; }
+    margin: 0.5rem !important; }
+  .mt-lg-2,
+  .my-lg-2 {
+    margin-top: 0.5rem !important; }
+  .mr-lg-2,
+  .mx-lg-2 {
+    margin-right: 0.5rem !important; }
+  .mb-lg-2,
   .my-lg-2 {
-    margin-top: 0.5rem !important;
     margin-bottom: 0.5rem !important; }
+  .ml-lg-2,
+  .mx-lg-2 {
+    margin-left: 0.5rem !important; }
   .m-lg-3 {
-    margin: 1rem 1rem !important; }
-  .mt-lg-3 {
-    margin-top: 1rem !important; }
-  .mr-lg-3 {
-    margin-right: 1rem !important; }
-  .mb-lg-3 {
-    margin-bottom: 1rem !important; }
-  .ml-lg-3 {
-    margin-left: 1rem !important; }
-  .mx-lg-3 {
-    margin-right: 1rem !important;
-    margin-left: 1rem !important; }
+    margin: 1rem !important; }
+  .mt-lg-3,
+  .my-lg-3 {
+    margin-top: 1rem !important; }
+  .mr-lg-3,
+  .mx-lg-3 {
+    margin-right: 1rem !important; }
+  .mb-lg-3,
   .my-lg-3 {
-    margin-top: 1rem !important;
     margin-bottom: 1rem !important; }
+  .ml-lg-3,
+  .mx-lg-3 {
+    margin-left: 1rem !important; }
   .m-lg-4 {
-    margin: 1.5rem 1.5rem !important; }
-  .mt-lg-4 {
-    margin-top: 1.5rem !important; }
-  .mr-lg-4 {
-    margin-right: 1.5rem !important; }
-  .mb-lg-4 {
-    margin-bottom: 1.5rem !important; }
-  .ml-lg-4 {
-    margin-left: 1.5rem !important; }
-  .mx-lg-4 {
-    margin-right: 1.5rem !important;
-    margin-left: 1.5rem !important; }
+    margin: 1.5rem !important; }
+  .mt-lg-4,
+  .my-lg-4 {
+    margin-top: 1.5rem !important; }
+  .mr-lg-4,
+  .mx-lg-4 {
+    margin-right: 1.5rem !important; }
+  .mb-lg-4,
   .my-lg-4 {
-    margin-top: 1.5rem !important;
     margin-bottom: 1.5rem !important; }
+  .ml-lg-4,
+  .mx-lg-4 {
+    margin-left: 1.5rem !important; }
   .m-lg-5 {
-    margin: 3rem 3rem !important; }
-  .mt-lg-5 {
-    margin-top: 3rem !important; }
-  .mr-lg-5 {
-    margin-right: 3rem !important; }
-  .mb-lg-5 {
-    margin-bottom: 3rem !important; }
-  .ml-lg-5 {
-    margin-left: 3rem !important; }
-  .mx-lg-5 {
-    margin-right: 3rem !important;
-    margin-left: 3rem !important; }
+    margin: 3rem !important; }
+  .mt-lg-5,
+  .my-lg-5 {
+    margin-top: 3rem !important; }
+  .mr-lg-5,
+  .mx-lg-5 {
+    margin-right: 3rem !important; }
+  .mb-lg-5,
   .my-lg-5 {
-    margin-top: 3rem !important;
     margin-bottom: 3rem !important; }
+  .ml-lg-5,
+  .mx-lg-5 {
+    margin-left: 3rem !important; }
   .p-lg-0 {
-    padding: 0 0 !important; }
-  .pt-lg-0 {
-    padding-top: 0 !important; }
-  .pr-lg-0 {
-    padding-right: 0 !important; }
-  .pb-lg-0 {
-    padding-bottom: 0 !important; }
-  .pl-lg-0 {
-    padding-left: 0 !important; }
-  .px-lg-0 {
-    padding-right: 0 !important;
-    padding-left: 0 !important; }
+    padding: 0 !important; }
+  .pt-lg-0,
+  .py-lg-0 {
+    padding-top: 0 !important; }
+  .pr-lg-0,
+  .px-lg-0 {
+    padding-right: 0 !important; }
+  .pb-lg-0,
   .py-lg-0 {
-    padding-top: 0 !important;
     padding-bottom: 0 !important; }
+  .pl-lg-0,
+  .px-lg-0 {
+    padding-left: 0 !important; }
   .p-lg-1 {
-    padding: 0.25rem 0.25rem !important; }
-  .pt-lg-1 {
-    padding-top: 0.25rem !important; }
-  .pr-lg-1 {
-    padding-right: 0.25rem !important; }
-  .pb-lg-1 {
-    padding-bottom: 0.25rem !important; }
-  .pl-lg-1 {
-    padding-left: 0.25rem !important; }
-  .px-lg-1 {
-    padding-right: 0.25rem !important;
-    padding-left: 0.25rem !important; }
+    padding: 0.25rem !important; }
+  .pt-lg-1,
+  .py-lg-1 {
+    padding-top: 0.25rem !important; }
+  .pr-lg-1,
+  .px-lg-1 {
+    padding-right: 0.25rem !important; }
+  .pb-lg-1,
   .py-lg-1 {
-    padding-top: 0.25rem !important;
     padding-bottom: 0.25rem !important; }
+  .pl-lg-1,
+  .px-lg-1 {
+    padding-left: 0.25rem !important; }
   .p-lg-2 {
-    padding: 0.5rem 0.5rem !important; }
-  .pt-lg-2 {
-    padding-top: 0.5rem !important; }
-  .pr-lg-2 {
-    padding-right: 0.5rem !important; }
-  .pb-lg-2 {
-    padding-bottom: 0.5rem !important; }
-  .pl-lg-2 {
-    padding-left: 0.5rem !important; }
-  .px-lg-2 {
-    padding-right: 0.5rem !important;
-    padding-left: 0.5rem !important; }
+    padding: 0.5rem !important; }
+  .pt-lg-2,
+  .py-lg-2 {
+    padding-top: 0.5rem !important; }
+  .pr-lg-2,
+  .px-lg-2 {
+    padding-right: 0.5rem !important; }
+  .pb-lg-2,
   .py-lg-2 {
-    padding-top: 0.5rem !important;
     padding-bottom: 0.5rem !important; }
+  .pl-lg-2,
+  .px-lg-2 {
+    padding-left: 0.5rem !important; }
   .p-lg-3 {
-    padding: 1rem 1rem !important; }
-  .pt-lg-3 {
-    padding-top: 1rem !important; }
-  .pr-lg-3 {
-    padding-right: 1rem !important; }
-  .pb-lg-3 {
-    padding-bottom: 1rem !important; }
-  .pl-lg-3 {
-    padding-left: 1rem !important; }
-  .px-lg-3 {
-    padding-right: 1rem !important;
-    padding-left: 1rem !important; }
+    padding: 1rem !important; }
+  .pt-lg-3,
+  .py-lg-3 {
+    padding-top: 1rem !important; }
+  .pr-lg-3,
+  .px-lg-3 {
+    padding-right: 1rem !important; }
+  .pb-lg-3,
   .py-lg-3 {
-    padding-top: 1rem !important;
     padding-bottom: 1rem !important; }
+  .pl-lg-3,
+  .px-lg-3 {
+    padding-left: 1rem !important; }
   .p-lg-4 {
-    padding: 1.5rem 1.5rem !important; }
-  .pt-lg-4 {
-    padding-top: 1.5rem !important; }
-  .pr-lg-4 {
-    padding-right: 1.5rem !important; }
-  .pb-lg-4 {
-    padding-bottom: 1.5rem !important; }
-  .pl-lg-4 {
-    padding-left: 1.5rem !important; }
-  .px-lg-4 {
-    padding-right: 1.5rem !important;
-    padding-left: 1.5rem !important; }
+    padding: 1.5rem !important; }
+  .pt-lg-4,
+  .py-lg-4 {
+    padding-top: 1.5rem !important; }
+  .pr-lg-4,
+  .px-lg-4 {
+    padding-right: 1.5rem !important; }
+  .pb-lg-4,
   .py-lg-4 {
-    padding-top: 1.5rem !important;
     padding-bottom: 1.5rem !important; }
+  .pl-lg-4,
+  .px-lg-4 {
+    padding-left: 1.5rem !important; }
   .p-lg-5 {
-    padding: 3rem 3rem !important; }
-  .pt-lg-5 {
-    padding-top: 3rem !important; }
-  .pr-lg-5 {
-    padding-right: 3rem !important; }
-  .pb-lg-5 {
-    padding-bottom: 3rem !important; }
-  .pl-lg-5 {
-    padding-left: 3rem !important; }
-  .px-lg-5 {
-    padding-right: 3rem !important;
-    padding-left: 3rem !important; }
+    padding: 3rem !important; }
+  .pt-lg-5,
+  .py-lg-5 {
+    padding-top: 3rem !important; }
+  .pr-lg-5,
+  .px-lg-5 {
+    padding-right: 3rem !important; }
+  .pb-lg-5,
   .py-lg-5 {
-    padding-top: 3rem !important;
     padding-bottom: 3rem !important; }
+  .pl-lg-5,
+  .px-lg-5 {
+    padding-left: 3rem !important; }
   .m-lg-auto {
     margin: auto !important; }
-  .mt-lg-auto {
-    margin-top: auto !important; }
-  .mr-lg-auto {
-    margin-right: auto !important; }
-  .mb-lg-auto {
-    margin-bottom: auto !important; }
-  .ml-lg-auto {
-    margin-left: auto !important; }
-  .mx-lg-auto {
-    margin-right: auto !important;
-    margin-left: auto !important; }
+  .mt-lg-auto,
   .my-lg-auto {
-    margin-top: auto !important;
-    margin-bottom: auto !important; } }
+    margin-top: auto !important; }
+  .mr-lg-auto,
+  .mx-lg-auto {
+    margin-right: auto !important; }
+  .mb-lg-auto,
+  .my-lg-auto {
+    margin-bottom: auto !important; }
+  .ml-lg-auto,
+  .mx-lg-auto {
+    margin-left: auto !important; } }
 
 @media (min-width: 1200px) {
   .m-xl-0 {
-    margin: 0 0 !important; }
-  .mt-xl-0 {
-    margin-top: 0 !important; }
-  .mr-xl-0 {
-    margin-right: 0 !important; }
-  .mb-xl-0 {
-    margin-bottom: 0 !important; }
-  .ml-xl-0 {
-    margin-left: 0 !important; }
-  .mx-xl-0 {
-    margin-right: 0 !important;
-    margin-left: 0 !important; }
+    margin: 0 !important; }
+  .mt-xl-0,
+  .my-xl-0 {
+    margin-top: 0 !important; }
+  .mr-xl-0,
+  .mx-xl-0 {
+    margin-right: 0 !important; }
+  .mb-xl-0,
   .my-xl-0 {
-    margin-top: 0 !important;
     margin-bottom: 0 !important; }
+  .ml-xl-0,
+  .mx-xl-0 {
+    margin-left: 0 !important; }
   .m-xl-1 {
-    margin: 0.25rem 0.25rem !important; }
-  .mt-xl-1 {
-    margin-top: 0.25rem !important; }
-  .mr-xl-1 {
-    margin-right: 0.25rem !important; }
-  .mb-xl-1 {
-    margin-bottom: 0.25rem !important; }
-  .ml-xl-1 {
-    margin-left: 0.25rem !important; }
-  .mx-xl-1 {
-    margin-right: 0.25rem !important;
-    margin-left: 0.25rem !important; }
+    margin: 0.25rem !important; }
+  .mt-xl-1,
+  .my-xl-1 {
+    margin-top: 0.25rem !important; }
+  .mr-xl-1,
+  .mx-xl-1 {
+    margin-right: 0.25rem !important; }
+  .mb-xl-1,
   .my-xl-1 {
-    margin-top: 0.25rem !important;
     margin-bottom: 0.25rem !important; }
+  .ml-xl-1,
+  .mx-xl-1 {
+    margin-left: 0.25rem !important; }
   .m-xl-2 {
-    margin: 0.5rem 0.5rem !important; }
-  .mt-xl-2 {
-    margin-top: 0.5rem !important; }
-  .mr-xl-2 {
-    margin-right: 0.5rem !important; }
-  .mb-xl-2 {
-    margin-bottom: 0.5rem !important; }
-  .ml-xl-2 {
-    margin-left: 0.5rem !important; }
-  .mx-xl-2 {
-    margin-right: 0.5rem !important;
-    margin-left: 0.5rem !important; }
+    margin: 0.5rem !important; }
+  .mt-xl-2,
+  .my-xl-2 {
+    margin-top: 0.5rem !important; }
+  .mr-xl-2,
+  .mx-xl-2 {
+    margin-right: 0.5rem !important; }
+  .mb-xl-2,
   .my-xl-2 {
-    margin-top: 0.5rem !important;
     margin-bottom: 0.5rem !important; }
+  .ml-xl-2,
+  .mx-xl-2 {
+    margin-left: 0.5rem !important; }
   .m-xl-3 {
-    margin: 1rem 1rem !important; }
-  .mt-xl-3 {
-    margin-top: 1rem !important; }
-  .mr-xl-3 {
-    margin-right: 1rem !important; }
-  .mb-xl-3 {
-    margin-bottom: 1rem !important; }
-  .ml-xl-3 {
-    margin-left: 1rem !important; }
-  .mx-xl-3 {
-    margin-right: 1rem !important;
-    margin-left: 1rem !important; }
+    margin: 1rem !important; }
+  .mt-xl-3,
+  .my-xl-3 {
+    margin-top: 1rem !important; }
+  .mr-xl-3,
+  .mx-xl-3 {
+    margin-right: 1rem !important; }
+  .mb-xl-3,
   .my-xl-3 {
-    margin-top: 1rem !important;
     margin-bottom: 1rem !important; }
+  .ml-xl-3,
+  .mx-xl-3 {
+    margin-left: 1rem !important; }
   .m-xl-4 {
-    margin: 1.5rem 1.5rem !important; }
-  .mt-xl-4 {
-    margin-top: 1.5rem !important; }
-  .mr-xl-4 {
-    margin-right: 1.5rem !important; }
-  .mb-xl-4 {
-    margin-bottom: 1.5rem !important; }
-  .ml-xl-4 {
-    margin-left: 1.5rem !important; }
-  .mx-xl-4 {
-    margin-right: 1.5rem !important;
-    margin-left: 1.5rem !important; }
+    margin: 1.5rem !important; }
+  .mt-xl-4,
+  .my-xl-4 {
+    margin-top: 1.5rem !important; }
+  .mr-xl-4,
+  .mx-xl-4 {
+    margin-right: 1.5rem !important; }
+  .mb-xl-4,
   .my-xl-4 {
-    margin-top: 1.5rem !important;
     margin-bottom: 1.5rem !important; }
+  .ml-xl-4,
+  .mx-xl-4 {
+    margin-left: 1.5rem !important; }
   .m-xl-5 {
-    margin: 3rem 3rem !important; }
-  .mt-xl-5 {
-    margin-top: 3rem !important; }
-  .mr-xl-5 {
-    margin-right: 3rem !important; }
-  .mb-xl-5 {
-    margin-bottom: 3rem !important; }
-  .ml-xl-5 {
-    margin-left: 3rem !important; }
-  .mx-xl-5 {
-    margin-right: 3rem !important;
-    margin-left: 3rem !important; }
+    margin: 3rem !important; }
+  .mt-xl-5,
+  .my-xl-5 {
+    margin-top: 3rem !important; }
+  .mr-xl-5,
+  .mx-xl-5 {
+    margin-right: 3rem !important; }
+  .mb-xl-5,
   .my-xl-5 {
-    margin-top: 3rem !important;
     margin-bottom: 3rem !important; }
+  .ml-xl-5,
+  .mx-xl-5 {
+    margin-left: 3rem !important; }
   .p-xl-0 {
-    padding: 0 0 !important; }
-  .pt-xl-0 {
-    padding-top: 0 !important; }
-  .pr-xl-0 {
-    padding-right: 0 !important; }
-  .pb-xl-0 {
-    padding-bottom: 0 !important; }
-  .pl-xl-0 {
-    padding-left: 0 !important; }
-  .px-xl-0 {
-    padding-right: 0 !important;
-    padding-left: 0 !important; }
+    padding: 0 !important; }
+  .pt-xl-0,
+  .py-xl-0 {
+    padding-top: 0 !important; }
+  .pr-xl-0,
+  .px-xl-0 {
+    padding-right: 0 !important; }
+  .pb-xl-0,
   .py-xl-0 {
-    padding-top: 0 !important;
     padding-bottom: 0 !important; }
+  .pl-xl-0,
+  .px-xl-0 {
+    padding-left: 0 !important; }
   .p-xl-1 {
-    padding: 0.25rem 0.25rem !important; }
-  .pt-xl-1 {
-    padding-top: 0.25rem !important; }
-  .pr-xl-1 {
-    padding-right: 0.25rem !important; }
-  .pb-xl-1 {
-    padding-bottom: 0.25rem !important; }
-  .pl-xl-1 {
-    padding-left: 0.25rem !important; }
-  .px-xl-1 {
-    padding-right: 0.25rem !important;
-    padding-left: 0.25rem !important; }
+    padding: 0.25rem !important; }
+  .pt-xl-1,
+  .py-xl-1 {
+    padding-top: 0.25rem !important; }
+  .pr-xl-1,
+  .px-xl-1 {
+    padding-right: 0.25rem !important; }
+  .pb-xl-1,
   .py-xl-1 {
-    padding-top: 0.25rem !important;
     padding-bottom: 0.25rem !important; }
+  .pl-xl-1,
+  .px-xl-1 {
+    padding-left: 0.25rem !important; }
   .p-xl-2 {
-    padding: 0.5rem 0.5rem !important; }
-  .pt-xl-2 {
-    padding-top: 0.5rem !important; }
-  .pr-xl-2 {
-    padding-right: 0.5rem !important; }
-  .pb-xl-2 {
-    padding-bottom: 0.5rem !important; }
-  .pl-xl-2 {
-    padding-left: 0.5rem !important; }
-  .px-xl-2 {
-    padding-right: 0.5rem !important;
-    padding-left: 0.5rem !important; }
+    padding: 0.5rem !important; }
+  .pt-xl-2,
+  .py-xl-2 {
+    padding-top: 0.5rem !important; }
+  .pr-xl-2,
+  .px-xl-2 {
+    padding-right: 0.5rem !important; }
+  .pb-xl-2,
   .py-xl-2 {
-    padding-top: 0.5rem !important;
     padding-bottom: 0.5rem !important; }
+  .pl-xl-2,
+  .px-xl-2 {
+    padding-left: 0.5rem !important; }
   .p-xl-3 {
-    padding: 1rem 1rem !important; }
-  .pt-xl-3 {
-    padding-top: 1rem !important; }
-  .pr-xl-3 {
-    padding-right: 1rem !important; }
-  .pb-xl-3 {
-    padding-bottom: 1rem !important; }
-  .pl-xl-3 {
-    padding-left: 1rem !important; }
-  .px-xl-3 {
-    padding-right: 1rem !important;
-    padding-left: 1rem !important; }
+    padding: 1rem !important; }
+  .pt-xl-3,
+  .py-xl-3 {
+    padding-top: 1rem !important; }
+  .pr-xl-3,
+  .px-xl-3 {
+    padding-right: 1rem !important; }
+  .pb-xl-3,
   .py-xl-3 {
-    padding-top: 1rem !important;
     padding-bottom: 1rem !important; }
+  .pl-xl-3,
+  .px-xl-3 {
+    padding-left: 1rem !important; }
   .p-xl-4 {
-    padding: 1.5rem 1.5rem !important; }
-  .pt-xl-4 {
-    padding-top: 1.5rem !important; }
-  .pr-xl-4 {
-    padding-right: 1.5rem !important; }
-  .pb-xl-4 {
-    padding-bottom: 1.5rem !important; }
-  .pl-xl-4 {
-    padding-left: 1.5rem !important; }
-  .px-xl-4 {
-    padding-right: 1.5rem !important;
-    padding-left: 1.5rem !important; }
+    padding: 1.5rem !important; }
+  .pt-xl-4,
+  .py-xl-4 {
+    padding-top: 1.5rem !important; }
+  .pr-xl-4,
+  .px-xl-4 {
+    padding-right: 1.5rem !important; }
+  .pb-xl-4,
   .py-xl-4 {
-    padding-top: 1.5rem !important;
     padding-bottom: 1.5rem !important; }
+  .pl-xl-4,
+  .px-xl-4 {
+    padding-left: 1.5rem !important; }
   .p-xl-5 {
-    padding: 3rem 3rem !important; }
-  .pt-xl-5 {
-    padding-top: 3rem !important; }
-  .pr-xl-5 {
-    padding-right: 3rem !important; }
-  .pb-xl-5 {
-    padding-bottom: 3rem !important; }
-  .pl-xl-5 {
-    padding-left: 3rem !important; }
-  .px-xl-5 {
-    padding-right: 3rem !important;
-    padding-left: 3rem !important; }
+    padding: 3rem !important; }
+  .pt-xl-5,
+  .py-xl-5 {
+    padding-top: 3rem !important; }
+  .pr-xl-5,
+  .px-xl-5 {
+    padding-right: 3rem !important; }
+  .pb-xl-5,
   .py-xl-5 {
-    padding-top: 3rem !important;
     padding-bottom: 3rem !important; }
+  .pl-xl-5,
+  .px-xl-5 {
+    padding-left: 3rem !important; }
   .m-xl-auto {
     margin: auto !important; }
-  .mt-xl-auto {
-    margin-top: auto !important; }
-  .mr-xl-auto {
-    margin-right: auto !important; }
-  .mb-xl-auto {
-    margin-bottom: auto !important; }
-  .ml-xl-auto {
-    margin-left: auto !important; }
-  .mx-xl-auto {
-    margin-right: auto !important;
-    margin-left: auto !important; }
+  .mt-xl-auto,
   .my-xl-auto {
-    margin-top: auto !important;
-    margin-bottom: auto !important; } }
+    margin-top: auto !important; }
+  .mr-xl-auto,
+  .mx-xl-auto {
+    margin-right: auto !important; }
+  .mb-xl-auto,
+  .my-xl-auto {
+    margin-bottom: auto !important; }
+  .ml-xl-auto,
+  .mx-xl-auto {
+    margin-left: auto !important; } }
 
 .text-justify {
   text-align: justify !important; }
@@ -6629,59 +6604,71 @@ a.bg-inverse:focus, a.bg-inverse:hover {
 .text-capitalize {
   text-transform: capitalize !important; }
 
+.font-weight-light {
+  font-weight: 300 !important; }
+
 .font-weight-normal {
-  font-weight: normal; }
+  font-weight: normal !important; }
 
 .font-weight-bold {
-  font-weight: bold; }
+  font-weight: bold !important; }
 
 .font-italic {
-  font-style: italic; }
+  font-style: italic !important; }
 
 .text-white {
   color: #fff !important; }
 
-.text-muted {
-  color: #636c72 !important; }
-
-a.text-muted:focus, a.text-muted:hover {
-  color: #4b5257 !important; }
-
 .text-primary {
-  color: #7852B2 !important; }
+  color: #007bff !important; }
 
 a.text-primary:focus, a.text-primary:hover {
-  color: #604091 !important; }
+  color: #0062cc !important; }
+
+.text-secondary {
+  color: #868e96 !important; }
+
+a.text-secondary:focus, a.text-secondary:hover {
+  color: #6c757d !important; }
 
 .text-success {
-  color: #5cb85c !important; }
+  color: #28a745 !important; }
 
 a.text-success:focus, a.text-success:hover {
-  color: #449d44 !important; }
+  color: #1e7e34 !important; }
 
 .text-info {
-  color: #5bc0de !important; }
+  color: #17a2b8 !important; }
 
 a.text-info:focus, a.text-info:hover {
-  color: #31b0d5 !important; }
+  color: #117a8b !important; }
 
 .text-warning {
-  color: #f0ad4e !important; }
+  color: #ffc107 !important; }
 
 a.text-warning:focus, a.text-warning:hover {
-  color: #ec971f !important; }
+  color: #d39e00 !important; }
 
 .text-danger {
-  color: #d9534f !important; }
+  color: #dc3545 !important; }
 
 a.text-danger:focus, a.text-danger:hover {
-  color: #c9302c !important; }
+  color: #bd2130 !important; }
 
-.text-gray-dark {
-  color: #292b2c !important; }
+.text-light {
+  color: #f8f9fa !important; }
 
-a.text-gray-dark:focus, a.text-gray-dark:hover {
-  color: #101112 !important; }
+a.text-light:focus, a.text-light:hover {
+  color: #dae0e5 !important; }
+
+.text-dark {
+  color: #343a40 !important; }
+
+a.text-dark:focus, a.text-dark:hover {
+  color: #1d2124 !important; }
+
+.text-muted {
+  color: #868e96 !important; }
 
 .text-hide {
   font: 0/0 a;
@@ -6690,69 +6677,12 @@ a.text-gray-dark:focus, a.text-gray-dark:hover {
   background-color: transparent;
   border: 0; }
 
+.visible {
+  visibility: visible !important; }
+
 .invisible {
   visibility: hidden !important; }
 
-.hidden-xs-up {
-  display: none !important; }
-
-@media (max-width: 575px) {
-  .hidden-xs-down {
-    display: none !important; } }
-
-@media (min-width: 576px) {
-  .hidden-sm-up {
-    display: none !important; } }
-
-@media (max-width: 767px) {
-  .hidden-sm-down {
-    display: none !important; } }
-
-@media (min-width: 768px) {
-  .hidden-md-up {
-    display: none !important; } }
-
-@media (max-width: 991px) {
-  .hidden-md-down {
-    display: none !important; } }
-
-@media (min-width: 992px) {
-  .hidden-lg-up {
-    display: none !important; } }
-
-@media (max-width: 1199px) {
-  .hidden-lg-down {
-    display: none !important; } }
-
-@media (min-width: 1200px) {
-  .hidden-xl-up {
-    display: none !important; } }
-
-.hidden-xl-down {
-  display: none !important; }
-
-.visible-print-block {
-  display: none !important; }
-  @media print {
-    .visible-print-block {
-      display: block !important; } }
-
-.visible-print-inline {
-  display: none !important; }
-  @media print {
-    .visible-print-inline {
-      display: inline !important; } }
-
-.visible-print-inline-block {
-  display: none !important; }
-  @media print {
-    .visible-print-inline-block {
-      display: inline-block !important; } }
-
-@media print {
-  .hidden-print {
-    display: none !important; } }
-
 .wrapper {
   padding: 30px 0; }
 
@@ -6765,11 +6695,11 @@ a.text-gray-dark:focus, a.text-gray-dark:hover {
   font-size: inherit; }
 
 .wrapper#wrapper-sticky {
-  border-bottom: 1px solid #636c72; }
+  border-bottom: 1px solid #dee2e6; }
 
 #wrapper-footer-full,
 #wrapper-static-hero {
-  background-color: #eceeef; }
+  background-color: #e9ecef; }
 
 .wp-caption {
   font-size: inherit; }
@@ -6819,13 +6749,13 @@ a.skip-link {
   width: auto; }
 
 .bg-primary .dropdown-menu {
-  background-color: #7852B2; }
+  background-color: #007bff; }
 
 .bg-success .dropdown-menu {
-  background-color: #5cb85c; }
+  background-color: #28a745; }
 
 .bg-inverse .dropdown-menu {
-  background-color: #292b2c; }
+  background-color: rgba(255, 255, 255, 0.5); }
 
 .navbar-toggleable-md .navbar-nav .dropdown-menu {
   float: left; }
@@ -6842,11 +6772,8 @@ a.skip-link {
 
 .dropdown-menu .menu-item {
   width: 100%; }
-  .dropdown-menu .menu-item a.nav-link {
-    margin: 0px;
-    padding: 0.5em 1em; }
   .dropdown-menu .menu-item a.nav-link:hover {
-    background-color: #7852B2; }
+    background-color: #007bff; }
 
 button,
 [type="button"],
@@ -9247,7 +9174,7 @@ h1.navbar-brand a:hover {
   .wpcf7 .wpcf7-form label {
     width: 100%; }
   .wpcf7 .wpcf7-not-valid-tip {
-    color: #d9534f !important; }
+    color: #dc3545; }
   .wpcf7 .wpcf7-validation-errors {
-    color: #d9534f !important;
-    border: 1px solid #eceeef !important; }
+    color: #dc3545;
+    border: 1px solid #e9ecef; }
diff --git a/footer.php b/footer.php
index 301599d..287575f 100644
--- a/footer.php
+++ b/footer.php
@@ -50,7 +50,6 @@ $container = get_theme_mod( 'understrap_container_type' );
 </div><!-- wrapper end -->
 
 </div><!-- #page -->
-
 <?php wp_footer(); ?>
 
 </body>
diff --git a/gulpfile.js b/gulpfile.js
index bc5abc8..194eda1 100644
--- a/gulpfile.js
+++ b/gulpfile.js
@@ -196,7 +196,6 @@ gulp.task('watch-bs', ['browser-sync', 'watch', 'scripts'], function () { });
 // Uglifies and concat all JS files into one
 gulp.task('scripts', function() {
     var scripts = [
-        basePaths.dev + 'js/tether.js', // Must be loaded before BS4
 
         // Start - All BS4 stuff
         basePaths.dev + 'js/bootstrap4/bootstrap.js',
@@ -260,12 +259,8 @@ gulp.task('copy-assets', ['clean-source'], function() {
         .pipe(gulp.dest(basePaths.dev + '/js'));
 
 // Copy Tether JS files
-    gulp.src(basePaths.node + 'tether/dist/js/*.js')
+    gulp.src(basePaths.node + 'popper.js/dist/*.js')
         .pipe(gulp.dest(basePaths.dev + '/js'));
-
-// Copy Tether CSS files
-    gulp.src(basePaths.node + 'tether/dist/css/*.css')
-        .pipe(gulp.dest(basePaths.dev + '/css'));
     return stream;
 });
 
diff --git a/header.php b/header.php
index cc62a43..bd6e736 100644
--- a/header.php
+++ b/header.php
@@ -14,7 +14,7 @@ $container = get_theme_mod( 'understrap_container_type' );
 <head>
 	<meta charset="<?php bloginfo( 'charset' ); ?>">
 	<meta http-equiv="X-UA-Compatible" content="IE=edge">
-	<meta name="viewport" content="width=device-width, initial-scale=1">
+	<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
 	<meta name="mobile-web-app-capable" content="yes">
 	<meta name="apple-mobile-web-app-capable" content="yes">
 	<meta name="apple-mobile-web-app-title" content="<?php bloginfo( 'name' ); ?> - <?php bloginfo( 'description' ); ?>">
@@ -39,10 +39,6 @@ $container = get_theme_mod( 'understrap_container_type' );
 			<div class="container">
 		<?php endif; ?>
 
-				<button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarNavDropdown" aria-controls="navbarNavDropdown" aria-expanded="false" aria-label="Toggle navigation">
-					<span class="navbar-toggler-icon"></span>
-				</button>
-
 					<!-- Your site title as branding in the menu -->
 					<?php if ( ! has_custom_logo() ) { ?>
 
@@ -61,6 +57,10 @@ $container = get_theme_mod( 'understrap_container_type' );
 						the_custom_logo();
 					} ?><!-- end custom logo -->
 
+				<button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarNavDropdown" aria-controls="navbarNavDropdown" aria-expanded="false" aria-label="Toggle navigation">
+					<span class="navbar-toggler-icon"></span>
+				</button>
+
 				<!-- The WordPress Menu goes here -->
 				<?php wp_nav_menu(
 					array(
diff --git a/inc/enqueue.php b/inc/enqueue.php
index 4c02e33..bdad86c 100644
--- a/inc/enqueue.php
+++ b/inc/enqueue.php
@@ -14,6 +14,7 @@ if ( ! function_exists( 'understrap_scripts' ) ) {
 		$the_theme = wp_get_theme();
 		wp_enqueue_style( 'understrap-styles', get_stylesheet_directory_uri() . '/css/theme.min.css', array(), $the_theme->get( 'Version' ) );
 		wp_enqueue_script( 'jquery' );
+		wp_enqueue_script( 'popper-scripts', get_template_directory_uri() . '/js/popper.min.js', array(), false);
 		wp_enqueue_script( 'understrap-scripts', get_template_directory_uri() . '/js/theme.min.js', array(), $the_theme->get( 'Version' ), true );
 		if ( is_singular() && comments_open() && get_option( 'thread_comments' ) ) {
 			wp_enqueue_script( 'comment-reply' );
diff --git a/inc/untitled.html b/inc/untitled.html
new file mode 100644
index 0000000..7f76e71
--- /dev/null
+++ b/inc/untitled.html
@@ -0,0 +1,609 @@
+<!DOCTYPE html>
+<html lang="en-US">
+<head>
+	<meta charset="UTF-8">
+	<meta http-equiv="X-UA-Compatible" content="IE=edge">
+	<meta name="viewport" content="width=device-width, initial-scale=1">
+	<meta name="mobile-web-app-capable" content="yes">
+	<meta name="apple-mobile-web-app-capable" content="yes">
+	<meta name="apple-mobile-web-app-title" content="Theme Check - Just another WordPress site">
+	<link rel="profile" href="http://gmpg.org/xfn/11">
+	<link rel="pingback" href="http://localhost:8888/themecheck/xmlrpc.php">
+	<title>Theme Check &#8211; Just another WordPress site</title>
+<meta name='robots' content='noindex,follow' />
+		<script type="text/javascript">
+			window._wpemojiSettings = {"baseUrl":"https:\/\/s.w.org\/images\/core\/emoji\/72x72\/","ext":".png","source":{"concatemoji":"http:\/\/localhost:8888\/themecheck\/wp-includes\/js\/wp-emoji-release.min.js?ver=4.5.5"}};
+			!function(a,b,c){function d(a){var c,d,e,f=b.createElement("canvas"),g=f.getContext&&f.getContext("2d"),h=String.fromCharCode;if(!g||!g.fillText)return!1;switch(g.textBaseline="top",g.font="600 32px Arial",a){case"flag":return g.fillText(h(55356,56806,55356,56826),0,0),f.toDataURL().length>3e3;case"diversity":return g.fillText(h(55356,57221),0,0),c=g.getImageData(16,16,1,1).data,d=c[0]+","+c[1]+","+c[2]+","+c[3],g.fillText(h(55356,57221,55356,57343),0,0),c=g.getImageData(16,16,1,1).data,e=c[0]+","+c[1]+","+c[2]+","+c[3],d!==e;case"simple":return g.fillText(h(55357,56835),0,0),0!==g.getImageData(16,16,1,1).data[0];case"unicode8":return g.fillText(h(55356,57135),0,0),0!==g.getImageData(16,16,1,1).data[0]}return!1}function e(a){var c=b.createElement("script");c.src=a,c.type="text/javascript",b.getElementsByTagName("head")[0].appendChild(c)}var f,g,h,i;for(i=Array("simple","flag","unicode8","diversity"),c.supports={everything:!0,everythingExceptFlag:!0},h=0;h<i.length;h++)c.supports[i[h]]=d(i[h]),c.supports.everything=c.supports.everything&&c.supports[i[h]],"flag"!==i[h]&&(c.supports.everythingExceptFlag=c.supports.everythingExceptFlag&&c.supports[i[h]]);c.supports.everythingExceptFlag=c.supports.everythingExceptFlag&&!c.supports.flag,c.DOMReady=!1,c.readyCallback=function(){c.DOMReady=!0},c.supports.everything||(g=function(){c.readyCallback()},b.addEventListener?(b.addEventListener("DOMContentLoaded",g,!1),a.addEventListener("load",g,!1)):(a.attachEvent("onload",g),b.attachEvent("onreadystatechange",function(){"complete"===b.readyState&&c.readyCallback()})),f=c.source||{},f.concatemoji?e(f.concatemoji):f.wpemoji&&f.twemoji&&(e(f.twemoji),e(f.wpemoji)))}(window,document,window._wpemojiSettings);
+		</script>
+		<style type="text/css">
+img.wp-smiley,
+img.emoji {
+	display: inline !important;
+	border: none !important;
+	box-shadow: none !important;
+	height: 1em !important;
+	width: 1em !important;
+	margin: 0 .07em !important;
+	vertical-align: -0.1em !important;
+	background: none !important;
+	padding: 0 !important;
+}
+</style>
+<link rel='stylesheet' id='understrap-styles-css'  href='http://localhost:8888/themecheck/wp-content/themes/understrap/css/theme.min.css?ver=0.6.2' type='text/css' media='all' />
+<script type='text/javascript' src='http://localhost:8888/themecheck/wp-includes/js/jquery/jquery.js?ver=1.12.4'></script>
+<script type='text/javascript' src='http://localhost:8888/themecheck/wp-includes/js/jquery/jquery-migrate.min.js?ver=1.4.1'></script>
+<link rel='https://api.w.org/' href='http://localhost:8888/themecheck/wp-json/' />
+		<style type="text/css">.recentcomments a{display:inline !important;padding:0 !important;margin:0 !important;}</style>
+		</head>
+
+<body class="home blog group-blog hfeed">
+
+<div class="hfeed site" id="page">
+
+	<!-- ******************* The Navbar Area ******************* -->
+	<div class="wrapper-fluid wrapper-navbar" id="wrapper-navbar">
+
+		<a class="skip-link screen-reader-text sr-only" href="#content">Skip to content</a>
+
+		<nav class="navbar navbar-toggleable-md  navbar-inverse bg-inverse">
+
+					<div class="container">
+		
+				<button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarNavDropdown" aria-controls="navbarNavDropdown" aria-expanded="false" aria-label="Toggle navigation">
+					<span class="navbar-toggler-icon"></span>
+				</button>
+
+					<!-- Your site title as branding in the menu -->
+					
+						
+							<h1 class="navbar-brand mb-0"><a rel="home" href="http://localhost:8888/themecheck/" title="Theme Check">Theme Check</a></h1>
+							
+												
+					
+					<!-- end custom logo -->
+
+				<!-- The WordPress Menu goes here -->
+				<div id="navbarNavDropdown" class="collapse navbar-collapse"><ul id="main-menu" class="navbar-nav"><li id="menu-item-1636" class="menu-item menu-item-type-custom menu-item-object-custom nav-item menu-item-1636"><a title="Home" href="http://wpthemetestdata.wordpress.com/" class="nav-link">Home</a></li>
+<li id="menu-item-1637" class="menu-item menu-item-type-post_type menu-item-object-page nav-item menu-item-1637"><a title="Blog" href="http://localhost:8888/themecheck/blog/" class="nav-link">Blog</a></li>
+<li id="menu-item-1638" class="menu-item menu-item-type-post_type menu-item-object-page nav-item menu-item-1638"><a title="Front Page" href="http://localhost:8888/themecheck/front-page/" class="nav-link">Front Page</a></li>
+<li id="menu-item-1639" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-has-children nav-item menu-item-1639 dropdown"><a title="About The Tests" href="#" data-toggle="dropdown" class="nav-link dropdown-toggle">About The Tests <span class="caret"></span></a>
+<ul class=" dropdown-menu" role="menu">
+	<li id="menu-item-1697" class="menu-item menu-item-type-post_type menu-item-object-page nav-item menu-item-1697"><a title="Page Image Alignment" href="http://localhost:8888/themecheck/about/page-image-alignment/" class="nav-link">Page Image Alignment</a></li>
+	<li id="menu-item-1698" class="menu-item menu-item-type-post_type menu-item-object-page nav-item menu-item-1698"><a title="Page Markup And Formatting" href="http://localhost:8888/themecheck/about/page-markup-and-formatting/" class="nav-link">Page Markup And Formatting</a></li>
+	<li id="menu-item-1640" class="menu-item menu-item-type-post_type menu-item-object-page nav-item menu-item-1640"><a title="Clearing Floats" href="http://localhost:8888/themecheck/about/clearing-floats/" class="nav-link">Clearing Floats</a></li>
+	<li id="menu-item-1641" class="menu-item menu-item-type-post_type menu-item-object-page nav-item menu-item-1641"><a title="Page with comments" href="http://localhost:8888/themecheck/about/page-with-comments/" class="nav-link">Page with comments</a></li>
+	<li id="menu-item-1642" class="menu-item menu-item-type-post_type menu-item-object-page nav-item menu-item-1642"><a title="Page with comments disabled" href="http://localhost:8888/themecheck/about/page-with-comments-disabled/" class="nav-link">Page with comments disabled</a></li>
+</ul>
+</li>
+<li id="menu-item-1643" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-has-children nav-item menu-item-1643 dropdown"><a title="Level 1" href="#" data-toggle="dropdown" class="nav-link dropdown-toggle">Level 1 <span class="caret"></span></a>
+<ul class=" dropdown-menu" role="menu">
+	<li id="menu-item-1644" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-has-children nav-item menu-item-1644 dropdown-submenu"><a title="Level 2" href="http://localhost:8888/themecheck/level-1/level-2/" class="nav-link">Level 2</a>
+	<ul class=" dropdown-menu" role="menu">
+		<li id="menu-item-1645" class="menu-item menu-item-type-post_type menu-item-object-page nav-item menu-item-1645"><a title="Level 3" href="http://localhost:8888/themecheck/level-1/level-2/level-3/" class="nav-link">Level 3</a></li>
+		<li id="menu-item-1699" class="menu-item menu-item-type-post_type menu-item-object-page nav-item menu-item-1699"><a title="Level 3a" href="http://localhost:8888/themecheck/level-1/level-2/level-3a/" class="nav-link">Level 3a</a></li>
+		<li id="menu-item-1700" class="menu-item menu-item-type-post_type menu-item-object-page nav-item menu-item-1700"><a title="Level 3b" href="http://localhost:8888/themecheck/level-1/level-2/level-3b/" class="nav-link">Level 3b</a></li>
+	</ul>
+</li>
+	<li id="menu-item-1701" class="menu-item menu-item-type-post_type menu-item-object-page nav-item menu-item-1701"><a title="Level 2a" href="http://localhost:8888/themecheck/level-1/level-2a/" class="nav-link">Level 2a</a></li>
+	<li id="menu-item-1702" class="menu-item menu-item-type-post_type menu-item-object-page nav-item menu-item-1702"><a title="Level 2b" href="http://localhost:8888/themecheck/level-1/level-2b/" class="nav-link">Level 2b</a></li>
+</ul>
+</li>
+<li id="menu-item-1646" class="menu-item menu-item-type-post_type menu-item-object-page nav-item menu-item-1646"><a title="Lorem Ipsum" href="http://localhost:8888/themecheck/lorem-ipsum/" class="nav-link">Lorem Ipsum</a></li>
+<li id="menu-item-1703" class="menu-item menu-item-type-post_type menu-item-object-page nav-item menu-item-1703"><a title="Page A" href="http://localhost:8888/themecheck/page-a/" class="nav-link">Page A</a></li>
+<li id="menu-item-1704" class="menu-item menu-item-type-post_type menu-item-object-page nav-item menu-item-1704"><a title="Page B" href="http://localhost:8888/themecheck/page-b/" class="nav-link">Page B</a></li>
+</ul></div>						</div><!-- .container -->
+			
+		</nav><!-- .site-navigation -->
+
+	</div><!-- .wrapper-navbar end -->
+
+	
+
+	<div class="wrapper" id="wrapper-hero">
+	
+		
+
+	<!-- ******************* The Hero Widget Area ******************* -->
+
+		<div id="carouselExampleControls" class="carousel slide" data-ride="carousel">
+
+			<div class="carousel-inner" role="listbox">
+
+			<div class="carousel-item">			<div class="textwidget"><div class="jumbotron jumbotron-fluid">
+  <div class="container">
+    <h1 class="display-3">Jumbotron 1</h1>
+    <p class="lead">This is a modified jumbotron that occupies the entire horizontal space of its parent.</p>
+  </div>
+</div></div>
+		</div><div class="carousel-item">			<div class="textwidget"><div class="jumbotron jumbotron-fluid">
+  <div class="container">
+    <h1 class="display-3">Jumbotron 2</h1>
+    <p class="lead">This is a modified jumbotron that occupies the entire horizontal space of its parent.</p>
+  </div>
+</div></div>
+		</div>
+			</div>
+
+			 <a class="carousel-control-prev" href="#carouselExampleControls" role="button" data-slide="prev">
+			    
+			    <span class="carousel-control-prev-icon" aria-hidden="true"></span>
+			    
+			    <span class="sr-only">Previous</span>
+			 
+			 </a>
+			 
+			 <a class="carousel-control-next" href="#carouselExampleControls" role="button" data-slide="next">
+			    
+			    <span class="carousel-control-next-icon" aria-hidden="true"></span>
+			    
+			    <span class="sr-only">Next</span>
+			  
+			</a>
+
+		</div><!-- .carousel -->
+
+<script>
+jQuery( ".carousel-item" ).first().addClass( "active" );
+</script>
+
+		
+		
+
+	<!-- ******************* The Hero Widget Area ******************* -->
+
+	<div class="wrapper" id="wrapper-static-hero">
+
+			<div class="container" id="wrapper-static-content" tabindex="-1">
+
+				<div class="row">
+
+					<div id="text-11" class="static-hero-widget widget_text widget-count-3 col-md-4"><h3 class="widget-title">test</h3>			<div class="textwidget">Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat, sed diam voluptua. At vero eos et accusam et justo duo dolores et ea rebum. Stet clita kasd gubergren, no sea takimata sanctus est Lorem ipsum dolor sit amet. Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat, sed diam voluptua. At vero eos et accusam et justo duo dolores et ea rebum. Stet clita kasd gubergren, no sea takimata sanctus est Lorem ipsum dolor sit amet.</div>
+		</div><!-- .static-hero-widget --><div id="text-5" class="static-hero-widget widget_text widget-count-3 col-md-4"><h3 class="widget-title">juhu</h3>			<div class="textwidget">Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat, sed diam voluptua. At vero eos et accusam et justo duo dolores et ea rebum. Stet clita kasd gubergren, no sea takimata sanctus est Lorem ipsum dolor sit amet. Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat, sed diam voluptua. At vero eos et accusam et justo duo dolores et ea rebum. Stet clita kasd gubergren, no sea takimata sanctus est Lorem ipsum dolor sit amet.</div>
+		</div><!-- .static-hero-widget --><div id="text-10" class="static-hero-widget widget_text widget-count-3 col-md-4"><h3 class="widget-title">test3</h3>			<div class="textwidget">Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat, sed diam voluptua. At vero eos et accusam et justo duo dolores et ea rebum. Stet clita kasd gubergren, no sea takimata sanctus est Lorem ipsum dolor sit amet. Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat, sed diam voluptua. At vero eos et accusam et justo duo dolores et ea rebum. Stet clita kasd gubergren, no sea takimata sanctus est Lorem ipsum dolor sit amet.</div>
+		</div><!-- .static-hero-widget -->
+				</div>
+
+			</div>
+
+	</div><!-- #wrapper-static-hero -->
+
+
+	</div>
+
+
+<div class="wrapper" id="wrapper-index">
+
+	<div class="container" id="content" tabindex="-1">
+
+		<div class="row">
+
+			<!-- Do the left sidebar check and opens the primary div -->
+			
+
+
+<div class="col-md-8 content-area" id="primary">
+			<main class="site-main" id="main">
+
+				
+					
+					
+						
+<article class="post-1241 post type-post status-publish format-standard sticky hentry category-uncategorized tag-sticky-2 tag-template" id="post-1241">
+
+	<header class="entry-header">
+
+		<h2 class="entry-title"><a href="http://localhost:8888/themecheck/2012/01/07/template-sticky/" rel="bookmark">Template: Sticky</a></h2>
+		
+			<div class="entry-meta">
+				<span class="posted-on">Posted on <a href="http://localhost:8888/themecheck/2012/01/07/template-sticky/" rel="bookmark"><time class="entry-date published updated" datetime="2012-01-07T07:07:21+00:00">January 7, 2012</time></a></span><span class="byline"> by <span class="author vcard"><a class="url fn n" href="http://localhost:8888/themecheck/author/themedemos/">themedemos</a></span></span>			</div><!-- .entry-meta -->
+
+		
+	</header><!-- .entry-header -->
+
+	
+	<div class="entry-content">
+
+		<p>This is a sticky post. There are a few things to verify: The sticky post should be distinctly recognizable in some way in comparison to normal posts. You can style the .sticky class if you are using the post_class() function to generate your post classes, which is a best practice. They should show at the very top [&#8230;]
+<p><a class="btn btn-secondary understrap-read-more-link" href="http://localhost:8888/themecheck/2012/01/07/template-sticky/">Read More&#8230;</a></p>
+
+		
+	</div><!-- .entry-content -->
+
+	<footer class="entry-footer">
+
+		<span class="cat-links">Posted in <a href="http://localhost:8888/themecheck/category/uncategorized/" rel="category tag">Uncategorized</a></span><span class="tags-links">Tagged <a href="http://localhost:8888/themecheck/tag/sticky-2/" rel="tag">sticky</a>, <a href="http://localhost:8888/themecheck/tag/template/" rel="tag">template</a></span>
+	</footer><!-- .entry-footer -->
+
+</article><!-- #post-## -->
+
+					
+						
+<article class="post-1 post type-post status-publish format-standard hentry category-uncategorized" id="post-1">
+
+	<header class="entry-header">
+
+		<h2 class="entry-title"><a href="http://localhost:8888/themecheck/2016/04/27/hello-world/" rel="bookmark">Hello world!</a></h2>
+		
+			<div class="entry-meta">
+				<span class="posted-on">Posted on <a href="http://localhost:8888/themecheck/2016/04/27/hello-world/" rel="bookmark"><time class="entry-date published updated" datetime="2016-04-27T06:39:06+00:00">April 27, 2016</time></a></span><span class="byline"> by <span class="author vcard"><a class="url fn n" href="http://localhost:8888/themecheck/author/holger/">holger</a></span></span>			</div><!-- .entry-meta -->
+
+		
+	</header><!-- .entry-header -->
+
+	
+	<div class="entry-content">
+
+		<p>Welcome to WordPress. This is your first post. Edit or delete it, then start writing! [&#8230;]
+<p><a class="btn btn-secondary understrap-read-more-link" href="http://localhost:8888/themecheck/2016/04/27/hello-world/">Read More&#8230;</a></p>
+
+		
+	</div><!-- .entry-content -->
+
+	<footer class="entry-footer">
+
+		<span class="cat-links">Posted in <a href="http://localhost:8888/themecheck/category/uncategorized/" rel="category tag">Uncategorized</a></span><span class="comments-link"><a href="http://localhost:8888/themecheck/2016/04/27/hello-world/#comments">1 Comment</a></span>
+	</footer><!-- .entry-footer -->
+
+</article><!-- #post-## -->
+
+					
+						
+<article class="post-1178 post type-post status-publish format-standard hentry category-markup tag-content-2 tag-css tag-formatting-2 tag-html tag-markup-2" id="post-1178">
+
+	<header class="entry-header">
+
+		<h2 class="entry-title"><a href="http://localhost:8888/themecheck/2013/01/11/markup-html-tags-and-formatting/" rel="bookmark">Markup: HTML Tags and Formatting</a></h2>
+		
+			<div class="entry-meta">
+				<span class="posted-on">Posted on <a href="http://localhost:8888/themecheck/2013/01/11/markup-html-tags-and-formatting/" rel="bookmark"><time class="entry-date published updated" datetime="2013-01-11T20:22:19+00:00">January 11, 2013</time></a></span><span class="byline"> by <span class="author vcard"><a class="url fn n" href="http://localhost:8888/themecheck/author/themedemos/">themedemos</a></span></span>			</div><!-- .entry-meta -->
+
+		
+	</header><!-- .entry-header -->
+
+	
+	<div class="entry-content">
+
+		<p>Headings Header one Header two Header three Header four Header five Header six Blockquotes Single line blockquote: Stay hungry. Stay foolish. Multi line blockquote with a cite reference: People think focus means saying yes to the thing you&#8217;ve got to focus on. But that&#8217;s not what it means at all. It means saying no to [&#8230;]
+<p><a class="btn btn-secondary understrap-read-more-link" href="http://localhost:8888/themecheck/2013/01/11/markup-html-tags-and-formatting/">Read More&#8230;</a></p>
+
+		
+	</div><!-- .entry-content -->
+
+	<footer class="entry-footer">
+
+		<span class="cat-links">Posted in <a href="http://localhost:8888/themecheck/category/markup/" rel="category tag">Markup</a></span><span class="tags-links">Tagged <a href="http://localhost:8888/themecheck/tag/content-2/" rel="tag">content</a>, <a href="http://localhost:8888/themecheck/tag/css/" rel="tag">css</a>, <a href="http://localhost:8888/themecheck/tag/formatting-2/" rel="tag">formatting</a>, <a href="http://localhost:8888/themecheck/tag/html/" rel="tag">html</a>, <a href="http://localhost:8888/themecheck/tag/markup-2/" rel="tag">markup</a></span>
+	</footer><!-- .entry-footer -->
+
+</article><!-- #post-## -->
+
+					
+						
+<article class="post-1177 post type-post status-publish format-standard has-post-thumbnail hentry category-markup tag-alignment-2 tag-captions-2 tag-content-2 tag-css tag-image tag-markup-2" id="post-1177">
+
+	<header class="entry-header">
+
+		<h2 class="entry-title"><a href="http://localhost:8888/themecheck/2013/01/10/markup-image-alignment/" rel="bookmark">Markup: Image Alignment</a></h2>
+		
+			<div class="entry-meta">
+				<span class="posted-on">Posted on <a href="http://localhost:8888/themecheck/2013/01/10/markup-image-alignment/" rel="bookmark"><time class="entry-date published updated" datetime="2013-01-10T20:15:40+00:00">January 10, 2013</time></a></span><span class="byline"> by <span class="author vcard"><a class="url fn n" href="http://localhost:8888/themecheck/author/themedemos/">themedemos</a></span></span>			</div><!-- .entry-meta -->
+
+		
+	</header><!-- .entry-header -->
+
+	<img width="640" height="400" src="http://localhost:8888/themecheck/wp-content/uploads/2013/03/soworthloving-wallpaper-1024x640.jpg" class="attachment-large size-large wp-post-image" alt="I Am Worth Loving Wallpaper" srcset="http://localhost:8888/themecheck/wp-content/uploads/2013/03/soworthloving-wallpaper-1024x640.jpg 1024w, http://localhost:8888/themecheck/wp-content/uploads/2013/03/soworthloving-wallpaper-300x188.jpg 300w, http://localhost:8888/themecheck/wp-content/uploads/2013/03/soworthloving-wallpaper-768x480.jpg 768w, http://localhost:8888/themecheck/wp-content/uploads/2013/03/soworthloving-wallpaper-542x340.jpg 542w" sizes="(max-width: 640px) 100vw, 640px" />
+	<div class="entry-content">
+
+		<p>Welcome to image alignment! The best way to demonstrate the ebb and flow of the various image positioning options is to nestle them snuggly among an ocean of words. Grab a paddle and let&#8217;s get started. On the topic of alignment, it should be noted that users can choose from the options of None, Left, Right, and Center. In [&#8230;]
+<p><a class="btn btn-secondary understrap-read-more-link" href="http://localhost:8888/themecheck/2013/01/10/markup-image-alignment/">Read More&#8230;</a></p>
+
+		
+	</div><!-- .entry-content -->
+
+	<footer class="entry-footer">
+
+		<span class="cat-links">Posted in <a href="http://localhost:8888/themecheck/category/markup/" rel="category tag">Markup</a></span><span class="tags-links">Tagged <a href="http://localhost:8888/themecheck/tag/alignment-2/" rel="tag">alignment</a>, <a href="http://localhost:8888/themecheck/tag/captions-2/" rel="tag">captions</a>, <a href="http://localhost:8888/themecheck/tag/content-2/" rel="tag">content</a>, <a href="http://localhost:8888/themecheck/tag/css/" rel="tag">css</a>, <a href="http://localhost:8888/themecheck/tag/image/" rel="tag">image</a>, <a href="http://localhost:8888/themecheck/tag/markup-2/" rel="tag">markup</a></span>
+	</footer><!-- .entry-footer -->
+
+</article><!-- #post-## -->
+
+					
+						
+<article class="post-1176 post type-post status-publish format-standard hentry category-markup tag-alignment-2 tag-content-2 tag-css tag-markup-2" id="post-1176">
+
+	<header class="entry-header">
+
+		<h2 class="entry-title"><a href="http://localhost:8888/themecheck/2013/01/09/markup-text-alignment/" rel="bookmark">Markup: Text Alignment</a></h2>
+		
+			<div class="entry-meta">
+				<span class="posted-on">Posted on <a href="http://localhost:8888/themecheck/2013/01/09/markup-text-alignment/" rel="bookmark"><time class="entry-date published updated" datetime="2013-01-09T09:00:39+00:00">January 9, 2013</time></a></span><span class="byline"> by <span class="author vcard"><a class="url fn n" href="http://localhost:8888/themecheck/author/themedemos/">themedemos</a></span></span>			</div><!-- .entry-meta -->
+
+		
+	</header><!-- .entry-header -->
+
+	
+	<div class="entry-content">
+
+		<p>Default This is a paragraph. It should not have any alignment of any kind. It should just flow like you would normally expect. Nothing fancy. Just straight up text, free flowing, with love. Completely neutral and not picking a side or sitting on the fence. It just is. It just freaking is. It likes where [&#8230;]
+<p><a class="btn btn-secondary understrap-read-more-link" href="http://localhost:8888/themecheck/2013/01/09/markup-text-alignment/">Read More&#8230;</a></p>
+
+		
+	</div><!-- .entry-content -->
+
+	<footer class="entry-footer">
+
+		<span class="cat-links">Posted in <a href="http://localhost:8888/themecheck/category/markup/" rel="category tag">Markup</a></span><span class="tags-links">Tagged <a href="http://localhost:8888/themecheck/tag/alignment-2/" rel="tag">alignment</a>, <a href="http://localhost:8888/themecheck/tag/content-2/" rel="tag">content</a>, <a href="http://localhost:8888/themecheck/tag/css/" rel="tag">css</a>, <a href="http://localhost:8888/themecheck/tag/markup-2/" rel="tag">markup</a></span>
+	</footer><!-- .entry-footer -->
+
+</article><!-- #post-## -->
+
+					
+						
+<article class="post-1174 post type-post status-publish format-standard hentry category-markup tag-html tag-markup-2 tag-post tag-title" id="post-1174">
+
+	<header class="entry-header">
+
+		<h2 class="entry-title"><a href="http://localhost:8888/themecheck/2013/01/05/title-with-special-characters/" rel="bookmark">Markup: Title With Special Characters</a></h2>
+		
+			<div class="entry-meta">
+				<span class="posted-on">Posted on <a href="http://localhost:8888/themecheck/2013/01/05/title-with-special-characters/" rel="bookmark"><time class="entry-date published updated" datetime="2013-01-05T11:00:20+00:00">January 5, 2013</time></a></span><span class="byline"> by <span class="author vcard"><a class="url fn n" href="http://localhost:8888/themecheck/author/themedemos/">themedemos</a></span></span>			</div><!-- .entry-meta -->
+
+		
+	</header><!-- .entry-header -->
+
+	
+	<div class="entry-content">
+
+		<p>Putting special characters in the title should have no adverse effect on the layout or functionality. Special characters in the post title have been known to cause issues with JavaScript when it is minified, especially in the admin when editing the post itself (ie. issues with metaboxes, media upload, etc.). Latin Character Tests This is [&#8230;]
+<p><a class="btn btn-secondary understrap-read-more-link" href="http://localhost:8888/themecheck/2013/01/05/title-with-special-characters/">Read More&#8230;</a></p>
+
+		
+	</div><!-- .entry-content -->
+
+	<footer class="entry-footer">
+
+		<span class="cat-links">Posted in <a href="http://localhost:8888/themecheck/category/markup/" rel="category tag">Markup</a></span><span class="tags-links">Tagged <a href="http://localhost:8888/themecheck/tag/html/" rel="tag">html</a>, <a href="http://localhost:8888/themecheck/tag/markup-2/" rel="tag">markup</a>, <a href="http://localhost:8888/themecheck/tag/post/" rel="tag">post</a>, <a href="http://localhost:8888/themecheck/tag/title/" rel="tag">title</a></span>
+	</footer><!-- .entry-footer -->
+
+</article><!-- #post-## -->
+
+					
+						
+<article class="post-1173 post type-post status-publish format-standard hentry category-markup tag-css tag-html tag-title" id="post-1173">
+
+	<header class="entry-header">
+
+		<h2 class="entry-title"><a href="http://localhost:8888/themecheck/2013/01/05/markup-title-with-markup/" rel="bookmark">Markup: Title With Markup</a></h2>
+		
+			<div class="entry-meta">
+				<span class="posted-on">Posted on <a href="http://localhost:8888/themecheck/2013/01/05/markup-title-with-markup/" rel="bookmark"><time class="entry-date published updated" datetime="2013-01-05T10:00:49+00:00">January 5, 2013</time></a></span><span class="byline"> by <span class="author vcard"><a class="url fn n" href="http://localhost:8888/themecheck/author/themedemos/">themedemos</a></span></span>			</div><!-- .entry-meta -->
+
+		
+	</header><!-- .entry-header -->
+
+	
+	<div class="entry-content">
+
+		<p>Verify that: The post title renders the word &#8220;with&#8221; in italics and the word &#8220;markup&#8221; in bold. The post title markup should be removed from the browser window / tab. [&#8230;]
+<p><a class="btn btn-secondary understrap-read-more-link" href="http://localhost:8888/themecheck/2013/01/05/markup-title-with-markup/">Read More&#8230;</a></p>
+
+		
+	</div><!-- .entry-content -->
+
+	<footer class="entry-footer">
+
+		<span class="cat-links">Posted in <a href="http://localhost:8888/themecheck/category/markup/" rel="category tag">Markup</a></span><span class="tags-links">Tagged <a href="http://localhost:8888/themecheck/tag/css/" rel="tag">css</a>, <a href="http://localhost:8888/themecheck/tag/html/" rel="tag">html</a>, <a href="http://localhost:8888/themecheck/tag/title/" rel="tag">title</a></span>
+	</footer><!-- .entry-footer -->
+
+</article><!-- #post-## -->
+
+					
+						
+<article class="post-1016 post type-post status-publish format-standard has-post-thumbnail hentry category-template-2 category-uncategorized tag-codex tag-edge-case tag-featured-image tag-image tag-template" id="post-1016">
+
+	<header class="entry-header">
+
+		<h2 class="entry-title"><a href="http://localhost:8888/themecheck/2012/03/15/template-featured-image-vertical/" rel="bookmark">Template: Featured Image (Vertical)</a></h2>
+		
+			<div class="entry-meta">
+				<span class="posted-on">Posted on <a href="http://localhost:8888/themecheck/2012/03/15/template-featured-image-vertical/" rel="bookmark"><time class="entry-date published updated" datetime="2012-03-15T15:36:32+00:00">March 15, 2012</time></a></span><span class="byline"> by <span class="author vcard"><a class="url fn n" href="http://localhost:8888/themecheck/author/themedemos/">themedemos</a></span></span>			</div><!-- .entry-meta -->
+
+		
+	</header><!-- .entry-header -->
+
+	<img width="300" height="580" src="http://localhost:8888/themecheck/wp-content/uploads/2013/03/featured-image-vertical.jpg" class="attachment-large size-large wp-post-image" alt="Horizontal Featured Image" srcset="http://localhost:8888/themecheck/wp-content/uploads/2013/03/featured-image-vertical.jpg 300w, http://localhost:8888/themecheck/wp-content/uploads/2013/03/featured-image-vertical-155x300.jpg 155w" sizes="(max-width: 300px) 100vw, 300px" />
+	<div class="entry-content">
+
+		<p>This post should display a featured image, if the theme supports it. Non-square images can provide some unique styling issues. This post tests a vertical featured image. [&#8230;]
+<p><a class="btn btn-secondary understrap-read-more-link" href="http://localhost:8888/themecheck/2012/03/15/template-featured-image-vertical/">Read More&#8230;</a></p>
+
+		
+	</div><!-- .entry-content -->
+
+	<footer class="entry-footer">
+
+		<span class="cat-links">Posted in <a href="http://localhost:8888/themecheck/category/template-2/" rel="category tag">Template</a>, <a href="http://localhost:8888/themecheck/category/uncategorized/" rel="category tag">Uncategorized</a></span><span class="tags-links">Tagged <a href="http://localhost:8888/themecheck/tag/codex/" rel="tag">Codex</a>, <a href="http://localhost:8888/themecheck/tag/edge-case/" rel="tag">edge case</a>, <a href="http://localhost:8888/themecheck/tag/featured-image/" rel="tag">featured image</a>, <a href="http://localhost:8888/themecheck/tag/image/" rel="tag">image</a>, <a href="http://localhost:8888/themecheck/tag/template/" rel="tag">template</a></span>
+	</footer><!-- .entry-footer -->
+
+</article><!-- #post-## -->
+
+					
+						
+<article class="post-1011 post type-post status-publish format-standard has-post-thumbnail hentry category-template-2 category-uncategorized tag-codex tag-edge-case tag-featured-image tag-image tag-template" id="post-1011">
+
+	<header class="entry-header">
+
+		<h2 class="entry-title"><a href="http://localhost:8888/themecheck/2012/03/15/template-featured-image-horizontal/" rel="bookmark">Template: Featured Image (Horizontal)</a></h2>
+		
+			<div class="entry-meta">
+				<span class="posted-on">Posted on <a href="http://localhost:8888/themecheck/2012/03/15/template-featured-image-horizontal/" rel="bookmark"><time class="entry-date published updated" datetime="2012-03-15T15:15:12+00:00">March 15, 2012</time></a></span><span class="byline"> by <span class="author vcard"><a class="url fn n" href="http://localhost:8888/themecheck/author/themedemos/">themedemos</a></span></span>			</div><!-- .entry-meta -->
+
+		
+	</header><!-- .entry-header -->
+
+	<img width="580" height="300" src="http://localhost:8888/themecheck/wp-content/uploads/2013/03/featured-image-horizontal.jpg" class="attachment-large size-large wp-post-image" alt="Horizontal Featured Image" srcset="http://localhost:8888/themecheck/wp-content/uploads/2013/03/featured-image-horizontal.jpg 580w, http://localhost:8888/themecheck/wp-content/uploads/2013/03/featured-image-horizontal-300x155.jpg 300w" sizes="(max-width: 580px) 100vw, 580px" />
+	<div class="entry-content">
+
+		<p>This post should display a featured image, if the theme supports it. Non-square images can provide some unique styling issues. This post tests a horizontal featured image. [&#8230;]
+<p><a class="btn btn-secondary understrap-read-more-link" href="http://localhost:8888/themecheck/2012/03/15/template-featured-image-horizontal/">Read More&#8230;</a></p>
+
+		
+	</div><!-- .entry-content -->
+
+	<footer class="entry-footer">
+
+		<span class="cat-links">Posted in <a href="http://localhost:8888/themecheck/category/template-2/" rel="category tag">Template</a>, <a href="http://localhost:8888/themecheck/category/uncategorized/" rel="category tag">Uncategorized</a></span><span class="tags-links">Tagged <a href="http://localhost:8888/themecheck/tag/codex/" rel="tag">Codex</a>, <a href="http://localhost:8888/themecheck/tag/edge-case/" rel="tag">edge case</a>, <a href="http://localhost:8888/themecheck/tag/featured-image/" rel="tag">featured image</a>, <a href="http://localhost:8888/themecheck/tag/image/" rel="tag">image</a>, <a href="http://localhost:8888/themecheck/tag/template/" rel="tag">template</a></span>
+	</footer><!-- .entry-footer -->
+
+</article><!-- #post-## -->
+
+					
+						
+<article class="post-996 post type-post status-publish format-standard hentry category-template-2 category-uncategorized tag-content-2 tag-read-more tag-template" id="post-996">
+
+	<header class="entry-header">
+
+		<h2 class="entry-title"><a href="http://localhost:8888/themecheck/2012/03/15/template-more-tag/" rel="bookmark">Template: More Tag</a></h2>
+		
+			<div class="entry-meta">
+				<span class="posted-on">Posted on <a href="http://localhost:8888/themecheck/2012/03/15/template-more-tag/" rel="bookmark"><time class="entry-date published updated" datetime="2012-03-15T14:41:11+00:00">March 15, 2012</time></a></span><span class="byline"> by <span class="author vcard"><a class="url fn n" href="http://localhost:8888/themecheck/author/themedemos/">themedemos</a></span></span>			</div><!-- .entry-meta -->
+
+		
+	</header><!-- .entry-header -->
+
+	
+	<div class="entry-content">
+
+		<p>This content is before the more tag. Right after this sentence should be a &#8220;continue reading&#8221; button of some sort. [&#8230;]
+<p><a class="btn btn-secondary understrap-read-more-link" href="http://localhost:8888/themecheck/2012/03/15/template-more-tag/">Read More&#8230;</a></p>
+
+		
+	</div><!-- .entry-content -->
+
+	<footer class="entry-footer">
+
+		<span class="cat-links">Posted in <a href="http://localhost:8888/themecheck/category/template-2/" rel="category tag">Template</a>, <a href="http://localhost:8888/themecheck/category/uncategorized/" rel="category tag">Uncategorized</a></span><span class="tags-links">Tagged <a href="http://localhost:8888/themecheck/tag/content-2/" rel="tag">content</a>, <a href="http://localhost:8888/themecheck/tag/read-more/" rel="tag">read more</a>, <a href="http://localhost:8888/themecheck/tag/template/" rel="tag">template</a></span>
+	</footer><!-- .entry-footer -->
+
+</article><!-- #post-## -->
+
+					
+						
+<article class="post-993 post type-post status-publish format-standard hentry category-template-2 category-uncategorized tag-content-2 tag-excerpt-2 tag-template" id="post-993">
+
+	<header class="entry-header">
+
+		<h2 class="entry-title"><a href="http://localhost:8888/themecheck/2012/03/15/template-excerpt-defined/" rel="bookmark">Template: Excerpt (Defined)</a></h2>
+		
+			<div class="entry-meta">
+				<span class="posted-on">Posted on <a href="http://localhost:8888/themecheck/2012/03/15/template-excerpt-defined/" rel="bookmark"><time class="entry-date published updated" datetime="2012-03-15T14:38:08+00:00">March 15, 2012</time></a></span><span class="byline"> by <span class="author vcard"><a class="url fn n" href="http://localhost:8888/themecheck/author/themedemos/">themedemos</a></span></span>			</div><!-- .entry-meta -->
+
+		
+	</header><!-- .entry-header -->
+
+	
+	<div class="entry-content">
+
+		<p>This is a user-defined post excerpt. It should be displayed in place of the post content in archive-index pages. [&#8230;]
+<p><a class="btn btn-secondary understrap-read-more-link" href="http://localhost:8888/themecheck/2012/03/15/template-excerpt-defined/">Read More&#8230;</a></p>
+
+		
+	</div><!-- .entry-content -->
+
+	<footer class="entry-footer">
+
+		<span class="cat-links">Posted in <a href="http://localhost:8888/themecheck/category/template-2/" rel="category tag">Template</a>, <a href="http://localhost:8888/themecheck/category/uncategorized/" rel="category tag">Uncategorized</a></span><span class="tags-links">Tagged <a href="http://localhost:8888/themecheck/tag/content-2/" rel="tag">content</a>, <a href="http://localhost:8888/themecheck/tag/excerpt-2/" rel="tag">excerpt</a>, <a href="http://localhost:8888/themecheck/tag/template/" rel="tag">template</a></span>
+	</footer><!-- .entry-footer -->
+
+</article><!-- #post-## -->
+
+					
+				
+			</main><!-- #main -->
+
+			<!-- The pagination component -->
+			<nav aria-label="Page navigation"><ul class="pagination ">
+<li  class="active page-item"><a href="http://localhost:8888/themecheck/" class="page-link">1</a></li>
+<li  class="page-item"><a href="http://localhost:8888/themecheck/page/2/" class="page-link">2</a></li>
+<li  class="page-item"><a href="http://localhost:8888/themecheck/page/3/" class="page-link">3</a></li>
+<li class="page-item page-item-direction page-item-next"><span class="page-link"><a href="http://localhost:8888/themecheck/page/2/" ><span aria-hidden="true">&raquo;</span><span class="sr-only">Next page</span></a></span></li>
+<li  class="page-item"><a class="page-link" href="http://localhost:8888/themecheck/page/4/" aria-label="Next"><span aria-hidden="true"><i class="fa fa-step-forward" aria-hidden="true"></i></span><span class="sr-only">4</span></a></li>
+</ul></nav>
+
+		</div><!-- #primary -->
+
+		<!-- Do the right sidebar check -->
+		
+			
+<div class="col-md-4 widget-area" id="right-sidebar" role="complementary">
+	<aside id="text-7" class="widget widget_text"><h3 class="widget-title">Test Sidebar</h3>			<div class="textwidget">Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat, sed diam voluptua. At vero eos et accusam et justo duo dolores et ea rebum. Stet clita kasd gubergren, no sea takimata sanctus est Lorem ipsum dolor sit amet. Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat, sed diam voluptua. At vero eos et accusam et justo duo dolores et ea rebum. Stet clita kasd gubergren, no sea takimata sanctus est Lorem ipsum dolor sit amet.</div>
+		</aside>
+</div><!-- #secondary -->
+
+		
+	</div><!-- .row -->
+
+</div><!-- Container end -->
+
+</div><!-- Wrapper end -->
+
+
+
+
+	<!-- ******************* The Footer Full-width Widget Area ******************* -->
+
+	<div class="wrapper" id="wrapper-footer-full">
+
+		<div class="container" id="footer-full-content" tabindex="-1">
+
+			<div class="row">
+
+				<div id="text-8" class="footer-widget widget_text widget-count-3 col-md-4"><h3 class="widget-title">test</h3>			<div class="textwidget">Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat, sed diam voluptua. At vero eos et accusam et justo duo dolores et ea rebum. Stet clita kasd gubergren, no sea takimata sanctus est Lorem ipsum dolor sit amet. Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat, sed diam voluptua. At vero eos et accusam et justo duo dolores et ea rebum. Stet clita kasd gubergren, no sea takimata sanctus est Lorem ipsum dolor sit amet.</div>
+		</div><!-- .footer-widget --><div id="text-12" class="footer-widget widget_text widget-count-3 col-md-4"><h3 class="widget-title">6</h3>			<div class="textwidget">Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat, sed diam voluptua. At vero eos et accusam et justo duo dolores et ea rebum. Stet clita kasd gubergren, no sea takimata sanctus est Lorem ipsum dolor sit amet. Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat, sed diam voluptua. At vero eos et accusam et justo duo dolores et ea rebum. Stet clita kasd gubergren, no sea takimata sanctus est Lorem ipsum dolor sit amet.</div>
+		</div><!-- .footer-widget --><div id="text-9" class="footer-widget widget_text widget-count-3 col-md-4"><h3 class="widget-title">test2</h3>			<div class="textwidget">Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat, sed diam voluptua. At vero eos et accusam et justo duo dolores et ea rebum. Stet clita kasd gubergren, no sea takimata sanctus est Lorem ipsum dolor sit amet. Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat, sed diam voluptua. At vero eos et accusam et justo duo dolores et ea rebum. Stet clita kasd gubergren, no sea takimata sanctus est Lorem ipsum dolor sit amet.</div>
+		</div><!-- .footer-widget -->
+			</div>
+
+		</div>
+
+	</div><!-- #wrapper-footer-full -->
+
+
+<div class="wrapper" id="wrapper-footer">
+
+	<div class="container">
+
+		<div class="row">
+
+			<div class="col-md-12">
+
+				<footer class="site-footer" id="colophon">
+
+					<div class="site-info">
+
+							<a href="http://wordpress.org/">Proudly powered by WordPress</a>
+								<span class="sep"> | </span>
+					
+							Theme: UnderStrap by <a href="http://understrap.com">understrap.com</a>. 
+				
+							(Version: 0.6.2)
+					</div><!-- .site-info -->
+
+				</footer><!-- #colophon -->
+
+			</div><!--col end -->
+
+		</div><!-- row end -->
+
+	</div><!-- container end -->
+
+</div><!-- wrapper end -->
+
+</div><!-- #page -->
+
+<script type='text/javascript' src='http://localhost:8888/themecheck/wp-content/themes/understrap/js/theme.min.js?ver=0.6.2'></script>
+<script type='text/javascript' src='http://localhost:8888/themecheck/wp-includes/js/wp-embed.min.js?ver=4.5.5'></script>
+
+</body>
+
+</html>
+
diff --git a/js/popper.js b/js/popper.js
new file mode 100644
index 0000000..61dd467
--- /dev/null
+++ b/js/popper.js
@@ -0,0 +1,2288 @@
+/**!
+ * @fileOverview Kickass library to create and place poppers near their reference elements.
+ * @version 1.11.0
+ * @license
+ * Copyright (c) 2016 Federico Zivolo and contributors
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+const nativeHints = ['native code', '[object MutationObserverConstructor]'];
+
+/**
+ * Determine if a function is implemented natively (as opposed to a polyfill).
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Function | undefined} fn the function to check
+ * @returns {Boolean}
+ */
+var isNative = (fn => nativeHints.some(hint => (fn || '').toString().indexOf(hint) > -1));
+
+const isBrowser = typeof window !== 'undefined';
+const longerTimeoutBrowsers = ['Edge', 'Trident', 'Firefox'];
+let timeoutDuration = 0;
+for (let i = 0; i < longerTimeoutBrowsers.length; i += 1) {
+  if (isBrowser && navigator.userAgent.indexOf(longerTimeoutBrowsers[i]) >= 0) {
+    timeoutDuration = 1;
+    break;
+  }
+}
+
+function microtaskDebounce(fn) {
+  let scheduled = false;
+  let i = 0;
+  const elem = document.createElement('span');
+
+  // MutationObserver provides a mechanism for scheduling microtasks, which
+  // are scheduled *before* the next task. This gives us a way to debounce
+  // a function but ensure it's called *before* the next paint.
+  const observer = new MutationObserver(() => {
+    fn();
+    scheduled = false;
+  });
+
+  observer.observe(elem, { attributes: true });
+
+  return () => {
+    if (!scheduled) {
+      scheduled = true;
+      elem.setAttribute('x-index', i);
+      i = i + 1; // don't use compund (+=) because it doesn't get optimized in V8
+    }
+  };
+}
+
+function taskDebounce(fn) {
+  let scheduled = false;
+  return () => {
+    if (!scheduled) {
+      scheduled = true;
+      setTimeout(() => {
+        scheduled = false;
+        fn();
+      }, timeoutDuration);
+    }
+  };
+}
+
+// It's common for MutationObserver polyfills to be seen in the wild, however
+// these rely on Mutation Events which only occur when an element is connected
+// to the DOM. The algorithm used in this module does not use a connected element,
+// and so we must ensure that a *native* MutationObserver is available.
+const supportsNativeMutationObserver = isBrowser && isNative(window.MutationObserver);
+
+/**
+* Create a debounced version of a method, that's asynchronously deferred
+* but called in the minimum time possible.
+*
+* @method
+* @memberof Popper.Utils
+* @argument {Function} fn
+* @returns {Function}
+*/
+var debounce = supportsNativeMutationObserver ? microtaskDebounce : taskDebounce;
+
+/**
+ * Check if the given variable is a function
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Any} functionToCheck - variable to check
+ * @returns {Boolean} answer to: is a function?
+ */
+function isFunction(functionToCheck) {
+  const getType = {};
+  return functionToCheck && getType.toString.call(functionToCheck) === '[object Function]';
+}
+
+/**
+ * Get CSS computed property of the given element
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Eement} element
+ * @argument {String} property
+ */
+function getStyleComputedProperty(element, property) {
+  if (element.nodeType !== 1) {
+    return [];
+  }
+  // NOTE: 1 DOM access here
+  const css = window.getComputedStyle(element, null);
+  return property ? css[property] : css;
+}
+
+/**
+ * Returns the parentNode or the host of the element
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Element} element
+ * @returns {Element} parent
+ */
+function getParentNode(element) {
+  if (element.nodeName === 'HTML') {
+    return element;
+  }
+  return element.parentNode || element.host;
+}
+
+/**
+ * Returns the scrolling parent of the given element
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Element} element
+ * @returns {Element} scroll parent
+ */
+function getScrollParent(element) {
+  // Return body, `getScroll` will take care to get the correct `scrollTop` from it
+  if (!element || ['HTML', 'BODY', '#document'].indexOf(element.nodeName) !== -1) {
+    return window.document.body;
+  }
+
+  // Firefox want us to check `-x` and `-y` variations as well
+  const { overflow, overflowX, overflowY } = getStyleComputedProperty(element);
+  if (/(auto|scroll)/.test(overflow + overflowY + overflowX)) {
+    return element;
+  }
+
+  return getScrollParent(getParentNode(element));
+}
+
+/**
+ * Returns the offset parent of the given element
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Element} element
+ * @returns {Element} offset parent
+ */
+function getOffsetParent(element) {
+  // NOTE: 1 DOM access here
+  const offsetParent = element && element.offsetParent;
+  const nodeName = offsetParent && offsetParent.nodeName;
+
+  if (!nodeName || nodeName === 'BODY' || nodeName === 'HTML') {
+    return window.document.documentElement;
+  }
+
+  // .offsetParent will return the closest TD or TABLE in case
+  // no offsetParent is present, I hate this job...
+  if (['TD', 'TABLE'].indexOf(offsetParent.nodeName) !== -1 && getStyleComputedProperty(offsetParent, 'position') === 'static') {
+    return getOffsetParent(offsetParent);
+  }
+
+  return offsetParent;
+}
+
+function isOffsetContainer(element) {
+  const { nodeName } = element;
+  if (nodeName === 'BODY') {
+    return false;
+  }
+  return nodeName === 'HTML' || getOffsetParent(element.firstElementChild) === element;
+}
+
+/**
+ * Finds the root node (document, shadowDOM root) of the given element
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Element} node
+ * @returns {Element} root node
+ */
+function getRoot(node) {
+  if (node.parentNode !== null) {
+    return getRoot(node.parentNode);
+  }
+
+  return node;
+}
+
+/**
+ * Finds the offset parent common to the two provided nodes
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Element} element1
+ * @argument {Element} element2
+ * @returns {Element} common offset parent
+ */
+function findCommonOffsetParent(element1, element2) {
+  // This check is needed to avoid errors in case one of the elements isn't defined for any reason
+  if (!element1 || !element1.nodeType || !element2 || !element2.nodeType) {
+    return window.document.documentElement;
+  }
+
+  // Here we make sure to give as "start" the element that comes first in the DOM
+  const order = element1.compareDocumentPosition(element2) & Node.DOCUMENT_POSITION_FOLLOWING;
+  const start = order ? element1 : element2;
+  const end = order ? element2 : element1;
+
+  // Get common ancestor container
+  const range = document.createRange();
+  range.setStart(start, 0);
+  range.setEnd(end, 0);
+  const { commonAncestorContainer } = range;
+
+  // Both nodes are inside #document
+  if (element1 !== commonAncestorContainer && element2 !== commonAncestorContainer || start.contains(end)) {
+    if (isOffsetContainer(commonAncestorContainer)) {
+      return commonAncestorContainer;
+    }
+
+    return getOffsetParent(commonAncestorContainer);
+  }
+
+  // one of the nodes is inside shadowDOM, find which one
+  const element1root = getRoot(element1);
+  if (element1root.host) {
+    return findCommonOffsetParent(element1root.host, element2);
+  } else {
+    return findCommonOffsetParent(element1, getRoot(element2).host);
+  }
+}
+
+/**
+ * Gets the scroll value of the given element in the given side (top and left)
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Element} element
+ * @argument {String} side `top` or `left`
+ * @returns {number} amount of scrolled pixels
+ */
+function getScroll(element, side = 'top') {
+  const upperSide = side === 'top' ? 'scrollTop' : 'scrollLeft';
+  const nodeName = element.nodeName;
+
+  if (nodeName === 'BODY' || nodeName === 'HTML') {
+    const html = window.document.documentElement;
+    const scrollingElement = window.document.scrollingElement || html;
+    return scrollingElement[upperSide];
+  }
+
+  return element[upperSide];
+}
+
+/*
+ * Sum or subtract the element scroll values (left and top) from a given rect object
+ * @method
+ * @memberof Popper.Utils
+ * @param {Object} rect - Rect object you want to change
+ * @param {HTMLElement} element - The element from the function reads the scroll values
+ * @param {Boolean} subtract - set to true if you want to subtract the scroll values
+ * @return {Object} rect - The modifier rect object
+ */
+function includeScroll(rect, element, subtract = false) {
+  const scrollTop = getScroll(element, 'top');
+  const scrollLeft = getScroll(element, 'left');
+  const modifier = subtract ? -1 : 1;
+  rect.top += scrollTop * modifier;
+  rect.bottom += scrollTop * modifier;
+  rect.left += scrollLeft * modifier;
+  rect.right += scrollLeft * modifier;
+  return rect;
+}
+
+/*
+ * Helper to detect borders of a given element
+ * @method
+ * @memberof Popper.Utils
+ * @param {CSSStyleDeclaration} styles
+ * Result of `getStyleComputedProperty` on the given element
+ * @param {String} axis - `x` or `y`
+ * @return {number} borders - The borders size of the given axis
+ */
+
+function getBordersSize(styles, axis) {
+  const sideA = axis === 'x' ? 'Left' : 'Top';
+  const sideB = sideA === 'Left' ? 'Right' : 'Bottom';
+
+  return +styles[`border${sideA}Width`].split('px')[0] + +styles[`border${sideB}Width`].split('px')[0];
+}
+
+/**
+ * Tells if you are running Internet Explorer 10
+ * @method
+ * @memberof Popper.Utils
+ * @returns {Boolean} isIE10
+ */
+let isIE10 = undefined;
+
+var isIE10$1 = function () {
+  if (isIE10 === undefined) {
+    isIE10 = navigator.appVersion.indexOf('MSIE 10') !== -1;
+  }
+  return isIE10;
+};
+
+function getSize(axis, body, html, computedStyle) {
+  return Math.max(body[`offset${axis}`], html[`client${axis}`], html[`offset${axis}`], isIE10$1() ? html[`offset${axis}`] + computedStyle[`margin${axis === 'Height' ? 'Top' : 'Left'}`] + computedStyle[`margin${axis === 'Height' ? 'Bottom' : 'Right'}`] : 0);
+}
+
+function getWindowSizes() {
+  const body = window.document.body;
+  const html = window.document.documentElement;
+  const computedStyle = isIE10$1() && window.getComputedStyle(html);
+
+  return {
+    height: getSize('Height', body, html, computedStyle),
+    width: getSize('Width', body, html, computedStyle)
+  };
+}
+
+var _extends = Object.assign || function (target) {
+  for (var i = 1; i < arguments.length; i++) {
+    var source = arguments[i];
+
+    for (var key in source) {
+      if (Object.prototype.hasOwnProperty.call(source, key)) {
+        target[key] = source[key];
+      }
+    }
+  }
+
+  return target;
+};
+
+/**
+ * Given element offsets, generate an output similar to getBoundingClientRect
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Object} offsets
+ * @returns {Object} ClientRect like output
+ */
+function getClientRect(offsets) {
+  return _extends({}, offsets, {
+    right: offsets.left + offsets.width,
+    bottom: offsets.top + offsets.height
+  });
+}
+
+/**
+ * Get bounding client rect of given element
+ * @method
+ * @memberof Popper.Utils
+ * @param {HTMLElement} element
+ * @return {Object} client rect
+ */
+function getBoundingClientRect(element) {
+  let rect = {};
+
+  // IE10 10 FIX: Please, don't ask, the element isn't
+  // considered in DOM in some circumstances...
+  // This isn't reproducible in IE10 compatibility mode of IE11
+  if (isIE10$1()) {
+    try {
+      rect = element.getBoundingClientRect();
+      const scrollTop = getScroll(element, 'top');
+      const scrollLeft = getScroll(element, 'left');
+      rect.top += scrollTop;
+      rect.left += scrollLeft;
+      rect.bottom += scrollTop;
+      rect.right += scrollLeft;
+    } catch (err) {}
+  } else {
+    rect = element.getBoundingClientRect();
+  }
+
+  const result = {
+    left: rect.left,
+    top: rect.top,
+    width: rect.right - rect.left,
+    height: rect.bottom - rect.top
+  };
+
+  // subtract scrollbar size from sizes
+  const sizes = element.nodeName === 'HTML' ? getWindowSizes() : {};
+  const width = sizes.width || element.clientWidth || result.right - result.left;
+  const height = sizes.height || element.clientHeight || result.bottom - result.top;
+
+  let horizScrollbar = element.offsetWidth - width;
+  let vertScrollbar = element.offsetHeight - height;
+
+  // if an hypothetical scrollbar is detected, we must be sure it's not a `border`
+  // we make this check conditional for performance reasons
+  if (horizScrollbar || vertScrollbar) {
+    const styles = getStyleComputedProperty(element);
+    horizScrollbar -= getBordersSize(styles, 'x');
+    vertScrollbar -= getBordersSize(styles, 'y');
+
+    result.width -= horizScrollbar;
+    result.height -= vertScrollbar;
+  }
+
+  return getClientRect(result);
+}
+
+function getOffsetRectRelativeToArbitraryNode(children, parent) {
+  const isIE10 = isIE10$1();
+  const isHTML = parent.nodeName === 'HTML';
+  const childrenRect = getBoundingClientRect(children);
+  const parentRect = getBoundingClientRect(parent);
+  const scrollParent = getScrollParent(children);
+
+  const styles = getStyleComputedProperty(parent);
+  const borderTopWidth = +styles.borderTopWidth.split('px')[0];
+  const borderLeftWidth = +styles.borderLeftWidth.split('px')[0];
+
+  let offsets = getClientRect({
+    top: childrenRect.top - parentRect.top - borderTopWidth,
+    left: childrenRect.left - parentRect.left - borderLeftWidth,
+    width: childrenRect.width,
+    height: childrenRect.height
+  });
+  offsets.marginTop = 0;
+  offsets.marginLeft = 0;
+
+  // Subtract margins of documentElement in case it's being used as parent
+  // we do this only on HTML because it's the only element that behaves
+  // differently when margins are applied to it. The margins are included in
+  // the box of the documentElement, in the other cases not.
+  if (!isIE10 && isHTML) {
+    const marginTop = +styles.marginTop.split('px')[0];
+    const marginLeft = +styles.marginLeft.split('px')[0];
+
+    offsets.top -= borderTopWidth - marginTop;
+    offsets.bottom -= borderTopWidth - marginTop;
+    offsets.left -= borderLeftWidth - marginLeft;
+    offsets.right -= borderLeftWidth - marginLeft;
+
+    // Attach marginTop and marginLeft because in some circumstances we may need them
+    offsets.marginTop = marginTop;
+    offsets.marginLeft = marginLeft;
+  }
+
+  if (isIE10 ? parent.contains(scrollParent) : parent === scrollParent && scrollParent.nodeName !== 'BODY') {
+    offsets = includeScroll(offsets, parent);
+  }
+
+  return offsets;
+}
+
+function getViewportOffsetRectRelativeToArtbitraryNode(element) {
+  const html = window.document.documentElement;
+  const relativeOffset = getOffsetRectRelativeToArbitraryNode(element, html);
+  const width = Math.max(html.clientWidth, window.innerWidth || 0);
+  const height = Math.max(html.clientHeight, window.innerHeight || 0);
+
+  const scrollTop = getScroll(html);
+  const scrollLeft = getScroll(html, 'left');
+
+  const offset = {
+    top: scrollTop - relativeOffset.top + relativeOffset.marginTop,
+    left: scrollLeft - relativeOffset.left + relativeOffset.marginLeft,
+    width,
+    height
+  };
+
+  return getClientRect(offset);
+}
+
+/**
+ * Check if the given element is fixed or is inside a fixed parent
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Element} element
+ * @argument {Element} customContainer
+ * @returns {Boolean} answer to "isFixed?"
+ */
+function isFixed(element) {
+  const nodeName = element.nodeName;
+  if (nodeName === 'BODY' || nodeName === 'HTML') {
+    return false;
+  }
+  if (getStyleComputedProperty(element, 'position') === 'fixed') {
+    return true;
+  }
+  return isFixed(getParentNode(element));
+}
+
+/**
+ * Computed the boundaries limits and return them
+ * @method
+ * @memberof Popper.Utils
+ * @param {HTMLElement} popper
+ * @param {HTMLElement} reference
+ * @param {number} padding
+ * @param {HTMLElement} boundariesElement - Element used to define the boundaries
+ * @returns {Object} Coordinates of the boundaries
+ */
+function getBoundaries(popper, reference, padding, boundariesElement) {
+  // NOTE: 1 DOM access here
+  let boundaries = { top: 0, left: 0 };
+  const offsetParent = findCommonOffsetParent(popper, reference);
+
+  // Handle viewport case
+  if (boundariesElement === 'viewport') {
+    boundaries = getViewportOffsetRectRelativeToArtbitraryNode(offsetParent);
+  } else {
+    // Handle other cases based on DOM element used as boundaries
+    let boundariesNode;
+    if (boundariesElement === 'scrollParent') {
+      boundariesNode = getScrollParent(getParentNode(popper));
+      if (boundariesNode.nodeName === 'BODY') {
+        boundariesNode = window.document.documentElement;
+      }
+    } else if (boundariesElement === 'window') {
+      boundariesNode = window.document.documentElement;
+    } else {
+      boundariesNode = boundariesElement;
+    }
+
+    const offsets = getOffsetRectRelativeToArbitraryNode(boundariesNode, offsetParent);
+
+    // In case of HTML, we need a different computation
+    if (boundariesNode.nodeName === 'HTML' && !isFixed(offsetParent)) {
+      const { height, width } = getWindowSizes();
+      boundaries.top += offsets.top - offsets.marginTop;
+      boundaries.bottom = height + offsets.top;
+      boundaries.left += offsets.left - offsets.marginLeft;
+      boundaries.right = width + offsets.left;
+    } else {
+      // for all the other DOM elements, this one is good
+      boundaries = offsets;
+    }
+  }
+
+  // Add paddings
+  boundaries.left += padding;
+  boundaries.top += padding;
+  boundaries.right -= padding;
+  boundaries.bottom -= padding;
+
+  return boundaries;
+}
+
+function getArea({ width, height }) {
+  return width * height;
+}
+
+/**
+ * Utility used to transform the `auto` placement to the placement with more
+ * available space.
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Object} data - The data object generated by update method
+ * @argument {Object} options - Modifiers configuration and options
+ * @returns {Object} The data object, properly modified
+ */
+function computeAutoPlacement(placement, refRect, popper, reference, boundariesElement, padding = 0) {
+  if (placement.indexOf('auto') === -1) {
+    return placement;
+  }
+
+  const boundaries = getBoundaries(popper, reference, padding, boundariesElement);
+
+  const rects = {
+    top: {
+      width: boundaries.width,
+      height: refRect.top - boundaries.top
+    },
+    right: {
+      width: boundaries.right - refRect.right,
+      height: boundaries.height
+    },
+    bottom: {
+      width: boundaries.width,
+      height: boundaries.bottom - refRect.bottom
+    },
+    left: {
+      width: refRect.left - boundaries.left,
+      height: boundaries.height
+    }
+  };
+
+  const sortedAreas = Object.keys(rects).map(key => _extends({
+    key
+  }, rects[key], {
+    area: getArea(rects[key])
+  })).sort((a, b) => b.area - a.area);
+
+  const filteredAreas = sortedAreas.filter(({ width, height }) => width >= popper.clientWidth && height >= popper.clientHeight);
+
+  const computedPlacement = filteredAreas.length > 0 ? filteredAreas[0].key : sortedAreas[0].key;
+
+  const variation = placement.split('-')[1];
+
+  return computedPlacement + (variation ? `-${variation}` : '');
+}
+
+/**
+ * Get offsets to the reference element
+ * @method
+ * @memberof Popper.Utils
+ * @param {Object} state
+ * @param {Element} popper - the popper element
+ * @param {Element} reference - the reference element (the popper will be relative to this)
+ * @returns {Object} An object containing the offsets which will be applied to the popper
+ */
+function getReferenceOffsets(state, popper, reference) {
+  const commonOffsetParent = findCommonOffsetParent(popper, reference);
+  return getOffsetRectRelativeToArbitraryNode(reference, commonOffsetParent);
+}
+
+/**
+ * Get the outer sizes of the given element (offset size + margins)
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Element} element
+ * @returns {Object} object containing width and height properties
+ */
+function getOuterSizes(element) {
+  const styles = window.getComputedStyle(element);
+  const x = parseFloat(styles.marginTop) + parseFloat(styles.marginBottom);
+  const y = parseFloat(styles.marginLeft) + parseFloat(styles.marginRight);
+  const result = {
+    width: element.offsetWidth + y,
+    height: element.offsetHeight + x
+  };
+  return result;
+}
+
+/**
+ * Get the opposite placement of the given one
+ * @method
+ * @memberof Popper.Utils
+ * @argument {String} placement
+ * @returns {String} flipped placement
+ */
+function getOppositePlacement(placement) {
+  const hash = { left: 'right', right: 'left', bottom: 'top', top: 'bottom' };
+  return placement.replace(/left|right|bottom|top/g, matched => hash[matched]);
+}
+
+/**
+ * Get offsets to the popper
+ * @method
+ * @memberof Popper.Utils
+ * @param {Object} position - CSS position the Popper will get applied
+ * @param {HTMLElement} popper - the popper element
+ * @param {Object} referenceOffsets - the reference offsets (the popper will be relative to this)
+ * @param {String} placement - one of the valid placement options
+ * @returns {Object} popperOffsets - An object containing the offsets which will be applied to the popper
+ */
+function getPopperOffsets(popper, referenceOffsets, placement) {
+  placement = placement.split('-')[0];
+
+  // Get popper node sizes
+  const popperRect = getOuterSizes(popper);
+
+  // Add position, width and height to our offsets object
+  const popperOffsets = {
+    width: popperRect.width,
+    height: popperRect.height
+  };
+
+  // depending by the popper placement we have to compute its offsets slightly differently
+  const isHoriz = ['right', 'left'].indexOf(placement) !== -1;
+  const mainSide = isHoriz ? 'top' : 'left';
+  const secondarySide = isHoriz ? 'left' : 'top';
+  const measurement = isHoriz ? 'height' : 'width';
+  const secondaryMeasurement = !isHoriz ? 'height' : 'width';
+
+  popperOffsets[mainSide] = referenceOffsets[mainSide] + referenceOffsets[measurement] / 2 - popperRect[measurement] / 2;
+  if (placement === secondarySide) {
+    popperOffsets[secondarySide] = referenceOffsets[secondarySide] - popperRect[secondaryMeasurement];
+  } else {
+    popperOffsets[secondarySide] = referenceOffsets[getOppositePlacement(secondarySide)];
+  }
+
+  return popperOffsets;
+}
+
+/**
+ * Mimics the `find` method of Array
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Array} arr
+ * @argument prop
+ * @argument value
+ * @returns index or -1
+ */
+function find(arr, check) {
+  // use native find if supported
+  if (Array.prototype.find) {
+    return arr.find(check);
+  }
+
+  // use `filter` to obtain the same behavior of `find`
+  return arr.filter(check)[0];
+}
+
+/**
+ * Return the index of the matching object
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Array} arr
+ * @argument prop
+ * @argument value
+ * @returns index or -1
+ */
+function findIndex(arr, prop, value) {
+  // use native findIndex if supported
+  if (Array.prototype.findIndex) {
+    return arr.findIndex(cur => cur[prop] === value);
+  }
+
+  // use `find` + `indexOf` if `findIndex` isn't supported
+  const match = find(arr, obj => obj[prop] === value);
+  return arr.indexOf(match);
+}
+
+/**
+ * Loop trough the list of modifiers and run them in order,
+ * each of them will then edit the data object.
+ * @method
+ * @memberof Popper.Utils
+ * @param {dataObject} data
+ * @param {Array} modifiers
+ * @param {String} ends - Optional modifier name used as stopper
+ * @returns {dataObject}
+ */
+function runModifiers(modifiers, data, ends) {
+  const modifiersToRun = ends === undefined ? modifiers : modifiers.slice(0, findIndex(modifiers, 'name', ends));
+
+  modifiersToRun.forEach(modifier => {
+    if (modifier.function) {
+      console.warn('`modifier.function` is deprecated, use `modifier.fn`!');
+    }
+    const fn = modifier.function || modifier.fn;
+    if (modifier.enabled && isFunction(fn)) {
+      // Add properties to offsets to make them a complete clientRect object
+      // we do this before each modifier to make sure the previous one doesn't
+      // mess with these values
+      data.offsets.popper = getClientRect(data.offsets.popper);
+      data.offsets.reference = getClientRect(data.offsets.reference);
+
+      data = fn(data, modifier);
+    }
+  });
+
+  return data;
+}
+
+/**
+ * Updates the position of the popper, computing the new offsets and applying
+ * the new style.<br />
+ * Prefer `scheduleUpdate` over `update` because of performance reasons.
+ * @method
+ * @memberof Popper
+ */
+function update() {
+  // if popper is destroyed, don't perform any further update
+  if (this.state.isDestroyed) {
+    return;
+  }
+
+  let data = {
+    instance: this,
+    styles: {},
+    attributes: {},
+    flipped: false,
+    offsets: {}
+  };
+
+  // compute reference element offsets
+  data.offsets.reference = getReferenceOffsets(this.state, this.popper, this.reference);
+
+  // compute auto placement, store placement inside the data object,
+  // modifiers will be able to edit `placement` if needed
+  // and refer to originalPlacement to know the original value
+  data.placement = computeAutoPlacement(this.options.placement, data.offsets.reference, this.popper, this.reference, this.options.modifiers.flip.boundariesElement, this.options.modifiers.flip.padding);
+
+  // store the computed placement inside `originalPlacement`
+  data.originalPlacement = data.placement;
+
+  // compute the popper offsets
+  data.offsets.popper = getPopperOffsets(this.popper, data.offsets.reference, data.placement);
+  data.offsets.popper.position = 'absolute';
+
+  // run the modifiers
+  data = runModifiers(this.modifiers, data);
+
+  // the first `update` will call `onCreate` callback
+  // the other ones will call `onUpdate` callback
+  if (!this.state.isCreated) {
+    this.state.isCreated = true;
+    this.options.onCreate(data);
+  } else {
+    this.options.onUpdate(data);
+  }
+}
+
+/**
+ * Helper used to know if the given modifier is enabled.
+ * @method
+ * @memberof Popper.Utils
+ * @returns {Boolean}
+ */
+function isModifierEnabled(modifiers, modifierName) {
+  return modifiers.some(({ name, enabled }) => enabled && name === modifierName);
+}
+
+/**
+ * Get the prefixed supported property name
+ * @method
+ * @memberof Popper.Utils
+ * @argument {String} property (camelCase)
+ * @returns {String} prefixed property (camelCase or PascalCase, depending on the vendor prefix)
+ */
+function getSupportedPropertyName(property) {
+  const prefixes = [false, 'ms', 'Webkit', 'Moz', 'O'];
+  const upperProp = property.charAt(0).toUpperCase() + property.slice(1);
+
+  for (let i = 0; i < prefixes.length - 1; i++) {
+    const prefix = prefixes[i];
+    const toCheck = prefix ? `${prefix}${upperProp}` : property;
+    if (typeof window.document.body.style[toCheck] !== 'undefined') {
+      return toCheck;
+    }
+  }
+  return null;
+}
+
+/**
+ * Destroy the popper
+ * @method
+ * @memberof Popper
+ */
+function destroy() {
+  this.state.isDestroyed = true;
+
+  // touch DOM only if `applyStyle` modifier is enabled
+  if (isModifierEnabled(this.modifiers, 'applyStyle')) {
+    this.popper.removeAttribute('x-placement');
+    this.popper.style.left = '';
+    this.popper.style.position = '';
+    this.popper.style.top = '';
+    this.popper.style[getSupportedPropertyName('transform')] = '';
+  }
+
+  this.disableEventListeners();
+
+  // remove the popper if user explicity asked for the deletion on destroy
+  // do not use `remove` because IE11 doesn't support it
+  if (this.options.removeOnDestroy) {
+    this.popper.parentNode.removeChild(this.popper);
+  }
+  return this;
+}
+
+function attachToScrollParents(scrollParent, event, callback, scrollParents) {
+  const isBody = scrollParent.nodeName === 'BODY';
+  const target = isBody ? window : scrollParent;
+  target.addEventListener(event, callback, { passive: true });
+
+  if (!isBody) {
+    attachToScrollParents(getScrollParent(target.parentNode), event, callback, scrollParents);
+  }
+  scrollParents.push(target);
+}
+
+/**
+ * Setup needed event listeners used to update the popper position
+ * @method
+ * @memberof Popper.Utils
+ * @private
+ */
+function setupEventListeners(reference, options, state, updateBound) {
+  // Resize event listener on window
+  state.updateBound = updateBound;
+  window.addEventListener('resize', state.updateBound, { passive: true });
+
+  // Scroll event listener on scroll parents
+  const scrollElement = getScrollParent(reference);
+  attachToScrollParents(scrollElement, 'scroll', state.updateBound, state.scrollParents);
+  state.scrollElement = scrollElement;
+  state.eventsEnabled = true;
+
+  return state;
+}
+
+/**
+ * It will add resize/scroll events and start recalculating
+ * position of the popper element when they are triggered.
+ * @method
+ * @memberof Popper
+ */
+function enableEventListeners() {
+  if (!this.state.eventsEnabled) {
+    this.state = setupEventListeners(this.reference, this.options, this.state, this.scheduleUpdate);
+  }
+}
+
+/**
+ * Remove event listeners used to update the popper position
+ * @method
+ * @memberof Popper.Utils
+ * @private
+ */
+function removeEventListeners(reference, state) {
+  // Remove resize event listener on window
+  window.removeEventListener('resize', state.updateBound);
+
+  // Remove scroll event listener on scroll parents
+  state.scrollParents.forEach(target => {
+    target.removeEventListener('scroll', state.updateBound);
+  });
+
+  // Reset state
+  state.updateBound = null;
+  state.scrollParents = [];
+  state.scrollElement = null;
+  state.eventsEnabled = false;
+  return state;
+}
+
+/**
+ * It will remove resize/scroll events and won't recalculate popper position
+ * when they are triggered. It also won't trigger onUpdate callback anymore,
+ * unless you call `update` method manually.
+ * @method
+ * @memberof Popper
+ */
+function disableEventListeners() {
+  if (this.state.eventsEnabled) {
+    window.cancelAnimationFrame(this.scheduleUpdate);
+    this.state = removeEventListeners(this.reference, this.state);
+  }
+}
+
+/**
+ * Tells if a given input is a number
+ * @method
+ * @memberof Popper.Utils
+ * @param {*} input to check
+ * @return {Boolean}
+ */
+function isNumeric(n) {
+  return n !== '' && !isNaN(parseFloat(n)) && isFinite(n);
+}
+
+/**
+ * Set the style to the given popper
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Element} element - Element to apply the style to
+ * @argument {Object} styles
+ * Object with a list of properties and values which will be applied to the element
+ */
+function setStyles(element, styles) {
+  Object.keys(styles).forEach(prop => {
+    let unit = '';
+    // add unit if the value is numeric and is one of the following
+    if (['width', 'height', 'top', 'right', 'bottom', 'left'].indexOf(prop) !== -1 && isNumeric(styles[prop])) {
+      unit = 'px';
+    }
+    element.style[prop] = styles[prop] + unit;
+  });
+}
+
+/**
+ * Set the attributes to the given popper
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Element} element - Element to apply the attributes to
+ * @argument {Object} styles
+ * Object with a list of properties and values which will be applied to the element
+ */
+function setAttributes(element, attributes) {
+  Object.keys(attributes).forEach(function (prop) {
+    const value = attributes[prop];
+    if (value !== false) {
+      element.setAttribute(prop, attributes[prop]);
+    } else {
+      element.removeAttribute(prop);
+    }
+  });
+}
+
+/**
+ * @function
+ * @memberof Modifiers
+ * @argument {Object} data - The data object generated by `update` method
+ * @argument {Object} data.styles - List of style properties - values to apply to popper element
+ * @argument {Object} data.attributes - List of attribute properties - values to apply to popper element
+ * @argument {Object} options - Modifiers configuration and options
+ * @returns {Object} The same data object
+ */
+function applyStyle(data) {
+  // any property present in `data.styles` will be applied to the popper,
+  // in this way we can make the 3rd party modifiers add custom styles to it
+  // Be aware, modifiers could override the properties defined in the previous
+  // lines of this modifier!
+  setStyles(data.instance.popper, data.styles);
+
+  // any property present in `data.attributes` will be applied to the popper,
+  // they will be set as HTML attributes of the element
+  setAttributes(data.instance.popper, data.attributes);
+
+  // if the arrow style has been computed, apply the arrow style
+  if (data.offsets.arrow) {
+    setStyles(data.arrowElement, data.offsets.arrow);
+  }
+
+  return data;
+}
+
+/**
+ * Set the x-placement attribute before everything else because it could be used
+ * to add margins to the popper margins needs to be calculated to get the
+ * correct popper offsets.
+ * @method
+ * @memberof Popper.modifiers
+ * @param {HTMLElement} reference - The reference element used to position the popper
+ * @param {HTMLElement} popper - The HTML element used as popper.
+ * @param {Object} options - Popper.js options
+ */
+function applyStyleOnLoad(reference, popper, options, modifierOptions, state) {
+  // compute reference element offsets
+  const referenceOffsets = getReferenceOffsets(state, popper, reference);
+
+  // compute auto placement, store placement inside the data object,
+  // modifiers will be able to edit `placement` if needed
+  // and refer to originalPlacement to know the original value
+  const placement = computeAutoPlacement(options.placement, referenceOffsets, popper, reference, options.modifiers.flip.boundariesElement, options.modifiers.flip.padding);
+
+  popper.setAttribute('x-placement', placement);
+
+  // Apply `position` to popper before anything else because
+  // without the position applied we can't guarantee correct computations
+  setStyles(popper, { position: 'absolute' });
+
+  return options;
+}
+
+/**
+ * @function
+ * @memberof Modifiers
+ * @argument {Object} data - The data object generated by `update` method
+ * @argument {Object} options - Modifiers configuration and options
+ * @returns {Object} The data object, properly modified
+ */
+function computeStyle(data, options) {
+  const { x, y } = options;
+  const { popper } = data.offsets;
+
+  // Remove this legacy support in Popper.js v2
+  const legacyGpuAccelerationOption = find(data.instance.modifiers, modifier => modifier.name === 'applyStyle').gpuAcceleration;
+  if (legacyGpuAccelerationOption !== undefined) {
+    console.warn('WARNING: `gpuAcceleration` option moved to `computeStyle` modifier and will not be supported in future versions of Popper.js!');
+  }
+  const gpuAcceleration = legacyGpuAccelerationOption !== undefined ? legacyGpuAccelerationOption : options.gpuAcceleration;
+
+  const offsetParent = getOffsetParent(data.instance.popper);
+  const offsetParentRect = getBoundingClientRect(offsetParent);
+
+  // Styles
+  const styles = {
+    position: popper.position
+  };
+
+  // floor sides to avoid blurry text
+  const offsets = {
+    left: Math.floor(popper.left),
+    top: Math.floor(popper.top),
+    bottom: Math.floor(popper.bottom),
+    right: Math.floor(popper.right)
+  };
+
+  const sideA = x === 'bottom' ? 'top' : 'bottom';
+  const sideB = y === 'right' ? 'left' : 'right';
+
+  // if gpuAcceleration is set to `true` and transform is supported,
+  //  we use `translate3d` to apply the position to the popper we
+  // automatically use the supported prefixed version if needed
+  const prefixedProperty = getSupportedPropertyName('transform');
+
+  // now, let's make a step back and look at this code closely (wtf?)
+  // If the content of the popper grows once it's been positioned, it
+  // may happen that the popper gets misplaced because of the new content
+  // overflowing its reference element
+  // To avoid this problem, we provide two options (x and y), which allow
+  // the consumer to define the offset origin.
+  // If we position a popper on top of a reference element, we can set
+  // `x` to `top` to make the popper grow towards its top instead of
+  // its bottom.
+  let left, top;
+  if (sideA === 'bottom') {
+    top = -offsetParentRect.height + offsets.bottom;
+  } else {
+    top = offsets.top;
+  }
+  if (sideB === 'right') {
+    left = -offsetParentRect.width + offsets.right;
+  } else {
+    left = offsets.left;
+  }
+  if (gpuAcceleration && prefixedProperty) {
+    styles[prefixedProperty] = `translate3d(${left}px, ${top}px, 0)`;
+    styles[sideA] = 0;
+    styles[sideB] = 0;
+    styles.willChange = 'transform';
+  } else {
+    // othwerise, we use the standard `top`, `left`, `bottom` and `right` properties
+    const invertTop = sideA === 'bottom' ? -1 : 1;
+    const invertLeft = sideB === 'right' ? -1 : 1;
+    styles[sideA] = top * invertTop;
+    styles[sideB] = left * invertLeft;
+    styles.willChange = `${sideA}, ${sideB}`;
+  }
+
+  // Attributes
+  const attributes = {
+    'x-placement': data.placement
+  };
+
+  // Update attributes and styles of `data`
+  data.attributes = _extends({}, attributes, data.attributes);
+  data.styles = _extends({}, styles, data.styles);
+
+  return data;
+}
+
+/**
+ * Helper used to know if the given modifier depends from another one.<br />
+ * It checks if the needed modifier is listed and enabled.
+ * @method
+ * @memberof Popper.Utils
+ * @param {Array} modifiers - list of modifiers
+ * @param {String} requestingName - name of requesting modifier
+ * @param {String} requestedName - name of requested modifier
+ * @returns {Boolean}
+ */
+function isModifierRequired(modifiers, requestingName, requestedName) {
+  const requesting = find(modifiers, ({ name }) => name === requestingName);
+
+  const isRequired = !!requesting && modifiers.some(modifier => {
+    return modifier.name === requestedName && modifier.enabled && modifier.order < requesting.order;
+  });
+
+  if (!isRequired) {
+    const requesting = `\`${requestingName}\``;
+    const requested = `\`${requestedName}\``;
+    console.warn(`${requested} modifier is required by ${requesting} modifier in order to work, be sure to include it before ${requesting}!`);
+  }
+  return isRequired;
+}
+
+/**
+ * @function
+ * @memberof Modifiers
+ * @argument {Object} data - The data object generated by update method
+ * @argument {Object} options - Modifiers configuration and options
+ * @returns {Object} The data object, properly modified
+ */
+function arrow(data, options) {
+  // arrow depends on keepTogether in order to work
+  if (!isModifierRequired(data.instance.modifiers, 'arrow', 'keepTogether')) {
+    return data;
+  }
+
+  let arrowElement = options.element;
+
+  // if arrowElement is a string, suppose it's a CSS selector
+  if (typeof arrowElement === 'string') {
+    arrowElement = data.instance.popper.querySelector(arrowElement);
+
+    // if arrowElement is not found, don't run the modifier
+    if (!arrowElement) {
+      return data;
+    }
+  } else {
+    // if the arrowElement isn't a query selector we must check that the
+    // provided DOM node is child of its popper node
+    if (!data.instance.popper.contains(arrowElement)) {
+      console.warn('WARNING: `arrow.element` must be child of its popper element!');
+      return data;
+    }
+  }
+
+  const placement = data.placement.split('-')[0];
+  const { popper, reference } = data.offsets;
+  const isVertical = ['left', 'right'].indexOf(placement) !== -1;
+
+  const len = isVertical ? 'height' : 'width';
+  const side = isVertical ? 'top' : 'left';
+  const altSide = isVertical ? 'left' : 'top';
+  const opSide = isVertical ? 'bottom' : 'right';
+  const arrowElementSize = getOuterSizes(arrowElement)[len];
+
+  //
+  // extends keepTogether behavior making sure the popper and its reference have enough pixels in conjuction
+  //
+
+  // top/left side
+  if (reference[opSide] - arrowElementSize < popper[side]) {
+    data.offsets.popper[side] -= popper[side] - (reference[opSide] - arrowElementSize);
+  }
+  // bottom/right side
+  if (reference[side] + arrowElementSize > popper[opSide]) {
+    data.offsets.popper[side] += reference[side] + arrowElementSize - popper[opSide];
+  }
+
+  // compute center of the popper
+  const center = reference[side] + reference[len] / 2 - arrowElementSize / 2;
+
+  // Compute the sideValue using the updated popper offsets
+  let sideValue = center - getClientRect(data.offsets.popper)[side];
+
+  // prevent arrowElement from being placed not contiguously to its popper
+  sideValue = Math.max(Math.min(popper[len] - arrowElementSize, sideValue), 0);
+
+  data.arrowElement = arrowElement;
+  data.offsets.arrow = {};
+  data.offsets.arrow[side] = Math.round(sideValue);
+  data.offsets.arrow[altSide] = ''; // make sure to unset any eventual altSide value from the DOM node
+
+  return data;
+}
+
+/**
+ * Get the opposite placement variation of the given one
+ * @method
+ * @memberof Popper.Utils
+ * @argument {String} placement variation
+ * @returns {String} flipped placement variation
+ */
+function getOppositeVariation(variation) {
+  if (variation === 'end') {
+    return 'start';
+  } else if (variation === 'start') {
+    return 'end';
+  }
+  return variation;
+}
+
+/**
+ * List of accepted placements to use as values of the `placement` option.<br />
+ * Valid placements are:
+ * - `auto`
+ * - `top`
+ * - `right`
+ * - `bottom`
+ * - `left`
+ *
+ * Each placement can have a variation from this list:
+ * - `-start`
+ * - `-end`
+ *
+ * Variations are interpreted easily if you think of them as the left to right
+ * written languages. Horizontally (`top` and `bottom`), `start` is left and `end`
+ * is right.<br />
+ * Vertically (`left` and `right`), `start` is top and `end` is bottom.
+ *
+ * Some valid examples are:
+ * - `top-end` (on top of reference, right aligned)
+ * - `right-start` (on right of reference, top aligned)
+ * - `bottom` (on bottom, centered)
+ * - `auto-right` (on the side with more space available, alignment depends by placement)
+ *
+ * @static
+ * @type {Array}
+ * @enum {String}
+ * @readonly
+ * @method placements
+ * @memberof Popper
+ */
+var placements = ['auto-start', 'auto', 'auto-end', 'top-start', 'top', 'top-end', 'right-start', 'right', 'right-end', 'bottom-end', 'bottom', 'bottom-start', 'left-end', 'left', 'left-start'];
+
+// Get rid of `auto` `auto-start` and `auto-end`
+const validPlacements = placements.slice(3);
+
+/**
+ * Given an initial placement, returns all the subsequent placements
+ * clockwise (or counter-clockwise).
+ *
+ * @method
+ * @memberof Popper.Utils
+ * @argument {String} placement - A valid placement (it accepts variations)
+ * @argument {Boolean} counter - Set to true to walk the placements counterclockwise
+ * @returns {Array} placements including their variations
+ */
+function clockwise(placement, counter = false) {
+  const index = validPlacements.indexOf(placement);
+  const arr = validPlacements.slice(index + 1).concat(validPlacements.slice(0, index));
+  return counter ? arr.reverse() : arr;
+}
+
+const BEHAVIORS = {
+  FLIP: 'flip',
+  CLOCKWISE: 'clockwise',
+  COUNTERCLOCKWISE: 'counterclockwise'
+};
+
+/**
+ * @function
+ * @memberof Modifiers
+ * @argument {Object} data - The data object generated by update method
+ * @argument {Object} options - Modifiers configuration and options
+ * @returns {Object} The data object, properly modified
+ */
+function flip(data, options) {
+  // if `inner` modifier is enabled, we can't use the `flip` modifier
+  if (isModifierEnabled(data.instance.modifiers, 'inner')) {
+    return data;
+  }
+
+  if (data.flipped && data.placement === data.originalPlacement) {
+    // seems like flip is trying to loop, probably there's not enough space on any of the flippable sides
+    return data;
+  }
+
+  const boundaries = getBoundaries(data.instance.popper, data.instance.reference, options.padding, options.boundariesElement);
+
+  let placement = data.placement.split('-')[0];
+  let placementOpposite = getOppositePlacement(placement);
+  let variation = data.placement.split('-')[1] || '';
+
+  let flipOrder = [];
+
+  switch (options.behavior) {
+    case BEHAVIORS.FLIP:
+      flipOrder = [placement, placementOpposite];
+      break;
+    case BEHAVIORS.CLOCKWISE:
+      flipOrder = clockwise(placement);
+      break;
+    case BEHAVIORS.COUNTERCLOCKWISE:
+      flipOrder = clockwise(placement, true);
+      break;
+    default:
+      flipOrder = options.behavior;
+  }
+
+  flipOrder.forEach((step, index) => {
+    if (placement !== step || flipOrder.length === index + 1) {
+      return data;
+    }
+
+    placement = data.placement.split('-')[0];
+    placementOpposite = getOppositePlacement(placement);
+
+    const popperOffsets = data.offsets.popper;
+    const refOffsets = data.offsets.reference;
+
+    // using floor because the reference offsets may contain decimals we are not going to consider here
+    const floor = Math.floor;
+    const overlapsRef = placement === 'left' && floor(popperOffsets.right) > floor(refOffsets.left) || placement === 'right' && floor(popperOffsets.left) < floor(refOffsets.right) || placement === 'top' && floor(popperOffsets.bottom) > floor(refOffsets.top) || placement === 'bottom' && floor(popperOffsets.top) < floor(refOffsets.bottom);
+
+    const overflowsLeft = floor(popperOffsets.left) < floor(boundaries.left);
+    const overflowsRight = floor(popperOffsets.right) > floor(boundaries.right);
+    const overflowsTop = floor(popperOffsets.top) < floor(boundaries.top);
+    const overflowsBottom = floor(popperOffsets.bottom) > floor(boundaries.bottom);
+
+    const overflowsBoundaries = placement === 'left' && overflowsLeft || placement === 'right' && overflowsRight || placement === 'top' && overflowsTop || placement === 'bottom' && overflowsBottom;
+
+    // flip the variation if required
+    const isVertical = ['top', 'bottom'].indexOf(placement) !== -1;
+    const flippedVariation = !!options.flipVariations && (isVertical && variation === 'start' && overflowsLeft || isVertical && variation === 'end' && overflowsRight || !isVertical && variation === 'start' && overflowsTop || !isVertical && variation === 'end' && overflowsBottom);
+
+    if (overlapsRef || overflowsBoundaries || flippedVariation) {
+      // this boolean to detect any flip loop
+      data.flipped = true;
+
+      if (overlapsRef || overflowsBoundaries) {
+        placement = flipOrder[index + 1];
+      }
+
+      if (flippedVariation) {
+        variation = getOppositeVariation(variation);
+      }
+
+      data.placement = placement + (variation ? '-' + variation : '');
+
+      // this object contains `position`, we want to preserve it along with
+      // any additional property we may add in the future
+      data.offsets.popper = _extends({}, data.offsets.popper, getPopperOffsets(data.instance.popper, data.offsets.reference, data.placement));
+
+      data = runModifiers(data.instance.modifiers, data, 'flip');
+    }
+  });
+  return data;
+}
+
+/**
+ * @function
+ * @memberof Modifiers
+ * @argument {Object} data - The data object generated by update method
+ * @argument {Object} options - Modifiers configuration and options
+ * @returns {Object} The data object, properly modified
+ */
+function keepTogether(data) {
+  const { popper, reference } = data.offsets;
+  const placement = data.placement.split('-')[0];
+  const floor = Math.floor;
+  const isVertical = ['top', 'bottom'].indexOf(placement) !== -1;
+  const side = isVertical ? 'right' : 'bottom';
+  const opSide = isVertical ? 'left' : 'top';
+  const measurement = isVertical ? 'width' : 'height';
+
+  if (popper[side] < floor(reference[opSide])) {
+    data.offsets.popper[opSide] = floor(reference[opSide]) - popper[measurement];
+  }
+  if (popper[opSide] > floor(reference[side])) {
+    data.offsets.popper[opSide] = floor(reference[side]);
+  }
+
+  return data;
+}
+
+/**
+ * Converts a string containing value + unit into a px value number
+ * @function
+ * @memberof {modifiers~offset}
+ * @private
+ * @argument {String} str - Value + unit string
+ * @argument {String} measurement - `height` or `width`
+ * @argument {Object} popperOffsets
+ * @argument {Object} referenceOffsets
+ * @returns {Number|String}
+ * Value in pixels, or original string if no values were extracted
+ */
+function toValue(str, measurement, popperOffsets, referenceOffsets) {
+  // separate value from unit
+  const split = str.match(/((?:\-|\+)?\d*\.?\d*)(.*)/);
+  const value = +split[1];
+  const unit = split[2];
+
+  // If it's not a number it's an operator, I guess
+  if (!value) {
+    return str;
+  }
+
+  if (unit.indexOf('%') === 0) {
+    let element;
+    switch (unit) {
+      case '%p':
+        element = popperOffsets;
+        break;
+      case '%':
+      case '%r':
+      default:
+        element = referenceOffsets;
+    }
+
+    const rect = getClientRect(element);
+    return rect[measurement] / 100 * value;
+  } else if (unit === 'vh' || unit === 'vw') {
+    // if is a vh or vw, we calculate the size based on the viewport
+    let size;
+    if (unit === 'vh') {
+      size = Math.max(document.documentElement.clientHeight, window.innerHeight || 0);
+    } else {
+      size = Math.max(document.documentElement.clientWidth, window.innerWidth || 0);
+    }
+    return size / 100 * value;
+  } else {
+    // if is an explicit pixel unit, we get rid of the unit and keep the value
+    // if is an implicit unit, it's px, and we return just the value
+    return value;
+  }
+}
+
+/**
+ * Parse an `offset` string to extrapolate `x` and `y` numeric offsets.
+ * @function
+ * @memberof {modifiers~offset}
+ * @private
+ * @argument {String} offset
+ * @argument {Object} popperOffsets
+ * @argument {Object} referenceOffsets
+ * @argument {String} basePlacement
+ * @returns {Array} a two cells array with x and y offsets in numbers
+ */
+function parseOffset(offset, popperOffsets, referenceOffsets, basePlacement) {
+  const offsets = [0, 0];
+
+  // Use height if placement is left or right and index is 0 otherwise use width
+  // in this way the first offset will use an axis and the second one
+  // will use the other one
+  const useHeight = ['right', 'left'].indexOf(basePlacement) !== -1;
+
+  // Split the offset string to obtain a list of values and operands
+  // The regex addresses values with the plus or minus sign in front (+10, -20, etc)
+  const fragments = offset.split(/(\+|\-)/).map(frag => frag.trim());
+
+  // Detect if the offset string contains a pair of values or a single one
+  // they could be separated by comma or space
+  const divider = fragments.indexOf(find(fragments, frag => frag.search(/,|\s/) !== -1));
+
+  if (fragments[divider] && fragments[divider].indexOf(',') === -1) {
+    console.warn('Offsets separated by white space(s) are deprecated, use a comma (,) instead.');
+  }
+
+  // If divider is found, we divide the list of values and operands to divide
+  // them by ofset X and Y.
+  const splitRegex = /\s*,\s*|\s+/;
+  let ops = divider !== -1 ? [fragments.slice(0, divider).concat([fragments[divider].split(splitRegex)[0]]), [fragments[divider].split(splitRegex)[1]].concat(fragments.slice(divider + 1))] : [fragments];
+
+  // Convert the values with units to absolute pixels to allow our computations
+  ops = ops.map((op, index) => {
+    // Most of the units rely on the orientation of the popper
+    const measurement = (index === 1 ? !useHeight : useHeight) ? 'height' : 'width';
+    let mergeWithPrevious = false;
+    return op
+    // This aggregates any `+` or `-` sign that aren't considered operators
+    // e.g.: 10 + +5 => [10, +, +5]
+    .reduce((a, b) => {
+      if (a[a.length - 1] === '' && ['+', '-'].indexOf(b) !== -1) {
+        a[a.length - 1] = b;
+        mergeWithPrevious = true;
+        return a;
+      } else if (mergeWithPrevious) {
+        a[a.length - 1] += b;
+        mergeWithPrevious = false;
+        return a;
+      } else {
+        return a.concat(b);
+      }
+    }, [])
+    // Here we convert the string values into number values (in px)
+    .map(str => toValue(str, measurement, popperOffsets, referenceOffsets));
+  });
+
+  // Loop trough the offsets arrays and execute the operations
+  ops.forEach((op, index) => {
+    op.forEach((frag, index2) => {
+      if (isNumeric(frag)) {
+        offsets[index] += frag * (op[index2 - 1] === '-' ? -1 : 1);
+      }
+    });
+  });
+  return offsets;
+}
+
+/**
+ * @function
+ * @memberof Modifiers
+ * @argument {Object} data - The data object generated by update method
+ * @argument {Object} options - Modifiers configuration and options
+ * @argument {Number|String} options.offset=0
+ * The offset value as described in the modifier description
+ * @returns {Object} The data object, properly modified
+ */
+function offset(data, { offset }) {
+  const { placement, offsets: { popper, reference } } = data;
+  const basePlacement = placement.split('-')[0];
+
+  let offsets;
+  if (isNumeric(+offset)) {
+    offsets = [+offset, 0];
+  } else {
+    offsets = parseOffset(offset, popper, reference, basePlacement);
+  }
+
+  if (basePlacement === 'left') {
+    popper.top += offsets[0];
+    popper.left -= offsets[1];
+  } else if (basePlacement === 'right') {
+    popper.top += offsets[0];
+    popper.left += offsets[1];
+  } else if (basePlacement === 'top') {
+    popper.left += offsets[0];
+    popper.top -= offsets[1];
+  } else if (basePlacement === 'bottom') {
+    popper.left += offsets[0];
+    popper.top += offsets[1];
+  }
+
+  data.popper = popper;
+  return data;
+}
+
+/**
+ * @function
+ * @memberof Modifiers
+ * @argument {Object} data - The data object generated by `update` method
+ * @argument {Object} options - Modifiers configuration and options
+ * @returns {Object} The data object, properly modified
+ */
+function preventOverflow(data, options) {
+  let boundariesElement = options.boundariesElement || getOffsetParent(data.instance.popper);
+
+  // If offsetParent is the reference element, we really want to
+  // go one step up and use the next offsetParent as reference to
+  // avoid to make this modifier completely useless and look like broken
+  if (data.instance.reference === boundariesElement) {
+    boundariesElement = getOffsetParent(boundariesElement);
+  }
+
+  const boundaries = getBoundaries(data.instance.popper, data.instance.reference, options.padding, boundariesElement);
+  options.boundaries = boundaries;
+
+  const order = options.priority;
+  let popper = data.offsets.popper;
+
+  const check = {
+    primary(placement) {
+      let value = popper[placement];
+      if (popper[placement] < boundaries[placement] && !options.escapeWithReference) {
+        value = Math.max(popper[placement], boundaries[placement]);
+      }
+      return { [placement]: value };
+    },
+    secondary(placement) {
+      const mainSide = placement === 'right' ? 'left' : 'top';
+      let value = popper[mainSide];
+      if (popper[placement] > boundaries[placement] && !options.escapeWithReference) {
+        value = Math.min(popper[mainSide], boundaries[placement] - (placement === 'right' ? popper.width : popper.height));
+      }
+      return { [mainSide]: value };
+    }
+  };
+
+  order.forEach(placement => {
+    const side = ['left', 'top'].indexOf(placement) !== -1 ? 'primary' : 'secondary';
+    popper = _extends({}, popper, check[side](placement));
+  });
+
+  data.offsets.popper = popper;
+
+  return data;
+}
+
+/**
+ * @function
+ * @memberof Modifiers
+ * @argument {Object} data - The data object generated by `update` method
+ * @argument {Object} options - Modifiers configuration and options
+ * @returns {Object} The data object, properly modified
+ */
+function shift(data) {
+  const placement = data.placement;
+  const basePlacement = placement.split('-')[0];
+  const shiftvariation = placement.split('-')[1];
+
+  // if shift shiftvariation is specified, run the modifier
+  if (shiftvariation) {
+    const { reference, popper } = data.offsets;
+    const isVertical = ['bottom', 'top'].indexOf(basePlacement) !== -1;
+    const side = isVertical ? 'left' : 'top';
+    const measurement = isVertical ? 'width' : 'height';
+
+    const shiftOffsets = {
+      start: { [side]: reference[side] },
+      end: {
+        [side]: reference[side] + reference[measurement] - popper[measurement]
+      }
+    };
+
+    data.offsets.popper = _extends({}, popper, shiftOffsets[shiftvariation]);
+  }
+
+  return data;
+}
+
+/**
+ * @function
+ * @memberof Modifiers
+ * @argument {Object} data - The data object generated by update method
+ * @argument {Object} options - Modifiers configuration and options
+ * @returns {Object} The data object, properly modified
+ */
+function hide(data) {
+  if (!isModifierRequired(data.instance.modifiers, 'hide', 'preventOverflow')) {
+    return data;
+  }
+
+  const refRect = data.offsets.reference;
+  const bound = find(data.instance.modifiers, modifier => modifier.name === 'preventOverflow').boundaries;
+
+  if (refRect.bottom < bound.top || refRect.left > bound.right || refRect.top > bound.bottom || refRect.right < bound.left) {
+    // Avoid unnecessary DOM access if visibility hasn't changed
+    if (data.hide === true) {
+      return data;
+    }
+
+    data.hide = true;
+    data.attributes['x-out-of-boundaries'] = '';
+  } else {
+    // Avoid unnecessary DOM access if visibility hasn't changed
+    if (data.hide === false) {
+      return data;
+    }
+
+    data.hide = false;
+    data.attributes['x-out-of-boundaries'] = false;
+  }
+
+  return data;
+}
+
+/**
+ * @function
+ * @memberof Modifiers
+ * @argument {Object} data - The data object generated by `update` method
+ * @argument {Object} options - Modifiers configuration and options
+ * @returns {Object} The data object, properly modified
+ */
+function inner(data) {
+  const placement = data.placement;
+  const basePlacement = placement.split('-')[0];
+  const { popper, reference } = data.offsets;
+  const isHoriz = ['left', 'right'].indexOf(basePlacement) !== -1;
+
+  const subtractLength = ['top', 'left'].indexOf(basePlacement) === -1;
+
+  popper[isHoriz ? 'left' : 'top'] = reference[placement] - (subtractLength ? popper[isHoriz ? 'width' : 'height'] : 0);
+
+  data.placement = getOppositePlacement(placement);
+  data.offsets.popper = getClientRect(popper);
+
+  return data;
+}
+
+/**
+ * Modifier function, each modifier can have a function of this type assigned
+ * to its `fn` property.<br />
+ * These functions will be called on each update, this means that you must
+ * make sure they are performant enough to avoid performance bottlenecks.
+ *
+ * @function ModifierFn
+ * @argument {dataObject} data - The data object generated by `update` method
+ * @argument {Object} options - Modifiers configuration and options
+ * @returns {dataObject} The data object, properly modified
+ */
+
+/**
+ * Modifiers are plugins used to alter the behavior of your poppers.<br />
+ * Popper.js uses a set of 9 modifiers to provide all the basic functionalities
+ * needed by the library.
+ *
+ * Usually you don't want to override the `order`, `fn` and `onLoad` props.
+ * All the other properties are configurations that could be tweaked.
+ * @namespace modifiers
+ */
+var modifiers = {
+  /**
+   * Modifier used to shift the popper on the start or end of its reference
+   * element.<br />
+   * It will read the variation of the `placement` property.<br />
+   * It can be one either `-end` or `-start`.
+   * @memberof modifiers
+   * @inner
+   */
+  shift: {
+    /** @prop {number} order=100 - Index used to define the order of execution */
+    order: 100,
+    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
+    enabled: true,
+    /** @prop {ModifierFn} */
+    fn: shift
+  },
+
+  /**
+   * The `offset` modifier can shift your popper on both its axis.
+   *
+   * It accepts the following units:
+   * - `px` or unitless, interpreted as pixels
+   * - `%` or `%r`, percentage relative to the length of the reference element
+   * - `%p`, percentage relative to the length of the popper element
+   * - `vw`, CSS viewport width unit
+   * - `vh`, CSS viewport height unit
+   *
+   * For length is intended the main axis relative to the placement of the popper.<br />
+   * This means that if the placement is `top` or `bottom`, the length will be the
+   * `width`. In case of `left` or `right`, it will be the height.
+   *
+   * You can provide a single value (as `Number` or `String`), or a pair of values
+   * as `String` divided by a comma or one (or more) white spaces.<br />
+   * The latter is a deprecated method because it leads to confusion and will be
+   * removed in v2.<br />
+   * Additionally, it accepts additions and subtractions between different units.
+   * Note that multiplications and divisions aren't supported.
+   *
+   * Valid examples are:
+   * ```
+   * 10
+   * '10%'
+   * '10, 10'
+   * '10%, 10'
+   * '10 + 10%'
+   * '10 - 5vh + 3%'
+   * '-10px + 5vh, 5px - 6%'
+   * ```
+   *
+   * @memberof modifiers
+   * @inner
+   */
+  offset: {
+    /** @prop {number} order=200 - Index used to define the order of execution */
+    order: 200,
+    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
+    enabled: true,
+    /** @prop {ModifierFn} */
+    fn: offset,
+    /** @prop {Number|String} offset=0
+     * The offset value as described in the modifier description
+     */
+    offset: 0
+  },
+
+  /**
+   * Modifier used to prevent the popper from being positioned outside the boundary.
+   *
+   * An scenario exists where the reference itself is not within the boundaries.<br />
+   * We can say it has "escaped the boundaries" — or just "escaped".<br />
+   * In this case we need to decide whether the popper should either:
+   *
+   * - detach from the reference and remain "trapped" in the boundaries, or
+   * - if it should ignore the boundary and "escape with its reference"
+   *
+   * When `escapeWithReference` is set to`true` and reference is completely
+   * outside its boundaries, the popper will overflow (or completely leave)
+   * the boundaries in order to remain attached to the edge of the reference.
+   *
+   * @memberof modifiers
+   * @inner
+   */
+  preventOverflow: {
+    /** @prop {number} order=300 - Index used to define the order of execution */
+    order: 300,
+    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
+    enabled: true,
+    /** @prop {ModifierFn} */
+    fn: preventOverflow,
+    /**
+     * @prop {Array} [priority=['left','right','top','bottom']]
+     * Popper will try to prevent overflow following these priorities by default,
+     * then, it could overflow on the left and on top of the `boundariesElement`
+     */
+    priority: ['left', 'right', 'top', 'bottom'],
+    /**
+     * @prop {number} padding=5
+     * Amount of pixel used to define a minimum distance between the boundaries
+     * and the popper this makes sure the popper has always a little padding
+     * between the edges of its container
+     */
+    padding: 5,
+    /**
+     * @prop {String|HTMLElement} boundariesElement='scrollParent'
+     * Boundaries used by the modifier, can be `scrollParent`, `window`,
+     * `viewport` or any DOM element.
+     */
+    boundariesElement: 'scrollParent'
+  },
+
+  /**
+   * Modifier used to make sure the reference and its popper stay near eachothers
+   * without leaving any gap between the two. Expecially useful when the arrow is
+   * enabled and you want to assure it to point to its reference element.
+   * It cares only about the first axis, you can still have poppers with margin
+   * between the popper and its reference element.
+   * @memberof modifiers
+   * @inner
+   */
+  keepTogether: {
+    /** @prop {number} order=400 - Index used to define the order of execution */
+    order: 400,
+    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
+    enabled: true,
+    /** @prop {ModifierFn} */
+    fn: keepTogether
+  },
+
+  /**
+   * This modifier is used to move the `arrowElement` of the popper to make
+   * sure it is positioned between the reference element and its popper element.
+   * It will read the outer size of the `arrowElement` node to detect how many
+   * pixels of conjuction are needed.
+   *
+   * It has no effect if no `arrowElement` is provided.
+   * @memberof modifiers
+   * @inner
+   */
+  arrow: {
+    /** @prop {number} order=500 - Index used to define the order of execution */
+    order: 500,
+    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
+    enabled: true,
+    /** @prop {ModifierFn} */
+    fn: arrow,
+    /** @prop {String|HTMLElement} element='[x-arrow]' - Selector or node used as arrow */
+    element: '[x-arrow]'
+  },
+
+  /**
+   * Modifier used to flip the popper's placement when it starts to overlap its
+   * reference element.
+   *
+   * Requires the `preventOverflow` modifier before it in order to work.
+   *
+   * **NOTE:** this modifier will interrupt the current update cycle and will
+   * restart it if it detects the need to flip the placement.
+   * @memberof modifiers
+   * @inner
+   */
+  flip: {
+    /** @prop {number} order=600 - Index used to define the order of execution */
+    order: 600,
+    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
+    enabled: true,
+    /** @prop {ModifierFn} */
+    fn: flip,
+    /**
+     * @prop {String|Array} behavior='flip'
+     * The behavior used to change the popper's placement. It can be one of
+     * `flip`, `clockwise`, `counterclockwise` or an array with a list of valid
+     * placements (with optional variations).
+     */
+    behavior: 'flip',
+    /**
+     * @prop {number} padding=5
+     * The popper will flip if it hits the edges of the `boundariesElement`
+     */
+    padding: 5,
+    /**
+     * @prop {String|HTMLElement} boundariesElement='viewport'
+     * The element which will define the boundaries of the popper position,
+     * the popper will never be placed outside of the defined boundaries
+     * (except if keepTogether is enabled)
+     */
+    boundariesElement: 'viewport'
+  },
+
+  /**
+   * Modifier used to make the popper flow toward the inner of the reference element.
+   * By default, when this modifier is disabled, the popper will be placed outside
+   * the reference element.
+   * @memberof modifiers
+   * @inner
+   */
+  inner: {
+    /** @prop {number} order=700 - Index used to define the order of execution */
+    order: 700,
+    /** @prop {Boolean} enabled=false - Whether the modifier is enabled or not */
+    enabled: false,
+    /** @prop {ModifierFn} */
+    fn: inner
+  },
+
+  /**
+   * Modifier used to hide the popper when its reference element is outside of the
+   * popper boundaries. It will set a `x-out-of-boundaries` attribute which can
+   * be used to hide with a CSS selector the popper when its reference is
+   * out of boundaries.
+   *
+   * Requires the `preventOverflow` modifier before it in order to work.
+   * @memberof modifiers
+   * @inner
+   */
+  hide: {
+    /** @prop {number} order=800 - Index used to define the order of execution */
+    order: 800,
+    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
+    enabled: true,
+    /** @prop {ModifierFn} */
+    fn: hide
+  },
+
+  /**
+   * Computes the style that will be applied to the popper element to gets
+   * properly positioned.
+   *
+   * Note that this modifier will not touch the DOM, it just prepares the styles
+   * so that `applyStyle` modifier can apply it. This separation is useful
+   * in case you need to replace `applyStyle` with a custom implementation.
+   *
+   * This modifier has `850` as `order` value to maintain backward compatibility
+   * with previous versions of Popper.js. Expect the modifiers ordering method
+   * to change in future major versions of the library.
+   *
+   * @memberof modifiers
+   * @inner
+   */
+  computeStyle: {
+    /** @prop {number} order=850 - Index used to define the order of execution */
+    order: 850,
+    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
+    enabled: true,
+    /** @prop {ModifierFn} */
+    fn: computeStyle,
+    /**
+     * @prop {Boolean} gpuAcceleration=true
+     * If true, it uses the CSS 3d transformation to position the popper.
+     * Otherwise, it will use the `top` and `left` properties.
+     */
+    gpuAcceleration: true,
+    /**
+     * @prop {string} [x='bottom']
+     * Where to anchor the X axis (`bottom` or `top`). AKA X offset origin.
+     * Change this if your popper should grow in a direction different from `bottom`
+     */
+    x: 'bottom',
+    /**
+     * @prop {string} [x='left']
+     * Where to anchor the Y axis (`left` or `right`). AKA Y offset origin.
+     * Change this if your popper should grow in a direction different from `right`
+     */
+    y: 'right'
+  },
+
+  /**
+   * Applies the computed styles to the popper element.
+   *
+   * All the DOM manipulations are limited to this modifier. This is useful in case
+   * you want to integrate Popper.js inside a framework or view library and you
+   * want to delegate all the DOM manipulations to it.
+   *
+   * Note that if you disable this modifier, you must make sure the popper element
+   * has its position set to `absolute` before Popper.js can do its work!
+   *
+   * Just disable this modifier and define you own to achieve the desired effect.
+   *
+   * @memberof modifiers
+   * @inner
+   */
+  applyStyle: {
+    /** @prop {number} order=900 - Index used to define the order of execution */
+    order: 900,
+    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
+    enabled: true,
+    /** @prop {ModifierFn} */
+    fn: applyStyle,
+    /** @prop {Function} */
+    onLoad: applyStyleOnLoad,
+    /**
+     * @deprecated since version 1.10.0, the property moved to `computeStyle` modifier
+     * @prop {Boolean} gpuAcceleration=true
+     * If true, it uses the CSS 3d transformation to position the popper.
+     * Otherwise, it will use the `top` and `left` properties.
+     */
+    gpuAcceleration: undefined
+  }
+};
+
+/**
+ * The `dataObject` is an object containing all the informations used by Popper.js
+ * this object get passed to modifiers and to the `onCreate` and `onUpdate` callbacks.
+ * @name dataObject
+ * @property {Object} data.instance The Popper.js instance
+ * @property {String} data.placement Placement applied to popper
+ * @property {String} data.originalPlacement Placement originally defined on init
+ * @property {Boolean} data.flipped True if popper has been flipped by flip modifier
+ * @property {Boolean} data.hide True if the reference element is out of boundaries, useful to know when to hide the popper.
+ * @property {HTMLElement} data.arrowElement Node used as arrow by arrow modifier
+ * @property {Object} data.styles Any CSS property defined here will be applied to the popper, it expects the JavaScript nomenclature (eg. `marginBottom`)
+ * @property {Object} data.boundaries Offsets of the popper boundaries
+ * @property {Object} data.offsets The measurements of popper, reference and arrow elements.
+ * @property {Object} data.offsets.popper `top`, `left`, `width`, `height` values
+ * @property {Object} data.offsets.reference `top`, `left`, `width`, `height` values
+ * @property {Object} data.offsets.arrow] `top` and `left` offsets, only one of them will be different from 0
+ */
+
+/**
+ * Default options provided to Popper.js constructor.<br />
+ * These can be overriden using the `options` argument of Popper.js.<br />
+ * To override an option, simply pass as 3rd argument an object with the same
+ * structure of this object, example:
+ * ```
+ * new Popper(ref, pop, {
+ *   modifiers: {
+ *     preventOverflow: { enabled: false }
+ *   }
+ * })
+ * ```
+ * @type {Object}
+ * @static
+ * @memberof Popper
+ */
+var Defaults = {
+  /**
+   * Popper's placement
+   * @prop {Popper.placements} placement='bottom'
+   */
+  placement: 'bottom',
+
+  /**
+   * Whether events (resize, scroll) are initially enabled
+   * @prop {Boolean} eventsEnabled=true
+   */
+  eventsEnabled: true,
+
+  /**
+   * Set to true if you want to automatically remove the popper when
+   * you call the `destroy` method.
+   * @prop {Boolean} removeOnDestroy=false
+   */
+  removeOnDestroy: false,
+
+  /**
+   * Callback called when the popper is created.<br />
+   * By default, is set to no-op.<br />
+   * Access Popper.js instance with `data.instance`.
+   * @prop {onCreate}
+   */
+  onCreate: () => {},
+
+  /**
+   * Callback called when the popper is updated, this callback is not called
+   * on the initialization/creation of the popper, but only on subsequent
+   * updates.<br />
+   * By default, is set to no-op.<br />
+   * Access Popper.js instance with `data.instance`.
+   * @prop {onUpdate}
+   */
+  onUpdate: () => {},
+
+  /**
+   * List of modifiers used to modify the offsets before they are applied to the popper.
+   * They provide most of the functionalities of Popper.js
+   * @prop {modifiers}
+   */
+  modifiers
+};
+
+/**
+ * @callback onCreate
+ * @param {dataObject} data
+ */
+
+/**
+ * @callback onUpdate
+ * @param {dataObject} data
+ */
+
+// Utils
+// Methods
+class Popper {
+  /**
+   * Create a new Popper.js instance
+   * @class Popper
+   * @param {HTMLElement|referenceObject} reference - The reference element used to position the popper
+   * @param {HTMLElement} popper - The HTML element used as popper.
+   * @param {Object} options - Your custom options to override the ones defined in [Defaults](#defaults)
+   * @return {Object} instance - The generated Popper.js instance
+   */
+  constructor(reference, popper, options = {}) {
+    this.scheduleUpdate = () => requestAnimationFrame(this.update);
+
+    // make update() debounced, so that it only runs at most once-per-tick
+    this.update = debounce(this.update.bind(this));
+
+    // with {} we create a new object with the options inside it
+    this.options = _extends({}, Popper.Defaults, options);
+
+    // init state
+    this.state = {
+      isDestroyed: false,
+      isCreated: false,
+      scrollParents: []
+    };
+
+    // get reference and popper elements (allow jQuery wrappers)
+    this.reference = reference.jquery ? reference[0] : reference;
+    this.popper = popper.jquery ? popper[0] : popper;
+
+    // Deep merge modifiers options
+    this.options.modifiers = {};
+    Object.keys(_extends({}, Popper.Defaults.modifiers, options.modifiers)).forEach(name => {
+      this.options.modifiers[name] = _extends({}, Popper.Defaults.modifiers[name] || {}, options.modifiers ? options.modifiers[name] : {});
+    });
+
+    // Refactoring modifiers' list (Object => Array)
+    this.modifiers = Object.keys(this.options.modifiers).map(name => _extends({
+      name
+    }, this.options.modifiers[name]))
+    // sort the modifiers by order
+    .sort((a, b) => a.order - b.order);
+
+    // modifiers have the ability to execute arbitrary code when Popper.js get inited
+    // such code is executed in the same order of its modifier
+    // they could add new properties to their options configuration
+    // BE AWARE: don't add options to `options.modifiers.name` but to `modifierOptions`!
+    this.modifiers.forEach(modifierOptions => {
+      if (modifierOptions.enabled && isFunction(modifierOptions.onLoad)) {
+        modifierOptions.onLoad(this.reference, this.popper, this.options, modifierOptions, this.state);
+      }
+    });
+
+    // fire the first update to position the popper in the right place
+    this.update();
+
+    const eventsEnabled = this.options.eventsEnabled;
+    if (eventsEnabled) {
+      // setup event listeners, they will take care of update the position in specific situations
+      this.enableEventListeners();
+    }
+
+    this.state.eventsEnabled = eventsEnabled;
+  }
+
+  // We can't use class properties because they don't get listed in the
+  // class prototype and break stuff like Sinon stubs
+  update() {
+    return update.call(this);
+  }
+  destroy() {
+    return destroy.call(this);
+  }
+  enableEventListeners() {
+    return enableEventListeners.call(this);
+  }
+  disableEventListeners() {
+    return disableEventListeners.call(this);
+  }
+
+  /**
+   * Schedule an update, it will run on the next UI update available
+   * @method scheduleUpdate
+   * @memberof Popper
+   */
+
+
+  /**
+   * Collection of utilities useful when writing custom modifiers.
+   * Starting from version 1.7, this method is available only if you
+   * include `popper-utils.js` before `popper.js`.
+   *
+   * **DEPRECATION**: This way to access PopperUtils is deprecated
+   * and will be removed in v2! Use the PopperUtils module directly instead.
+   * Due to the high instability of the methods contained in Utils, we can't
+   * guarantee them to follow semver. Use them at your own risk!
+   * @static
+   * @private
+   * @type {Object}
+   * @deprecated since version 1.8
+   * @member Utils
+   * @memberof Popper
+   */
+}
+
+/**
+ * The `referenceObject` is an object that provides an interface compatible with Popper.js
+ * and lets you use it as replacement of a real DOM node.<br />
+ * You can use this method to position a popper relatively to a set of coordinates
+ * in case you don't have a DOM node to use as reference.
+ *
+ * ```
+ * new Popper(referenceObject, popperNode);
+ * ```
+ *
+ * NB: This feature isn't supported in Internet Explorer 10
+ * @name referenceObject
+ * @property {Function} data.getBoundingClientRect
+ * A function that returns a set of coordinates compatible with the native `getBoundingClientRect` method.
+ * @property {number} data.clientWidth
+ * An ES6 getter that will return the width of the virtual reference element.
+ * @property {number} data.clientHeight
+ * An ES6 getter that will return the height of the virtual reference element.
+ */
+
+Popper.Utils = (typeof window !== 'undefined' ? window : global).PopperUtils;
+Popper.placements = placements;
+Popper.Defaults = Defaults;
+
+export default Popper;
+//# sourceMappingURL=popper.js.map
diff --git a/js/popper.min.js b/js/popper.min.js
new file mode 100644
index 0000000..95e9ef5
--- /dev/null
+++ b/js/popper.min.js
@@ -0,0 +1,5 @@
+/*
+ Copyright (C) Federico Zivolo 2017
+ Distributed under the MIT License (license terms are at http://opensource.org/licenses/MIT).
+ */(function(e,t){'object'==typeof exports&&'undefined'!=typeof module?module.exports=t():'function'==typeof define&&define.amd?define(t):e.Popper=t()})(this,function(){'use strict';function e(e){return e&&'[object Function]'==={}.toString.call(e)}function t(e,t){if(1!==e.nodeType)return[];var o=window.getComputedStyle(e,null);return t?o[t]:o}function o(e){return'HTML'===e.nodeName?e:e.parentNode||e.host}function n(e){if(!e||-1!==['HTML','BODY','#document'].indexOf(e.nodeName))return window.document.body;var i=t(e),r=i.overflow,p=i.overflowX,s=i.overflowY;return /(auto|scroll)/.test(r+s+p)?e:n(o(e))}function r(e){var o=e&&e.offsetParent,i=o&&o.nodeName;return i&&'BODY'!==i&&'HTML'!==i?-1!==['TD','TABLE'].indexOf(o.nodeName)&&'static'===t(o,'position')?r(o):o:window.document.documentElement}function p(e){var t=e.nodeName;return'BODY'!==t&&('HTML'===t||r(e.firstElementChild)===e)}function s(e){return null===e.parentNode?e:s(e.parentNode)}function 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t.setAttribute('x-placement',p),U(t,{position:'absolute'}),o},gpuAcceleration:void 0}}},le});
+//# sourceMappingURL=popper.min.js.map
diff --git a/js/theme.js b/js/theme.js
index 56e9310..e6d5fca 100644
--- a/js/theme.js
+++ b/js/theme.js
@@ -1,1817 +1,5 @@
-/*! tether 1.4.0 */
-
-(function(root, factory) {
-  if (typeof define === 'function' && define.amd) {
-    define(factory);
-  } else if (typeof exports === 'object') {
-    module.exports = factory(require, exports, module);
-  } else {
-    root.Tether = factory();
-  }
-}(this, function(require, exports, module) {
-
-'use strict';
-
-var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })();
-
-function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }
-
-var TetherBase = undefined;
-if (typeof TetherBase === 'undefined') {
-  TetherBase = { modules: [] };
-}
-
-var zeroElement = null;
-
-// Same as native getBoundingClientRect, except it takes into account parent <frame> offsets
-// if the element lies within a nested document (<frame> or <iframe>-like).
-function getActualBoundingClientRect(node) {
-  var boundingRect = node.getBoundingClientRect();
-
-  // The original object returned by getBoundingClientRect is immutable, so we clone it
-  // We can't use extend because the properties are not considered part of the object by hasOwnProperty in IE9
-  var rect = {};
-  for (var k in boundingRect) {
-    rect[k] = boundingRect[k];
-  }
-
-  if (node.ownerDocument !== document) {
-    var _frameElement = node.ownerDocument.defaultView.frameElement;
-    if (_frameElement) {
-      var frameRect = getActualBoundingClientRect(_frameElement);
-      rect.top += frameRect.top;
-      rect.bottom += frameRect.top;
-      rect.left += frameRect.left;
-      rect.right += frameRect.left;
-    }
-  }
-
-  return rect;
-}
-
-function getScrollParents(el) {
-  // In firefox if the el is inside an iframe with display: none; window.getComputedStyle() will return null;
-  // https://bugzilla.mozilla.org/show_bug.cgi?id=548397
-  var computedStyle = getComputedStyle(el) || {};
-  var position = computedStyle.position;
-  var parents = [];
-
-  if (position === 'fixed') {
-    return [el];
-  }
-
-  var parent = el;
-  while ((parent = parent.parentNode) && parent && parent.nodeType === 1) {
-    var style = undefined;
-    try {
-      style = getComputedStyle(parent);
-    } catch (err) {}
-
-    if (typeof style === 'undefined' || style === null) {
-      parents.push(parent);
-      return parents;
-    }
-
-    var _style = style;
-    var overflow = _style.overflow;
-    var overflowX = _style.overflowX;
-    var overflowY = _style.overflowY;
-
-    if (/(auto|scroll)/.test(overflow + overflowY + overflowX)) {
-      if (position !== 'absolute' || ['relative', 'absolute', 'fixed'].indexOf(style.position) >= 0) {
-        parents.push(parent);
-      }
-    }
-  }
-
-  parents.push(el.ownerDocument.body);
-
-  // If the node is within a frame, account for the parent window scroll
-  if (el.ownerDocument !== document) {
-    parents.push(el.ownerDocument.defaultView);
-  }
-
-  return parents;
-}
-
-var uniqueId = (function () {
-  var id = 0;
-  return function () {
-    return ++id;
-  };
-})();
-
-var zeroPosCache = {};
-var getOrigin = function getOrigin() {
-  // getBoundingClientRect is unfortunately too accurate.  It introduces a pixel or two of
-  // jitter as the user scrolls that messes with our ability to detect if two positions
-  // are equivilant or not.  We place an element at the top left of the page that will
-  // get the same jitter, so we can cancel the two out.
-  var node = zeroElement;
-  if (!node || !document.body.contains(node)) {
-    node = document.createElement('div');
-    node.setAttribute('data-tether-id', uniqueId());
-    extend(node.style, {
-      top: 0,
-      left: 0,
-      position: 'absolute'
-    });
-
-    document.body.appendChild(node);
-
-    zeroElement = node;
-  }
-
-  var id = node.getAttribute('data-tether-id');
-  if (typeof zeroPosCache[id] === 'undefined') {
-    zeroPosCache[id] = getActualBoundingClientRect(node);
-
-    // Clear the cache when this position call is done
-    defer(function () {
-      delete zeroPosCache[id];
-    });
-  }
-
-  return zeroPosCache[id];
-};
-
-function removeUtilElements() {
-  if (zeroElement) {
-    document.body.removeChild(zeroElement);
-  }
-  zeroElement = null;
-};
-
-function getBounds(el) {
-  var doc = undefined;
-  if (el === document) {
-    doc = document;
-    el = document.documentElement;
-  } else {
-    doc = el.ownerDocument;
-  }
-
-  var docEl = doc.documentElement;
-
-  var box = getActualBoundingClientRect(el);
-
-  var origin = getOrigin();
-
-  box.top -= origin.top;
-  box.left -= origin.left;
-
-  if (typeof box.width === 'undefined') {
-    box.width = document.body.scrollWidth - box.left - box.right;
-  }
-  if (typeof box.height === 'undefined') {
-    box.height = document.body.scrollHeight - box.top - box.bottom;
-  }
-
-  box.top = box.top - docEl.clientTop;
-  box.left = box.left - docEl.clientLeft;
-  box.right = doc.body.clientWidth - box.width - box.left;
-  box.bottom = doc.body.clientHeight - box.height - box.top;
-
-  return box;
-}
-
-function getOffsetParent(el) {
-  return el.offsetParent || document.documentElement;
-}
-
-var _scrollBarSize = null;
-function getScrollBarSize() {
-  if (_scrollBarSize) {
-    return _scrollBarSize;
-  }
-  var inner = document.createElement('div');
-  inner.style.width = '100%';
-  inner.style.height = '200px';
-
-  var outer = document.createElement('div');
-  extend(outer.style, {
-    position: 'absolute',
-    top: 0,
-    left: 0,
-    pointerEvents: 'none',
-    visibility: 'hidden',
-    width: '200px',
-    height: '150px',
-    overflow: 'hidden'
-  });
-
-  outer.appendChild(inner);
-
-  document.body.appendChild(outer);
-
-  var widthContained = inner.offsetWidth;
-  outer.style.overflow = 'scroll';
-  var widthScroll = inner.offsetWidth;
-
-  if (widthContained === widthScroll) {
-    widthScroll = outer.clientWidth;
-  }
-
-  document.body.removeChild(outer);
-
-  var width = widthContained - widthScroll;
-
-  _scrollBarSize = { width: width, height: width };
-  return _scrollBarSize;
-}
-
-function extend() {
-  var out = arguments.length <= 0 || arguments[0] === undefined ? {} : arguments[0];
-
-  var args = [];
-
-  Array.prototype.push.apply(args, arguments);
-
-  args.slice(1).forEach(function (obj) {
-    if (obj) {
-      for (var key in obj) {
-        if (({}).hasOwnProperty.call(obj, key)) {
-          out[key] = obj[key];
-        }
-      }
-    }
-  });
-
-  return out;
-}
-
-function removeClass(el, name) {
-  if (typeof el.classList !== 'undefined') {
-    name.split(' ').forEach(function (cls) {
-      if (cls.trim()) {
-        el.classList.remove(cls);
-      }
-    });
-  } else {
-    var regex = new RegExp('(^| )' + name.split(' ').join('|') + '( |$)', 'gi');
-    var className = getClassName(el).replace(regex, ' ');
-    setClassName(el, className);
-  }
-}
-
-function addClass(el, name) {
-  if (typeof el.classList !== 'undefined') {
-    name.split(' ').forEach(function (cls) {
-      if (cls.trim()) {
-        el.classList.add(cls);
-      }
-    });
-  } else {
-    removeClass(el, name);
-    var cls = getClassName(el) + (' ' + name);
-    setClassName(el, cls);
-  }
-}
-
-function hasClass(el, name) {
-  if (typeof el.classList !== 'undefined') {
-    return el.classList.contains(name);
-  }
-  var className = getClassName(el);
-  return new RegExp('(^| )' + name + '( |$)', 'gi').test(className);
-}
-
-function getClassName(el) {
-  // Can't use just SVGAnimatedString here since nodes within a Frame in IE have
-  // completely separately SVGAnimatedString base classes
-  if (el.className instanceof el.ownerDocument.defaultView.SVGAnimatedString) {
-    return el.className.baseVal;
-  }
-  return el.className;
-}
-
-function setClassName(el, className) {
-  el.setAttribute('class', className);
-}
-
-function updateClasses(el, add, all) {
-  // Of the set of 'all' classes, we need the 'add' classes, and only the
-  // 'add' classes to be set.
-  all.forEach(function (cls) {
-    if (add.indexOf(cls) === -1 && hasClass(el, cls)) {
-      removeClass(el, cls);
-    }
-  });
-
-  add.forEach(function (cls) {
-    if (!hasClass(el, cls)) {
-      addClass(el, cls);
-    }
-  });
-}
-
-var deferred = [];
-
-var defer = function defer(fn) {
-  deferred.push(fn);
-};
-
-var flush = function flush() {
-  var fn = undefined;
-  while (fn = deferred.pop()) {
-    fn();
-  }
-};
-
-var Evented = (function () {
-  function Evented() {
-    _classCallCheck(this, Evented);
-  }
-
-  _createClass(Evented, [{
-    key: 'on',
-    value: function on(event, handler, ctx) {
-      var once = arguments.length <= 3 || arguments[3] === undefined ? false : arguments[3];
-
-      if (typeof this.bindings === 'undefined') {
-        this.bindings = {};
-      }
-      if (typeof this.bindings[event] === 'undefined') {
-        this.bindings[event] = [];
-      }
-      this.bindings[event].push({ handler: handler, ctx: ctx, once: once });
-    }
-  }, {
-    key: 'once',
-    value: function once(event, handler, ctx) {
-      this.on(event, handler, ctx, true);
-    }
-  }, {
-    key: 'off',
-    value: function off(event, handler) {
-      if (typeof this.bindings === 'undefined' || typeof this.bindings[event] === 'undefined') {
-        return;
-      }
-
-      if (typeof handler === 'undefined') {
-        delete this.bindings[event];
-      } else {
-        var i = 0;
-        while (i < this.bindings[event].length) {
-          if (this.bindings[event][i].handler === handler) {
-            this.bindings[event].splice(i, 1);
-          } else {
-            ++i;
-          }
-        }
-      }
-    }
-  }, {
-    key: 'trigger',
-    value: function trigger(event) {
-      if (typeof this.bindings !== 'undefined' && this.bindings[event]) {
-        var i = 0;
-
-        for (var _len = arguments.length, args = Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
-          args[_key - 1] = arguments[_key];
-        }
-
-        while (i < this.bindings[event].length) {
-          var _bindings$event$i = this.bindings[event][i];
-          var handler = _bindings$event$i.handler;
-          var ctx = _bindings$event$i.ctx;
-          var once = _bindings$event$i.once;
-
-          var context = ctx;
-          if (typeof context === 'undefined') {
-            context = this;
-          }
-
-          handler.apply(context, args);
-
-          if (once) {
-            this.bindings[event].splice(i, 1);
-          } else {
-            ++i;
-          }
-        }
-      }
-    }
-  }]);
-
-  return Evented;
-})();
-
-TetherBase.Utils = {
-  getActualBoundingClientRect: getActualBoundingClientRect,
-  getScrollParents: getScrollParents,
-  getBounds: getBounds,
-  getOffsetParent: getOffsetParent,
-  extend: extend,
-  addClass: addClass,
-  removeClass: removeClass,
-  hasClass: hasClass,
-  updateClasses: updateClasses,
-  defer: defer,
-  flush: flush,
-  uniqueId: uniqueId,
-  Evented: Evented,
-  getScrollBarSize: getScrollBarSize,
-  removeUtilElements: removeUtilElements
-};
-/* globals TetherBase, performance */
-
-'use strict';
-
-var _slicedToArray = (function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i['return']) _i['return'](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError('Invalid attempt to destructure non-iterable instance'); } }; })();
-
-var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })();
-
-var _get = function get(_x6, _x7, _x8) { var _again = true; _function: while (_again) { var object = _x6, property = _x7, receiver = _x8; _again = false; if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { _x6 = parent; _x7 = property; _x8 = receiver; _again = true; desc = parent = undefined; continue _function; } } else if ('value' in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } } };
-
-function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }
-
-function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
-
-if (typeof TetherBase === 'undefined') {
-  throw new Error('You must include the utils.js file before tether.js');
-}
-
-var _TetherBase$Utils = TetherBase.Utils;
-var getScrollParents = _TetherBase$Utils.getScrollParents;
-var getBounds = _TetherBase$Utils.getBounds;
-var getOffsetParent = _TetherBase$Utils.getOffsetParent;
-var extend = _TetherBase$Utils.extend;
-var addClass = _TetherBase$Utils.addClass;
-var removeClass = _TetherBase$Utils.removeClass;
-var updateClasses = _TetherBase$Utils.updateClasses;
-var defer = _TetherBase$Utils.defer;
-var flush = _TetherBase$Utils.flush;
-var getScrollBarSize = _TetherBase$Utils.getScrollBarSize;
-var removeUtilElements = _TetherBase$Utils.removeUtilElements;
-
-function within(a, b) {
-  var diff = arguments.length <= 2 || arguments[2] === undefined ? 1 : arguments[2];
-
-  return a + diff >= b && b >= a - diff;
-}
-
-var transformKey = (function () {
-  if (typeof document === 'undefined') {
-    return '';
-  }
-  var el = document.createElement('div');
-
-  var transforms = ['transform', 'WebkitTransform', 'OTransform', 'MozTransform', 'msTransform'];
-  for (var i = 0; i < transforms.length; ++i) {
-    var key = transforms[i];
-    if (el.style[key] !== undefined) {
-      return key;
-    }
-  }
-})();
-
-var tethers = [];
-
-var position = function position() {
-  tethers.forEach(function (tether) {
-    tether.position(false);
-  });
-  flush();
-};
-
-function now() {
-  if (typeof performance !== 'undefined' && typeof performance.now !== 'undefined') {
-    return performance.now();
-  }
-  return +new Date();
-}
-
-(function () {
-  var lastCall = null;
-  var lastDuration = null;
-  var pendingTimeout = null;
-
-  var tick = function tick() {
-    if (typeof lastDuration !== 'undefined' && lastDuration > 16) {
-      // We voluntarily throttle ourselves if we can't manage 60fps
-      lastDuration = Math.min(lastDuration - 16, 250);
-
-      // Just in case this is the last event, remember to position just once more
-      pendingTimeout = setTimeout(tick, 250);
-      return;
-    }
-
-    if (typeof lastCall !== 'undefined' && now() - lastCall < 10) {
-      // Some browsers call events a little too frequently, refuse to run more than is reasonable
-      return;
-    }
-
-    if (pendingTimeout != null) {
-      clearTimeout(pendingTimeout);
-      pendingTimeout = null;
-    }
-
-    lastCall = now();
-    position();
-    lastDuration = now() - lastCall;
-  };
-
-  if (typeof window !== 'undefined' && typeof window.addEventListener !== 'undefined') {
-    ['resize', 'scroll', 'touchmove'].forEach(function (event) {
-      window.addEventListener(event, tick);
-    });
-  }
-})();
-
-var MIRROR_LR = {
-  center: 'center',
-  left: 'right',
-  right: 'left'
-};
-
-var MIRROR_TB = {
-  middle: 'middle',
-  top: 'bottom',
-  bottom: 'top'
-};
-
-var OFFSET_MAP = {
-  top: 0,
-  left: 0,
-  middle: '50%',
-  center: '50%',
-  bottom: '100%',
-  right: '100%'
-};
-
-var autoToFixedAttachment = function autoToFixedAttachment(attachment, relativeToAttachment) {
-  var left = attachment.left;
-  var top = attachment.top;
-
-  if (left === 'auto') {
-    left = MIRROR_LR[relativeToAttachment.left];
-  }
-
-  if (top === 'auto') {
-    top = MIRROR_TB[relativeToAttachment.top];
-  }
-
-  return { left: left, top: top };
-};
-
-var attachmentToOffset = function attachmentToOffset(attachment) {
-  var left = attachment.left;
-  var top = attachment.top;
-
-  if (typeof OFFSET_MAP[attachment.left] !== 'undefined') {
-    left = OFFSET_MAP[attachment.left];
-  }
-
-  if (typeof OFFSET_MAP[attachment.top] !== 'undefined') {
-    top = OFFSET_MAP[attachment.top];
-  }
-
-  return { left: left, top: top };
-};
-
-function addOffset() {
-  var out = { top: 0, left: 0 };
-
-  for (var _len = arguments.length, offsets = Array(_len), _key = 0; _key < _len; _key++) {
-    offsets[_key] = arguments[_key];
-  }
-
-  offsets.forEach(function (_ref) {
-    var top = _ref.top;
-    var left = _ref.left;
-
-    if (typeof top === 'string') {
-      top = parseFloat(top, 10);
-    }
-    if (typeof left === 'string') {
-      left = parseFloat(left, 10);
-    }
-
-    out.top += top;
-    out.left += left;
-  });
-
-  return out;
-}
-
-function offsetToPx(offset, size) {
-  if (typeof offset.left === 'string' && offset.left.indexOf('%') !== -1) {
-    offset.left = parseFloat(offset.left, 10) / 100 * size.width;
-  }
-  if (typeof offset.top === 'string' && offset.top.indexOf('%') !== -1) {
-    offset.top = parseFloat(offset.top, 10) / 100 * size.height;
-  }
-
-  return offset;
-}
-
-var parseOffset = function parseOffset(value) {
-  var _value$split = value.split(' ');
-
-  var _value$split2 = _slicedToArray(_value$split, 2);
-
-  var top = _value$split2[0];
-  var left = _value$split2[1];
-
-  return { top: top, left: left };
-};
-var parseAttachment = parseOffset;
-
-var TetherClass = (function (_Evented) {
-  _inherits(TetherClass, _Evented);
-
-  function TetherClass(options) {
-    var _this = this;
-
-    _classCallCheck(this, TetherClass);
-
-    _get(Object.getPrototypeOf(TetherClass.prototype), 'constructor', this).call(this);
-    this.position = this.position.bind(this);
-
-    tethers.push(this);
-
-    this.history = [];
-
-    this.setOptions(options, false);
-
-    TetherBase.modules.forEach(function (module) {
-      if (typeof module.initialize !== 'undefined') {
-        module.initialize.call(_this);
-      }
-    });
-
-    this.position();
-  }
-
-  _createClass(TetherClass, [{
-    key: 'getClass',
-    value: function getClass() {
-      var key = arguments.length <= 0 || arguments[0] === undefined ? '' : arguments[0];
-      var classes = this.options.classes;
-
-      if (typeof classes !== 'undefined' && classes[key]) {
-        return this.options.classes[key];
-      } else if (this.options.classPrefix) {
-        return this.options.classPrefix + '-' + key;
-      } else {
-        return key;
-      }
-    }
-  }, {
-    key: 'setOptions',
-    value: function setOptions(options) {
-      var _this2 = this;
-
-      var pos = arguments.length <= 1 || arguments[1] === undefined ? true : arguments[1];
-
-      var defaults = {
-        offset: '0 0',
-        targetOffset: '0 0',
-        targetAttachment: 'auto auto',
-        classPrefix: 'tether'
-      };
-
-      this.options = extend(defaults, options);
-
-      var _options = this.options;
-      var element = _options.element;
-      var target = _options.target;
-      var targetModifier = _options.targetModifier;
-
-      this.element = element;
-      this.target = target;
-      this.targetModifier = targetModifier;
-
-      if (this.target === 'viewport') {
-        this.target = document.body;
-        this.targetModifier = 'visible';
-      } else if (this.target === 'scroll-handle') {
-        this.target = document.body;
-        this.targetModifier = 'scroll-handle';
-      }
-
-      ['element', 'target'].forEach(function (key) {
-        if (typeof _this2[key] === 'undefined') {
-          throw new Error('Tether Error: Both element and target must be defined');
-        }
-
-        if (typeof _this2[key].jquery !== 'undefined') {
-          _this2[key] = _this2[key][0];
-        } else if (typeof _this2[key] === 'string') {
-          _this2[key] = document.querySelector(_this2[key]);
-        }
-      });
-
-      addClass(this.element, this.getClass('element'));
-      if (!(this.options.addTargetClasses === false)) {
-        addClass(this.target, this.getClass('target'));
-      }
-
-      if (!this.options.attachment) {
-        throw new Error('Tether Error: You must provide an attachment');
-      }
-
-      this.targetAttachment = parseAttachment(this.options.targetAttachment);
-      this.attachment = parseAttachment(this.options.attachment);
-      this.offset = parseOffset(this.options.offset);
-      this.targetOffset = parseOffset(this.options.targetOffset);
-
-      if (typeof this.scrollParents !== 'undefined') {
-        this.disable();
-      }
-
-      if (this.targetModifier === 'scroll-handle') {
-        this.scrollParents = [this.target];
-      } else {
-        this.scrollParents = getScrollParents(this.target);
-      }
-
-      if (!(this.options.enabled === false)) {
-        this.enable(pos);
-      }
-    }
-  }, {
-    key: 'getTargetBounds',
-    value: function getTargetBounds() {
-      if (typeof this.targetModifier !== 'undefined') {
-        if (this.targetModifier === 'visible') {
-          if (this.target === document.body) {
-            return { top: pageYOffset, left: pageXOffset, height: innerHeight, width: innerWidth };
-          } else {
-            var bounds = getBounds(this.target);
-
-            var out = {
-              height: bounds.height,
-              width: bounds.width,
-              top: bounds.top,
-              left: bounds.left
-            };
-
-            out.height = Math.min(out.height, bounds.height - (pageYOffset - bounds.top));
-            out.height = Math.min(out.height, bounds.height - (bounds.top + bounds.height - (pageYOffset + innerHeight)));
-            out.height = Math.min(innerHeight, out.height);
-            out.height -= 2;
-
-            out.width = Math.min(out.width, bounds.width - (pageXOffset - bounds.left));
-            out.width = Math.min(out.width, bounds.width - (bounds.left + bounds.width - (pageXOffset + innerWidth)));
-            out.width = Math.min(innerWidth, out.width);
-            out.width -= 2;
-
-            if (out.top < pageYOffset) {
-              out.top = pageYOffset;
-            }
-            if (out.left < pageXOffset) {
-              out.left = pageXOffset;
-            }
-
-            return out;
-          }
-        } else if (this.targetModifier === 'scroll-handle') {
-          var bounds = undefined;
-          var target = this.target;
-          if (target === document.body) {
-            target = document.documentElement;
-
-            bounds = {
-              left: pageXOffset,
-              top: pageYOffset,
-              height: innerHeight,
-              width: innerWidth
-            };
-          } else {
-            bounds = getBounds(target);
-          }
-
-          var style = getComputedStyle(target);
-
-          var hasBottomScroll = target.scrollWidth > target.clientWidth || [style.overflow, style.overflowX].indexOf('scroll') >= 0 || this.target !== document.body;
-
-          var scrollBottom = 0;
-          if (hasBottomScroll) {
-            scrollBottom = 15;
-          }
-
-          var height = bounds.height - parseFloat(style.borderTopWidth) - parseFloat(style.borderBottomWidth) - scrollBottom;
-
-          var out = {
-            width: 15,
-            height: height * 0.975 * (height / target.scrollHeight),
-            left: bounds.left + bounds.width - parseFloat(style.borderLeftWidth) - 15
-          };
-
-          var fitAdj = 0;
-          if (height < 408 && this.target === document.body) {
-            fitAdj = -0.00011 * Math.pow(height, 2) - 0.00727 * height + 22.58;
-          }
-
-          if (this.target !== document.body) {
-            out.height = Math.max(out.height, 24);
-          }
-
-          var scrollPercentage = this.target.scrollTop / (target.scrollHeight - height);
-          out.top = scrollPercentage * (height - out.height - fitAdj) + bounds.top + parseFloat(style.borderTopWidth);
-
-          if (this.target === document.body) {
-            out.height = Math.max(out.height, 24);
-          }
-
-          return out;
-        }
-      } else {
-        return getBounds(this.target);
-      }
-    }
-  }, {
-    key: 'clearCache',
-    value: function clearCache() {
-      this._cache = {};
-    }
-  }, {
-    key: 'cache',
-    value: function cache(k, getter) {
-      // More than one module will often need the same DOM info, so
-      // we keep a cache which is cleared on each position call
-      if (typeof this._cache === 'undefined') {
-        this._cache = {};
-      }
-
-      if (typeof this._cache[k] === 'undefined') {
-        this._cache[k] = getter.call(this);
-      }
-
-      return this._cache[k];
-    }
-  }, {
-    key: 'enable',
-    value: function enable() {
-      var _this3 = this;
-
-      var pos = arguments.length <= 0 || arguments[0] === undefined ? true : arguments[0];
-
-      if (!(this.options.addTargetClasses === false)) {
-        addClass(this.target, this.getClass('enabled'));
-      }
-      addClass(this.element, this.getClass('enabled'));
-      this.enabled = true;
-
-      this.scrollParents.forEach(function (parent) {
-        if (parent !== _this3.target.ownerDocument) {
-          parent.addEventListener('scroll', _this3.position);
-        }
-      });
-
-      if (pos) {
-        this.position();
-      }
-    }
-  }, {
-    key: 'disable',
-    value: function disable() {
-      var _this4 = this;
-
-      removeClass(this.target, this.getClass('enabled'));
-      removeClass(this.element, this.getClass('enabled'));
-      this.enabled = false;
-
-      if (typeof this.scrollParents !== 'undefined') {
-        this.scrollParents.forEach(function (parent) {
-          parent.removeEventListener('scroll', _this4.position);
-        });
-      }
-    }
-  }, {
-    key: 'destroy',
-    value: function destroy() {
-      var _this5 = this;
-
-      this.disable();
-
-      tethers.forEach(function (tether, i) {
-        if (tether === _this5) {
-          tethers.splice(i, 1);
-        }
-      });
-
-      // Remove any elements we were using for convenience from the DOM
-      if (tethers.length === 0) {
-        removeUtilElements();
-      }
-    }
-  }, {
-    key: 'updateAttachClasses',
-    value: function updateAttachClasses(elementAttach, targetAttach) {
-      var _this6 = this;
-
-      elementAttach = elementAttach || this.attachment;
-      targetAttach = targetAttach || this.targetAttachment;
-      var sides = ['left', 'top', 'bottom', 'right', 'middle', 'center'];
-
-      if (typeof this._addAttachClasses !== 'undefined' && this._addAttachClasses.length) {
-        // updateAttachClasses can be called more than once in a position call, so
-        // we need to clean up after ourselves such that when the last defer gets
-        // ran it doesn't add any extra classes from previous calls.
-        this._addAttachClasses.splice(0, this._addAttachClasses.length);
-      }
-
-      if (typeof this._addAttachClasses === 'undefined') {
-        this._addAttachClasses = [];
-      }
-      var add = this._addAttachClasses;
-
-      if (elementAttach.top) {
-        add.push(this.getClass('element-attached') + '-' + elementAttach.top);
-      }
-      if (elementAttach.left) {
-        add.push(this.getClass('element-attached') + '-' + elementAttach.left);
-      }
-      if (targetAttach.top) {
-        add.push(this.getClass('target-attached') + '-' + targetAttach.top);
-      }
-      if (targetAttach.left) {
-        add.push(this.getClass('target-attached') + '-' + targetAttach.left);
-      }
-
-      var all = [];
-      sides.forEach(function (side) {
-        all.push(_this6.getClass('element-attached') + '-' + side);
-        all.push(_this6.getClass('target-attached') + '-' + side);
-      });
-
-      defer(function () {
-        if (!(typeof _this6._addAttachClasses !== 'undefined')) {
-          return;
-        }
-
-        updateClasses(_this6.element, _this6._addAttachClasses, all);
-        if (!(_this6.options.addTargetClasses === false)) {
-          updateClasses(_this6.target, _this6._addAttachClasses, all);
-        }
-
-        delete _this6._addAttachClasses;
-      });
-    }
-  }, {
-    key: 'position',
-    value: function position() {
-      var _this7 = this;
-
-      var flushChanges = arguments.length <= 0 || arguments[0] === undefined ? true : arguments[0];
-
-      // flushChanges commits the changes immediately, leave true unless you are positioning multiple
-      // tethers (in which case call Tether.Utils.flush yourself when you're done)
-
-      if (!this.enabled) {
-        return;
-      }
-
-      this.clearCache();
-
-      // Turn 'auto' attachments into the appropriate corner or edge
-      var targetAttachment = autoToFixedAttachment(this.targetAttachment, this.attachment);
-
-      this.updateAttachClasses(this.attachment, targetAttachment);
-
-      var elementPos = this.cache('element-bounds', function () {
-        return getBounds(_this7.element);
-      });
-
-      var width = elementPos.width;
-      var height = elementPos.height;
-
-      if (width === 0 && height === 0 && typeof this.lastSize !== 'undefined') {
-        var _lastSize = this.lastSize;
-
-        // We cache the height and width to make it possible to position elements that are
-        // getting hidden.
-        width = _lastSize.width;
-        height = _lastSize.height;
-      } else {
-        this.lastSize = { width: width, height: height };
-      }
-
-      var targetPos = this.cache('target-bounds', function () {
-        return _this7.getTargetBounds();
-      });
-      var targetSize = targetPos;
-
-      // Get an actual px offset from the attachment
-      var offset = offsetToPx(attachmentToOffset(this.attachment), { width: width, height: height });
-      var targetOffset = offsetToPx(attachmentToOffset(targetAttachment), targetSize);
-
-      var manualOffset = offsetToPx(this.offset, { width: width, height: height });
-      var manualTargetOffset = offsetToPx(this.targetOffset, targetSize);
-
-      // Add the manually provided offset
-      offset = addOffset(offset, manualOffset);
-      targetOffset = addOffset(targetOffset, manualTargetOffset);
-
-      // It's now our goal to make (element position + offset) == (target position + target offset)
-      var left = targetPos.left + targetOffset.left - offset.left;
-      var top = targetPos.top + targetOffset.top - offset.top;
-
-      for (var i = 0; i < TetherBase.modules.length; ++i) {
-        var _module2 = TetherBase.modules[i];
-        var ret = _module2.position.call(this, {
-          left: left,
-          top: top,
-          targetAttachment: targetAttachment,
-          targetPos: targetPos,
-          elementPos: elementPos,
-          offset: offset,
-          targetOffset: targetOffset,
-          manualOffset: manualOffset,
-          manualTargetOffset: manualTargetOffset,
-          scrollbarSize: scrollbarSize,
-          attachment: this.attachment
-        });
-
-        if (ret === false) {
-          return false;
-        } else if (typeof ret === 'undefined' || typeof ret !== 'object') {
-          continue;
-        } else {
-          top = ret.top;
-          left = ret.left;
-        }
-      }
-
-      // We describe the position three different ways to give the optimizer
-      // a chance to decide the best possible way to position the element
-      // with the fewest repaints.
-      var next = {
-        // It's position relative to the page (absolute positioning when
-        // the element is a child of the body)
-        page: {
-          top: top,
-          left: left
-        },
-
-        // It's position relative to the viewport (fixed positioning)
-        viewport: {
-          top: top - pageYOffset,
-          bottom: pageYOffset - top - height + innerHeight,
-          left: left - pageXOffset,
-          right: pageXOffset - left - width + innerWidth
-        }
-      };
-
-      var doc = this.target.ownerDocument;
-      var win = doc.defaultView;
-
-      var scrollbarSize = undefined;
-      if (win.innerHeight > doc.documentElement.clientHeight) {
-        scrollbarSize = this.cache('scrollbar-size', getScrollBarSize);
-        next.viewport.bottom -= scrollbarSize.height;
-      }
-
-      if (win.innerWidth > doc.documentElement.clientWidth) {
-        scrollbarSize = this.cache('scrollbar-size', getScrollBarSize);
-        next.viewport.right -= scrollbarSize.width;
-      }
-
-      if (['', 'static'].indexOf(doc.body.style.position) === -1 || ['', 'static'].indexOf(doc.body.parentElement.style.position) === -1) {
-        // Absolute positioning in the body will be relative to the page, not the 'initial containing block'
-        next.page.bottom = doc.body.scrollHeight - top - height;
-        next.page.right = doc.body.scrollWidth - left - width;
-      }
-
-      if (typeof this.options.optimizations !== 'undefined' && this.options.optimizations.moveElement !== false && !(typeof this.targetModifier !== 'undefined')) {
-        (function () {
-          var offsetParent = _this7.cache('target-offsetparent', function () {
-            return getOffsetParent(_this7.target);
-          });
-          var offsetPosition = _this7.cache('target-offsetparent-bounds', function () {
-            return getBounds(offsetParent);
-          });
-          var offsetParentStyle = getComputedStyle(offsetParent);
-          var offsetParentSize = offsetPosition;
-
-          var offsetBorder = {};
-          ['Top', 'Left', 'Bottom', 'Right'].forEach(function (side) {
-            offsetBorder[side.toLowerCase()] = parseFloat(offsetParentStyle['border' + side + 'Width']);
-          });
-
-          offsetPosition.right = doc.body.scrollWidth - offsetPosition.left - offsetParentSize.width + offsetBorder.right;
-          offsetPosition.bottom = doc.body.scrollHeight - offsetPosition.top - offsetParentSize.height + offsetBorder.bottom;
-
-          if (next.page.top >= offsetPosition.top + offsetBorder.top && next.page.bottom >= offsetPosition.bottom) {
-            if (next.page.left >= offsetPosition.left + offsetBorder.left && next.page.right >= offsetPosition.right) {
-              // We're within the visible part of the target's scroll parent
-              var scrollTop = offsetParent.scrollTop;
-              var scrollLeft = offsetParent.scrollLeft;
-
-              // It's position relative to the target's offset parent (absolute positioning when
-              // the element is moved to be a child of the target's offset parent).
-              next.offset = {
-                top: next.page.top - offsetPosition.top + scrollTop - offsetBorder.top,
-                left: next.page.left - offsetPosition.left + scrollLeft - offsetBorder.left
-              };
-            }
-          }
-        })();
-      }
-
-      // We could also travel up the DOM and try each containing context, rather than only
-      // looking at the body, but we're gonna get diminishing returns.
-
-      this.move(next);
-
-      this.history.unshift(next);
-
-      if (this.history.length > 3) {
-        this.history.pop();
-      }
-
-      if (flushChanges) {
-        flush();
-      }
-
-      return true;
-    }
-
-    // THE ISSUE
-  }, {
-    key: 'move',
-    value: function move(pos) {
-      var _this8 = this;
-
-      if (!(typeof this.element.parentNode !== 'undefined')) {
-        return;
-      }
-
-      var same = {};
-
-      for (var type in pos) {
-        same[type] = {};
-
-        for (var key in pos[type]) {
-          var found = false;
-
-          for (var i = 0; i < this.history.length; ++i) {
-            var point = this.history[i];
-            if (typeof point[type] !== 'undefined' && !within(point[type][key], pos[type][key])) {
-              found = true;
-              break;
-            }
-          }
-
-          if (!found) {
-            same[type][key] = true;
-          }
-        }
-      }
-
-      var css = { top: '', left: '', right: '', bottom: '' };
-
-      var transcribe = function transcribe(_same, _pos) {
-        var hasOptimizations = typeof _this8.options.optimizations !== 'undefined';
-        var gpu = hasOptimizations ? _this8.options.optimizations.gpu : null;
-        if (gpu !== false) {
-          var yPos = undefined,
-              xPos = undefined;
-          if (_same.top) {
-            css.top = 0;
-            yPos = _pos.top;
-          } else {
-            css.bottom = 0;
-            yPos = -_pos.bottom;
-          }
-
-          if (_same.left) {
-            css.left = 0;
-            xPos = _pos.left;
-          } else {
-            css.right = 0;
-            xPos = -_pos.right;
-          }
-
-          if (window.matchMedia) {
-            // HubSpot/tether#207
-            var retina = window.matchMedia('only screen and (min-resolution: 1.3dppx)').matches || window.matchMedia('only screen and (-webkit-min-device-pixel-ratio: 1.3)').matches;
-            if (!retina) {
-              xPos = Math.round(xPos);
-              yPos = Math.round(yPos);
-            }
-          }
-
-          css[transformKey] = 'translateX(' + xPos + 'px) translateY(' + yPos + 'px)';
-
-          if (transformKey !== 'msTransform') {
-            // The Z transform will keep this in the GPU (faster, and prevents artifacts),
-            // but IE9 doesn't support 3d transforms and will choke.
-            css[transformKey] += " translateZ(0)";
-          }
-        } else {
-          if (_same.top) {
-            css.top = _pos.top + 'px';
-          } else {
-            css.bottom = _pos.bottom + 'px';
-          }
-
-          if (_same.left) {
-            css.left = _pos.left + 'px';
-          } else {
-            css.right = _pos.right + 'px';
-          }
-        }
-      };
-
-      var moved = false;
-      if ((same.page.top || same.page.bottom) && (same.page.left || same.page.right)) {
-        css.position = 'absolute';
-        transcribe(same.page, pos.page);
-      } else if ((same.viewport.top || same.viewport.bottom) && (same.viewport.left || same.viewport.right)) {
-        css.position = 'fixed';
-        transcribe(same.viewport, pos.viewport);
-      } else if (typeof same.offset !== 'undefined' && same.offset.top && same.offset.left) {
-        (function () {
-          css.position = 'absolute';
-          var offsetParent = _this8.cache('target-offsetparent', function () {
-            return getOffsetParent(_this8.target);
-          });
-
-          if (getOffsetParent(_this8.element) !== offsetParent) {
-            defer(function () {
-              _this8.element.parentNode.removeChild(_this8.element);
-              offsetParent.appendChild(_this8.element);
-            });
-          }
-
-          transcribe(same.offset, pos.offset);
-          moved = true;
-        })();
-      } else {
-        css.position = 'absolute';
-        transcribe({ top: true, left: true }, pos.page);
-      }
-
-      if (!moved) {
-        if (this.options.bodyElement) {
-          this.options.bodyElement.appendChild(this.element);
-        } else {
-          var offsetParentIsBody = true;
-          var currentNode = this.element.parentNode;
-          while (currentNode && currentNode.nodeType === 1 && currentNode.tagName !== 'BODY') {
-            if (getComputedStyle(currentNode).position !== 'static') {
-              offsetParentIsBody = false;
-              break;
-            }
-
-            currentNode = currentNode.parentNode;
-          }
-
-          if (!offsetParentIsBody) {
-            this.element.parentNode.removeChild(this.element);
-            this.element.ownerDocument.body.appendChild(this.element);
-          }
-        }
-      }
-
-      // Any css change will trigger a repaint, so let's avoid one if nothing changed
-      var writeCSS = {};
-      var write = false;
-      for (var key in css) {
-        var val = css[key];
-        var elVal = this.element.style[key];
-
-        if (elVal !== val) {
-          write = true;
-          writeCSS[key] = val;
-        }
-      }
-
-      if (write) {
-        defer(function () {
-          extend(_this8.element.style, writeCSS);
-          _this8.trigger('repositioned');
-        });
-      }
-    }
-  }]);
-
-  return TetherClass;
-})(Evented);
-
-TetherClass.modules = [];
-
-TetherBase.position = position;
-
-var Tether = extend(TetherClass, TetherBase);
-/* globals TetherBase */
-
-'use strict';
-
-var _slicedToArray = (function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i['return']) _i['return'](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError('Invalid attempt to destructure non-iterable instance'); } }; })();
-
-var _TetherBase$Utils = TetherBase.Utils;
-var getBounds = _TetherBase$Utils.getBounds;
-var extend = _TetherBase$Utils.extend;
-var updateClasses = _TetherBase$Utils.updateClasses;
-var defer = _TetherBase$Utils.defer;
-
-var BOUNDS_FORMAT = ['left', 'top', 'right', 'bottom'];
-
-function getBoundingRect(tether, to) {
-  if (to === 'scrollParent') {
-    to = tether.scrollParents[0];
-  } else if (to === 'window') {
-    to = [pageXOffset, pageYOffset, innerWidth + pageXOffset, innerHeight + pageYOffset];
-  }
-
-  if (to === document) {
-    to = to.documentElement;
-  }
-
-  if (typeof to.nodeType !== 'undefined') {
-    (function () {
-      var node = to;
-      var size = getBounds(to);
-      var pos = size;
-      var style = getComputedStyle(to);
-
-      to = [pos.left, pos.top, size.width + pos.left, size.height + pos.top];
-
-      // Account any parent Frames scroll offset
-      if (node.ownerDocument !== document) {
-        var win = node.ownerDocument.defaultView;
-        to[0] += win.pageXOffset;
-        to[1] += win.pageYOffset;
-        to[2] += win.pageXOffset;
-        to[3] += win.pageYOffset;
-      }
-
-      BOUNDS_FORMAT.forEach(function (side, i) {
-        side = side[0].toUpperCase() + side.substr(1);
-        if (side === 'Top' || side === 'Left') {
-          to[i] += parseFloat(style['border' + side + 'Width']);
-        } else {
-          to[i] -= parseFloat(style['border' + side + 'Width']);
-        }
-      });
-    })();
-  }
-
-  return to;
-}
-
-TetherBase.modules.push({
-  position: function position(_ref) {
-    var _this = this;
-
-    var top = _ref.top;
-    var left = _ref.left;
-    var targetAttachment = _ref.targetAttachment;
-
-    if (!this.options.constraints) {
-      return true;
-    }
-
-    var _cache = this.cache('element-bounds', function () {
-      return getBounds(_this.element);
-    });
-
-    var height = _cache.height;
-    var width = _cache.width;
-
-    if (width === 0 && height === 0 && typeof this.lastSize !== 'undefined') {
-      var _lastSize = this.lastSize;
-
-      // Handle the item getting hidden as a result of our positioning without glitching
-      // the classes in and out
-      width = _lastSize.width;
-      height = _lastSize.height;
-    }
-
-    var targetSize = this.cache('target-bounds', function () {
-      return _this.getTargetBounds();
-    });
-
-    var targetHeight = targetSize.height;
-    var targetWidth = targetSize.width;
-
-    var allClasses = [this.getClass('pinned'), this.getClass('out-of-bounds')];
-
-    this.options.constraints.forEach(function (constraint) {
-      var outOfBoundsClass = constraint.outOfBoundsClass;
-      var pinnedClass = constraint.pinnedClass;
-
-      if (outOfBoundsClass) {
-        allClasses.push(outOfBoundsClass);
-      }
-      if (pinnedClass) {
-        allClasses.push(pinnedClass);
-      }
-    });
-
-    allClasses.forEach(function (cls) {
-      ['left', 'top', 'right', 'bottom'].forEach(function (side) {
-        allClasses.push(cls + '-' + side);
-      });
-    });
-
-    var addClasses = [];
-
-    var tAttachment = extend({}, targetAttachment);
-    var eAttachment = extend({}, this.attachment);
-
-    this.options.constraints.forEach(function (constraint) {
-      var to = constraint.to;
-      var attachment = constraint.attachment;
-      var pin = constraint.pin;
-
-      if (typeof attachment === 'undefined') {
-        attachment = '';
-      }
-
-      var changeAttachX = undefined,
-          changeAttachY = undefined;
-      if (attachment.indexOf(' ') >= 0) {
-        var _attachment$split = attachment.split(' ');
-
-        var _attachment$split2 = _slicedToArray(_attachment$split, 2);
-
-        changeAttachY = _attachment$split2[0];
-        changeAttachX = _attachment$split2[1];
-      } else {
-        changeAttachX = changeAttachY = attachment;
-      }
-
-      var bounds = getBoundingRect(_this, to);
-
-      if (changeAttachY === 'target' || changeAttachY === 'both') {
-        if (top < bounds[1] && tAttachment.top === 'top') {
-          top += targetHeight;
-          tAttachment.top = 'bottom';
-        }
-
-        if (top + height > bounds[3] && tAttachment.top === 'bottom') {
-          top -= targetHeight;
-          tAttachment.top = 'top';
-        }
-      }
-
-      if (changeAttachY === 'together') {
-        if (tAttachment.top === 'top') {
-          if (eAttachment.top === 'bottom' && top < bounds[1]) {
-            top += targetHeight;
-            tAttachment.top = 'bottom';
-
-            top += height;
-            eAttachment.top = 'top';
-          } else if (eAttachment.top === 'top' && top + height > bounds[3] && top - (height - targetHeight) >= bounds[1]) {
-            top -= height - targetHeight;
-            tAttachment.top = 'bottom';
-
-            eAttachment.top = 'bottom';
-          }
-        }
-
-        if (tAttachment.top === 'bottom') {
-          if (eAttachment.top === 'top' && top + height > bounds[3]) {
-            top -= targetHeight;
-            tAttachment.top = 'top';
-
-            top -= height;
-            eAttachment.top = 'bottom';
-          } else if (eAttachment.top === 'bottom' && top < bounds[1] && top + (height * 2 - targetHeight) <= bounds[3]) {
-            top += height - targetHeight;
-            tAttachment.top = 'top';
-
-            eAttachment.top = 'top';
-          }
-        }
-
-        if (tAttachment.top === 'middle') {
-          if (top + height > bounds[3] && eAttachment.top === 'top') {
-            top -= height;
-            eAttachment.top = 'bottom';
-          } else if (top < bounds[1] && eAttachment.top === 'bottom') {
-            top += height;
-            eAttachment.top = 'top';
-          }
-        }
-      }
-
-      if (changeAttachX === 'target' || changeAttachX === 'both') {
-        if (left < bounds[0] && tAttachment.left === 'left') {
-          left += targetWidth;
-          tAttachment.left = 'right';
-        }
-
-        if (left + width > bounds[2] && tAttachment.left === 'right') {
-          left -= targetWidth;
-          tAttachment.left = 'left';
-        }
-      }
-
-      if (changeAttachX === 'together') {
-        if (left < bounds[0] && tAttachment.left === 'left') {
-          if (eAttachment.left === 'right') {
-            left += targetWidth;
-            tAttachment.left = 'right';
-
-            left += width;
-            eAttachment.left = 'left';
-          } else if (eAttachment.left === 'left') {
-            left += targetWidth;
-            tAttachment.left = 'right';
-
-            left -= width;
-            eAttachment.left = 'right';
-          }
-        } else if (left + width > bounds[2] && tAttachment.left === 'right') {
-          if (eAttachment.left === 'left') {
-            left -= targetWidth;
-            tAttachment.left = 'left';
-
-            left -= width;
-            eAttachment.left = 'right';
-          } else if (eAttachment.left === 'right') {
-            left -= targetWidth;
-            tAttachment.left = 'left';
-
-            left += width;
-            eAttachment.left = 'left';
-          }
-        } else if (tAttachment.left === 'center') {
-          if (left + width > bounds[2] && eAttachment.left === 'left') {
-            left -= width;
-            eAttachment.left = 'right';
-          } else if (left < bounds[0] && eAttachment.left === 'right') {
-            left += width;
-            eAttachment.left = 'left';
-          }
-        }
-      }
-
-      if (changeAttachY === 'element' || changeAttachY === 'both') {
-        if (top < bounds[1] && eAttachment.top === 'bottom') {
-          top += height;
-          eAttachment.top = 'top';
-        }
-
-        if (top + height > bounds[3] && eAttachment.top === 'top') {
-          top -= height;
-          eAttachment.top = 'bottom';
-        }
-      }
-
-      if (changeAttachX === 'element' || changeAttachX === 'both') {
-        if (left < bounds[0]) {
-          if (eAttachment.left === 'right') {
-            left += width;
-            eAttachment.left = 'left';
-          } else if (eAttachment.left === 'center') {
-            left += width / 2;
-            eAttachment.left = 'left';
-          }
-        }
-
-        if (left + width > bounds[2]) {
-          if (eAttachment.left === 'left') {
-            left -= width;
-            eAttachment.left = 'right';
-          } else if (eAttachment.left === 'center') {
-            left -= width / 2;
-            eAttachment.left = 'right';
-          }
-        }
-      }
-
-      if (typeof pin === 'string') {
-        pin = pin.split(',').map(function (p) {
-          return p.trim();
-        });
-      } else if (pin === true) {
-        pin = ['top', 'left', 'right', 'bottom'];
-      }
-
-      pin = pin || [];
-
-      var pinned = [];
-      var oob = [];
-
-      if (top < bounds[1]) {
-        if (pin.indexOf('top') >= 0) {
-          top = bounds[1];
-          pinned.push('top');
-        } else {
-          oob.push('top');
-        }
-      }
-
-      if (top + height > bounds[3]) {
-        if (pin.indexOf('bottom') >= 0) {
-          top = bounds[3] - height;
-          pinned.push('bottom');
-        } else {
-          oob.push('bottom');
-        }
-      }
-
-      if (left < bounds[0]) {
-        if (pin.indexOf('left') >= 0) {
-          left = bounds[0];
-          pinned.push('left');
-        } else {
-          oob.push('left');
-        }
-      }
-
-      if (left + width > bounds[2]) {
-        if (pin.indexOf('right') >= 0) {
-          left = bounds[2] - width;
-          pinned.push('right');
-        } else {
-          oob.push('right');
-        }
-      }
-
-      if (pinned.length) {
-        (function () {
-          var pinnedClass = undefined;
-          if (typeof _this.options.pinnedClass !== 'undefined') {
-            pinnedClass = _this.options.pinnedClass;
-          } else {
-            pinnedClass = _this.getClass('pinned');
-          }
-
-          addClasses.push(pinnedClass);
-          pinned.forEach(function (side) {
-            addClasses.push(pinnedClass + '-' + side);
-          });
-        })();
-      }
-
-      if (oob.length) {
-        (function () {
-          var oobClass = undefined;
-          if (typeof _this.options.outOfBoundsClass !== 'undefined') {
-            oobClass = _this.options.outOfBoundsClass;
-          } else {
-            oobClass = _this.getClass('out-of-bounds');
-          }
-
-          addClasses.push(oobClass);
-          oob.forEach(function (side) {
-            addClasses.push(oobClass + '-' + side);
-          });
-        })();
-      }
-
-      if (pinned.indexOf('left') >= 0 || pinned.indexOf('right') >= 0) {
-        eAttachment.left = tAttachment.left = false;
-      }
-      if (pinned.indexOf('top') >= 0 || pinned.indexOf('bottom') >= 0) {
-        eAttachment.top = tAttachment.top = false;
-      }
-
-      if (tAttachment.top !== targetAttachment.top || tAttachment.left !== targetAttachment.left || eAttachment.top !== _this.attachment.top || eAttachment.left !== _this.attachment.left) {
-        _this.updateAttachClasses(eAttachment, tAttachment);
-        _this.trigger('update', {
-          attachment: eAttachment,
-          targetAttachment: tAttachment
-        });
-      }
-    });
-
-    defer(function () {
-      if (!(_this.options.addTargetClasses === false)) {
-        updateClasses(_this.target, addClasses, allClasses);
-      }
-      updateClasses(_this.element, addClasses, allClasses);
-    });
-
-    return { top: top, left: left };
-  }
-});
-/* globals TetherBase */
-
-'use strict';
-
-var _TetherBase$Utils = TetherBase.Utils;
-var getBounds = _TetherBase$Utils.getBounds;
-var updateClasses = _TetherBase$Utils.updateClasses;
-var defer = _TetherBase$Utils.defer;
-
-TetherBase.modules.push({
-  position: function position(_ref) {
-    var _this = this;
-
-    var top = _ref.top;
-    var left = _ref.left;
-
-    var _cache = this.cache('element-bounds', function () {
-      return getBounds(_this.element);
-    });
-
-    var height = _cache.height;
-    var width = _cache.width;
-
-    var targetPos = this.getTargetBounds();
-
-    var bottom = top + height;
-    var right = left + width;
-
-    var abutted = [];
-    if (top <= targetPos.bottom && bottom >= targetPos.top) {
-      ['left', 'right'].forEach(function (side) {
-        var targetPosSide = targetPos[side];
-        if (targetPosSide === left || targetPosSide === right) {
-          abutted.push(side);
-        }
-      });
-    }
-
-    if (left <= targetPos.right && right >= targetPos.left) {
-      ['top', 'bottom'].forEach(function (side) {
-        var targetPosSide = targetPos[side];
-        if (targetPosSide === top || targetPosSide === bottom) {
-          abutted.push(side);
-        }
-      });
-    }
-
-    var allClasses = [];
-    var addClasses = [];
-
-    var sides = ['left', 'top', 'right', 'bottom'];
-    allClasses.push(this.getClass('abutted'));
-    sides.forEach(function (side) {
-      allClasses.push(_this.getClass('abutted') + '-' + side);
-    });
-
-    if (abutted.length) {
-      addClasses.push(this.getClass('abutted'));
-    }
-
-    abutted.forEach(function (side) {
-      addClasses.push(_this.getClass('abutted') + '-' + side);
-    });
-
-    defer(function () {
-      if (!(_this.options.addTargetClasses === false)) {
-        updateClasses(_this.target, addClasses, allClasses);
-      }
-      updateClasses(_this.element, addClasses, allClasses);
-    });
-
-    return true;
-  }
-});
-/* globals TetherBase */
-
-'use strict';
-
-var _slicedToArray = (function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i['return']) _i['return'](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError('Invalid attempt to destructure non-iterable instance'); } }; })();
-
-TetherBase.modules.push({
-  position: function position(_ref) {
-    var top = _ref.top;
-    var left = _ref.left;
-
-    if (!this.options.shift) {
-      return;
-    }
-
-    var shift = this.options.shift;
-    if (typeof this.options.shift === 'function') {
-      shift = this.options.shift.call(this, { top: top, left: left });
-    }
-
-    var shiftTop = undefined,
-        shiftLeft = undefined;
-    if (typeof shift === 'string') {
-      shift = shift.split(' ');
-      shift[1] = shift[1] || shift[0];
-
-      var _shift = shift;
-
-      var _shift2 = _slicedToArray(_shift, 2);
-
-      shiftTop = _shift2[0];
-      shiftLeft = _shift2[1];
-
-      shiftTop = parseFloat(shiftTop, 10);
-      shiftLeft = parseFloat(shiftLeft, 10);
-    } else {
-      shiftTop = shift.top;
-      shiftLeft = shift.left;
-    }
-
-    top += shiftTop;
-    left += shiftLeft;
-
-    return { top: top, left: left };
-  }
-});
-return Tether;
-
-}));
-
 /*!
- * Bootstrap v4.0.0-alpha.6 (https://getbootstrap.com)
+ * Bootstrap v4.0.0-beta (https://getbootstrap.com)
  * Copyright 2011-2017 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  */
@@ -1820,16 +8,14 @@ if (typeof jQuery === 'undefined') {
   throw new Error('Bootstrap\'s JavaScript requires jQuery. jQuery must be included before Bootstrap\'s JavaScript.')
 }
 
-+function ($) {
+(function ($) {
   var version = $.fn.jquery.split(' ')[0].split('.')
   if ((version[0] < 2 && version[1] < 9) || (version[0] == 1 && version[1] == 9 && version[2] < 1) || (version[0] >= 4)) {
     throw new Error('Bootstrap\'s JavaScript requires at least jQuery v1.9.1 but less than v4.0.0')
   }
-}(jQuery);
-
-
-+function () {
+})(jQuery);
 
+(function () {
 var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };
 
 var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
@@ -1842,7 +28,7 @@ function _classCallCheck(instance, Constructor) { if (!(instance instanceof Cons
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.6): util.js
+ * Bootstrap (v4.0.0-beta): util.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
@@ -1864,10 +50,9 @@ var Util = function ($) {
     MozTransition: 'transitionend',
     OTransition: 'oTransitionEnd otransitionend',
     transition: 'transitionend'
-  };
 
-  // shoutout AngusCroll (https://goo.gl/pxwQGp)
-  function toType(obj) {
+    // shoutout AngusCroll (https://goo.gl/pxwQGp)
+  };function toType(obj) {
     return {}.toString.call(obj).match(/\s([a-zA-Z]+)/)[1].toLowerCase();
   }
 
@@ -1953,13 +138,16 @@ var Util = function ($) {
     },
     getSelectorFromElement: function getSelectorFromElement(element) {
       var selector = element.getAttribute('data-target');
-
-      if (!selector) {
+      if (!selector || selector === '#') {
         selector = element.getAttribute('href') || '';
-        selector = /^#[a-z]/i.test(selector) ? selector : null;
       }
 
-      return selector;
+      try {
+        var $selector = $(selector);
+        return $selector.length > 0 ? selector : null;
+      } catch (error) {
+        return null;
+      }
     },
     reflow: function reflow(element) {
       return element.offsetHeight;
@@ -1992,7 +180,7 @@ var Util = function ($) {
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.6): alert.js
+ * Bootstrap (v4.0.0-beta): alert.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
@@ -2006,7 +194,7 @@ var Alert = function ($) {
    */
 
   var NAME = 'alert';
-  var VERSION = '4.0.0-alpha.6';
+  var VERSION = '4.0.0-beta';
   var DATA_KEY = 'bs.alert';
   var EVENT_KEY = '.' + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -2027,14 +215,14 @@ var Alert = function ($) {
     ALERT: 'alert',
     FADE: 'fade',
     SHOW: 'show'
+
+    /**
+     * ------------------------------------------------------------------------
+     * Class Definition
+     * ------------------------------------------------------------------------
+     */
+
   };
-
-  /**
-   * ------------------------------------------------------------------------
-   * Class Definition
-   * ------------------------------------------------------------------------
-   */
-
   var Alert = function () {
     function Alert(element) {
       _classCallCheck(this, Alert);
@@ -2171,7 +359,7 @@ var Alert = function ($) {
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.6): button.js
+ * Bootstrap (v4.0.0-beta): button.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
@@ -2185,7 +373,7 @@ var Button = function ($) {
    */
 
   var NAME = 'button';
-  var VERSION = '4.0.0-alpha.6';
+  var VERSION = '4.0.0-beta';
   var DATA_KEY = 'bs.button';
   var EVENT_KEY = '.' + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -2208,14 +396,14 @@ var Button = function ($) {
   var Event = {
     CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY,
     FOCUS_BLUR_DATA_API: 'focus' + EVENT_KEY + DATA_API_KEY + ' ' + ('blur' + EVENT_KEY + DATA_API_KEY)
+
+    /**
+     * ------------------------------------------------------------------------
+     * Class Definition
+     * ------------------------------------------------------------------------
+     */
+
   };
-
-  /**
-   * ------------------------------------------------------------------------
-   * Class Definition
-   * ------------------------------------------------------------------------
-   */
-
   var Button = function () {
     function Button(element) {
       _classCallCheck(this, Button);
@@ -2229,6 +417,7 @@ var Button = function ($) {
 
     Button.prototype.toggle = function toggle() {
       var triggerChangeEvent = true;
+      var addAriaPressed = true;
       var rootElement = $(this._element).closest(Selector.DATA_TOGGLE)[0];
 
       if (rootElement) {
@@ -2248,15 +437,21 @@ var Button = function ($) {
           }
 
           if (triggerChangeEvent) {
+            if (input.hasAttribute('disabled') || rootElement.hasAttribute('disabled') || input.classList.contains('disabled') || rootElement.classList.contains('disabled')) {
+              return;
+            }
             input.checked = !$(this._element).hasClass(ClassName.ACTIVE);
             $(input).trigger('change');
           }
 
           input.focus();
+          addAriaPressed = false;
         }
       }
 
-      this._element.setAttribute('aria-pressed', !$(this._element).hasClass(ClassName.ACTIVE));
+      if (addAriaPressed) {
+        this._element.setAttribute('aria-pressed', !$(this._element).hasClass(ClassName.ACTIVE));
+      }
 
       if (triggerChangeEvent) {
         $(this._element).toggleClass(ClassName.ACTIVE);
@@ -2334,7 +529,7 @@ var Button = function ($) {
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.6): carousel.js
+ * Bootstrap (v4.0.0-beta): carousel.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
@@ -2348,7 +543,7 @@ var Carousel = function ($) {
    */
 
   var NAME = 'carousel';
-  var VERSION = '4.0.0-alpha.6';
+  var VERSION = '4.0.0-beta';
   var DATA_KEY = 'bs.carousel';
   var EVENT_KEY = '.' + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -2356,6 +551,7 @@ var Carousel = function ($) {
   var TRANSITION_DURATION = 600;
   var ARROW_LEFT_KEYCODE = 37; // KeyboardEvent.which value for left arrow key
   var ARROW_RIGHT_KEYCODE = 39; // KeyboardEvent.which value for right arrow key
+  var TOUCHEVENT_COMPAT_WAIT = 500; // Time for mouse compat events to fire after touch
 
   var Default = {
     interval: 5000,
@@ -2386,6 +582,7 @@ var Carousel = function ($) {
     KEYDOWN: 'keydown' + EVENT_KEY,
     MOUSEENTER: 'mouseenter' + EVENT_KEY,
     MOUSELEAVE: 'mouseleave' + EVENT_KEY,
+    TOUCHEND: 'touchend' + EVENT_KEY,
     LOAD_DATA_API: 'load' + EVENT_KEY + DATA_API_KEY,
     CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY
   };
@@ -2409,14 +606,14 @@ var Carousel = function ($) {
     INDICATORS: '.carousel-indicators',
     DATA_SLIDE: '[data-slide], [data-slide-to]',
     DATA_RIDE: '[data-ride="carousel"]'
+
+    /**
+     * ------------------------------------------------------------------------
+     * Class Definition
+     * ------------------------------------------------------------------------
+     */
+
   };
-
-  /**
-   * ------------------------------------------------------------------------
-   * Class Definition
-   * ------------------------------------------------------------------------
-   */
-
   var Carousel = function () {
     function Carousel(element, config) {
       _classCallCheck(this, Carousel);
@@ -2428,6 +625,8 @@ var Carousel = function ($) {
       this._isPaused = false;
       this._isSliding = false;
 
+      this.touchTimeout = null;
+
       this._config = this._getConfig(config);
       this._element = $(element)[0];
       this._indicatorsElement = $(this._element).find(Selector.INDICATORS)[0];
@@ -2440,10 +639,9 @@ var Carousel = function ($) {
     // public
 
     Carousel.prototype.next = function next() {
-      if (this._isSliding) {
-        throw new Error('Carousel is sliding');
+      if (!this._isSliding) {
+        this._slide(Direction.NEXT);
       }
-      this._slide(Direction.NEXT);
     };
 
     Carousel.prototype.nextWhenVisible = function nextWhenVisible() {
@@ -2454,10 +652,9 @@ var Carousel = function ($) {
     };
 
     Carousel.prototype.prev = function prev() {
-      if (this._isSliding) {
-        throw new Error('Carousel is sliding');
+      if (!this._isSliding) {
+        this._slide(Direction.PREV);
       }
-      this._slide(Direction.PREVIOUS);
     };
 
     Carousel.prototype.pause = function pause(event) {
@@ -2513,7 +710,7 @@ var Carousel = function ($) {
         return;
       }
 
-      var direction = index > activeIndex ? Direction.NEXT : Direction.PREVIOUS;
+      var direction = index > activeIndex ? Direction.NEXT : Direction.PREV;
 
       this._slide(direction, this._items[index]);
     };
@@ -2549,12 +746,30 @@ var Carousel = function ($) {
         });
       }
 
-      if (this._config.pause === 'hover' && !('ontouchstart' in document.documentElement)) {
+      if (this._config.pause === 'hover') {
         $(this._element).on(Event.MOUSEENTER, function (event) {
           return _this4.pause(event);
         }).on(Event.MOUSELEAVE, function (event) {
           return _this4.cycle(event);
         });
+        if ('ontouchstart' in document.documentElement) {
+          // if it's a touch-enabled device, mouseenter/leave are fired as
+          // part of the mouse compatibility events on first tap - the carousel
+          // would stop cycling until user tapped out of it;
+          // here, we listen for touchend, explicitly pause the carousel
+          // (as if it's the second time we tap on it, mouseenter compat event
+          // is NOT fired) and after a timeout (to allow for mouse compatibility
+          // events to fire) we explicitly restart cycling
+          $(this._element).on(Event.TOUCHEND, function () {
+            _this4.pause();
+            if (_this4.touchTimeout) {
+              clearTimeout(_this4.touchTimeout);
+            }
+            _this4.touchTimeout = setTimeout(function (event) {
+              return _this4.cycle(event);
+            }, TOUCHEVENT_COMPAT_WAIT + _this4._config.interval);
+          });
+        }
       }
     };
 
@@ -2584,7 +799,7 @@ var Carousel = function ($) {
 
     Carousel.prototype._getItemByDirection = function _getItemByDirection(direction, activeElement) {
       var isNextDirection = direction === Direction.NEXT;
-      var isPrevDirection = direction === Direction.PREVIOUS;
+      var isPrevDirection = direction === Direction.PREV;
       var activeIndex = this._getItemIndex(activeElement);
       var lastItemIndex = this._items.length - 1;
       var isGoingToWrap = isPrevDirection && activeIndex === 0 || isNextDirection && activeIndex === lastItemIndex;
@@ -2593,16 +808,20 @@ var Carousel = function ($) {
         return activeElement;
       }
 
-      var delta = direction === Direction.PREVIOUS ? -1 : 1;
+      var delta = direction === Direction.PREV ? -1 : 1;
       var itemIndex = (activeIndex + delta) % this._items.length;
 
       return itemIndex === -1 ? this._items[this._items.length - 1] : this._items[itemIndex];
     };
 
     Carousel.prototype._triggerSlideEvent = function _triggerSlideEvent(relatedTarget, eventDirectionName) {
+      var targetIndex = this._getItemIndex(relatedTarget);
+      var fromIndex = this._getItemIndex($(this._element).find(Selector.ACTIVE_ITEM)[0]);
       var slideEvent = $.Event(Event.SLIDE, {
         relatedTarget: relatedTarget,
-        direction: eventDirectionName
+        direction: eventDirectionName,
+        from: fromIndex,
+        to: targetIndex
       });
 
       $(this._element).trigger(slideEvent);
@@ -2626,8 +845,9 @@ var Carousel = function ($) {
       var _this5 = this;
 
       var activeElement = $(this._element).find(Selector.ACTIVE_ITEM)[0];
+      var activeElementIndex = this._getItemIndex(activeElement);
       var nextElement = element || activeElement && this._getItemByDirection(direction, activeElement);
-
+      var nextElementIndex = this._getItemIndex(nextElement);
       var isCycling = Boolean(this._interval);
 
       var directionalClassName = void 0;
@@ -2669,7 +889,9 @@ var Carousel = function ($) {
 
       var slidEvent = $.Event(Event.SLID, {
         relatedTarget: nextElement,
-        direction: eventDirectionName
+        direction: eventDirectionName,
+        from: activeElementIndex,
+        to: nextElementIndex
       });
 
       if (Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.SLIDE)) {
@@ -2814,7 +1036,7 @@ var Carousel = function ($) {
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.6): collapse.js
+ * Bootstrap (v4.0.0-beta): collapse.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
@@ -2828,7 +1050,7 @@ var Collapse = function ($) {
    */
 
   var NAME = 'collapse';
-  var VERSION = '4.0.0-alpha.6';
+  var VERSION = '4.0.0-beta';
   var DATA_KEY = 'bs.collapse';
   var EVENT_KEY = '.' + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -2866,16 +1088,16 @@ var Collapse = function ($) {
   };
 
   var Selector = {
-    ACTIVES: '.card > .show, .card > .collapsing',
+    ACTIVES: '.show, .collapsing',
     DATA_TOGGLE: '[data-toggle="collapse"]'
+
+    /**
+     * ------------------------------------------------------------------------
+     * Class Definition
+     * ------------------------------------------------------------------------
+     */
+
   };
-
-  /**
-   * ------------------------------------------------------------------------
-   * Class Definition
-   * ------------------------------------------------------------------------
-   */
-
   var Collapse = function () {
     function Collapse(element, config) {
       _classCallCheck(this, Collapse);
@@ -2884,6 +1106,14 @@ var Collapse = function ($) {
       this._element = element;
       this._config = this._getConfig(config);
       this._triggerArray = $.makeArray($('[data-toggle="collapse"][href="#' + element.id + '"],' + ('[data-toggle="collapse"][data-target="#' + element.id + '"]')));
+      var tabToggles = $(Selector.DATA_TOGGLE);
+      for (var i = 0; i < tabToggles.length; i++) {
+        var elem = tabToggles[i];
+        var selector = Util.getSelectorFromElement(elem);
+        if (selector !== null && $(selector).filter(element).length > 0) {
+          this._triggerArray.push(elem);
+        }
+      }
 
       this._parent = this._config.parent ? this._getParent() : null;
 
@@ -2911,11 +1141,7 @@ var Collapse = function ($) {
     Collapse.prototype.show = function show() {
       var _this6 = this;
 
-      if (this._isTransitioning) {
-        throw new Error('Collapse is transitioning');
-      }
-
-      if ($(this._element).hasClass(ClassName.SHOW)) {
+      if (this._isTransitioning || $(this._element).hasClass(ClassName.SHOW)) {
         return;
       }
 
@@ -2923,7 +1149,7 @@ var Collapse = function ($) {
       var activesData = void 0;
 
       if (this._parent) {
-        actives = $.makeArray($(this._parent).find(Selector.ACTIVES));
+        actives = $.makeArray($(this._parent).children().children(Selector.ACTIVES));
         if (!actives.length) {
           actives = null;
         }
@@ -2954,7 +1180,6 @@ var Collapse = function ($) {
       $(this._element).removeClass(ClassName.COLLAPSE).addClass(ClassName.COLLAPSING);
 
       this._element.style[dimension] = 0;
-      this._element.setAttribute('aria-expanded', true);
 
       if (this._triggerArray.length) {
         $(this._triggerArray).removeClass(ClassName.COLLAPSED).attr('aria-expanded', true);
@@ -2988,11 +1213,7 @@ var Collapse = function ($) {
     Collapse.prototype.hide = function hide() {
       var _this7 = this;
 
-      if (this._isTransitioning) {
-        throw new Error('Collapse is transitioning');
-      }
-
-      if (!$(this._element).hasClass(ClassName.SHOW)) {
+      if (this._isTransitioning || !$(this._element).hasClass(ClassName.SHOW)) {
         return;
       }
 
@@ -3003,18 +1224,24 @@ var Collapse = function ($) {
       }
 
       var dimension = this._getDimension();
-      var offsetDimension = dimension === Dimension.WIDTH ? 'offsetWidth' : 'offsetHeight';
 
-      this._element.style[dimension] = this._element[offsetDimension] + 'px';
+      this._element.style[dimension] = this._element.getBoundingClientRect()[dimension] + 'px';
 
       Util.reflow(this._element);
 
       $(this._element).addClass(ClassName.COLLAPSING).removeClass(ClassName.COLLAPSE).removeClass(ClassName.SHOW);
 
-      this._element.setAttribute('aria-expanded', false);
-
       if (this._triggerArray.length) {
-        $(this._triggerArray).addClass(ClassName.COLLAPSED).attr('aria-expanded', false);
+        for (var i = 0; i < this._triggerArray.length; i++) {
+          var trigger = this._triggerArray[i];
+          var selector = Util.getSelectorFromElement(trigger);
+          if (selector !== null) {
+            var $elem = $(selector);
+            if (!$elem.hasClass(ClassName.SHOW)) {
+              $(trigger).addClass(ClassName.COLLAPSED).attr('aria-expanded', false);
+            }
+          }
+        }
       }
 
       this.setTransitioning(true);
@@ -3078,7 +1305,6 @@ var Collapse = function ($) {
     Collapse.prototype._addAriaAndCollapsedClass = function _addAriaAndCollapsedClass(element, triggerArray) {
       if (element) {
         var isOpen = $(element).hasClass(ClassName.SHOW);
-        element.setAttribute('aria-expanded', isOpen);
 
         if (triggerArray.length) {
           $(triggerArray).toggleClass(ClassName.COLLAPSED, !isOpen).attr('aria-expanded', isOpen);
@@ -3139,13 +1365,18 @@ var Collapse = function ($) {
    */
 
   $(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
-    event.preventDefault();
+    if (!/input|textarea/i.test(event.target.tagName)) {
+      event.preventDefault();
+    }
 
-    var target = Collapse._getTargetFromElement(this);
-    var data = $(target).data(DATA_KEY);
-    var config = data ? 'toggle' : $(this).data();
-
-    Collapse._jQueryInterface.call($(target), config);
+    var $trigger = $(this);
+    var selector = Util.getSelectorFromElement(this);
+    $(selector).each(function () {
+      var $target = $(this);
+      var data = $target.data(DATA_KEY);
+      var config = data ? 'toggle' : $trigger.data();
+      Collapse._jQueryInterface.call($target, config);
+    });
   });
 
   /**
@@ -3164,15 +1395,25 @@ var Collapse = function ($) {
   return Collapse;
 }(jQuery);
 
+/* global Popper */
+
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.6): dropdown.js
+ * Bootstrap (v4.0.0-beta): dropdown.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
 
 var Dropdown = function ($) {
 
+  /**
+   * Check for Popper dependency
+   * Popper - https://popper.js.org
+   */
+  if (typeof Popper === 'undefined') {
+    throw new Error('Bootstrap dropdown require Popper.js (https://popper.js.org)');
+  }
+
   /**
    * ------------------------------------------------------------------------
    * Constants
@@ -3180,15 +1421,18 @@ var Dropdown = function ($) {
    */
 
   var NAME = 'dropdown';
-  var VERSION = '4.0.0-alpha.6';
+  var VERSION = '4.0.0-beta';
   var DATA_KEY = 'bs.dropdown';
   var EVENT_KEY = '.' + DATA_KEY;
   var DATA_API_KEY = '.data-api';
   var JQUERY_NO_CONFLICT = $.fn[NAME];
   var ESCAPE_KEYCODE = 27; // KeyboardEvent.which value for Escape (Esc) key
+  var SPACE_KEYCODE = 32; // KeyboardEvent.which value for space key
+  var TAB_KEYCODE = 9; // KeyboardEvent.which value for tab key
   var ARROW_UP_KEYCODE = 38; // KeyboardEvent.which value for up arrow key
   var ARROW_DOWN_KEYCODE = 40; // KeyboardEvent.which value for down arrow key
   var RIGHT_MOUSE_BUTTON_WHICH = 3; // MouseEvent.which value for the right button (assuming a right-handed mouse)
+  var REGEXP_KEYDOWN = new RegExp(ARROW_UP_KEYCODE + '|' + ARROW_DOWN_KEYCODE + '|' + ESCAPE_KEYCODE);
 
   var Event = {
     HIDE: 'hide' + EVENT_KEY,
@@ -3197,37 +1441,60 @@ var Dropdown = function ($) {
     SHOWN: 'shown' + EVENT_KEY,
     CLICK: 'click' + EVENT_KEY,
     CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY,
-    FOCUSIN_DATA_API: 'focusin' + EVENT_KEY + DATA_API_KEY,
-    KEYDOWN_DATA_API: 'keydown' + EVENT_KEY + DATA_API_KEY
+    KEYDOWN_DATA_API: 'keydown' + EVENT_KEY + DATA_API_KEY,
+    KEYUP_DATA_API: 'keyup' + EVENT_KEY + DATA_API_KEY
   };
 
   var ClassName = {
-    BACKDROP: 'dropdown-backdrop',
     DISABLED: 'disabled',
-    SHOW: 'show'
+    SHOW: 'show',
+    DROPUP: 'dropup',
+    MENURIGHT: 'dropdown-menu-right',
+    MENULEFT: 'dropdown-menu-left'
   };
 
   var Selector = {
-    BACKDROP: '.dropdown-backdrop',
     DATA_TOGGLE: '[data-toggle="dropdown"]',
     FORM_CHILD: '.dropdown form',
-    ROLE_MENU: '[role="menu"]',
-    ROLE_LISTBOX: '[role="listbox"]',
+    MENU: '.dropdown-menu',
     NAVBAR_NAV: '.navbar-nav',
-    VISIBLE_ITEMS: '[role="menu"] li:not(.disabled) a, ' + '[role="listbox"] li:not(.disabled) a'
+    VISIBLE_ITEMS: '.dropdown-menu .dropdown-item:not(.disabled)'
   };
 
-  /**
-   * ------------------------------------------------------------------------
-   * Class Definition
-   * ------------------------------------------------------------------------
-   */
+  var AttachmentMap = {
+    TOP: 'top-start',
+    TOPEND: 'top-end',
+    BOTTOM: 'bottom-start',
+    BOTTOMEND: 'bottom-end'
+  };
 
+  var Default = {
+    placement: AttachmentMap.BOTTOM,
+    offset: 0,
+    flip: true
+  };
+
+  var DefaultType = {
+    placement: 'string',
+    offset: '(number|string)',
+    flip: 'boolean'
+
+    /**
+     * ------------------------------------------------------------------------
+     * Class Definition
+     * ------------------------------------------------------------------------
+     */
+
+  };
   var Dropdown = function () {
-    function Dropdown(element) {
+    function Dropdown(element, config) {
       _classCallCheck(this, Dropdown);
 
       this._element = element;
+      this._popper = null;
+      this._config = this._getConfig(config);
+      this._menu = this._getMenuElement();
+      this._inNavbar = this._detectNavbar();
 
       this._addEventListeners();
     }
@@ -3237,58 +1504,144 @@ var Dropdown = function ($) {
     // public
 
     Dropdown.prototype.toggle = function toggle() {
-      if (this.disabled || $(this).hasClass(ClassName.DISABLED)) {
-        return false;
+      if (this._element.disabled || $(this._element).hasClass(ClassName.DISABLED)) {
+        return;
       }
 
-      var parent = Dropdown._getParentFromElement(this);
-      var isActive = $(parent).hasClass(ClassName.SHOW);
+      var parent = Dropdown._getParentFromElement(this._element);
+      var isActive = $(this._menu).hasClass(ClassName.SHOW);
 
       Dropdown._clearMenus();
 
       if (isActive) {
-        return false;
-      }
-
-      if ('ontouchstart' in document.documentElement && !$(parent).closest(Selector.NAVBAR_NAV).length) {
-
-        // if mobile we use a backdrop because click events don't delegate
-        var dropdown = document.createElement('div');
-        dropdown.className = ClassName.BACKDROP;
-        $(dropdown).insertBefore(this);
-        $(dropdown).on('click', Dropdown._clearMenus);
+        return;
       }
 
       var relatedTarget = {
-        relatedTarget: this
+        relatedTarget: this._element
       };
       var showEvent = $.Event(Event.SHOW, relatedTarget);
 
       $(parent).trigger(showEvent);
 
       if (showEvent.isDefaultPrevented()) {
-        return false;
+        return;
       }
 
-      this.focus();
-      this.setAttribute('aria-expanded', true);
+      var element = this._element;
+      // for dropup with alignment we use the parent as popper container
+      if ($(parent).hasClass(ClassName.DROPUP)) {
+        if ($(this._menu).hasClass(ClassName.MENULEFT) || $(this._menu).hasClass(ClassName.MENURIGHT)) {
+          element = parent;
+        }
+      }
+      this._popper = new Popper(element, this._menu, this._getPopperConfig());
 
-      $(parent).toggleClass(ClassName.SHOW);
-      $(parent).trigger($.Event(Event.SHOWN, relatedTarget));
+      // if this is a touch-enabled device we add extra
+      // empty mouseover listeners to the body's immediate children;
+      // only needed because of broken event delegation on iOS
+      // https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html
+      if ('ontouchstart' in document.documentElement && !$(parent).closest(Selector.NAVBAR_NAV).length) {
+        $('body').children().on('mouseover', null, $.noop);
+      }
 
-      return false;
+      this._element.focus();
+      this._element.setAttribute('aria-expanded', true);
+
+      $(this._menu).toggleClass(ClassName.SHOW);
+      $(parent).toggleClass(ClassName.SHOW).trigger($.Event(Event.SHOWN, relatedTarget));
     };
 
     Dropdown.prototype.dispose = function dispose() {
       $.removeData(this._element, DATA_KEY);
       $(this._element).off(EVENT_KEY);
       this._element = null;
+      this._menu = null;
+      if (this._popper !== null) {
+        this._popper.destroy();
+      }
+      this._popper = null;
+    };
+
+    Dropdown.prototype.update = function update() {
+      this._inNavbar = this._detectNavbar();
+      if (this._popper !== null) {
+        this._popper.scheduleUpdate();
+      }
     };
 
     // private
 
     Dropdown.prototype._addEventListeners = function _addEventListeners() {
-      $(this._element).on(Event.CLICK, this.toggle);
+      var _this9 = this;
+
+      $(this._element).on(Event.CLICK, function (event) {
+        event.preventDefault();
+        event.stopPropagation();
+        _this9.toggle();
+      });
+    };
+
+    Dropdown.prototype._getConfig = function _getConfig(config) {
+      var elementData = $(this._element).data();
+      if (elementData.placement !== undefined) {
+        elementData.placement = AttachmentMap[elementData.placement.toUpperCase()];
+      }
+
+      config = $.extend({}, this.constructor.Default, $(this._element).data(), config);
+
+      Util.typeCheckConfig(NAME, config, this.constructor.DefaultType);
+
+      return config;
+    };
+
+    Dropdown.prototype._getMenuElement = function _getMenuElement() {
+      if (!this._menu) {
+        var parent = Dropdown._getParentFromElement(this._element);
+        this._menu = $(parent).find(Selector.MENU)[0];
+      }
+      return this._menu;
+    };
+
+    Dropdown.prototype._getPlacement = function _getPlacement() {
+      var $parentDropdown = $(this._element).parent();
+      var placement = this._config.placement;
+
+      // Handle dropup
+      if ($parentDropdown.hasClass(ClassName.DROPUP) || this._config.placement === AttachmentMap.TOP) {
+        placement = AttachmentMap.TOP;
+        if ($(this._menu).hasClass(ClassName.MENURIGHT)) {
+          placement = AttachmentMap.TOPEND;
+        }
+      } else if ($(this._menu).hasClass(ClassName.MENURIGHT)) {
+        placement = AttachmentMap.BOTTOMEND;
+      }
+      return placement;
+    };
+
+    Dropdown.prototype._detectNavbar = function _detectNavbar() {
+      return $(this._element).closest('.navbar').length > 0;
+    };
+
+    Dropdown.prototype._getPopperConfig = function _getPopperConfig() {
+      var popperConfig = {
+        placement: this._getPlacement(),
+        modifiers: {
+          offset: {
+            offset: this._config.offset
+          },
+          flip: {
+            enabled: this._config.flip
+          }
+        }
+
+        // Disable Popper.js for Dropdown in Navbar
+      };if (this._inNavbar) {
+        popperConfig.modifiers.applyStyle = {
+          enabled: !this._inNavbar
+        };
+      }
+      return popperConfig;
     };
 
     // static
@@ -3296,9 +1649,10 @@ var Dropdown = function ($) {
     Dropdown._jQueryInterface = function _jQueryInterface(config) {
       return this.each(function () {
         var data = $(this).data(DATA_KEY);
+        var _config = (typeof config === 'undefined' ? 'undefined' : _typeof(config)) === 'object' ? config : null;
 
         if (!data) {
-          data = new Dropdown(this);
+          data = new Dropdown(this, _config);
           $(this).data(DATA_KEY, data);
         }
 
@@ -3306,34 +1660,34 @@ var Dropdown = function ($) {
           if (data[config] === undefined) {
             throw new Error('No method named "' + config + '"');
           }
-          data[config].call(this);
+          data[config]();
         }
       });
     };
 
     Dropdown._clearMenus = function _clearMenus(event) {
-      if (event && event.which === RIGHT_MOUSE_BUTTON_WHICH) {
+      if (event && (event.which === RIGHT_MOUSE_BUTTON_WHICH || event.type === 'keyup' && event.which !== TAB_KEYCODE)) {
         return;
       }
 
-      var backdrop = $(Selector.BACKDROP)[0];
-      if (backdrop) {
-        backdrop.parentNode.removeChild(backdrop);
-      }
-
       var toggles = $.makeArray($(Selector.DATA_TOGGLE));
-
       for (var i = 0; i < toggles.length; i++) {
         var parent = Dropdown._getParentFromElement(toggles[i]);
+        var context = $(toggles[i]).data(DATA_KEY);
         var relatedTarget = {
           relatedTarget: toggles[i]
         };
 
+        if (!context) {
+          continue;
+        }
+
+        var dropdownMenu = context._menu;
         if (!$(parent).hasClass(ClassName.SHOW)) {
           continue;
         }
 
-        if (event && (event.type === 'click' && /input|textarea/i.test(event.target.tagName) || event.type === 'focusin') && $.contains(parent, event.target)) {
+        if (event && (event.type === 'click' && /input|textarea/i.test(event.target.tagName) || event.type === 'keyup' && event.which === TAB_KEYCODE) && $.contains(parent, event.target)) {
           continue;
         }
 
@@ -3343,8 +1697,15 @@ var Dropdown = function ($) {
           continue;
         }
 
+        // if this is a touch-enabled device we remove the extra
+        // empty mouseover listeners we added for iOS support
+        if ('ontouchstart' in document.documentElement) {
+          $('body').children().off('mouseover', null, $.noop);
+        }
+
         toggles[i].setAttribute('aria-expanded', 'false');
 
+        $(dropdownMenu).removeClass(ClassName.SHOW);
         $(parent).removeClass(ClassName.SHOW).trigger($.Event(Event.HIDDEN, relatedTarget));
       }
     };
@@ -3361,7 +1722,7 @@ var Dropdown = function ($) {
     };
 
     Dropdown._dataApiKeydownHandler = function _dataApiKeydownHandler(event) {
-      if (!/(38|40|27|32)/.test(event.which) || /input|textarea/i.test(event.target.tagName)) {
+      if (!REGEXP_KEYDOWN.test(event.which) || /button/i.test(event.target.tagName) && event.which === SPACE_KEYCODE || /input|textarea/i.test(event.target.tagName)) {
         return;
       }
 
@@ -3375,7 +1736,7 @@ var Dropdown = function ($) {
       var parent = Dropdown._getParentFromElement(this);
       var isActive = $(parent).hasClass(ClassName.SHOW);
 
-      if (!isActive && event.which !== ESCAPE_KEYCODE || isActive && event.which === ESCAPE_KEYCODE) {
+      if (!isActive && (event.which !== ESCAPE_KEYCODE || event.which !== SPACE_KEYCODE) || isActive && (event.which === ESCAPE_KEYCODE || event.which === SPACE_KEYCODE)) {
 
         if (event.which === ESCAPE_KEYCODE) {
           var toggle = $(parent).find(Selector.DATA_TOGGLE)[0];
@@ -3416,6 +1777,16 @@ var Dropdown = function ($) {
       get: function get() {
         return VERSION;
       }
+    }, {
+      key: 'Default',
+      get: function get() {
+        return Default;
+      }
+    }, {
+      key: 'DefaultType',
+      get: function get() {
+        return DefaultType;
+      }
     }]);
 
     return Dropdown;
@@ -3427,7 +1798,11 @@ var Dropdown = function ($) {
    * ------------------------------------------------------------------------
    */
 
-  $(document).on(Event.KEYDOWN_DATA_API, Selector.DATA_TOGGLE, Dropdown._dataApiKeydownHandler).on(Event.KEYDOWN_DATA_API, Selector.ROLE_MENU, Dropdown._dataApiKeydownHandler).on(Event.KEYDOWN_DATA_API, Selector.ROLE_LISTBOX, Dropdown._dataApiKeydownHandler).on(Event.CLICK_DATA_API + ' ' + Event.FOCUSIN_DATA_API, Dropdown._clearMenus).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, Dropdown.prototype.toggle).on(Event.CLICK_DATA_API, Selector.FORM_CHILD, function (e) {
+  $(document).on(Event.KEYDOWN_DATA_API, Selector.DATA_TOGGLE, Dropdown._dataApiKeydownHandler).on(Event.KEYDOWN_DATA_API, Selector.MENU, Dropdown._dataApiKeydownHandler).on(Event.CLICK_DATA_API + ' ' + Event.KEYUP_DATA_API, Dropdown._clearMenus).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
+    event.preventDefault();
+    event.stopPropagation();
+    Dropdown._jQueryInterface.call($(this), 'toggle');
+  }).on(Event.CLICK_DATA_API, Selector.FORM_CHILD, function (e) {
     e.stopPropagation();
   });
 
@@ -3449,7 +1824,7 @@ var Dropdown = function ($) {
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.6): modal.js
+ * Bootstrap (v4.0.0-beta): modal.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
@@ -3463,7 +1838,7 @@ var Modal = function ($) {
    */
 
   var NAME = 'modal';
-  var VERSION = '4.0.0-alpha.6';
+  var VERSION = '4.0.0-beta';
   var DATA_KEY = 'bs.modal';
   var EVENT_KEY = '.' + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -3512,15 +1887,16 @@ var Modal = function ($) {
     DIALOG: '.modal-dialog',
     DATA_TOGGLE: '[data-toggle="modal"]',
     DATA_DISMISS: '[data-dismiss="modal"]',
-    FIXED_CONTENT: '.fixed-top, .fixed-bottom, .is-fixed, .sticky-top'
+    FIXED_CONTENT: '.fixed-top, .fixed-bottom, .is-fixed, .sticky-top',
+    NAVBAR_TOGGLER: '.navbar-toggler'
+
+    /**
+     * ------------------------------------------------------------------------
+     * Class Definition
+     * ------------------------------------------------------------------------
+     */
+
   };
-
-  /**
-   * ------------------------------------------------------------------------
-   * Class Definition
-   * ------------------------------------------------------------------------
-   */
-
   var Modal = function () {
     function Modal(element, config) {
       _classCallCheck(this, Modal);
@@ -3532,7 +1908,6 @@ var Modal = function ($) {
       this._isShown = false;
       this._isBodyOverflowing = false;
       this._ignoreBackdropClick = false;
-      this._isTransitioning = false;
       this._originalBodyPadding = 0;
       this._scrollbarWidth = 0;
     }
@@ -3546,15 +1921,16 @@ var Modal = function ($) {
     };
 
     Modal.prototype.show = function show(relatedTarget) {
-      var _this9 = this;
+      var _this10 = this;
 
       if (this._isTransitioning) {
-        throw new Error('Modal is transitioning');
+        return;
       }
 
       if (Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE)) {
         this._isTransitioning = true;
       }
+
       var showEvent = $.Event(Event.SHOW, {
         relatedTarget: relatedTarget
       });
@@ -3576,39 +1952,41 @@ var Modal = function ($) {
       this._setResizeEvent();
 
       $(this._element).on(Event.CLICK_DISMISS, Selector.DATA_DISMISS, function (event) {
-        return _this9.hide(event);
+        return _this10.hide(event);
       });
 
       $(this._dialog).on(Event.MOUSEDOWN_DISMISS, function () {
-        $(_this9._element).one(Event.MOUSEUP_DISMISS, function (event) {
-          if ($(event.target).is(_this9._element)) {
-            _this9._ignoreBackdropClick = true;
+        $(_this10._element).one(Event.MOUSEUP_DISMISS, function (event) {
+          if ($(event.target).is(_this10._element)) {
+            _this10._ignoreBackdropClick = true;
           }
         });
       });
 
       this._showBackdrop(function () {
-        return _this9._showElement(relatedTarget);
+        return _this10._showElement(relatedTarget);
       });
     };
 
     Modal.prototype.hide = function hide(event) {
-      var _this10 = this;
+      var _this11 = this;
 
       if (event) {
         event.preventDefault();
       }
 
-      if (this._isTransitioning) {
-        throw new Error('Modal is transitioning');
+      if (this._isTransitioning || !this._isShown) {
+        return;
       }
 
       var transition = Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE);
+
       if (transition) {
         this._isTransitioning = true;
       }
 
       var hideEvent = $.Event(Event.HIDE);
+
       $(this._element).trigger(hideEvent);
 
       if (!this._isShown || hideEvent.isDefaultPrevented()) {
@@ -3628,8 +2006,9 @@ var Modal = function ($) {
       $(this._dialog).off(Event.MOUSEDOWN_DISMISS);
 
       if (transition) {
+
         $(this._element).one(Util.TRANSITION_END, function (event) {
-          return _this10._hideModal(event);
+          return _this11._hideModal(event);
         }).emulateTransitionEnd(TRANSITION_DURATION);
       } else {
         this._hideModal();
@@ -3648,10 +2027,13 @@ var Modal = function ($) {
       this._isShown = null;
       this._isBodyOverflowing = null;
       this._ignoreBackdropClick = null;
-      this._originalBodyPadding = null;
       this._scrollbarWidth = null;
     };
 
+    Modal.prototype.handleUpdate = function handleUpdate() {
+      this._adjustDialog();
+    };
+
     // private
 
     Modal.prototype._getConfig = function _getConfig(config) {
@@ -3661,7 +2043,7 @@ var Modal = function ($) {
     };
 
     Modal.prototype._showElement = function _showElement(relatedTarget) {
-      var _this11 = this;
+      var _this12 = this;
 
       var transition = Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE);
 
@@ -3689,11 +2071,11 @@ var Modal = function ($) {
       });
 
       var transitionComplete = function transitionComplete() {
-        if (_this11._config.focus) {
-          _this11._element.focus();
+        if (_this12._config.focus) {
+          _this12._element.focus();
         }
-        _this11._isTransitioning = false;
-        $(_this11._element).trigger(shownEvent);
+        _this12._isTransitioning = false;
+        $(_this12._element).trigger(shownEvent);
       };
 
       if (transition) {
@@ -3704,23 +2086,24 @@ var Modal = function ($) {
     };
 
     Modal.prototype._enforceFocus = function _enforceFocus() {
-      var _this12 = this;
+      var _this13 = this;
 
       $(document).off(Event.FOCUSIN) // guard against infinite focus loop
       .on(Event.FOCUSIN, function (event) {
-        if (document !== event.target && _this12._element !== event.target && !$(_this12._element).has(event.target).length) {
-          _this12._element.focus();
+        if (document !== event.target && _this13._element !== event.target && !$(_this13._element).has(event.target).length) {
+          _this13._element.focus();
         }
       });
     };
 
     Modal.prototype._setEscapeEvent = function _setEscapeEvent() {
-      var _this13 = this;
+      var _this14 = this;
 
       if (this._isShown && this._config.keyboard) {
         $(this._element).on(Event.KEYDOWN_DISMISS, function (event) {
           if (event.which === ESCAPE_KEYCODE) {
-            _this13.hide();
+            event.preventDefault();
+            _this14.hide();
           }
         });
       } else if (!this._isShown) {
@@ -3729,11 +2112,11 @@ var Modal = function ($) {
     };
 
     Modal.prototype._setResizeEvent = function _setResizeEvent() {
-      var _this14 = this;
+      var _this15 = this;
 
       if (this._isShown) {
         $(window).on(Event.RESIZE, function (event) {
-          return _this14._handleUpdate(event);
+          return _this15.handleUpdate(event);
         });
       } else {
         $(window).off(Event.RESIZE);
@@ -3741,16 +2124,16 @@ var Modal = function ($) {
     };
 
     Modal.prototype._hideModal = function _hideModal() {
-      var _this15 = this;
+      var _this16 = this;
 
       this._element.style.display = 'none';
-      this._element.setAttribute('aria-hidden', 'true');
+      this._element.setAttribute('aria-hidden', true);
       this._isTransitioning = false;
       this._showBackdrop(function () {
         $(document.body).removeClass(ClassName.OPEN);
-        _this15._resetAdjustments();
-        _this15._resetScrollbar();
-        $(_this15._element).trigger(Event.HIDDEN);
+        _this16._resetAdjustments();
+        _this16._resetScrollbar();
+        $(_this16._element).trigger(Event.HIDDEN);
       });
     };
 
@@ -3762,7 +2145,7 @@ var Modal = function ($) {
     };
 
     Modal.prototype._showBackdrop = function _showBackdrop(callback) {
-      var _this16 = this;
+      var _this17 = this;
 
       var animate = $(this._element).hasClass(ClassName.FADE) ? ClassName.FADE : '';
 
@@ -3779,17 +2162,17 @@ var Modal = function ($) {
         $(this._backdrop).appendTo(document.body);
 
         $(this._element).on(Event.CLICK_DISMISS, function (event) {
-          if (_this16._ignoreBackdropClick) {
-            _this16._ignoreBackdropClick = false;
+          if (_this17._ignoreBackdropClick) {
+            _this17._ignoreBackdropClick = false;
             return;
           }
           if (event.target !== event.currentTarget) {
             return;
           }
-          if (_this16._config.backdrop === 'static') {
-            _this16._element.focus();
+          if (_this17._config.backdrop === 'static') {
+            _this17._element.focus();
           } else {
-            _this16.hide();
+            _this17.hide();
           }
         });
 
@@ -3813,7 +2196,7 @@ var Modal = function ($) {
         $(this._backdrop).removeClass(ClassName.SHOW);
 
         var callbackRemove = function callbackRemove() {
-          _this16._removeBackdrop();
+          _this17._removeBackdrop();
           if (callback) {
             callback();
           }
@@ -3834,10 +2217,6 @@ var Modal = function ($) {
     // todo (fat): these should probably be refactored out of modal.js
     // ----------------------------------------------------------------------
 
-    Modal.prototype._handleUpdate = function _handleUpdate() {
-      this._adjustDialog();
-    };
-
     Modal.prototype._adjustDialog = function _adjustDialog() {
       var isModalOverflowing = this._element.scrollHeight > document.documentElement.clientHeight;
 
@@ -3861,17 +2240,55 @@ var Modal = function ($) {
     };
 
     Modal.prototype._setScrollbar = function _setScrollbar() {
-      var bodyPadding = parseInt($(Selector.FIXED_CONTENT).css('padding-right') || 0, 10);
-
-      this._originalBodyPadding = document.body.style.paddingRight || '';
+      var _this18 = this;
 
       if (this._isBodyOverflowing) {
-        document.body.style.paddingRight = bodyPadding + this._scrollbarWidth + 'px';
+        // Note: DOMNode.style.paddingRight returns the actual value or '' if not set
+        //   while $(DOMNode).css('padding-right') returns the calculated value or 0 if not set
+
+        // Adjust fixed content padding
+        $(Selector.FIXED_CONTENT).each(function (index, element) {
+          var actualPadding = $(element)[0].style.paddingRight;
+          var calculatedPadding = $(element).css('padding-right');
+          $(element).data('padding-right', actualPadding).css('padding-right', parseFloat(calculatedPadding) + _this18._scrollbarWidth + 'px');
+        });
+
+        // Adjust navbar-toggler margin
+        $(Selector.NAVBAR_TOGGLER).each(function (index, element) {
+          var actualMargin = $(element)[0].style.marginRight;
+          var calculatedMargin = $(element).css('margin-right');
+          $(element).data('margin-right', actualMargin).css('margin-right', parseFloat(calculatedMargin) + _this18._scrollbarWidth + 'px');
+        });
+
+        // Adjust body padding
+        var actualPadding = document.body.style.paddingRight;
+        var calculatedPadding = $('body').css('padding-right');
+        $('body').data('padding-right', actualPadding).css('padding-right', parseFloat(calculatedPadding) + this._scrollbarWidth + 'px');
       }
     };
 
     Modal.prototype._resetScrollbar = function _resetScrollbar() {
-      document.body.style.paddingRight = this._originalBodyPadding;
+      // Restore fixed content padding
+      $(Selector.FIXED_CONTENT).each(function (index, element) {
+        var padding = $(element).data('padding-right');
+        if (typeof padding !== 'undefined') {
+          $(element).css('padding-right', padding).removeData('padding-right');
+        }
+      });
+
+      // Restore navbar-toggler margin
+      $(Selector.NAVBAR_TOGGLER).each(function (index, element) {
+        var margin = $(element).data('margin-right');
+        if (typeof margin !== 'undefined') {
+          $(element).css('margin-right', margin).removeData('margin-right');
+        }
+      });
+
+      // Restore body padding
+      var padding = $('body').data('padding-right');
+      if (typeof padding !== 'undefined') {
+        $('body').css('padding-right', padding).removeData('padding-right');
+      }
     };
 
     Modal.prototype._getScrollbarWidth = function _getScrollbarWidth() {
@@ -3879,7 +2296,7 @@ var Modal = function ($) {
       var scrollDiv = document.createElement('div');
       scrollDiv.className = ClassName.SCROLLBAR_MEASURER;
       document.body.appendChild(scrollDiv);
-      var scrollbarWidth = scrollDiv.offsetWidth - scrollDiv.clientWidth;
+      var scrollbarWidth = scrollDiv.getBoundingClientRect().width - scrollDiv.clientWidth;
       document.body.removeChild(scrollDiv);
       return scrollbarWidth;
     };
@@ -3929,7 +2346,7 @@ var Modal = function ($) {
    */
 
   $(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
-    var _this17 = this;
+    var _this19 = this;
 
     var target = void 0;
     var selector = Util.getSelectorFromElement(this);
@@ -3951,8 +2368,8 @@ var Modal = function ($) {
       }
 
       $target.one(Event.HIDDEN, function () {
-        if ($(_this17).is(':visible')) {
-          _this17.focus();
+        if ($(_this19).is(':visible')) {
+          _this19.focus();
         }
       });
     });
@@ -3978,7 +2395,7 @@ var Modal = function ($) {
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.6): scrollspy.js
+ * Bootstrap (v4.0.0-beta): scrollspy.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
@@ -3992,7 +2409,7 @@ var ScrollSpy = function ($) {
    */
 
   var NAME = 'scrollspy';
-  var VERSION = '4.0.0-alpha.6';
+  var VERSION = '4.0.0-beta';
   var DATA_KEY = 'bs.scrollspy';
   var EVENT_KEY = '.' + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -4019,18 +2436,15 @@ var ScrollSpy = function ($) {
   var ClassName = {
     DROPDOWN_ITEM: 'dropdown-item',
     DROPDOWN_MENU: 'dropdown-menu',
-    NAV_LINK: 'nav-link',
-    NAV: 'nav',
     ACTIVE: 'active'
   };
 
   var Selector = {
     DATA_SPY: '[data-spy="scroll"]',
     ACTIVE: '.active',
-    LIST_ITEM: '.list-item',
-    LI: 'li',
-    LI_DROPDOWN: 'li.dropdown',
+    NAV_LIST_GROUP: '.nav, .list-group',
     NAV_LINKS: '.nav-link',
+    LIST_ITEMS: '.list-group-item',
     DROPDOWN: '.dropdown',
     DROPDOWN_ITEMS: '.dropdown-item',
     DROPDOWN_TOGGLE: '.dropdown-toggle'
@@ -4039,31 +2453,31 @@ var ScrollSpy = function ($) {
   var OffsetMethod = {
     OFFSET: 'offset',
     POSITION: 'position'
+
+    /**
+     * ------------------------------------------------------------------------
+     * Class Definition
+     * ------------------------------------------------------------------------
+     */
+
   };
-
-  /**
-   * ------------------------------------------------------------------------
-   * Class Definition
-   * ------------------------------------------------------------------------
-   */
-
   var ScrollSpy = function () {
     function ScrollSpy(element, config) {
-      var _this18 = this;
+      var _this20 = this;
 
       _classCallCheck(this, ScrollSpy);
 
       this._element = element;
       this._scrollElement = element.tagName === 'BODY' ? window : element;
       this._config = this._getConfig(config);
-      this._selector = this._config.target + ' ' + Selector.NAV_LINKS + ',' + (this._config.target + ' ' + Selector.DROPDOWN_ITEMS);
+      this._selector = this._config.target + ' ' + Selector.NAV_LINKS + ',' + (this._config.target + ' ' + Selector.LIST_ITEMS + ',') + (this._config.target + ' ' + Selector.DROPDOWN_ITEMS);
       this._offsets = [];
       this._targets = [];
       this._activeTarget = null;
       this._scrollHeight = 0;
 
       $(this._scrollElement).on(Event.SCROLL, function (event) {
-        return _this18._process(event);
+        return _this20._process(event);
       });
 
       this.refresh();
@@ -4075,7 +2489,7 @@ var ScrollSpy = function ($) {
     // public
 
     ScrollSpy.prototype.refresh = function refresh() {
-      var _this19 = this;
+      var _this21 = this;
 
       var autoMethod = this._scrollElement !== this._scrollElement.window ? OffsetMethod.POSITION : OffsetMethod.OFFSET;
 
@@ -4098,9 +2512,12 @@ var ScrollSpy = function ($) {
           target = $(targetSelector)[0];
         }
 
-        if (target && (target.offsetWidth || target.offsetHeight)) {
-          // todo (fat): remove sketch reliance on jQuery position/offset
-          return [$(target)[offsetMethod]().top + offsetBase, targetSelector];
+        if (target) {
+          var targetBCR = target.getBoundingClientRect();
+          if (targetBCR.width || targetBCR.height) {
+            // todo (fat): remove sketch reliance on jQuery position/offset
+            return [$(target)[offsetMethod]().top + offsetBase, targetSelector];
+          }
         }
         return null;
       }).filter(function (item) {
@@ -4108,8 +2525,8 @@ var ScrollSpy = function ($) {
       }).sort(function (a, b) {
         return a[0] - b[0];
       }).forEach(function (item) {
-        _this19._offsets.push(item[0]);
-        _this19._targets.push(item[1]);
+        _this21._offsets.push(item[0]);
+        _this21._targets.push(item[1]);
       });
     };
 
@@ -4155,7 +2572,7 @@ var ScrollSpy = function ($) {
     };
 
     ScrollSpy.prototype._getOffsetHeight = function _getOffsetHeight() {
-      return this._scrollElement === window ? window.innerHeight : this._scrollElement.offsetHeight;
+      return this._scrollElement === window ? window.innerHeight : this._scrollElement.getBoundingClientRect().height;
     };
 
     ScrollSpy.prototype._process = function _process() {
@@ -4207,9 +2624,11 @@ var ScrollSpy = function ($) {
         $link.closest(Selector.DROPDOWN).find(Selector.DROPDOWN_TOGGLE).addClass(ClassName.ACTIVE);
         $link.addClass(ClassName.ACTIVE);
       } else {
-        // todo (fat) this is kinda sus...
-        // recursively add actives to tested nav-links
-        $link.parents(Selector.LI).find('> ' + Selector.NAV_LINKS).addClass(ClassName.ACTIVE);
+        // Set triggered link as active
+        $link.addClass(ClassName.ACTIVE);
+        // Set triggered links parents as active
+        // With both <ul> and <nav> markup a parent is the previous sibling of any nav ancestor
+        $link.parents(Selector.NAV_LIST_GROUP).prev(Selector.NAV_LINKS + ', ' + Selector.LIST_ITEMS).addClass(ClassName.ACTIVE);
       }
 
       $(this._scrollElement).trigger(Event.ACTIVATE, {
@@ -4290,7 +2709,7 @@ var ScrollSpy = function ($) {
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.6): tab.js
+ * Bootstrap (v4.0.0-beta): tab.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
@@ -4304,7 +2723,7 @@ var Tab = function ($) {
    */
 
   var NAME = 'tab';
-  var VERSION = '4.0.0-alpha.6';
+  var VERSION = '4.0.0-beta';
   var DATA_KEY = 'bs.tab';
   var EVENT_KEY = '.' + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -4328,24 +2747,20 @@ var Tab = function ($) {
   };
 
   var Selector = {
-    A: 'a',
-    LI: 'li',
     DROPDOWN: '.dropdown',
-    LIST: 'ul:not(.dropdown-menu), ol:not(.dropdown-menu), nav:not(.dropdown-menu)',
-    FADE_CHILD: '> .nav-item .fade, > .fade',
+    NAV_LIST_GROUP: '.nav, .list-group',
     ACTIVE: '.active',
-    ACTIVE_CHILD: '> .nav-item > .active, > .active',
-    DATA_TOGGLE: '[data-toggle="tab"], [data-toggle="pill"]',
+    DATA_TOGGLE: '[data-toggle="tab"], [data-toggle="pill"], [data-toggle="list"]',
     DROPDOWN_TOGGLE: '.dropdown-toggle',
     DROPDOWN_ACTIVE_CHILD: '> .dropdown-menu .active'
+
+    /**
+     * ------------------------------------------------------------------------
+     * Class Definition
+     * ------------------------------------------------------------------------
+     */
+
   };
-
-  /**
-   * ------------------------------------------------------------------------
-   * Class Definition
-   * ------------------------------------------------------------------------
-   */
-
   var Tab = function () {
     function Tab(element) {
       _classCallCheck(this, Tab);
@@ -4358,7 +2773,7 @@ var Tab = function ($) {
     // public
 
     Tab.prototype.show = function show() {
-      var _this20 = this;
+      var _this22 = this;
 
       if (this._element.parentNode && this._element.parentNode.nodeType === Node.ELEMENT_NODE && $(this._element).hasClass(ClassName.ACTIVE) || $(this._element).hasClass(ClassName.DISABLED)) {
         return;
@@ -4366,7 +2781,7 @@ var Tab = function ($) {
 
       var target = void 0;
       var previous = void 0;
-      var listElement = $(this._element).closest(Selector.LIST)[0];
+      var listElement = $(this._element).closest(Selector.NAV_LIST_GROUP)[0];
       var selector = Util.getSelectorFromElement(this._element);
 
       if (listElement) {
@@ -4400,7 +2815,7 @@ var Tab = function ($) {
 
       var complete = function complete() {
         var hiddenEvent = $.Event(Event.HIDDEN, {
-          relatedTarget: _this20._element
+          relatedTarget: _this22._element
         });
 
         var shownEvent = $.Event(Event.SHOWN, {
@@ -4408,7 +2823,7 @@ var Tab = function ($) {
         });
 
         $(previous).trigger(hiddenEvent);
-        $(_this20._element).trigger(shownEvent);
+        $(_this22._element).trigger(shownEvent);
       };
 
       if (target) {
@@ -4419,20 +2834,20 @@ var Tab = function ($) {
     };
 
     Tab.prototype.dispose = function dispose() {
-      $.removeClass(this._element, DATA_KEY);
+      $.removeData(this._element, DATA_KEY);
       this._element = null;
     };
 
     // private
 
     Tab.prototype._activate = function _activate(element, container, callback) {
-      var _this21 = this;
+      var _this23 = this;
 
-      var active = $(container).find(Selector.ACTIVE_CHILD)[0];
-      var isTransitioning = callback && Util.supportsTransitionEnd() && (active && $(active).hasClass(ClassName.FADE) || Boolean($(container).find(Selector.FADE_CHILD)[0]));
+      var active = $(container).find(Selector.ACTIVE)[0];
+      var isTransitioning = callback && Util.supportsTransitionEnd() && active && $(active).hasClass(ClassName.FADE);
 
       var complete = function complete() {
-        return _this21._transitionComplete(element, active, isTransitioning, callback);
+        return _this23._transitionComplete(element, active, isTransitioning, callback);
       };
 
       if (active && isTransitioning) {
@@ -4542,11 +2957,11 @@ var Tab = function ($) {
   return Tab;
 }(jQuery);
 
-/* global Tether */
+/* global Popper */
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.6): tooltip.js
+ * Bootstrap (v4.0.0-beta): tooltip.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
@@ -4554,11 +2969,11 @@ var Tab = function ($) {
 var Tooltip = function ($) {
 
   /**
-   * Check for Tether dependency
-   * Tether - http://tether.io/
+   * Check for Popper dependency
+   * Popper - https://popper.js.org
    */
-  if (typeof Tether === 'undefined') {
-    throw new Error('Bootstrap tooltips require Tether (http://tether.io/)');
+  if (typeof Popper === 'undefined') {
+    throw new Error('Bootstrap tooltips require Popper.js (https://popper.js.org)');
   }
 
   /**
@@ -4568,26 +2983,13 @@ var Tooltip = function ($) {
    */
 
   var NAME = 'tooltip';
-  var VERSION = '4.0.0-alpha.6';
+  var VERSION = '4.0.0-beta';
   var DATA_KEY = 'bs.tooltip';
   var EVENT_KEY = '.' + DATA_KEY;
   var JQUERY_NO_CONFLICT = $.fn[NAME];
   var TRANSITION_DURATION = 150;
-  var CLASS_PREFIX = 'bs-tether';
-
-  var Default = {
-    animation: true,
-    template: '<div class="tooltip" role="tooltip">' + '<div class="tooltip-inner"></div></div>',
-    trigger: 'hover focus',
-    title: '',
-    delay: 0,
-    html: false,
-    selector: false,
-    placement: 'top',
-    offset: '0 0',
-    constraints: [],
-    container: false
-  };
+  var CLASS_PREFIX = 'bs-tooltip';
+  var BSCLS_PREFIX_REGEX = new RegExp('(^|\\s)' + CLASS_PREFIX + '\\S+', 'g');
 
   var DefaultType = {
     animation: 'boolean',
@@ -4598,16 +3000,31 @@ var Tooltip = function ($) {
     html: 'boolean',
     selector: '(string|boolean)',
     placement: '(string|function)',
-    offset: 'string',
-    constraints: 'array',
-    container: '(string|element|boolean)'
+    offset: '(number|string)',
+    container: '(string|element|boolean)',
+    fallbackPlacement: '(string|array)'
   };
 
   var AttachmentMap = {
-    TOP: 'bottom center',
-    RIGHT: 'middle left',
-    BOTTOM: 'top center',
-    LEFT: 'middle right'
+    AUTO: 'auto',
+    TOP: 'top',
+    RIGHT: 'right',
+    BOTTOM: 'bottom',
+    LEFT: 'left'
+  };
+
+  var Default = {
+    animation: true,
+    template: '<div class="tooltip" role="tooltip">' + '<div class="arrow"></div>' + '<div class="tooltip-inner"></div></div>',
+    trigger: 'hover focus',
+    title: '',
+    delay: 0,
+    html: false,
+    selector: false,
+    placement: 'top',
+    offset: 0,
+    container: false,
+    fallbackPlacement: 'flip'
   };
 
   var HoverState = {
@@ -4635,12 +3052,8 @@ var Tooltip = function ($) {
 
   var Selector = {
     TOOLTIP: '.tooltip',
-    TOOLTIP_INNER: '.tooltip-inner'
-  };
-
-  var TetherClass = {
-    element: false,
-    enabled: false
+    TOOLTIP_INNER: '.tooltip-inner',
+    ARROW: '.arrow'
   };
 
   var Trigger = {
@@ -4648,14 +3061,14 @@ var Tooltip = function ($) {
     FOCUS: 'focus',
     CLICK: 'click',
     MANUAL: 'manual'
+
+    /**
+     * ------------------------------------------------------------------------
+     * Class Definition
+     * ------------------------------------------------------------------------
+     */
+
   };
-
-  /**
-   * ------------------------------------------------------------------------
-   * Class Definition
-   * ------------------------------------------------------------------------
-   */
-
   var Tooltip = function () {
     function Tooltip(element, config) {
       _classCallCheck(this, Tooltip);
@@ -4665,8 +3078,7 @@ var Tooltip = function ($) {
       this._timeout = 0;
       this._hoverState = '';
       this._activeTrigger = {};
-      this._isTransitioning = false;
-      this._tether = null;
+      this._popper = null;
 
       // protected
       this.element = element;
@@ -4723,8 +3135,6 @@ var Tooltip = function ($) {
     Tooltip.prototype.dispose = function dispose() {
       clearTimeout(this._timeout);
 
-      this.cleanupTether();
-
       $.removeData(this.element, this.constructor.DATA_KEY);
 
       $(this.element).off(this.constructor.EVENT_KEY);
@@ -4738,7 +3148,10 @@ var Tooltip = function ($) {
       this._timeout = null;
       this._hoverState = null;
       this._activeTrigger = null;
-      this._tether = null;
+      if (this._popper !== null) {
+        this._popper.destroy();
+      }
+      this._popper = null;
 
       this.element = null;
       this.config = null;
@@ -4746,7 +3159,7 @@ var Tooltip = function ($) {
     };
 
     Tooltip.prototype.show = function show() {
-      var _this22 = this;
+      var _this24 = this;
 
       if ($(this.element).css('display') === 'none') {
         throw new Error('Please use show on visible elements');
@@ -4754,9 +3167,6 @@ var Tooltip = function ($) {
 
       var showEvent = $.Event(this.constructor.Event.SHOW);
       if (this.isWithContent() && this._isEnabled) {
-        if (this._isTransitioning) {
-          throw new Error('Tooltip is transitioning');
-        }
         $(this.element).trigger(showEvent);
 
         var isInTheDom = $.contains(this.element.ownerDocument.documentElement, this.element);
@@ -4780,68 +3190,89 @@ var Tooltip = function ($) {
         var placement = typeof this.config.placement === 'function' ? this.config.placement.call(this, tip, this.element) : this.config.placement;
 
         var attachment = this._getAttachment(placement);
+        this.addAttachmentClass(attachment);
 
         var container = this.config.container === false ? document.body : $(this.config.container);
 
-        $(tip).data(this.constructor.DATA_KEY, this).appendTo(container);
+        $(tip).data(this.constructor.DATA_KEY, this);
+
+        if (!$.contains(this.element.ownerDocument.documentElement, this.tip)) {
+          $(tip).appendTo(container);
+        }
 
         $(this.element).trigger(this.constructor.Event.INSERTED);
 
-        this._tether = new Tether({
-          attachment: attachment,
-          element: tip,
-          target: this.element,
-          classes: TetherClass,
-          classPrefix: CLASS_PREFIX,
-          offset: this.config.offset,
-          constraints: this.config.constraints,
-          addTargetClasses: false
+        this._popper = new Popper(this.element, tip, {
+          placement: attachment,
+          modifiers: {
+            offset: {
+              offset: this.config.offset
+            },
+            flip: {
+              behavior: this.config.fallbackPlacement
+            },
+            arrow: {
+              element: Selector.ARROW
+            }
+          },
+          onCreate: function onCreate(data) {
+            if (data.originalPlacement !== data.placement) {
+              _this24._handlePopperPlacementChange(data);
+            }
+          },
+          onUpdate: function onUpdate(data) {
+            _this24._handlePopperPlacementChange(data);
+          }
         });
 
-        Util.reflow(tip);
-        this._tether.position();
-
         $(tip).addClass(ClassName.SHOW);
 
-        var complete = function complete() {
-          var prevHoverState = _this22._hoverState;
-          _this22._hoverState = null;
-          _this22._isTransitioning = false;
+        // if this is a touch-enabled device we add extra
+        // empty mouseover listeners to the body's immediate children;
+        // only needed because of broken event delegation on iOS
+        // https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html
+        if ('ontouchstart' in document.documentElement) {
+          $('body').children().on('mouseover', null, $.noop);
+        }
 
-          $(_this22.element).trigger(_this22.constructor.Event.SHOWN);
+        var complete = function complete() {
+          if (_this24.config.animation) {
+            _this24._fixTransition();
+          }
+          var prevHoverState = _this24._hoverState;
+          _this24._hoverState = null;
+
+          $(_this24.element).trigger(_this24.constructor.Event.SHOWN);
 
           if (prevHoverState === HoverState.OUT) {
-            _this22._leave(null, _this22);
+            _this24._leave(null, _this24);
           }
         };
 
         if (Util.supportsTransitionEnd() && $(this.tip).hasClass(ClassName.FADE)) {
-          this._isTransitioning = true;
           $(this.tip).one(Util.TRANSITION_END, complete).emulateTransitionEnd(Tooltip._TRANSITION_DURATION);
-          return;
+        } else {
+          complete();
         }
-
-        complete();
       }
     };
 
     Tooltip.prototype.hide = function hide(callback) {
-      var _this23 = this;
+      var _this25 = this;
 
       var tip = this.getTipElement();
       var hideEvent = $.Event(this.constructor.Event.HIDE);
-      if (this._isTransitioning) {
-        throw new Error('Tooltip is transitioning');
-      }
       var complete = function complete() {
-        if (_this23._hoverState !== HoverState.SHOW && tip.parentNode) {
+        if (_this25._hoverState !== HoverState.SHOW && tip.parentNode) {
           tip.parentNode.removeChild(tip);
         }
 
-        _this23.element.removeAttribute('aria-describedby');
-        $(_this23.element).trigger(_this23.constructor.Event.HIDDEN);
-        _this23._isTransitioning = false;
-        _this23.cleanupTether();
+        _this25._cleanTipClass();
+        _this25.element.removeAttribute('aria-describedby');
+        $(_this25.element).trigger(_this25.constructor.Event.HIDDEN);
+        if (_this25._popper !== null) {
+          _this25._popper.destroy();
+        }
 
         if (callback) {
           callback();
@@ -4856,12 +3287,18 @@ var Tooltip = function ($) {
 
       $(tip).removeClass(ClassName.SHOW);
 
+      // if this is a touch-enabled device we remove the extra
+      // empty mouseover listeners we added for iOS support
+      if ('ontouchstart' in document.documentElement) {
+        $('body').children().off('mouseover', null, $.noop);
+      }
+
       this._activeTrigger[Trigger.CLICK] = false;
       this._activeTrigger[Trigger.FOCUS] = false;
       this._activeTrigger[Trigger.HOVER] = false;
 
       if (Util.supportsTransitionEnd() && $(this.tip).hasClass(ClassName.FADE)) {
-        this._isTransitioning = true;
+
         $(tip).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);
       } else {
         complete();
@@ -4870,24 +3307,30 @@ var Tooltip = function ($) {
       this._hoverState = '';
     };
 
+    Tooltip.prototype.update = function update() {
+      if (this._popper !== null) {
+        this._popper.scheduleUpdate();
+      }
+    };
+
     // protected
 
     Tooltip.prototype.isWithContent = function isWithContent() {
       return Boolean(this.getTitle());
     };
 
+    Tooltip.prototype.addAttachmentClass = function addAttachmentClass(attachment) {
+      $(this.getTipElement()).addClass(CLASS_PREFIX + '-' + attachment);
+    };
+
     Tooltip.prototype.getTipElement = function getTipElement() {
       return this.tip = this.tip || $(this.config.template)[0];
     };
 
     Tooltip.prototype.setContent = function setContent() {
       var $tip = $(this.getTipElement());
-
       this.setElementContent($tip.find(Selector.TOOLTIP_INNER), this.getTitle());
-
       $tip.removeClass(ClassName.FADE + ' ' + ClassName.SHOW);
-
-      this.cleanupTether();
     };
 
     Tooltip.prototype.setElementContent = function setElementContent($element, content) {
@@ -4916,12 +3359,6 @@ var Tooltip = function ($) {
       return title;
     };
 
-    Tooltip.prototype.cleanupTether = function cleanupTether() {
-      if (this._tether) {
-        this._tether.destroy();
-      }
-    };
-
     // private
 
     Tooltip.prototype._getAttachment = function _getAttachment(placement) {
@@ -4929,28 +3366,28 @@ var Tooltip = function ($) {
     };
 
     Tooltip.prototype._setListeners = function _setListeners() {
-      var _this24 = this;
+      var _this26 = this;
 
       var triggers = this.config.trigger.split(' ');
 
       triggers.forEach(function (trigger) {
         if (trigger === 'click') {
-          $(_this24.element).on(_this24.constructor.Event.CLICK, _this24.config.selector, function (event) {
-            return _this24.toggle(event);
+          $(_this26.element).on(_this26.constructor.Event.CLICK, _this26.config.selector, function (event) {
+            return _this26.toggle(event);
           });
         } else if (trigger !== Trigger.MANUAL) {
-          var eventIn = trigger === Trigger.HOVER ? _this24.constructor.Event.MOUSEENTER : _this24.constructor.Event.FOCUSIN;
-          var eventOut = trigger === Trigger.HOVER ? _this24.constructor.Event.MOUSELEAVE : _this24.constructor.Event.FOCUSOUT;
+          var eventIn = trigger === Trigger.HOVER ? _this26.constructor.Event.MOUSEENTER : _this26.constructor.Event.FOCUSIN;
+          var eventOut = trigger === Trigger.HOVER ? _this26.constructor.Event.MOUSELEAVE : _this26.constructor.Event.FOCUSOUT;
 
-          $(_this24.element).on(eventIn, _this24.config.selector, function (event) {
-            return _this24._enter(event);
-          }).on(eventOut, _this24.config.selector, function (event) {
-            return _this24._leave(event);
+          $(_this26.element).on(eventIn, _this26.config.selector, function (event) {
+            return _this26._enter(event);
+          }).on(eventOut, _this26.config.selector, function (event) {
+            return _this26._leave(event);
           });
         }
 
-        $(_this24.element).closest('.modal').on('hide.bs.modal', function () {
-          return _this24.hide();
+        $(_this26.element).closest('.modal').on('hide.bs.modal', function () {
+          return _this26.hide();
         });
       });
 
@@ -5061,6 +3498,14 @@ var Tooltip = function ($) {
         };
       }
 
+      if (config.title && typeof config.title === 'number') {
+        config.title = config.title.toString();
+      }
+
+      if (config.content && typeof config.content === 'number') {
+        config.content = config.content.toString();
+      }
+
       Util.typeCheckConfig(NAME, config, this.constructor.DefaultType);
 
       return config;
@@ -5080,6 +3525,32 @@ var Tooltip = function ($) {
       return config;
     };
 
+    Tooltip.prototype._cleanTipClass = function _cleanTipClass() {
+      var $tip = $(this.getTipElement());
+      var tabClass = $tip.attr('class').match(BSCLS_PREFIX_REGEX);
+      if (tabClass !== null && tabClass.length > 0) {
+        $tip.removeClass(tabClass.join(''));
+      }
+    };
+
+    Tooltip.prototype._handlePopperPlacementChange = function _handlePopperPlacementChange(data) {
+      this._cleanTipClass();
+      this.addAttachmentClass(this._getAttachment(data.placement));
+    };
+
+    Tooltip.prototype._fixTransition = function _fixTransition() {
+      var tip = this.getTipElement();
+      var initConfigAnimation = this.config.animation;
+      if (tip.getAttribute('x-placement') !== null) {
+        return;
+      }
+      $(tip).removeClass(ClassName.FADE);
+      this.config.animation = false;
+      this.hide();
+      this.show();
+      this.config.animation = initConfigAnimation;
+    };
+
     // static
 
     Tooltip._jQueryInterface = function _jQueryInterface(config) {
@@ -5163,7 +3634,7 @@ var Tooltip = function ($) {
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.6): popover.js
+ * Bootstrap (v4.0.0-beta): popover.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
@@ -5177,16 +3648,18 @@ var Popover = function ($) {
    */
 
   var NAME = 'popover';
-  var VERSION = '4.0.0-alpha.6';
+  var VERSION = '4.0.0-beta';
   var DATA_KEY = 'bs.popover';
   var EVENT_KEY = '.' + DATA_KEY;
   var JQUERY_NO_CONFLICT = $.fn[NAME];
+  var CLASS_PREFIX = 'bs-popover';
+  var BSCLS_PREFIX_REGEX = new RegExp('(^|\\s)' + CLASS_PREFIX + '\\S+', 'g');
 
   var Default = $.extend({}, Tooltip.Default, {
     placement: 'right',
     trigger: 'click',
     content: '',
-    template: '<div class="popover" role="tooltip">' + '<h3 class="popover-title"></h3>' + '<div class="popover-content"></div></div>'
+    template: '<div class="popover" role="tooltip">' + '<div class="arrow"></div>' + '<h3 class="popover-header"></h3>' + '<div class="popover-body"></div></div>'
   });
 
   var DefaultType = $.extend({}, Tooltip.DefaultType, {
@@ -5199,8 +3672,8 @@ var Popover = function ($) {
   };
 
   var Selector = {
-    TITLE: '.popover-title',
-    CONTENT: '.popover-content'
+    TITLE: '.popover-header',
+    CONTENT: '.popover-body'
   };
 
   var Event = {
@@ -5214,14 +3687,14 @@ var Popover = function ($) {
     FOCUSOUT: 'focusout' + EVENT_KEY,
     MOUSEENTER: 'mouseenter' + EVENT_KEY,
     MOUSELEAVE: 'mouseleave' + EVENT_KEY
+
+    /**
+     * ------------------------------------------------------------------------
+     * Class Definition
+     * ------------------------------------------------------------------------
+     */
+
   };
-
-  /**
-   * ------------------------------------------------------------------------
-   * Class Definition
-   * ------------------------------------------------------------------------
-   */
-
   var Popover = function (_Tooltip) {
     _inherits(Popover, _Tooltip);
 
@@ -5237,6 +3710,10 @@ var Popover = function ($) {
       return this.getTitle() || this._getContent();
     };
 
+    Popover.prototype.addAttachmentClass = function addAttachmentClass(attachment) {
+      $(this.getTipElement()).addClass(CLASS_PREFIX + '-' + attachment);
+    };
+
     Popover.prototype.getTipElement = function getTipElement() {
       return this.tip = this.tip || $(this.config.template)[0];
     };
@@ -5249,8 +3726,6 @@ var Popover = function ($) {
       this.setElementContent($tip.find(Selector.CONTENT), this._getContent());
 
       $tip.removeClass(ClassName.FADE + ' ' + ClassName.SHOW);
-
-      this.cleanupTether();
     };
 
     // private
@@ -5259,6 +3734,14 @@ var Popover = function ($) {
       return this.element.getAttribute('data-content') || (typeof this.config.content === 'function' ? this.config.content.call(this.element) : this.config.content);
     };
 
+    Popover.prototype._cleanTipClass = function _cleanTipClass() {
+      var $tip = $(this.getTipElement());
+      var tabClass = $tip.attr('class').match(BSCLS_PREFIX_REGEX);
+      if (tabClass !== null && tabClass.length > 0) {
+        $tip.removeClass(tabClass.join(''));
+      }
+    };
+
     // static
 
     Popover._jQueryInterface = function _jQueryInterface(config) {
@@ -5344,8 +3827,8 @@ var Popover = function ($) {
   return Popover;
 }(jQuery);
 
-}();
 
+})();
 /**
  * File skip-link-focus-fix.js.
  *
diff --git a/js/theme.min.js b/js/theme.min.js
index fc69a80..abaef37 100644
--- a/js/theme.min.js
+++ b/js/theme.min.js
@@ -1,3 +1,2 @@
-if(function(t,e){"function"==typeof define&&define.amd?define(e):"object"==typeof exports?module.exports=e(require,exports,module):t.Tether=e()}(this,function(t,e,i){"use strict";function n(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function o(t){var e=t.getBoundingClientRect(),i={};for(var n in e)i[n]=e[n];if(t.ownerDocument!==document){var r=t.ownerDocument.defaultView.frameElement;if(r){var s=o(r);i.top+=s.top,i.bottom+=s.top,i.left+=s.left,i.right+=s.left}}return i}function r(t){var e=getComputedStyle(t)||{},i=e.position,n=[];if("fixed"===i)return[t];for(var o=t;(o=o.parentNode)&&o&&1===o.nodeType;){var r=void 0;try{r=getComputedStyle(o)}catch(t){}if(void 0===r||null===r)return n.push(o),n;var s=r,a=s.overflow,l=s.overflowX;/(auto|scroll)/.test(a+s.overflowY+l)&&("absolute"!==i||["relative","absolute","fixed"].indexOf(r.position)>=0)&&n.push(o)}return n.push(t.ownerDocument.body),t.ownerDocument!==document&&n.push(t.ownerDocument.defaultView),n}function s(){O&&document.body.removeChild(O),O=null}function a(t){var e=void 0;t===document?(e=document,t=document.documentElement):e=t.ownerDocument;var i=e.documentElement,n=o(t),r=w();return n.top-=r.top,n.left-=r.left,void 0===n.width&&(n.width=document.body.scrollWidth-n.left-n.right),void 0===n.height&&(n.height=document.body.scrollHeight-n.top-n.bottom),n.top=n.top-i.clientTop,n.left=n.left-i.clientLeft,n.right=e.body.clientWidth-n.width-n.left,n.bottom=e.body.clientHeight-n.height-n.top,n}function l(t){return t.offsetParent||document.documentElement}function h(){if(D)return D;var t=document.createElement("div");t.style.width="100%",t.style.height="200px";var e=document.createElement("div");c(e.style,{position:"absolute",top:0,left:0,pointerEvents:"none",visibility:"hidden",width:"200px",height:"150px",overflow:"hidden"}),e.appendChild(t),document.body.appendChild(e);var i=t.offsetWidth;e.style.overflow="scroll";var n=t.offsetWidth;i===n&&(n=e.clientWidth),document.body.removeChild(e);var o=i-n;return D={width:o,height:o}}function c(){var t=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],e=[];return Array.prototype.push.apply(e,arguments),e.slice(1).forEach(function(e){if(e)for(var i in e)({}).hasOwnProperty.call(e,i)&&(t[i]=e[i])}),t}function f(t,e){if(void 0!==t.classList)e.split(" ").forEach(function(e){e.trim()&&t.classList.remove(e)});else{var i=new RegExp("(^| )"+e.split(" ").join("|")+"( |$)","gi"),n=p(t).replace(i," ");g(t,n)}}function d(t,e){if(void 0!==t.classList)e.split(" ").forEach(function(e){e.trim()&&t.classList.add(e)});else{f(t,e);var i=p(t)+" "+e;g(t,i)}}function u(t,e){if(void 0!==t.classList)return t.classList.contains(e);var i=p(t);return new RegExp("(^| )"+e+"( |$)","gi").test(i)}function p(t){return t.className instanceof t.ownerDocument.defaultView.SVGAnimatedString?t.className.baseVal:t.className}function g(t,e){t.setAttribute("class",e)}function m(t,e,i){i.forEach(function(i){-1===e.indexOf(i)&&u(t,i)&&f(t,i)}),e.forEach(function(e){u(t,e)||d(t,e)})}function n(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function _(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}function v(t,e){var i=arguments.length<=2||void 0===arguments[2]?1:arguments[2];return t+i>=e&&e>=t-i}function E(){return"undefined"!=typeof performance&&void 0!==performance.now?performance.now():+new Date}function y(){for(var t={top:0,left:0},e=arguments.length,i=Array(e),n=0;n<e;n++)i[n]=arguments[n];return i.forEach(function(e){var i=e.top,n=e.left;"string"==typeof i&&(i=parseFloat(i,10)),"string"==typeof n&&(n=parseFloat(n,10)),t.top+=i,t.left+=n}),t}function T(t,e){return"string"==typeof t.left&&-1!==t.left.indexOf("%")&&(t.left=parseFloat(t.left,10)/100*e.width),"string"==typeof t.top&&-1!==t.top.indexOf("%")&&(t.top=parseFloat(t.top,10)/100*e.height),t}function b(t,e){return"scrollParent"===e?e=t.scrollParents[0]:"window"===e&&(e=[pageXOffset,pageYOffset,innerWidth+pageXOffset,innerHeight+pageYOffset]),e===document&&(e=e.documentElement),void 0!==e.nodeType&&function(){var t=e,i=a(e),n=i,o=getComputedStyle(e);if(e=[n.left,n.top,i.width+n.left,i.height+n.top],t.ownerDocument!==document){var r=t.ownerDocument.defaultView;e[0]+=r.pageXOffset,e[1]+=r.pageYOffset,e[2]+=r.pageXOffset,e[3]+=r.pageYOffset}z.forEach(function(t,i){t=t[0].toUpperCase()+t.substr(1),"Top"===t||"Left"===t?e[i]+=parseFloat(o["border"+t+"Width"]):e[i]-=parseFloat(o["border"+t+"Width"])})}(),e}var C=function(){function t(t,e){for(var i=0;i<e.length;i++){var n=e[i];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(t,n.key,n)}}return function(e,i,n){return i&&t(e.prototype,i),n&&t(e,n),e}}(),A=void 0;void 0===A&&(A={modules:[]});var O=null,I=function(){var t=0;return function(){return++t}}(),S={},w=function(){var t=O;t&&document.body.contains(t)||(t=document.createElement("div"),t.setAttribute("data-tether-id",I()),c(t.style,{top:0,left:0,position:"absolute"}),document.body.appendChild(t),O=t);var e=t.getAttribute("data-tether-id");return void 0===S[e]&&(S[e]=o(t),L(function(){delete S[e]})),S[e]},D=null,N=[],L=function(t){N.push(t)},P=function(){for(var t=void 0;t=N.pop();)t()},H=function(){function t(){n(this,t)}return C(t,[{key:"on",value:function(t,e,i){var n=!(arguments.length<=3||void 0===arguments[3])&&arguments[3];void 0===this.bindings&&(this.bindings={}),void 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e="modal",s=".bs.modal",a=t.fn[e],l={backdrop:!0,keyboard:!0,focus:!0,show:!0},h={backdrop:"(boolean|string)",keyboard:"boolean",focus:"boolean",show:"boolean"},c={HIDE:"hide.bs.modal",HIDDEN:"hidden.bs.modal",SHOW:"show.bs.modal",SHOWN:"shown.bs.modal",FOCUSIN:"focusin.bs.modal",RESIZE:"resize.bs.modal",CLICK_DISMISS:"click.dismiss.bs.modal",KEYDOWN_DISMISS:"keydown.dismiss.bs.modal",MOUSEUP_DISMISS:"mouseup.dismiss.bs.modal",MOUSEDOWN_DISMISS:"mousedown.dismiss.bs.modal",CLICK_DATA_API:"click.bs.modal.data-api"},f={SCROLLBAR_MEASURER:"modal-scrollbar-measure",BACKDROP:"modal-backdrop",OPEN:"modal-open",FADE:"fade",SHOW:"show"},d={DIALOG:".modal-dialog",DATA_TOGGLE:'[data-toggle="modal"]',DATA_DISMISS:'[data-dismiss="modal"]',FIXED_CONTENT:".fixed-top, .fixed-bottom, .is-fixed, .sticky-top"},u=function(){function 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o=t.Event(c.SHOWN,{relatedTarget:e}),s=function(){i._config.focus&&i._element.focus(),i._isTransitioning=!1,t(i._element).trigger(o)};n?t(this._dialog).one(r.TRANSITION_END,s).emulateTransitionEnd(300):s()},a.prototype._enforceFocus=function(){var e=this;t(document).off(c.FOCUSIN).on(c.FOCUSIN,function(i){document===i.target||e._element===i.target||t(e._element).has(i.target).length||e._element.focus()})},a.prototype._setEscapeEvent=function(){var e=this;this._isShown&&this._config.keyboard?t(this._element).on(c.KEYDOWN_DISMISS,function(t){27===t.which&&e.hide()}):this._isShown||t(this._element).off(c.KEYDOWN_DISMISS)},a.prototype._setResizeEvent=function(){var e=this;this._isShown?t(window).on(c.RESIZE,function(t){return e._handleUpdate(t)}):t(window).off(c.RESIZE)},a.prototype._hideModal=function(){var e=this;this._element.style.display="none",this._element.setAttribute("aria-hidden","true"),this._isTransitioning=!1,this._showBackdrop(function(){t(document.body).removeClass(f.OPEN),e._resetAdjustments(),e._resetScrollbar(),t(e._element).trigger(c.HIDDEN)})},a.prototype._removeBackdrop=function(){this._backdrop&&(t(this._backdrop).remove(),this._backdrop=null)},a.prototype._showBackdrop=function(e){var i=this,n=t(this._element).hasClass(f.FADE)?f.FADE:"";if(this._isShown&&this._config.backdrop){var o=r.supportsTransitionEnd()&&n;if(this._backdrop=document.createElement("div"),this._backdrop.className=f.BACKDROP,n&&t(this._backdrop).addClass(n),t(this._backdrop).appendTo(document.body),t(this._element).on(c.CLICK_DISMISS,function(t){if(i._ignoreBackdropClick)return void(i._ignoreBackdropClick=!1);t.target===t.currentTarget&&("static"===i._config.backdrop?i._element.focus():i.hide())}),o&&r.reflow(this._backdrop),t(this._backdrop).addClass(f.SHOW),!e)return;if(!o)return void 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e=parseInt(t(d.FIXED_CONTENT).css("padding-right")||0,10);this._originalBodyPadding=document.body.style.paddingRight||"",this._isBodyOverflowing&&(document.body.style.paddingRight=e+this._scrollbarWidth+"px")},a.prototype._resetScrollbar=function(){document.body.style.paddingRight=this._originalBodyPadding},a.prototype._getScrollbarWidth=function(){var t=document.createElement("div");t.className=f.SCROLLBAR_MEASURER,document.body.appendChild(t);var e=t.offsetWidth-t.clientWidth;return document.body.removeChild(t),e},a._jQueryInterface=function(e,i){return this.each(function(){var o=t(this).data("bs.modal"),r=t.extend({},a.Default,t(this).data(),"object"===(void 0===e?"undefined":n(e))&&e);if(o||(o=new a(this,r),t(this).data("bs.modal",o)),"string"==typeof e){if(void 0===o[e])throw new Error('No method named "'+e+'"');o[e](i)}else r.show&&o.show(i)})},o(a,null,[{key:"VERSION",get:function(){return"4.0.0-alpha.6"}},{key:"Default",get:function(){return 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e="scrollspy",s=t.fn[e],a={offset:10,method:"auto",target:""},l={offset:"number",method:"string",target:"(string|element)"},h={ACTIVATE:"activate.bs.scrollspy",SCROLL:"scroll.bs.scrollspy",LOAD_DATA_API:"load.bs.scrollspy.data-api"},c={DROPDOWN_ITEM:"dropdown-item",DROPDOWN_MENU:"dropdown-menu",NAV_LINK:"nav-link",NAV:"nav",ACTIVE:"active"},f={DATA_SPY:'[data-spy="scroll"]',ACTIVE:".active",LIST_ITEM:".list-item",LI:"li",LI_DROPDOWN:"li.dropdown",NAV_LINKS:".nav-link",DROPDOWN:".dropdown",DROPDOWN_ITEMS:".dropdown-item",DROPDOWN_TOGGLE:".dropdown-toggle"},d={OFFSET:"offset",POSITION:"position"},u=function(){function s(e,n){var o=this;i(this,s),this._element=e,this._scrollElement="BODY"===e.tagName?window:e,this._config=this._getConfig(n),this._selector=this._config.target+" "+f.NAV_LINKS+","+this._config.target+" "+f.DROPDOWN_ITEMS,this._offsets=[],this._targets=[],this._activeTarget=null,this._scrollHeight=0,t(this._scrollElement).on(h.SCROLL,function(t){return o._process(t)}),this.refresh(),this._process()}return s.prototype.refresh=function(){var e=this,i=this._scrollElement!==this._scrollElement.window?d.POSITION:d.OFFSET,n="auto"===this._config.method?i:this._config.method,o=n===d.POSITION?this._getScrollTop():0;this._offsets=[],this._targets=[],this._scrollHeight=this._getScrollHeight(),t.makeArray(t(this._selector)).map(function(e){var i=void 0,s=r.getSelectorFromElement(e);return s&&(i=t(s)[0]),i&&(i.offsetWidth||i.offsetHeight)?[t(i)[n]().top+o,s]:null}).filter(function(t){return t}).sort(function(t,e){return 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this._scrollElement===window?window.innerHeight:this._scrollElement.offsetHeight},s.prototype._process=function(){var t=this._getScrollTop()+this._config.offset,e=this._getScrollHeight(),i=this._config.offset+e-this._getOffsetHeight();if(this._scrollHeight!==e&&this.refresh(),t>=i){var n=this._targets[this._targets.length-1];return void(this._activeTarget!==n&&this._activate(n))}if(this._activeTarget&&t<this._offsets[0]&&this._offsets[0]>0)return this._activeTarget=null,void this._clear();for(var o=this._offsets.length;o--;){this._activeTarget!==this._targets[o]&&t>=this._offsets[o]&&(void 0===this._offsets[o+1]||t<this._offsets[o+1])&&this._activate(this._targets[o])}},s.prototype._activate=function(e){this._activeTarget=e,this._clear();var i=this._selector.split(",");i=i.map(function(t){return t+'[data-target="'+e+'"],'+t+'[href="'+e+'"]'});var n=t(i.join(","));n.hasClass(c.DROPDOWN_ITEM)?(n.closest(f.DROPDOWN).find(f.DROPDOWN_TOGGLE).addClass(c.ACTIVE),n.addClass(c.ACTIVE)):n.parents(f.LI).find("> "+f.NAV_LINKS).addClass(c.ACTIVE),t(this._scrollElement).trigger(h.ACTIVATE,{relatedTarget:e})},s.prototype._clear=function(){t(this._selector).filter(f.ACTIVE).removeClass(c.ACTIVE)},s._jQueryInterface=function(e){return this.each(function(){var i=t(this).data("bs.scrollspy"),o="object"===(void 0===e?"undefined":n(e))&&e;if(i||(i=new s(this,o),t(this).data("bs.scrollspy",i)),"string"==typeof e){if(void 0===i[e])throw new Error('No method named "'+e+'"');i[e]()}})},o(s,null,[{key:"VERSION",get:function(){return"4.0.0-alpha.6"}},{key:"Default",get:function(){return a}}]),s}();t(window).on(h.LOAD_DATA_API,function(){for(var e=t.makeArray(t(f.DATA_SPY)),i=e.length;i--;){var n=t(e[i]);u._jQueryInterface.call(n,n.data())}}),t.fn[e]=u._jQueryInterface,t.fn[e].Constructor=u,t.fn[e].noConflict=function(){return t.fn[e]=s,u._jQueryInterface}}(jQuery),function(t){var e=t.fn.tab,n={HIDE:"hide.bs.tab",HIDDEN:"hidden.bs.tab",SHOW:"show.bs.tab",SHOWN:"shown.bs.tab",CLICK_DATA_API:"click.bs.tab.data-api"},s={DROPDOWN_MENU:"dropdown-menu",ACTIVE:"active",DISABLED:"disabled",FADE:"fade",SHOW:"show"},a={A:"a",LI:"li",DROPDOWN:".dropdown",LIST:"ul:not(.dropdown-menu), ol:not(.dropdown-menu), nav:not(.dropdown-menu)",FADE_CHILD:"> .nav-item .fade, > .fade",ACTIVE:".active",ACTIVE_CHILD:"> .nav-item > .active, > .active",DATA_TOGGLE:'[data-toggle="tab"], [data-toggle="pill"]',DROPDOWN_TOGGLE:".dropdown-toggle",DROPDOWN_ACTIVE_CHILD:"> .dropdown-menu .active"},l=function(){function e(t){i(this,e),this._element=t}return e.prototype.show=function(){var e=this;if(!(this._element.parentNode&&this._element.parentNode.nodeType===Node.ELEMENT_NODE&&t(this._element).hasClass(s.ACTIVE)||t(this._element).hasClass(s.DISABLED))){var i=void 0,o=void 0,l=t(this._element).closest(a.LIST)[0],h=r.getSelectorFromElement(this._element);l&&(o=t.makeArray(t(l).find(a.ACTIVE)),o=o[o.length-1]);var c=t.Event(n.HIDE,{relatedTarget:this._element}),f=t.Event(n.SHOW,{relatedTarget:o});if(o&&t(o).trigger(c),t(this._element).trigger(f),!f.isDefaultPrevented()&&!c.isDefaultPrevented()){h&&(i=t(h)[0]),this._activate(this._element,l);var d=function(){var i=t.Event(n.HIDDEN,{relatedTarget:e._element}),r=t.Event(n.SHOWN,{relatedTarget:o});t(o).trigger(i),t(e._element).trigger(r)};i?this._activate(i,i.parentNode,d):d()}}},e.prototype.dispose=function(){t.removeClass(this._element,"bs.tab"),this._element=null},e.prototype._activate=function(e,i,n){var o=this,l=t(i).find(a.ACTIVE_CHILD)[0],h=n&&r.supportsTransitionEnd()&&(l&&t(l).hasClass(s.FADE)||Boolean(t(i).find(a.FADE_CHILD)[0])),c=function(){return o._transitionComplete(e,l,h,n)};l&&h?t(l).one(r.TRANSITION_END,c).emulateTransitionEnd(150):c(),l&&t(l).removeClass(s.SHOW)},e.prototype._transitionComplete=function(e,i,n,o){if(i){t(i).removeClass(s.ACTIVE);var l=t(i.parentNode).find(a.DROPDOWN_ACTIVE_CHILD)[0];l&&t(l).removeClass(s.ACTIVE),i.setAttribute("aria-expanded",!1)}if(t(e).addClass(s.ACTIVE),e.setAttribute("aria-expanded",!0),n?(r.reflow(e),t(e).addClass(s.SHOW)):t(e).removeClass(s.FADE),e.parentNode&&t(e.parentNode).hasClass(s.DROPDOWN_MENU)){var h=t(e).closest(a.DROPDOWN)[0];h&&t(h).find(a.DROPDOWN_TOGGLE).addClass(s.ACTIVE),e.setAttribute("aria-expanded",!0)}o&&o()},e._jQueryInterface=function(i){return this.each(function(){var n=t(this),o=n.data("bs.tab");if(o||(o=new e(this),n.data("bs.tab",o)),"string"==typeof i){if(void 0===o[i])throw new Error('No method named 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t(this._element).trigger(r),r},l.prototype._setActiveIndicatorElement=function(e){if(this._indicatorsElement){t(this._indicatorsElement).find(p.ACTIVE).removeClass(f.ACTIVE);var n=this._indicatorsElement.children[this._getItemIndex(e)];n&&t(n).addClass(f.ACTIVE)}},l.prototype._slide=function(e,n){var i=this,o=t(this._element).find(p.ACTIVE_ITEM)[0],s=this._getItemIndex(o),a=n||o&&this._getItemByDirection(e,o),l=this._getItemIndex(a),h=Boolean(this._interval),c=void 0,_=void 0,g=void 0;if(e===u.NEXT?(c=f.LEFT,_=f.NEXT,g=u.LEFT):(c=f.RIGHT,_=f.PREV,g=u.RIGHT),a&&t(a).hasClass(f.ACTIVE))return void(this._isSliding=!1);if(!this._triggerSlideEvent(a,g).isDefaultPrevented()&&o&&a){this._isSliding=!0,h&&this.pause(),this._setActiveIndicatorElement(a);var m=t.Event(d.SLID,{relatedTarget:a,direction:g,from:s,to:l});r.supportsTransitionEnd()&&t(this._element).hasClass(f.SLIDE)?(t(a).addClass(_),r.reflow(a),t(o).addClass(c),t(a).addClass(c),t(o).one(r.TRANSITION_END,function(){t(a).removeClass(c+" "+_).addClass(f.ACTIVE),t(o).removeClass(f.ACTIVE+" "+_+" "+c),i._isSliding=!1,setTimeout(function(){return t(i._element).trigger(m)},0)}).emulateTransitionEnd(600)):(t(o).removeClass(f.ACTIVE),t(a).addClass(f.ACTIVE),this._isSliding=!1,t(this._element).trigger(m)),h&&this.cycle()}},l._jQueryInterface=function(e){return this.each(function(){var n=t(this).data(s),o=t.extend({},h,t(this).data());"object"===(void 0===e?"undefined":i(e))&&t.extend(o,e);var r="string"==typeof e?e:o.slide;if(n||(n=new l(this,o),t(this).data(s,n)),"number"==typeof e)n.to(e);else if("string"==typeof r){if(void 0===n[r])throw new Error('No method named "'+r+'"');n[r]()}else o.interval&&(n.pause(),n.cycle())})},l._dataApiClickHandler=function(e){var n=r.getSelectorFromElement(this);if(n){var i=t(n)[0];if(i&&t(i).hasClass(f.CAROUSEL)){var o=t.extend({},t(i).data(),t(this).data()),a=this.getAttribute("data-slide-to");a&&(o.interval=!1),l._jQueryInterface.call(t(i),o),a&&t(i).data(s).to(a),e.preventDefault()}}},o(l,null,[{key:"VERSION",get:function(){return"4.0.0-beta"}},{key:"Default",get:function(){return h}}]),l}();t(document).on(d.CLICK_DATA_API,p.DATA_SLIDE,_._dataApiClickHandler),t(window).on(d.LOAD_DATA_API,function(){t(p.DATA_RIDE).each(function(){var e=t(this);_._jQueryInterface.call(e,e.data())})}),t.fn[e]=_._jQueryInterface,t.fn[e].Constructor=_,t.fn[e].noConflict=function(){return t.fn[e]=l,_._jQueryInterface}}(jQuery),function(t){var e="collapse",s="bs.collapse",a=t.fn[e],l={toggle:!0,parent:""},h={toggle:"boolean",parent:"string"},c={SHOW:"show.bs.collapse",SHOWN:"shown.bs.collapse",HIDE:"hide.bs.collapse",HIDDEN:"hidden.bs.collapse",CLICK_DATA_API:"click.bs.collapse.data-api"},u={SHOW:"show",COLLAPSE:"collapse",COLLAPSING:"collapsing",COLLAPSED:"collapsed"},d={WIDTH:"width",HEIGHT:"height"},f={ACTIVES:".show, .collapsing",DATA_TOGGLE:'[data-toggle="collapse"]'},p=function(){function a(e,i){n(this,a),this._isTransitioning=!1,this._element=e,this._config=this._getConfig(i),this._triggerArray=t.makeArray(t('[data-toggle="collapse"][href="#'+e.id+'"],[data-toggle="collapse"][data-target="#'+e.id+'"]'));for(var o=t(f.DATA_TOGGLE),s=0;s<o.length;s++){var l=o[s],h=r.getSelectorFromElement(l);null!==h&&t(h).filter(e).length>0&&this._triggerArray.push(l)}this._parent=this._config.parent?this._getParent():null,this._config.parent||this._addAriaAndCollapsedClass(this._element,this._triggerArray),this._config.toggle&&this.toggle()}return a.prototype.toggle=function(){t(this._element).hasClass(u.SHOW)?this.hide():this.show()},a.prototype.show=function(){var e=this;if(!this._isTransitioning&&!t(this._element).hasClass(u.SHOW)){var n=void 0,i=void 0;if(this._parent&&(n=t.makeArray(t(this._parent).children().children(f.ACTIVES)),n.length||(n=null)),!(n&&(i=t(n).data(s))&&i._isTransitioning)){var o=t.Event(c.SHOW);if(t(this._element).trigger(o),!o.isDefaultPrevented()){n&&(a._jQueryInterface.call(t(n),"hide"),i||t(n).data(s,null));var l=this._getDimension();t(this._element).removeClass(u.COLLAPSE).addClass(u.COLLAPSING),this._element.style[l]=0,this._triggerArray.length&&t(this._triggerArray).removeClass(u.COLLAPSED).attr("aria-expanded",!0),this.setTransitioning(!0);var h=function(){t(e._element).removeClass(u.COLLAPSING).addClass(u.COLLAPSE).addClass(u.SHOW),e._element.style[l]="",e.setTransitioning(!1),t(e._element).trigger(c.SHOWN)};if(!r.supportsTransitionEnd())return void h();var d=l[0].toUpperCase()+l.slice(1),p="scroll"+d;t(this._element).one(r.TRANSITION_END,h).emulateTransitionEnd(600),this._element.style[l]=this._element[p]+"px"}}}},a.prototype.hide=function(){var e=this;if(!this._isTransitioning&&t(this._element).hasClass(u.SHOW)){var n=t.Event(c.HIDE);if(t(this._element).trigger(n),!n.isDefaultPrevented()){var i=this._getDimension();if(this._element.style[i]=this._element.getBoundingClientRect()[i]+"px",r.reflow(this._element),t(this._element).addClass(u.COLLAPSING).removeClass(u.COLLAPSE).removeClass(u.SHOW),this._triggerArray.length)for(var o=0;o<this._triggerArray.length;o++){var s=this._triggerArray[o],a=r.getSelectorFromElement(s);if(null!==a){var l=t(a);l.hasClass(u.SHOW)||t(s).addClass(u.COLLAPSED).attr("aria-expanded",!1)}}this.setTransitioning(!0);var h=function(){e.setTransitioning(!1),t(e._element).removeClass(u.COLLAPSING).addClass(u.COLLAPSE).trigger(c.HIDDEN)};if(this._element.style[i]="",!r.supportsTransitionEnd())return void h();t(this._element).one(r.TRANSITION_END,h).emulateTransitionEnd(600)}}},a.prototype.setTransitioning=function(t){this._isTransitioning=t},a.prototype.dispose=function(){t.removeData(this._element,s),this._config=null,this._parent=null,this._element=null,this._triggerArray=null,this._isTransitioning=null},a.prototype._getConfig=function(n){return n=t.extend({},l,n),n.toggle=Boolean(n.toggle),r.typeCheckConfig(e,n,h),n},a.prototype._getDimension=function(){return t(this._element).hasClass(d.WIDTH)?d.WIDTH:d.HEIGHT},a.prototype._getParent=function(){var e=this,n=t(this._config.parent)[0],i='[data-toggle="collapse"][data-parent="'+this._config.parent+'"]';return t(n).find(i).each(function(t,n){e._addAriaAndCollapsedClass(a._getTargetFromElement(n),[n])}),n},a.prototype._addAriaAndCollapsedClass=function(e,n){if(e){var i=t(e).hasClass(u.SHOW);n.length&&t(n).toggleClass(u.COLLAPSED,!i).attr("aria-expanded",i)}},a._getTargetFromElement=function(e){var n=r.getSelectorFromElement(e);return n?t(n)[0]:null},a._jQueryInterface=function(e){return this.each(function(){var n=t(this),o=n.data(s),r=t.extend({},l,n.data(),"object"===(void 0===e?"undefined":i(e))&&e);if(!o&&r.toggle&&/show|hide/.test(e)&&(r.toggle=!1),o||(o=new a(this,r),n.data(s,o)),"string"==typeof e){if(void 0===o[e])throw new Error('No method named "'+e+'"');o[e]()}})},o(a,null,[{key:"VERSION",get:function(){return"4.0.0-beta"}},{key:"Default",get:function(){return l}}]),a}();t(document).on(c.CLICK_DATA_API,f.DATA_TOGGLE,function(e){/input|textarea/i.test(e.target.tagName)||e.preventDefault();var n=t(this),i=r.getSelectorFromElement(this);t(i).each(function(){var e=t(this),i=e.data(s),o=i?"toggle":n.data();p._jQueryInterface.call(e,o)})}),t.fn[e]=p._jQueryInterface,t.fn[e].Constructor=p,t.fn[e].noConflict=function(){return t.fn[e]=a,p._jQueryInterface}}(jQuery),function(t){if("undefined"==typeof Popper)throw new Error("Bootstrap dropdown require Popper.js (https://popper.js.org)");var e="dropdown",s="bs.dropdown",a="."+s,l=t.fn[e],h=new RegExp("38|40|27"),c={HIDE:"hide"+a,HIDDEN:"hidden"+a,SHOW:"show"+a,SHOWN:"shown"+a,CLICK:"click"+a,CLICK_DATA_API:"click.bs.dropdown.data-api",KEYDOWN_DATA_API:"keydown.bs.dropdown.data-api",KEYUP_DATA_API:"keyup.bs.dropdown.data-api"},u={DISABLED:"disabled",SHOW:"show",DROPUP:"dropup",MENURIGHT:"dropdown-menu-right",MENULEFT:"dropdown-menu-left"},d={DATA_TOGGLE:'[data-toggle="dropdown"]',FORM_CHILD:".dropdown form",MENU:".dropdown-menu",NAVBAR_NAV:".navbar-nav",VISIBLE_ITEMS:".dropdown-menu .dropdown-item:not(.disabled)"},f={TOP:"top-start",TOPEND:"top-end",BOTTOM:"bottom-start",BOTTOMEND:"bottom-end"},p={placement:f.BOTTOM,offset:0,flip:!0},_={placement:"string",offset:"(number|string)",flip:"boolean"},g=function(){function l(t,e){n(this,l),this._element=t,this._popper=null,this._config=this._getConfig(e),this._menu=this._getMenuElement(),this._inNavbar=this._detectNavbar(),this._addEventListeners()}return l.prototype.toggle=function(){if(!this._element.disabled&&!t(this._element).hasClass(u.DISABLED)){var e=l._getParentFromElement(this._element),n=t(this._menu).hasClass(u.SHOW);if(l._clearMenus(),!n){var i={relatedTarget:this._element},o=t.Event(c.SHOW,i);if(t(e).trigger(o),!o.isDefaultPrevented()){var r=this._element;t(e).hasClass(u.DROPUP)&&(t(this._menu).hasClass(u.MENULEFT)||t(this._menu).hasClass(u.MENURIGHT))&&(r=e),this._popper=new Popper(r,this._menu,this._getPopperConfig()),"ontouchstart"in document.documentElement&&!t(e).closest(d.NAVBAR_NAV).length&&t("body").children().on("mouseover",null,t.noop),this._element.focus(),this._element.setAttribute("aria-expanded",!0),t(this._menu).toggleClass(u.SHOW),t(e).toggleClass(u.SHOW).trigger(t.Event(c.SHOWN,i))}}}},l.prototype.dispose=function(){t.removeData(this._element,s),t(this._element).off(a),this._element=null,this._menu=null,null!==this._popper&&this._popper.destroy(),this._popper=null},l.prototype.update=function(){this._inNavbar=this._detectNavbar(),null!==this._popper&&this._popper.scheduleUpdate()},l.prototype._addEventListeners=function(){var e=this;t(this._element).on(c.CLICK,function(t){t.preventDefault(),t.stopPropagation(),e.toggle()})},l.prototype._getConfig=function(n){var i=t(this._element).data();return void 0!==i.placement&&(i.placement=f[i.placement.toUpperCase()]),n=t.extend({},this.constructor.Default,t(this._element).data(),n),r.typeCheckConfig(e,n,this.constructor.DefaultType),n},l.prototype._getMenuElement=function(){if(!this._menu){var e=l._getParentFromElement(this._element);this._menu=t(e).find(d.MENU)[0]}return this._menu},l.prototype._getPlacement=function(){var e=t(this._element).parent(),n=this._config.placement;return e.hasClass(u.DROPUP)||this._config.placement===f.TOP?(n=f.TOP,t(this._menu).hasClass(u.MENURIGHT)&&(n=f.TOPEND)):t(this._menu).hasClass(u.MENURIGHT)&&(n=f.BOTTOMEND),n},l.prototype._detectNavbar=function(){return t(this._element).closest(".navbar").length>0},l.prototype._getPopperConfig=function(){var t={placement:this._getPlacement(),modifiers:{offset:{offset:this._config.offset},flip:{enabled:this._config.flip}}};return this._inNavbar&&(t.modifiers.applyStyle={enabled:!this._inNavbar}),t},l._jQueryInterface=function(e){return this.each(function(){var n=t(this).data(s),o="object"===(void 0===e?"undefined":i(e))?e:null;if(n||(n=new l(this,o),t(this).data(s,n)),"string"==typeof e){if(void 0===n[e])throw new Error('No method named "'+e+'"');n[e]()}})},l._clearMenus=function(e){if(!e||3!==e.which&&("keyup"!==e.type||9===e.which))for(var n=t.makeArray(t(d.DATA_TOGGLE)),i=0;i<n.length;i++){var o=l._getParentFromElement(n[i]),r=t(n[i]).data(s),a={relatedTarget:n[i]};if(r){var h=r._menu;if(t(o).hasClass(u.SHOW)&&!(e&&("click"===e.type&&/input|textarea/i.test(e.target.tagName)||"keyup"===e.type&&9===e.which)&&t.contains(o,e.target))){var f=t.Event(c.HIDE,a);t(o).trigger(f),f.isDefaultPrevented()||("ontouchstart"in document.documentElement&&t("body").children().off("mouseover",null,t.noop),n[i].setAttribute("aria-expanded","false"),t(h).removeClass(u.SHOW),t(o).removeClass(u.SHOW).trigger(t.Event(c.HIDDEN,a)))}}}},l._getParentFromElement=function(e){var n=void 0,i=r.getSelectorFromElement(e);return i&&(n=t(i)[0]),n||e.parentNode},l._dataApiKeydownHandler=function(e){if(!(!h.test(e.which)||/button/i.test(e.target.tagName)&&32===e.which||/input|textarea/i.test(e.target.tagName)||(e.preventDefault(),e.stopPropagation(),this.disabled||t(this).hasClass(u.DISABLED)))){var n=l._getParentFromElement(this),i=t(n).hasClass(u.SHOW);if(!i&&(27!==e.which||32!==e.which)||i&&(27===e.which||32===e.which)){if(27===e.which){var o=t(n).find(d.DATA_TOGGLE)[0];t(o).trigger("focus")}return void t(this).trigger("click")}var r=t(n).find(d.VISIBLE_ITEMS).get();if(r.length){var s=r.indexOf(e.target);38===e.which&&s>0&&s--,40===e.which&&s<r.length-1&&s++,s<0&&(s=0),r[s].focus()}}},o(l,null,[{key:"VERSION",get:function(){return"4.0.0-beta"}},{key:"Default",get:function(){return p}},{key:"DefaultType",get:function(){return _}}]),l}();t(document).on(c.KEYDOWN_DATA_API,d.DATA_TOGGLE,g._dataApiKeydownHandler).on(c.KEYDOWN_DATA_API,d.MENU,g._dataApiKeydownHandler).on(c.CLICK_DATA_API+" "+c.KEYUP_DATA_API,g._clearMenus).on(c.CLICK_DATA_API,d.DATA_TOGGLE,function(e){e.preventDefault(),e.stopPropagation(),g._jQueryInterface.call(t(this),"toggle")}).on(c.CLICK_DATA_API,d.FORM_CHILD,function(t){t.stopPropagation()}),t.fn[e]=g._jQueryInterface,t.fn[e].Constructor=g,t.fn[e].noConflict=function(){return t.fn[e]=l,g._jQueryInterface}}(jQuery),function(t){var e="modal",s=".bs.modal",a=t.fn[e],l={backdrop:!0,keyboard:!0,focus:!0,show:!0},h={backdrop:"(boolean|string)",keyboard:"boolean",focus:"boolean",show:"boolean"},c={HIDE:"hide.bs.modal",HIDDEN:"hidden.bs.modal",SHOW:"show.bs.modal",SHOWN:"shown.bs.modal",FOCUSIN:"focusin.bs.modal",RESIZE:"resize.bs.modal",CLICK_DISMISS:"click.dismiss.bs.modal",KEYDOWN_DISMISS:"keydown.dismiss.bs.modal",MOUSEUP_DISMISS:"mouseup.dismiss.bs.modal",MOUSEDOWN_DISMISS:"mousedown.dismiss.bs.modal",CLICK_DATA_API:"click.bs.modal.data-api"},u={SCROLLBAR_MEASURER:"modal-scrollbar-measure",BACKDROP:"modal-backdrop",OPEN:"modal-open",FADE:"fade",SHOW:"show"},d={DIALOG:".modal-dialog",DATA_TOGGLE:'[data-toggle="modal"]',DATA_DISMISS:'[data-dismiss="modal"]',FIXED_CONTENT:".fixed-top, .fixed-bottom, .is-fixed, .sticky-top",NAVBAR_TOGGLER:".navbar-toggler"},f=function(){function a(e,i){n(this,a),this._config=this._getConfig(i),this._element=e,this._dialog=t(e).find(d.DIALOG)[0],this._backdrop=null,this._isShown=!1,this._isBodyOverflowing=!1,this._ignoreBackdropClick=!1,this._originalBodyPadding=0,this._scrollbarWidth=0}return a.prototype.toggle=function(t){return this._isShown?this.hide():this.show(t)},a.prototype.show=function(e){var n=this;if(!this._isTransitioning){r.supportsTransitionEnd()&&t(this._element).hasClass(u.FADE)&&(this._isTransitioning=!0);var i=t.Event(c.SHOW,{relatedTarget:e});t(this._element).trigger(i),this._isShown||i.isDefaultPrevented()||(this._isShown=!0,this._checkScrollbar(),this._setScrollbar(),t(document.body).addClass(u.OPEN),this._setEscapeEvent(),this._setResizeEvent(),t(this._element).on(c.CLICK_DISMISS,d.DATA_DISMISS,function(t){return n.hide(t)}),t(this._dialog).on(c.MOUSEDOWN_DISMISS,function(){t(n._element).one(c.MOUSEUP_DISMISS,function(e){t(e.target).is(n._element)&&(n._ignoreBackdropClick=!0)})}),this._showBackdrop(function(){return n._showElement(e)}))}},a.prototype.hide=function(e){var n=this;if(e&&e.preventDefault(),!this._isTransitioning&&this._isShown){var i=r.supportsTransitionEnd()&&t(this._element).hasClass(u.FADE);i&&(this._isTransitioning=!0);var o=t.Event(c.HIDE);t(this._element).trigger(o),this._isShown&&!o.isDefaultPrevented()&&(this._isShown=!1,this._setEscapeEvent(),this._setResizeEvent(),t(document).off(c.FOCUSIN),t(this._element).removeClass(u.SHOW),t(this._element).off(c.CLICK_DISMISS),t(this._dialog).off(c.MOUSEDOWN_DISMISS),i?t(this._element).one(r.TRANSITION_END,function(t){return n._hideModal(t)}).emulateTransitionEnd(300):this._hideModal())}},a.prototype.dispose=function(){t.removeData(this._element,"bs.modal"),t(window,document,this._element,this._backdrop).off(s),this._config=null,this._element=null,this._dialog=null,this._backdrop=null,this._isShown=null,this._isBodyOverflowing=null,this._ignoreBackdropClick=null,this._scrollbarWidth=null},a.prototype.handleUpdate=function(){this._adjustDialog()},a.prototype._getConfig=function(n){return n=t.extend({},l,n),r.typeCheckConfig(e,n,h),n},a.prototype._showElement=function(e){var n=this,i=r.supportsTransitionEnd()&&t(this._element).hasClass(u.FADE);this._element.parentNode&&this._element.parentNode.nodeType===Node.ELEMENT_NODE||document.body.appendChild(this._element),this._element.style.display="block",this._element.removeAttribute("aria-hidden"),this._element.scrollTop=0,i&&r.reflow(this._element),t(this._element).addClass(u.SHOW),this._config.focus&&this._enforceFocus();var o=t.Event(c.SHOWN,{relatedTarget:e}),s=function(){n._config.focus&&n._element.focus(),n._isTransitioning=!1,t(n._element).trigger(o)};i?t(this._dialog).one(r.TRANSITION_END,s).emulateTransitionEnd(300):s()},a.prototype._enforceFocus=function(){var e=this;t(document).off(c.FOCUSIN).on(c.FOCUSIN,function(n){document===n.target||e._element===n.target||t(e._element).has(n.target).length||e._element.focus()})},a.prototype._setEscapeEvent=function(){var e=this;this._isShown&&this._config.keyboard?t(this._element).on(c.KEYDOWN_DISMISS,function(t){27===t.which&&(t.preventDefault(),e.hide())}):this._isShown||t(this._element).off(c.KEYDOWN_DISMISS)},a.prototype._setResizeEvent=function(){var e=this;this._isShown?t(window).on(c.RESIZE,function(t){return e.handleUpdate(t)}):t(window).off(c.RESIZE)},a.prototype._hideModal=function(){var e=this;this._element.style.display="none",this._element.setAttribute("aria-hidden",!0),this._isTransitioning=!1,this._showBackdrop(function(){t(document.body).removeClass(u.OPEN),e._resetAdjustments(),e._resetScrollbar(),t(e._element).trigger(c.HIDDEN)})},a.prototype._removeBackdrop=function(){this._backdrop&&(t(this._backdrop).remove(),this._backdrop=null)},a.prototype._showBackdrop=function(e){var n=this,i=t(this._element).hasClass(u.FADE)?u.FADE:"";if(this._isShown&&this._config.backdrop){var o=r.supportsTransitionEnd()&&i;if(this._backdrop=document.createElement("div"),this._backdrop.className=u.BACKDROP,i&&t(this._backdrop).addClass(i),t(this._backdrop).appendTo(document.body),t(this._element).on(c.CLICK_DISMISS,function(t){if(n._ignoreBackdropClick)return void(n._ignoreBackdropClick=!1);t.target===t.currentTarget&&("static"===n._config.backdrop?n._element.focus():n.hide())}),o&&r.reflow(this._backdrop),t(this._backdrop).addClass(u.SHOW),!e)return;if(!o)return void e();t(this._backdrop).one(r.TRANSITION_END,e).emulateTransitionEnd(150)}else if(!this._isShown&&this._backdrop){t(this._backdrop).removeClass(u.SHOW);var s=function(){n._removeBackdrop(),e&&e()};r.supportsTransitionEnd()&&t(this._element).hasClass(u.FADE)?t(this._backdrop).one(r.TRANSITION_END,s).emulateTransitionEnd(150):s()}else e&&e()},a.prototype._adjustDialog=function(){var t=this._element.scrollHeight>document.documentElement.clientHeight;!this._isBodyOverflowing&&t&&(this._element.style.paddingLeft=this._scrollbarWidth+"px"),this._isBodyOverflowing&&!t&&(this._element.style.paddingRight=this._scrollbarWidth+"px")},a.prototype._resetAdjustments=function(){this._element.style.paddingLeft="",this._element.style.paddingRight=""},a.prototype._checkScrollbar=function(){this._isBodyOverflowing=document.body.clientWidth<window.innerWidth,this._scrollbarWidth=this._getScrollbarWidth()},a.prototype._setScrollbar=function(){var e=this;if(this._isBodyOverflowing){t(d.FIXED_CONTENT).each(function(n,i){var o=t(i)[0].style.paddingRight,r=t(i).css("padding-right");t(i).data("padding-right",o).css("padding-right",parseFloat(r)+e._scrollbarWidth+"px")}),t(d.NAVBAR_TOGGLER).each(function(n,i){var o=t(i)[0].style.marginRight,r=t(i).css("margin-right");t(i).data("margin-right",o).css("margin-right",parseFloat(r)+e._scrollbarWidth+"px")});var n=document.body.style.paddingRight,i=t("body").css("padding-right");t("body").data("padding-right",n).css("padding-right",parseFloat(i)+this._scrollbarWidth+"px")}},a.prototype._resetScrollbar=function(){t(d.FIXED_CONTENT).each(function(e,n){var i=t(n).data("padding-right");void 0!==i&&t(n).css("padding-right",i).removeData("padding-right")}),t(d.NAVBAR_TOGGLER).each(function(e,n){var i=t(n).data("margin-right");void 0!==i&&t(n).css("margin-right",i).removeData("margin-right")});var e=t("body").data("padding-right");void 0!==e&&t("body").css("padding-right",e).removeData("padding-right")},a.prototype._getScrollbarWidth=function(){var t=document.createElement("div");t.className=u.SCROLLBAR_MEASURER,document.body.appendChild(t);var e=t.getBoundingClientRect().width-t.clientWidth;return document.body.removeChild(t),e},a._jQueryInterface=function(e,n){return this.each(function(){var o=t(this).data("bs.modal"),r=t.extend({},a.Default,t(this).data(),"object"===(void 0===e?"undefined":i(e))&&e);if(o||(o=new a(this,r),t(this).data("bs.modal",o)),"string"==typeof e){if(void 0===o[e])throw new Error('No method named "'+e+'"');o[e](n)}else r.show&&o.show(n)})},o(a,null,[{key:"VERSION",get:function(){return"4.0.0-beta"}},{key:"Default",get:function(){return l}}]),a}();t(document).on(c.CLICK_DATA_API,d.DATA_TOGGLE,function(e){var n=this,i=void 0,o=r.getSelectorFromElement(this);o&&(i=t(o)[0]);var s=t(i).data("bs.modal")?"toggle":t.extend({},t(i).data(),t(this).data());"A"!==this.tagName&&"AREA"!==this.tagName||e.preventDefault();var a=t(i).one(c.SHOW,function(e){e.isDefaultPrevented()||a.one(c.HIDDEN,function(){t(n).is(":visible")&&n.focus()})});f._jQueryInterface.call(t(i),s,this)}),t.fn[e]=f._jQueryInterface,t.fn[e].Constructor=f,t.fn[e].noConflict=function(){return t.fn[e]=a,f._jQueryInterface}}(jQuery),function(t){var e="scrollspy",s=t.fn[e],a={offset:10,method:"auto",target:""},l={offset:"number",method:"string",target:"(string|element)"},h={ACTIVATE:"activate.bs.scrollspy",SCROLL:"scroll.bs.scrollspy",LOAD_DATA_API:"load.bs.scrollspy.data-api"},c={DROPDOWN_ITEM:"dropdown-item",
+DROPDOWN_MENU:"dropdown-menu",ACTIVE:"active"},u={DATA_SPY:'[data-spy="scroll"]',ACTIVE:".active",NAV_LIST_GROUP:".nav, .list-group",NAV_LINKS:".nav-link",LIST_ITEMS:".list-group-item",DROPDOWN:".dropdown",DROPDOWN_ITEMS:".dropdown-item",DROPDOWN_TOGGLE:".dropdown-toggle"},d={OFFSET:"offset",POSITION:"position"},f=function(){function s(e,i){var o=this;n(this,s),this._element=e,this._scrollElement="BODY"===e.tagName?window:e,this._config=this._getConfig(i),this._selector=this._config.target+" "+u.NAV_LINKS+","+this._config.target+" "+u.LIST_ITEMS+","+this._config.target+" "+u.DROPDOWN_ITEMS,this._offsets=[],this._targets=[],this._activeTarget=null,this._scrollHeight=0,t(this._scrollElement).on(h.SCROLL,function(t){return o._process(t)}),this.refresh(),this._process()}return s.prototype.refresh=function(){var e=this,n=this._scrollElement!==this._scrollElement.window?d.POSITION:d.OFFSET,i="auto"===this._config.method?n:this._config.method,o=i===d.POSITION?this._getScrollTop():0;this._offsets=[],this._targets=[],this._scrollHeight=this._getScrollHeight(),t.makeArray(t(this._selector)).map(function(e){var n=void 0,s=r.getSelectorFromElement(e);if(s&&(n=t(s)[0]),n){var a=n.getBoundingClientRect();if(a.width||a.height)return[t(n)[i]().top+o,s]}return null}).filter(function(t){return t}).sort(function(t,e){return t[0]-e[0]}).forEach(function(t){e._offsets.push(t[0]),e._targets.push(t[1])})},s.prototype.dispose=function(){t.removeData(this._element,"bs.scrollspy"),t(this._scrollElement).off(".bs.scrollspy"),this._element=null,this._scrollElement=null,this._config=null,this._selector=null,this._offsets=null,this._targets=null,this._activeTarget=null,this._scrollHeight=null},s.prototype._getConfig=function(n){if(n=t.extend({},a,n),"string"!=typeof n.target){var i=t(n.target).attr("id");i||(i=r.getUID(e),t(n.target).attr("id",i)),n.target="#"+i}return r.typeCheckConfig(e,n,l),n},s.prototype._getScrollTop=function(){return this._scrollElement===window?this._scrollElement.pageYOffset:this._scrollElement.scrollTop},s.prototype._getScrollHeight=function(){return this._scrollElement.scrollHeight||Math.max(document.body.scrollHeight,document.documentElement.scrollHeight)},s.prototype._getOffsetHeight=function(){return this._scrollElement===window?window.innerHeight:this._scrollElement.getBoundingClientRect().height},s.prototype._process=function(){var t=this._getScrollTop()+this._config.offset,e=this._getScrollHeight(),n=this._config.offset+e-this._getOffsetHeight();if(this._scrollHeight!==e&&this.refresh(),t>=n){var i=this._targets[this._targets.length-1];return void(this._activeTarget!==i&&this._activate(i))}if(this._activeTarget&&t<this._offsets[0]&&this._offsets[0]>0)return this._activeTarget=null,void this._clear();for(var o=this._offsets.length;o--;){this._activeTarget!==this._targets[o]&&t>=this._offsets[o]&&(void 0===this._offsets[o+1]||t<this._offsets[o+1])&&this._activate(this._targets[o])}},s.prototype._activate=function(e){this._activeTarget=e,this._clear();var n=this._selector.split(",");n=n.map(function(t){return t+'[data-target="'+e+'"],'+t+'[href="'+e+'"]'});var i=t(n.join(","));i.hasClass(c.DROPDOWN_ITEM)?(i.closest(u.DROPDOWN).find(u.DROPDOWN_TOGGLE).addClass(c.ACTIVE),i.addClass(c.ACTIVE)):(i.addClass(c.ACTIVE),i.parents(u.NAV_LIST_GROUP).prev(u.NAV_LINKS+", "+u.LIST_ITEMS).addClass(c.ACTIVE)),t(this._scrollElement).trigger(h.ACTIVATE,{relatedTarget:e})},s.prototype._clear=function(){t(this._selector).filter(u.ACTIVE).removeClass(c.ACTIVE)},s._jQueryInterface=function(e){return this.each(function(){var n=t(this).data("bs.scrollspy"),o="object"===(void 0===e?"undefined":i(e))&&e;if(n||(n=new s(this,o),t(this).data("bs.scrollspy",n)),"string"==typeof e){if(void 0===n[e])throw new Error('No method named "'+e+'"');n[e]()}})},o(s,null,[{key:"VERSION",get:function(){return"4.0.0-beta"}},{key:"Default",get:function(){return a}}]),s}();t(window).on(h.LOAD_DATA_API,function(){for(var e=t.makeArray(t(u.DATA_SPY)),n=e.length;n--;){var i=t(e[n]);f._jQueryInterface.call(i,i.data())}}),t.fn[e]=f._jQueryInterface,t.fn[e].Constructor=f,t.fn[e].noConflict=function(){return t.fn[e]=s,f._jQueryInterface}}(jQuery),function(t){var e=t.fn.tab,i={HIDE:"hide.bs.tab",HIDDEN:"hidden.bs.tab",SHOW:"show.bs.tab",SHOWN:"shown.bs.tab",CLICK_DATA_API:"click.bs.tab.data-api"},s={DROPDOWN_MENU:"dropdown-menu",ACTIVE:"active",DISABLED:"disabled",FADE:"fade",SHOW:"show"},a={DROPDOWN:".dropdown",NAV_LIST_GROUP:".nav, .list-group",ACTIVE:".active",DATA_TOGGLE:'[data-toggle="tab"], [data-toggle="pill"], [data-toggle="list"]',DROPDOWN_TOGGLE:".dropdown-toggle",DROPDOWN_ACTIVE_CHILD:"> .dropdown-menu .active"},l=function(){function e(t){n(this,e),this._element=t}return e.prototype.show=function(){var e=this;if(!(this._element.parentNode&&this._element.parentNode.nodeType===Node.ELEMENT_NODE&&t(this._element).hasClass(s.ACTIVE)||t(this._element).hasClass(s.DISABLED))){var n=void 0,o=void 0,l=t(this._element).closest(a.NAV_LIST_GROUP)[0],h=r.getSelectorFromElement(this._element);l&&(o=t.makeArray(t(l).find(a.ACTIVE)),o=o[o.length-1]);var c=t.Event(i.HIDE,{relatedTarget:this._element}),u=t.Event(i.SHOW,{relatedTarget:o});if(o&&t(o).trigger(c),t(this._element).trigger(u),!u.isDefaultPrevented()&&!c.isDefaultPrevented()){h&&(n=t(h)[0]),this._activate(this._element,l);var d=function(){var n=t.Event(i.HIDDEN,{relatedTarget:e._element}),r=t.Event(i.SHOWN,{relatedTarget:o});t(o).trigger(n),t(e._element).trigger(r)};n?this._activate(n,n.parentNode,d):d()}}},e.prototype.dispose=function(){t.removeData(this._element,"bs.tab"),this._element=null},e.prototype._activate=function(e,n,i){var o=this,l=t(n).find(a.ACTIVE)[0],h=i&&r.supportsTransitionEnd()&&l&&t(l).hasClass(s.FADE),c=function(){return o._transitionComplete(e,l,h,i)};l&&h?t(l).one(r.TRANSITION_END,c).emulateTransitionEnd(150):c(),l&&t(l).removeClass(s.SHOW)},e.prototype._transitionComplete=function(e,n,i,o){if(n){t(n).removeClass(s.ACTIVE);var l=t(n.parentNode).find(a.DROPDOWN_ACTIVE_CHILD)[0];l&&t(l).removeClass(s.ACTIVE),n.setAttribute("aria-expanded",!1)}if(t(e).addClass(s.ACTIVE),e.setAttribute("aria-expanded",!0),i?(r.reflow(e),t(e).addClass(s.SHOW)):t(e).removeClass(s.FADE),e.parentNode&&t(e.parentNode).hasClass(s.DROPDOWN_MENU)){var h=t(e).closest(a.DROPDOWN)[0];h&&t(h).find(a.DROPDOWN_TOGGLE).addClass(s.ACTIVE),e.setAttribute("aria-expanded",!0)}o&&o()},e._jQueryInterface=function(n){return this.each(function(){var i=t(this),o=i.data("bs.tab");if(o||(o=new e(this),i.data("bs.tab",o)),"string"==typeof n){if(void 0===o[n])throw new Error('No method named "'+n+'"');o[n]()}})},o(e,null,[{key:"VERSION",get:function(){return"4.0.0-beta"}}]),e}();t(document).on(i.CLICK_DATA_API,a.DATA_TOGGLE,function(e){e.preventDefault(),l._jQueryInterface.call(t(this),"show")}),t.fn.tab=l._jQueryInterface,t.fn.tab.Constructor=l,t.fn.tab.noConflict=function(){return t.fn.tab=e,l._jQueryInterface}}(jQuery),function(t){if("undefined"==typeof Popper)throw new Error("Bootstrap tooltips require Popper.js (https://popper.js.org)");var e="tooltip",s=".bs.tooltip",a=t.fn[e],l=new RegExp("(^|\\s)bs-tooltip\\S+","g"),h={animation:"boolean",template:"string",title:"(string|element|function)",trigger:"string",delay:"(number|object)",html:"boolean",selector:"(string|boolean)",placement:"(string|function)",offset:"(number|string)",container:"(string|element|boolean)",fallbackPlacement:"(string|array)"},c={AUTO:"auto",TOP:"top",RIGHT:"right",BOTTOM:"bottom",LEFT:"left"},u={animation:!0,template:'<div class="tooltip" role="tooltip"><div class="arrow"></div><div class="tooltip-inner"></div></div>',trigger:"hover focus",title:"",delay:0,html:!1,selector:!1,placement:"top",offset:0,container:!1,fallbackPlacement:"flip"},d={SHOW:"show",OUT:"out"},f={HIDE:"hide"+s,HIDDEN:"hidden"+s,SHOW:"show"+s,SHOWN:"shown"+s,INSERTED:"inserted"+s,CLICK:"click"+s,FOCUSIN:"focusin"+s,FOCUSOUT:"focusout"+s,MOUSEENTER:"mouseenter"+s,MOUSELEAVE:"mouseleave"+s},p={FADE:"fade",SHOW:"show"},_={TOOLTIP:".tooltip",TOOLTIP_INNER:".tooltip-inner",ARROW:".arrow"},g={HOVER:"hover",FOCUS:"focus",CLICK:"click",MANUAL:"manual"},m=function(){function a(t,e){n(this,a),this._isEnabled=!0,this._timeout=0,this._hoverState="",this._activeTrigger={},this._popper=null,this.element=t,this.config=this._getConfig(e),this.tip=null,this._setListeners()}return a.prototype.enable=function(){this._isEnabled=!0},a.prototype.disable=function(){this._isEnabled=!1},a.prototype.toggleEnabled=function(){this._isEnabled=!this._isEnabled},a.prototype.toggle=function(e){if(e){var n=this.constructor.DATA_KEY,i=t(e.currentTarget).data(n);i||(i=new this.constructor(e.currentTarget,this._getDelegateConfig()),t(e.currentTarget).data(n,i)),i._activeTrigger.click=!i._activeTrigger.click,i._isWithActiveTrigger()?i._enter(null,i):i._leave(null,i)}else{if(t(this.getTipElement()).hasClass(p.SHOW))return void this._leave(null,this);this._enter(null,this)}},a.prototype.dispose=function(){clearTimeout(this._timeout),t.removeData(this.element,this.constructor.DATA_KEY),t(this.element).off(this.constructor.EVENT_KEY),t(this.element).closest(".modal").off("hide.bs.modal"),this.tip&&t(this.tip).remove(),this._isEnabled=null,this._timeout=null,this._hoverState=null,this._activeTrigger=null,null!==this._popper&&this._popper.destroy(),this._popper=null,this.element=null,this.config=null,this.tip=null},a.prototype.show=function(){var e=this;if("none"===t(this.element).css("display"))throw new Error("Please use show on visible elements");var n=t.Event(this.constructor.Event.SHOW);if(this.isWithContent()&&this._isEnabled){t(this.element).trigger(n);var i=t.contains(this.element.ownerDocument.documentElement,this.element);if(n.isDefaultPrevented()||!i)return;var o=this.getTipElement(),s=r.getUID(this.constructor.NAME);o.setAttribute("id",s),this.element.setAttribute("aria-describedby",s),this.setContent(),this.config.animation&&t(o).addClass(p.FADE);var l="function"==typeof this.config.placement?this.config.placement.call(this,o,this.element):this.config.placement,h=this._getAttachment(l);this.addAttachmentClass(h);var c=!1===this.config.container?document.body:t(this.config.container);t(o).data(this.constructor.DATA_KEY,this),t.contains(this.element.ownerDocument.documentElement,this.tip)||t(o).appendTo(c),t(this.element).trigger(this.constructor.Event.INSERTED),this._popper=new Popper(this.element,o,{placement:h,modifiers:{offset:{offset:this.config.offset},flip:{behavior:this.config.fallbackPlacement},arrow:{element:_.ARROW}},onCreate:function(t){t.originalPlacement!==t.placement&&e._handlePopperPlacementChange(t)},onUpdate:function(t){e._handlePopperPlacementChange(t)}}),t(o).addClass(p.SHOW),"ontouchstart"in document.documentElement&&t("body").children().on("mouseover",null,t.noop);var u=function(){e.config.animation&&e._fixTransition();var n=e._hoverState;e._hoverState=null,t(e.element).trigger(e.constructor.Event.SHOWN),n===d.OUT&&e._leave(null,e)};r.supportsTransitionEnd()&&t(this.tip).hasClass(p.FADE)?t(this.tip).one(r.TRANSITION_END,u).emulateTransitionEnd(a._TRANSITION_DURATION):u()}},a.prototype.hide=function(e){var n=this,i=this.getTipElement(),o=t.Event(this.constructor.Event.HIDE),s=function(){n._hoverState!==d.SHOW&&i.parentNode&&i.parentNode.removeChild(i),n._cleanTipClass(),n.element.removeAttribute("aria-describedby"),t(n.element).trigger(n.constructor.Event.HIDDEN),null!==n._popper&&n._popper.destroy(),e&&e()};t(this.element).trigger(o),o.isDefaultPrevented()||(t(i).removeClass(p.SHOW),"ontouchstart"in document.documentElement&&t("body").children().off("mouseover",null,t.noop),this._activeTrigger[g.CLICK]=!1,this._activeTrigger[g.FOCUS]=!1,this._activeTrigger[g.HOVER]=!1,r.supportsTransitionEnd()&&t(this.tip).hasClass(p.FADE)?t(i).one(r.TRANSITION_END,s).emulateTransitionEnd(150):s(),this._hoverState="")},a.prototype.update=function(){null!==this._popper&&this._popper.scheduleUpdate()},a.prototype.isWithContent=function(){return Boolean(this.getTitle())},a.prototype.addAttachmentClass=function(e){t(this.getTipElement()).addClass("bs-tooltip-"+e)},a.prototype.getTipElement=function(){return this.tip=this.tip||t(this.config.template)[0]},a.prototype.setContent=function(){var e=t(this.getTipElement());this.setElementContent(e.find(_.TOOLTIP_INNER),this.getTitle()),e.removeClass(p.FADE+" "+p.SHOW)},a.prototype.setElementContent=function(e,n){var o=this.config.html;"object"===(void 0===n?"undefined":i(n))&&(n.nodeType||n.jquery)?o?t(n).parent().is(e)||e.empty().append(n):e.text(t(n).text()):e[o?"html":"text"](n)},a.prototype.getTitle=function(){var t=this.element.getAttribute("data-original-title");return t||(t="function"==typeof this.config.title?this.config.title.call(this.element):this.config.title),t},a.prototype._getAttachment=function(t){return c[t.toUpperCase()]},a.prototype._setListeners=function(){var e=this;this.config.trigger.split(" ").forEach(function(n){if("click"===n)t(e.element).on(e.constructor.Event.CLICK,e.config.selector,function(t){return e.toggle(t)});else if(n!==g.MANUAL){var i=n===g.HOVER?e.constructor.Event.MOUSEENTER:e.constructor.Event.FOCUSIN,o=n===g.HOVER?e.constructor.Event.MOUSELEAVE:e.constructor.Event.FOCUSOUT;t(e.element).on(i,e.config.selector,function(t){return e._enter(t)}).on(o,e.config.selector,function(t){return e._leave(t)})}t(e.element).closest(".modal").on("hide.bs.modal",function(){return e.hide()})}),this.config.selector?this.config=t.extend({},this.config,{trigger:"manual",selector:""}):this._fixTitle()},a.prototype._fixTitle=function(){var t=i(this.element.getAttribute("data-original-title"));(this.element.getAttribute("title")||"string"!==t)&&(this.element.setAttribute("data-original-title",this.element.getAttribute("title")||""),this.element.setAttribute("title",""))},a.prototype._enter=function(e,n){var i=this.constructor.DATA_KEY;return n=n||t(e.currentTarget).data(i),n||(n=new this.constructor(e.currentTarget,this._getDelegateConfig()),t(e.currentTarget).data(i,n)),e&&(n._activeTrigger["focusin"===e.type?g.FOCUS:g.HOVER]=!0),t(n.getTipElement()).hasClass(p.SHOW)||n._hoverState===d.SHOW?void(n._hoverState=d.SHOW):(clearTimeout(n._timeout),n._hoverState=d.SHOW,n.config.delay&&n.config.delay.show?void(n._timeout=setTimeout(function(){n._hoverState===d.SHOW&&n.show()},n.config.delay.show)):void n.show())},a.prototype._leave=function(e,n){var i=this.constructor.DATA_KEY;if(n=n||t(e.currentTarget).data(i),n||(n=new this.constructor(e.currentTarget,this._getDelegateConfig()),t(e.currentTarget).data(i,n)),e&&(n._activeTrigger["focusout"===e.type?g.FOCUS:g.HOVER]=!1),!n._isWithActiveTrigger()){if(clearTimeout(n._timeout),n._hoverState=d.OUT,!n.config.delay||!n.config.delay.hide)return void n.hide();n._timeout=setTimeout(function(){n._hoverState===d.OUT&&n.hide()},n.config.delay.hide)}},a.prototype._isWithActiveTrigger=function(){for(var t in this._activeTrigger)if(this._activeTrigger[t])return!0;return!1},a.prototype._getConfig=function(n){return n=t.extend({},this.constructor.Default,t(this.element).data(),n),n.delay&&"number"==typeof n.delay&&(n.delay={show:n.delay,hide:n.delay}),n.title&&"number"==typeof n.title&&(n.title=n.title.toString()),n.content&&"number"==typeof n.content&&(n.content=n.content.toString()),r.typeCheckConfig(e,n,this.constructor.DefaultType),n},a.prototype._getDelegateConfig=function(){var t={};if(this.config)for(var e in this.config)this.constructor.Default[e]!==this.config[e]&&(t[e]=this.config[e]);return t},a.prototype._cleanTipClass=function(){var e=t(this.getTipElement()),n=e.attr("class").match(l);null!==n&&n.length>0&&e.removeClass(n.join(""))},a.prototype._handlePopperPlacementChange=function(t){this._cleanTipClass(),this.addAttachmentClass(this._getAttachment(t.placement))},a.prototype._fixTransition=function(){var e=this.getTipElement(),n=this.config.animation;null===e.getAttribute("x-placement")&&(t(e).removeClass(p.FADE),this.config.animation=!1,this.hide(),this.show(),this.config.animation=n)},a._jQueryInterface=function(e){return this.each(function(){var n=t(this).data("bs.tooltip"),o="object"===(void 0===e?"undefined":i(e))&&e;if((n||!/dispose|hide/.test(e))&&(n||(n=new a(this,o),t(this).data("bs.tooltip",n)),"string"==typeof e)){if(void 0===n[e])throw new Error('No method named "'+e+'"');n[e]()}})},o(a,null,[{key:"VERSION",get:function(){return"4.0.0-beta"}},{key:"Default",get:function(){return u}},{key:"NAME",get:function(){return e}},{key:"DATA_KEY",get:function(){return"bs.tooltip"}},{key:"Event",get:function(){return f}},{key:"EVENT_KEY",get:function(){return s}},{key:"DefaultType",get:function(){return h}}]),a}();return t.fn[e]=m._jQueryInterface,t.fn[e].Constructor=m,t.fn[e].noConflict=function(){return t.fn[e]=a,m._jQueryInterface},m}(jQuery));!function(r){var a="popover",l=".bs.popover",h=r.fn[a],c=new RegExp("(^|\\s)bs-popover\\S+","g"),u=r.extend({},s.Default,{placement:"right",trigger:"click",content:"",template:'<div class="popover" role="tooltip"><div class="arrow"></div><h3 class="popover-header"></h3><div class="popover-body"></div></div>'}),d=r.extend({},s.DefaultType,{content:"(string|element|function)"}),f={FADE:"fade",SHOW:"show"},p={TITLE:".popover-header",CONTENT:".popover-body"},_={HIDE:"hide"+l,HIDDEN:"hidden"+l,SHOW:"show"+l,SHOWN:"shown"+l,INSERTED:"inserted"+l,CLICK:"click"+l,FOCUSIN:"focusin"+l,FOCUSOUT:"focusout"+l,MOUSEENTER:"mouseenter"+l,MOUSELEAVE:"mouseleave"+l},g=function(s){function h(){return n(this,h),t(this,s.apply(this,arguments))}return e(h,s),h.prototype.isWithContent=function(){return this.getTitle()||this._getContent()},h.prototype.addAttachmentClass=function(t){r(this.getTipElement()).addClass("bs-popover-"+t)},h.prototype.getTipElement=function(){return this.tip=this.tip||r(this.config.template)[0]},h.prototype.setContent=function(){var t=r(this.getTipElement());this.setElementContent(t.find(p.TITLE),this.getTitle()),this.setElementContent(t.find(p.CONTENT),this._getContent()),t.removeClass(f.FADE+" "+f.SHOW)},h.prototype._getContent=function(){return this.element.getAttribute("data-content")||("function"==typeof this.config.content?this.config.content.call(this.element):this.config.content)},h.prototype._cleanTipClass=function(){var t=r(this.getTipElement()),e=t.attr("class").match(c);null!==e&&e.length>0&&t.removeClass(e.join(""))},h._jQueryInterface=function(t){return this.each(function(){var e=r(this).data("bs.popover"),n="object"===(void 0===t?"undefined":i(t))?t:null;if((e||!/destroy|hide/.test(t))&&(e||(e=new h(this,n),r(this).data("bs.popover",e)),"string"==typeof t)){if(void 0===e[t])throw new Error('No method named "'+t+'"');e[t]()}})},o(h,null,[{key:"VERSION",get:function(){return"4.0.0-beta"}},{key:"Default",get:function(){return u}},{key:"NAME",get:function(){return a}},{key:"DATA_KEY",get:function(){return"bs.popover"}},{key:"Event",get:function(){return _}},{key:"EVENT_KEY",get:function(){return l}},{key:"DefaultType",get:function(){return d}}]),h}(s);r.fn[a]=g._jQueryInterface,r.fn[a].Constructor=g,r.fn[a].noConflict=function(){return r.fn[a]=h,g._jQueryInterface}}(jQuery)}(),function(){var t=navigator.userAgent.toLowerCase().indexOf("webkit")>-1,e=navigator.userAgent.toLowerCase().indexOf("opera")>-1,n=navigator.userAgent.toLowerCase().indexOf("msie")>-1;(t||e||n)&&document.getElementById&&window.addEventListener&&window.addEventListener("hashchange",function(){var t,e=location.hash.substring(1);/^[A-z0-9_-]+$/.test(e)&&(t=document.getElementById(e))&&(/^(?:a|select|input|button|textarea)$/i.test(t.tagName)||(t.tabIndex=-1),t.focus())},!1)}();
\ No newline at end of file
diff --git a/package.json b/package.json
index eee4dc1..7a5fbb5 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "understrap",
-  "version": "0.6.2",
+  "version": "0.6.3",
   "description": "Wordpress Theme framework",
   "main": "index.js",
   "scripts": {
@@ -27,7 +27,7 @@
   },
   "homepage": "https://understrap.com",
   "dependencies": {
-    "bootstrap": "^4.0.0-alpha.6",
+    "bootstrap": "4.0.0-beta",
     "browser-sync": "^2.18.12",
     "del": "^3.0.0",
     "font-awesome": "^4.7.0",
@@ -49,6 +49,8 @@
     "merge2": "^1.1.0",
     "run-sequence": "^2.0.0",
     "gulp-sequence": "^0.4.6",
-    "underscores-for-npm": "^1.0.0"
+    "undescores-for-npm": "^1.0.0",
+    "jquery": "3.0.0",
+    "popper.js": "1.11.0"
   }
 }
diff --git a/sass/assets/bootstrap4.scss b/sass/assets/bootstrap4.scss
index 2721add..e14c5cc 100644
--- a/sass/assets/bootstrap4.scss
+++ b/sass/assets/bootstrap4.scss
@@ -1,20 +1,14 @@
 /*!
- * Bootstrap v4.0.0-alpha.6 (https://getbootstrap.com)
+ * Bootstrap v4.0.0-beta (https://getbootstrap.com)
  * Copyright 2011-2017 The Bootstrap Authors
  * Copyright 2011-2017 Twitter, Inc.
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  */
 
-// Core variables and mixins
+@import "../../src/sass/bootstrap4/functions";
 @import "../../src/sass/bootstrap4/variables";
 @import "../../src/sass/bootstrap4/mixins";
-@import "../../src/sass/bootstrap4/custom";
-
-// Reset and dependencies
-@import "../../src/sass/bootstrap4/normalize";
 @import "../../src/sass/bootstrap4/print";
-
-// Core CSS
 @import "../../src/sass/bootstrap4/reboot";
 @import "../../src/sass/bootstrap4/type";
 @import "../../src/sass/bootstrap4/images";
@@ -23,8 +17,6 @@
 @import "../../src/sass/bootstrap4/tables";
 @import "../../src/sass/bootstrap4/forms";
 @import "../../src/sass/bootstrap4/buttons";
-
-// Components
 @import "../../src/sass/bootstrap4/transitions";
 @import "../../src/sass/bootstrap4/dropdown";
 @import "../../src/sass/bootstrap4/button-group";
@@ -41,15 +33,10 @@
 @import "../../src/sass/bootstrap4/progress";
 @import "../../src/sass/bootstrap4/media";
 @import "../../src/sass/bootstrap4/list-group";
-@import "../../src/sass/bootstrap4/responsive-embed";
 @import "../../src/sass/bootstrap4/close";
-
-// Components w/ JavaScript
 @import "../../src/sass/bootstrap4/modal";
 @import "../../src/sass/bootstrap4/tooltip";
 @import "../../src/sass/bootstrap4/popover";
 @import "../../src/sass/bootstrap4/carousel";
-
-// Utility classes
 @import "../../src/sass/bootstrap4/utilities";
 
diff --git a/sass/theme/_contact-form7.scss b/sass/theme/_contact-form7.scss
index 0c0a75d..b663071 100644
--- a/sass/theme/_contact-form7.scss
+++ b/sass/theme/_contact-form7.scss
@@ -61,13 +61,13 @@
 
   // not valid tip for each control
   .wpcf7-not-valid-tip {
-    color: $brand-danger !important;
+    color: theme-color("danger");
   }
 
   // validation errors ourput bottom of form
   .wpcf7-validation-errors {
     @extend .form-control;
-    color: $brand-danger !important;
-    border: 1px solid $gray-lighter !important;
+    color: theme-color("danger");
+    border: 1px solid $gray-200;
   }
 }
diff --git a/sass/understrap/understrap.scss b/sass/understrap/understrap.scss
index 39dc016..ca9feb2 100644
--- a/sass/understrap/understrap.scss
+++ b/sass/understrap/understrap.scss
@@ -1,6 +1,6 @@
 // Some basic padding for all wrappers
 .wrapper { 
-  padding: $grid-gutter-width-base 0; }
+  padding: $grid-gutter-width 0; }
 
 // Reset hero wrapper padding to 0
 #wrapper-hero { padding: 0px !important; }
@@ -13,11 +13,11 @@
 }
 
 // Separate sticky wrapper from main content
-.wrapper#wrapper-sticky { border-bottom: 1px solid $gray-light; }
+.wrapper#wrapper-sticky { border-bottom: 1px solid $gray-300; }
 
 // Adding some contrast background color to footer full widget
 #wrapper-footer-full,
-#wrapper-static-hero { background-color: $gray-lighter; }
+#wrapper-static-hero { background-color: $gray-200; }
 
 // Necessary WP classes
 .wp-caption { font-size: inherit; }
@@ -72,15 +72,15 @@ a.skip-link {
 }
 
 .bg-primary .dropdown-menu {
-background-color:$brand-primary;
+background-color:theme-color("primary");
 }
 
 .bg-success .dropdown-menu {
-background-color:$brand-success;
+background-color:theme-color("success");
 }
 
 .bg-inverse .dropdown-menu {
-background-color:$brand-inverse;
+background-color:$navbar-dark-color;
 }
 
 // Fixing BS dropdown in a dropdown
@@ -103,12 +103,10 @@ background-color:$brand-inverse;
 .dropdown-menu .menu-item {
   width: 100%;
   a.nav-link{
-    margin:0px;
-    padding:$nav-link-padding;
 
   }
   a.nav-link:hover { 
-    background-color: $brand-primary; 
+    background-color: theme-color("primary"); 
   }
 }
 
diff --git a/src/css/tether-theme-arrows-dark.css b/src/css/tether-theme-arrows-dark.css
deleted file mode 100644
index c000dd7..0000000
--- a/src/css/tether-theme-arrows-dark.css
+++ /dev/null
@@ -1,150 +0,0 @@
-.tether-element, .tether-element:after, .tether-element:before, .tether-element *, .tether-element *:after, .tether-element *:before {
-  box-sizing: border-box; }
-
-.tether-element {
-  position: absolute;
-  display: none; }
-  .tether-element.tether-open {
-    display: block; }
-
-.tether-element.tether-theme-arrows-dark {
-  max-width: 100%;
-  max-height: 100%; }
-  .tether-element.tether-theme-arrows-dark .tether-content {
-    border-radius: 5px;
-    position: relative;
-    font-family: inherit;
-    background: #000;
-    color: #fff;
-    padding: 1em;
-    font-size: 1.1em;
-    line-height: 1.5em; }
-    .tether-element.tether-theme-arrows-dark .tether-content:before {
-      content: "";
-      display: block;
-      position: absolute;
-      width: 0;
-      height: 0;
-      border-color: transparent;
-      border-width: 16px;
-      border-style: solid; }
-  .tether-element.tether-theme-arrows-dark.tether-element-attached-bottom.tether-element-attached-center .tether-content {
-    margin-bottom: 16px; }
-    .tether-element.tether-theme-arrows-dark.tether-element-attached-bottom.tether-element-attached-center .tether-content:before {
-      top: 100%;
-      left: 50%;
-      margin-left: -16px;
-      border-top-color: #000;
-      border-bottom: 0; }
-  .tether-element.tether-theme-arrows-dark.tether-element-attached-top.tether-element-attached-center .tether-content {
-    margin-top: 16px; }
-    .tether-element.tether-theme-arrows-dark.tether-element-attached-top.tether-element-attached-center .tether-content:before {
-      bottom: 100%;
-      left: 50%;
-      margin-left: -16px;
-      border-bottom-color: #000;
-      border-top: 0; }
-  .tether-element.tether-theme-arrows-dark.tether-element-attached-right.tether-element-attached-middle .tether-content {
-    margin-right: 16px; }
-    .tether-element.tether-theme-arrows-dark.tether-element-attached-right.tether-element-attached-middle .tether-content:before {
-      left: 100%;
-      top: 50%;
-      margin-top: -16px;
-      border-left-color: #000;
-      border-right: 0; }
-  .tether-element.tether-theme-arrows-dark.tether-element-attached-left.tether-element-attached-middle .tether-content {
-    margin-left: 16px; }
-    .tether-element.tether-theme-arrows-dark.tether-element-attached-left.tether-element-attached-middle .tether-content:before {
-      right: 100%;
-      top: 50%;
-      margin-top: -16px;
-      border-right-color: #000;
-      border-left: 0; }
-  .tether-element.tether-theme-arrows-dark.tether-element-attached-left.tether-target-attached-center .tether-content {
-    left: -32px; }
-  .tether-element.tether-theme-arrows-dark.tether-element-attached-right.tether-target-attached-center .tether-content {
-    left: 32px; }
-  .tether-element.tether-theme-arrows-dark.tether-element-attached-top.tether-element-attached-left.tether-target-attached-middle .tether-content {
-    margin-top: 16px; }
-    .tether-element.tether-theme-arrows-dark.tether-element-attached-top.tether-element-attached-left.tether-target-attached-middle .tether-content:before {
-      bottom: 100%;
-      left: 16px;
-      border-bottom-color: #000;
-      border-top: 0; }
-  .tether-element.tether-theme-arrows-dark.tether-element-attached-top.tether-element-attached-right.tether-target-attached-middle .tether-content {
-    margin-top: 16px; }
-    .tether-element.tether-theme-arrows-dark.tether-element-attached-top.tether-element-attached-right.tether-target-attached-middle .tether-content:before {
-      bottom: 100%;
-      right: 16px;
-      border-bottom-color: #000;
-      border-top: 0; }
-  .tether-element.tether-theme-arrows-dark.tether-element-attached-bottom.tether-element-attached-left.tether-target-attached-middle .tether-content {
-    margin-bottom: 16px; }
-    .tether-element.tether-theme-arrows-dark.tether-element-attached-bottom.tether-element-attached-left.tether-target-attached-middle .tether-content:before {
-      top: 100%;
-      left: 16px;
-      border-top-color: #000;
-      border-bottom: 0; }
-  .tether-element.tether-theme-arrows-dark.tether-element-attached-bottom.tether-element-attached-right.tether-target-attached-middle .tether-content {
-    margin-bottom: 16px; }
-    .tether-element.tether-theme-arrows-dark.tether-element-attached-bottom.tether-element-attached-right.tether-target-attached-middle .tether-content:before {
-      top: 100%;
-      right: 16px;
-      border-top-color: #000;
-      border-bottom: 0; }
-  .tether-element.tether-theme-arrows-dark.tether-element-attached-top.tether-element-attached-left.tether-target-attached-bottom .tether-content {
-    margin-top: 16px; }
-    .tether-element.tether-theme-arrows-dark.tether-element-attached-top.tether-element-attached-left.tether-target-attached-bottom .tether-content:before {
-      bottom: 100%;
-      left: 16px;
-      border-bottom-color: #000;
-      border-top: 0; }
-  .tether-element.tether-theme-arrows-dark.tether-element-attached-top.tether-element-attached-right.tether-target-attached-bottom .tether-content {
-    margin-top: 16px; }
-    .tether-element.tether-theme-arrows-dark.tether-element-attached-top.tether-element-attached-right.tether-target-attached-bottom .tether-content:before {
-      bottom: 100%;
-      right: 16px;
-      border-bottom-color: #000;
-      border-top: 0; }
-  .tether-element.tether-theme-arrows-dark.tether-element-attached-bottom.tether-element-attached-left.tether-target-attached-top .tether-content {
-    margin-bottom: 16px; }
-    .tether-element.tether-theme-arrows-dark.tether-element-attached-bottom.tether-element-attached-left.tether-target-attached-top .tether-content:before {
-      top: 100%;
-      left: 16px;
-      border-top-color: #000;
-      border-bottom: 0; }
-  .tether-element.tether-theme-arrows-dark.tether-element-attached-bottom.tether-element-attached-right.tether-target-attached-top .tether-content {
-    margin-bottom: 16px; }
-    .tether-element.tether-theme-arrows-dark.tether-element-attached-bottom.tether-element-attached-right.tether-target-attached-top .tether-content:before {
-      top: 100%;
-      right: 16px;
-      border-top-color: #000;
-      border-bottom: 0; }
-  .tether-element.tether-theme-arrows-dark.tether-element-attached-top.tether-element-attached-right.tether-target-attached-left .tether-content {
-    margin-right: 16px; }
-    .tether-element.tether-theme-arrows-dark.tether-element-attached-top.tether-element-attached-right.tether-target-attached-left .tether-content:before {
-      top: 16px;
-      left: 100%;
-      border-left-color: #000;
-      border-right: 0; }
-  .tether-element.tether-theme-arrows-dark.tether-element-attached-top.tether-element-attached-left.tether-target-attached-right .tether-content {
-    margin-left: 16px; }
-    .tether-element.tether-theme-arrows-dark.tether-element-attached-top.tether-element-attached-left.tether-target-attached-right .tether-content:before {
-      top: 16px;
-      right: 100%;
-      border-right-color: #000;
-      border-left: 0; }
-  .tether-element.tether-theme-arrows-dark.tether-element-attached-bottom.tether-element-attached-right.tether-target-attached-left .tether-content {
-    margin-right: 16px; }
-    .tether-element.tether-theme-arrows-dark.tether-element-attached-bottom.tether-element-attached-right.tether-target-attached-left .tether-content:before {
-      bottom: 16px;
-      left: 100%;
-      border-left-color: #000;
-      border-right: 0; }
-  .tether-element.tether-theme-arrows-dark.tether-element-attached-bottom.tether-element-attached-left.tether-target-attached-right .tether-content {
-    margin-left: 16px; }
-    .tether-element.tether-theme-arrows-dark.tether-element-attached-bottom.tether-element-attached-left.tether-target-attached-right .tether-content:before {
-      bottom: 16px;
-      right: 100%;
-      border-right-color: #000;
-      border-left: 0; }
diff --git a/src/css/tether-theme-arrows-dark.min.css b/src/css/tether-theme-arrows-dark.min.css
deleted file mode 100644
index 73d263e..0000000
--- a/src/css/tether-theme-arrows-dark.min.css
+++ /dev/null
@@ -1 +0,0 @@
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.tether-content:before{top:100%;right:16px;border-top-color:#000;border-bottom:0}.tether-element.tether-theme-arrows-dark.tether-element-attached-top.tether-element-attached-right.tether-target-attached-left .tether-content:before{top:16px;left:100%;border-left-color:#000;border-right:0}.tether-element.tether-theme-arrows-dark.tether-element-attached-top.tether-element-attached-left.tether-target-attached-right .tether-content:before{top:16px;right:100%;border-right-color:#000;border-left:0}.tether-element.tether-theme-arrows-dark.tether-element-attached-bottom.tether-element-attached-right.tether-target-attached-left .tether-content:before{bottom:16px;left:100%;border-left-color:#000;border-right:0}.tether-element.tether-theme-arrows-dark.tether-element-attached-bottom.tether-element-attached-left.tether-target-attached-right .tether-content:before{bottom:16px;right:100%;border-right-color:#000;border-left:0}
\ No newline at end of file
diff --git a/src/css/tether-theme-arrows.css b/src/css/tether-theme-arrows.css
deleted file mode 100644
index e9e3bbf..0000000
--- a/src/css/tether-theme-arrows.css
+++ /dev/null
@@ -1,154 +0,0 @@
-.tether-element, .tether-element:after, .tether-element:before, .tether-element *, .tether-element *:after, .tether-element *:before {
-  box-sizing: border-box; }
-
-.tether-element {
-  position: absolute;
-  display: none; }
-  .tether-element.tether-open {
-    display: block; }
-
-.tether-element.tether-theme-arrows {
-  max-width: 100%;
-  max-height: 100%; }
-  .tether-element.tether-theme-arrows .tether-content {
-    border-radius: 5px;
-    position: relative;
-    font-family: inherit;
-    background: #fff;
-    color: inherit;
-    padding: 1em;
-    font-size: 1.1em;
-    line-height: 1.5em;
-    -webkit-transform: translateZ(0);
-            transform: translateZ(0);
-    -webkit-filter: drop-shadow(0 1px 4px rgba(0, 0, 0, 0.2));
-            filter: drop-shadow(0 1px 4px rgba(0, 0, 0, 0.2)); }
-    .tether-element.tether-theme-arrows .tether-content:before {
-      content: "";
-      display: block;
-      position: absolute;
-      width: 0;
-      height: 0;
-      border-color: transparent;
-      border-width: 16px;
-      border-style: solid; }
-  .tether-element.tether-theme-arrows.tether-element-attached-bottom.tether-element-attached-center .tether-content {
-    margin-bottom: 16px; }
-    .tether-element.tether-theme-arrows.tether-element-attached-bottom.tether-element-attached-center .tether-content:before {
-      top: 100%;
-      left: 50%;
-      margin-left: -16px;
-      border-top-color: #fff;
-      border-bottom: 0; }
-  .tether-element.tether-theme-arrows.tether-element-attached-top.tether-element-attached-center .tether-content {
-    margin-top: 16px; }
-    .tether-element.tether-theme-arrows.tether-element-attached-top.tether-element-attached-center .tether-content:before {
-      bottom: 100%;
-      left: 50%;
-      margin-left: -16px;
-      border-bottom-color: #fff;
-      border-top: 0; }
-  .tether-element.tether-theme-arrows.tether-element-attached-right.tether-element-attached-middle .tether-content {
-    margin-right: 16px; }
-    .tether-element.tether-theme-arrows.tether-element-attached-right.tether-element-attached-middle .tether-content:before {
-      left: 100%;
-      top: 50%;
-      margin-top: -16px;
-      border-left-color: #fff;
-      border-right: 0; }
-  .tether-element.tether-theme-arrows.tether-element-attached-left.tether-element-attached-middle .tether-content {
-    margin-left: 16px; }
-    .tether-element.tether-theme-arrows.tether-element-attached-left.tether-element-attached-middle .tether-content:before {
-      right: 100%;
-      top: 50%;
-      margin-top: -16px;
-      border-right-color: #fff;
-      border-left: 0; }
-  .tether-element.tether-theme-arrows.tether-element-attached-left.tether-target-attached-center .tether-content {
-    left: -32px; }
-  .tether-element.tether-theme-arrows.tether-element-attached-right.tether-target-attached-center .tether-content {
-    left: 32px; }
-  .tether-element.tether-theme-arrows.tether-element-attached-top.tether-element-attached-left.tether-target-attached-middle .tether-content {
-    margin-top: 16px; }
-    .tether-element.tether-theme-arrows.tether-element-attached-top.tether-element-attached-left.tether-target-attached-middle .tether-content:before {
-      bottom: 100%;
-      left: 16px;
-      border-bottom-color: #fff;
-      border-top: 0; }
-  .tether-element.tether-theme-arrows.tether-element-attached-top.tether-element-attached-right.tether-target-attached-middle .tether-content {
-    margin-top: 16px; }
-    .tether-element.tether-theme-arrows.tether-element-attached-top.tether-element-attached-right.tether-target-attached-middle .tether-content:before {
-      bottom: 100%;
-      right: 16px;
-      border-bottom-color: #fff;
-      border-top: 0; }
-  .tether-element.tether-theme-arrows.tether-element-attached-bottom.tether-element-attached-left.tether-target-attached-middle .tether-content {
-    margin-bottom: 16px; }
-    .tether-element.tether-theme-arrows.tether-element-attached-bottom.tether-element-attached-left.tether-target-attached-middle .tether-content:before {
-      top: 100%;
-      left: 16px;
-      border-top-color: #fff;
-      border-bottom: 0; }
-  .tether-element.tether-theme-arrows.tether-element-attached-bottom.tether-element-attached-right.tether-target-attached-middle .tether-content {
-    margin-bottom: 16px; }
-    .tether-element.tether-theme-arrows.tether-element-attached-bottom.tether-element-attached-right.tether-target-attached-middle .tether-content:before {
-      top: 100%;
-      right: 16px;
-      border-top-color: #fff;
-      border-bottom: 0; }
-  .tether-element.tether-theme-arrows.tether-element-attached-top.tether-element-attached-left.tether-target-attached-bottom .tether-content {
-    margin-top: 16px; }
-    .tether-element.tether-theme-arrows.tether-element-attached-top.tether-element-attached-left.tether-target-attached-bottom .tether-content:before {
-      bottom: 100%;
-      left: 16px;
-      border-bottom-color: #fff;
-      border-top: 0; }
-  .tether-element.tether-theme-arrows.tether-element-attached-top.tether-element-attached-right.tether-target-attached-bottom .tether-content {
-    margin-top: 16px; }
-    .tether-element.tether-theme-arrows.tether-element-attached-top.tether-element-attached-right.tether-target-attached-bottom .tether-content:before {
-      bottom: 100%;
-      right: 16px;
-      border-bottom-color: #fff;
-      border-top: 0; }
-  .tether-element.tether-theme-arrows.tether-element-attached-bottom.tether-element-attached-left.tether-target-attached-top .tether-content {
-    margin-bottom: 16px; }
-    .tether-element.tether-theme-arrows.tether-element-attached-bottom.tether-element-attached-left.tether-target-attached-top .tether-content:before {
-      top: 100%;
-      left: 16px;
-      border-top-color: #fff;
-      border-bottom: 0; }
-  .tether-element.tether-theme-arrows.tether-element-attached-bottom.tether-element-attached-right.tether-target-attached-top .tether-content {
-    margin-bottom: 16px; }
-    .tether-element.tether-theme-arrows.tether-element-attached-bottom.tether-element-attached-right.tether-target-attached-top .tether-content:before {
-      top: 100%;
-      right: 16px;
-      border-top-color: #fff;
-      border-bottom: 0; }
-  .tether-element.tether-theme-arrows.tether-element-attached-top.tether-element-attached-right.tether-target-attached-left .tether-content {
-    margin-right: 16px; }
-    .tether-element.tether-theme-arrows.tether-element-attached-top.tether-element-attached-right.tether-target-attached-left .tether-content:before {
-      top: 16px;
-      left: 100%;
-      border-left-color: #fff;
-      border-right: 0; }
-  .tether-element.tether-theme-arrows.tether-element-attached-top.tether-element-attached-left.tether-target-attached-right .tether-content {
-    margin-left: 16px; }
-    .tether-element.tether-theme-arrows.tether-element-attached-top.tether-element-attached-left.tether-target-attached-right .tether-content:before {
-      top: 16px;
-      right: 100%;
-      border-right-color: #fff;
-      border-left: 0; }
-  .tether-element.tether-theme-arrows.tether-element-attached-bottom.tether-element-attached-right.tether-target-attached-left .tether-content {
-    margin-right: 16px; }
-    .tether-element.tether-theme-arrows.tether-element-attached-bottom.tether-element-attached-right.tether-target-attached-left .tether-content:before {
-      bottom: 16px;
-      left: 100%;
-      border-left-color: #fff;
-      border-right: 0; }
-  .tether-element.tether-theme-arrows.tether-element-attached-bottom.tether-element-attached-left.tether-target-attached-right .tether-content {
-    margin-left: 16px; }
-    .tether-element.tether-theme-arrows.tether-element-attached-bottom.tether-element-attached-left.tether-target-attached-right .tether-content:before {
-      bottom: 16px;
-      right: 100%;
-      border-right-color: #fff;
-      border-left: 0; }
diff --git a/src/css/tether-theme-arrows.min.css b/src/css/tether-theme-arrows.min.css
deleted file mode 100644
index 61994a9..0000000
--- a/src/css/tether-theme-arrows.min.css
+++ /dev/null
@@ -1 +0,0 @@
-.tether-element.tether-theme-arrows.tether-element-attached-bottom.tether-element-attached-center .tether-content,.tether-element.tether-theme-arrows.tether-element-attached-bottom.tether-element-attached-left.tether-target-attached-middle .tether-content,.tether-element.tether-theme-arrows.tether-element-attached-bottom.tether-element-attached-left.tether-target-attached-top .tether-content,.tether-element.tether-theme-arrows.tether-element-attached-bottom.tether-element-attached-right.tether-target-attached-middle .tether-content,.tether-element.tether-theme-arrows.tether-element-attached-bottom.tether-element-attached-right.tether-target-attached-top .tether-content{margin-bottom:16px}.tether-element.tether-theme-arrows.tether-element-attached-bottom.tether-element-attached-right.tether-target-attached-left .tether-content,.tether-element.tether-theme-arrows.tether-element-attached-right.tether-element-attached-middle .tether-content,.tether-element.tether-theme-arrows.tether-element-attached-top.tether-element-attached-right.tether-target-attached-left .tether-content{margin-right:16px}.tether-element,.tether-element *,.tether-element :after,.tether-element :before,.tether-element:after,.tether-element:before{box-sizing:border-box}.tether-element{position:absolute;display:none}.tether-element.tether-open{display:block}.tether-element.tether-theme-arrows{max-width:100%;max-height:100%}.tether-element.tether-theme-arrows .tether-content{border-radius:5px;position:relative;font-family:inherit;background:#fff;color:inherit;padding:1em;font-size:1.1em;line-height:1.5em;-webkit-transform:translateZ(0);transform:translateZ(0);-webkit-filter:drop-shadow(0 1px 4px rgba(0, 0, 0, .2));filter:drop-shadow(0 1px 4px rgba(0, 0, 0, .2))}.tether-element.tether-theme-arrows .tether-content:before{content:"";display:block;position:absolute;width:0;height:0;border-color:transparent;border-width:16px;border-style:solid}.tether-element.tether-theme-arrows.tether-element-attached-bottom.tether-element-attached-center .tether-content:before{top:100%;left:50%;margin-left:-16px;border-top-color:#fff;border-bottom:0}.tether-element.tether-theme-arrows.tether-element-attached-top.tether-element-attached-center .tether-content{margin-top:16px}.tether-element.tether-theme-arrows.tether-element-attached-top.tether-element-attached-center .tether-content:before{bottom:100%;left:50%;margin-left:-16px;border-bottom-color:#fff;border-top:0}.tether-element.tether-theme-arrows.tether-element-attached-bottom.tether-element-attached-left.tether-target-attached-right .tether-content,.tether-element.tether-theme-arrows.tether-element-attached-left.tether-element-attached-middle .tether-content,.tether-element.tether-theme-arrows.tether-element-attached-top.tether-element-attached-left.tether-target-attached-right .tether-content{margin-left:16px}.tether-element.tether-theme-arrows.tether-element-attached-right.tether-element-attached-middle .tether-content:before{left:100%;top:50%;margin-top:-16px;border-left-color:#fff;border-right:0}.tether-element.tether-theme-arrows.tether-element-attached-left.tether-element-attached-middle .tether-content:before{right:100%;top:50%;margin-top:-16px;border-right-color:#fff;border-left:0}.tether-element.tether-theme-arrows.tether-element-attached-top.tether-element-attached-left.tether-target-attached-bottom .tether-content,.tether-element.tether-theme-arrows.tether-element-attached-top.tether-element-attached-left.tether-target-attached-middle .tether-content,.tether-element.tether-theme-arrows.tether-element-attached-top.tether-element-attached-right.tether-target-attached-bottom .tether-content,.tether-element.tether-theme-arrows.tether-element-attached-top.tether-element-attached-right.tether-target-attached-middle .tether-content{margin-top:16px}.tether-element.tether-theme-arrows.tether-element-attached-left.tether-target-attached-center .tether-content{left:-32px}.tether-element.tether-theme-arrows.tether-element-attached-right.tether-target-attached-center .tether-content{left:32px}.tether-element.tether-theme-arrows.tether-element-attached-top.tether-element-attached-left.tether-target-attached-middle .tether-content:before{bottom:100%;left:16px;border-bottom-color:#fff;border-top:0}.tether-element.tether-theme-arrows.tether-element-attached-top.tether-element-attached-right.tether-target-attached-middle .tether-content:before{bottom:100%;right:16px;border-bottom-color:#fff;border-top:0}.tether-element.tether-theme-arrows.tether-element-attached-bottom.tether-element-attached-left.tether-target-attached-middle .tether-content:before{top:100%;left:16px;border-top-color:#fff;border-bottom:0}.tether-element.tether-theme-arrows.tether-element-attached-bottom.tether-element-attached-right.tether-target-attached-middle .tether-content:before{top:100%;right:16px;border-top-color:#fff;border-bottom:0}.tether-element.tether-theme-arrows.tether-element-attached-top.tether-element-attached-left.tether-target-attached-bottom .tether-content:before{bottom:100%;left:16px;border-bottom-color:#fff;border-top:0}.tether-element.tether-theme-arrows.tether-element-attached-top.tether-element-attached-right.tether-target-attached-bottom .tether-content:before{bottom:100%;right:16px;border-bottom-color:#fff;border-top:0}.tether-element.tether-theme-arrows.tether-element-attached-bottom.tether-element-attached-left.tether-target-attached-top .tether-content:before{top:100%;left:16px;border-top-color:#fff;border-bottom:0}.tether-element.tether-theme-arrows.tether-element-attached-bottom.tether-element-attached-right.tether-target-attached-top .tether-content:before{top:100%;right:16px;border-top-color:#fff;border-bottom:0}.tether-element.tether-theme-arrows.tether-element-attached-top.tether-element-attached-right.tether-target-attached-left .tether-content:before{top:16px;left:100%;border-left-color:#fff;border-right:0}.tether-element.tether-theme-arrows.tether-element-attached-top.tether-element-attached-left.tether-target-attached-right .tether-content:before{top:16px;right:100%;border-right-color:#fff;border-left:0}.tether-element.tether-theme-arrows.tether-element-attached-bottom.tether-element-attached-right.tether-target-attached-left .tether-content:before{bottom:16px;left:100%;border-left-color:#fff;border-right:0}.tether-element.tether-theme-arrows.tether-element-attached-bottom.tether-element-attached-left.tether-target-attached-right .tether-content:before{bottom:16px;right:100%;border-right-color:#fff;border-left:0}
\ No newline at end of file
diff --git a/src/css/tether-theme-basic.css b/src/css/tether-theme-basic.css
deleted file mode 100644
index f2b3b5c..0000000
--- a/src/css/tether-theme-basic.css
+++ /dev/null
@@ -1,21 +0,0 @@
-.tether-element, .tether-element:after, .tether-element:before, .tether-element *, .tether-element *:after, .tether-element *:before {
-  box-sizing: border-box; }
-
-.tether-element {
-  position: absolute;
-  display: none; }
-  .tether-element.tether-open {
-    display: block; }
-
-.tether-element.tether-theme-basic {
-  max-width: 100%;
-  max-height: 100%; }
-  .tether-element.tether-theme-basic .tether-content {
-    border-radius: 5px;
-    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
-    font-family: inherit;
-    background: #fff;
-    color: inherit;
-    padding: 1em;
-    font-size: 1.1em;
-    line-height: 1.5em; }
diff --git a/src/css/tether-theme-basic.min.css b/src/css/tether-theme-basic.min.css
deleted file mode 100644
index f117c47..0000000
--- a/src/css/tether-theme-basic.min.css
+++ /dev/null
@@ -1 +0,0 @@
-.tether-element,.tether-element *,.tether-element :after,.tether-element :before,.tether-element:after,.tether-element:before{box-sizing:border-box}.tether-element{position:absolute;display:none}.tether-element.tether-open{display:block}.tether-element.tether-theme-basic{max-width:100%;max-height:100%}.tether-element.tether-theme-basic .tether-content{border-radius:5px;box-shadow:0 2px 8px rgba(0,0,0,.2);font-family:inherit;background:#fff;color:inherit;padding:1em;font-size:1.1em;line-height:1.5em}
\ No newline at end of file
diff --git a/src/css/tether.css b/src/css/tether.css
deleted file mode 100644
index fc30f56..0000000
--- a/src/css/tether.css
+++ /dev/null
@@ -1,8 +0,0 @@
-.tether-element, .tether-element:after, .tether-element:before, .tether-element *, .tether-element *:after, .tether-element *:before {
-  box-sizing: border-box; }
-
-.tether-element {
-  position: absolute;
-  display: none; }
-  .tether-element.tether-open {
-    display: block; }
diff --git a/src/css/tether.min.css b/src/css/tether.min.css
deleted file mode 100644
index 328251c..0000000
--- a/src/css/tether.min.css
+++ /dev/null
@@ -1 +0,0 @@
-.tether-element,.tether-element *,.tether-element :after,.tether-element :before,.tether-element:after,.tether-element:before{box-sizing:border-box}.tether-element{position:absolute;display:none}.tether-element.tether-open{display:block}
\ No newline at end of file
diff --git a/src/js/bootstrap4/bootstrap.js b/src/js/bootstrap4/bootstrap.js
index 2568773..7597fb3 100644
--- a/src/js/bootstrap4/bootstrap.js
+++ b/src/js/bootstrap4/bootstrap.js
@@ -1,5 +1,5 @@
 /*!
- * Bootstrap v4.0.0-alpha.6 (https://getbootstrap.com)
+ * Bootstrap v4.0.0-beta (https://getbootstrap.com)
  * Copyright 2011-2017 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  */
@@ -8,16 +8,14 @@ if (typeof jQuery === 'undefined') {
   throw new Error('Bootstrap\'s JavaScript requires jQuery. jQuery must be included before Bootstrap\'s JavaScript.')
 }
 
-+function ($) {
+(function ($) {
   var version = $.fn.jquery.split(' ')[0].split('.')
   if ((version[0] < 2 && version[1] < 9) || (version[0] == 1 && version[1] == 9 && version[2] < 1) || (version[0] >= 4)) {
     throw new Error('Bootstrap\'s JavaScript requires at least jQuery v1.9.1 but less than v4.0.0')
   }
-}(jQuery);
-
-
-+function () {
+})(jQuery);
 
+(function () {
 var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };
 
 var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
@@ -30,7 +28,7 @@ function _classCallCheck(instance, Constructor) { if (!(instance instanceof Cons
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.6): util.js
+ * Bootstrap (v4.0.0-beta): util.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
@@ -52,10 +50,9 @@ var Util = function ($) {
     MozTransition: 'transitionend',
     OTransition: 'oTransitionEnd otransitionend',
     transition: 'transitionend'
-  };
 
-  // shoutout AngusCroll (https://goo.gl/pxwQGp)
-  function toType(obj) {
+    // shoutout AngusCroll (https://goo.gl/pxwQGp)
+  };function toType(obj) {
     return {}.toString.call(obj).match(/\s([a-zA-Z]+)/)[1].toLowerCase();
   }
 
@@ -141,13 +138,16 @@ var Util = function ($) {
     },
     getSelectorFromElement: function getSelectorFromElement(element) {
       var selector = element.getAttribute('data-target');
-
-      if (!selector) {
+      if (!selector || selector === '#') {
         selector = element.getAttribute('href') || '';
-        selector = /^#[a-z]/i.test(selector) ? selector : null;
       }
 
-      return selector;
+      try {
+        var $selector = $(selector);
+        return $selector.length > 0 ? selector : null;
+      } catch (error) {
+        return null;
+      }
     },
     reflow: function reflow(element) {
       return element.offsetHeight;
@@ -180,7 +180,7 @@ var Util = function ($) {
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.6): alert.js
+ * Bootstrap (v4.0.0-beta): alert.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
@@ -194,7 +194,7 @@ var Alert = function ($) {
    */
 
   var NAME = 'alert';
-  var VERSION = '4.0.0-alpha.6';
+  var VERSION = '4.0.0-beta';
   var DATA_KEY = 'bs.alert';
   var EVENT_KEY = '.' + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -215,14 +215,14 @@ var Alert = function ($) {
     ALERT: 'alert',
     FADE: 'fade',
     SHOW: 'show'
+
+    /**
+     * ------------------------------------------------------------------------
+     * Class Definition
+     * ------------------------------------------------------------------------
+     */
+
   };
-
-  /**
-   * ------------------------------------------------------------------------
-   * Class Definition
-   * ------------------------------------------------------------------------
-   */
-
   var Alert = function () {
     function Alert(element) {
       _classCallCheck(this, Alert);
@@ -359,7 +359,7 @@ var Alert = function ($) {
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.6): button.js
+ * Bootstrap (v4.0.0-beta): button.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
@@ -373,7 +373,7 @@ var Button = function ($) {
    */
 
   var NAME = 'button';
-  var VERSION = '4.0.0-alpha.6';
+  var VERSION = '4.0.0-beta';
   var DATA_KEY = 'bs.button';
   var EVENT_KEY = '.' + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -396,14 +396,14 @@ var Button = function ($) {
   var Event = {
     CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY,
     FOCUS_BLUR_DATA_API: 'focus' + EVENT_KEY + DATA_API_KEY + ' ' + ('blur' + EVENT_KEY + DATA_API_KEY)
+
+    /**
+     * ------------------------------------------------------------------------
+     * Class Definition
+     * ------------------------------------------------------------------------
+     */
+
   };
-
-  /**
-   * ------------------------------------------------------------------------
-   * Class Definition
-   * ------------------------------------------------------------------------
-   */
-
   var Button = function () {
     function Button(element) {
       _classCallCheck(this, Button);
@@ -417,6 +417,7 @@ var Button = function ($) {
 
     Button.prototype.toggle = function toggle() {
       var triggerChangeEvent = true;
+      var addAriaPressed = true;
       var rootElement = $(this._element).closest(Selector.DATA_TOGGLE)[0];
 
       if (rootElement) {
@@ -436,15 +437,21 @@ var Button = function ($) {
           }
 
           if (triggerChangeEvent) {
+            if (input.hasAttribute('disabled') || rootElement.hasAttribute('disabled') || input.classList.contains('disabled') || rootElement.classList.contains('disabled')) {
+              return;
+            }
             input.checked = !$(this._element).hasClass(ClassName.ACTIVE);
             $(input).trigger('change');
           }
 
           input.focus();
+          addAriaPressed = false;
         }
       }
 
-      this._element.setAttribute('aria-pressed', !$(this._element).hasClass(ClassName.ACTIVE));
+      if (addAriaPressed) {
+        this._element.setAttribute('aria-pressed', !$(this._element).hasClass(ClassName.ACTIVE));
+      }
 
       if (triggerChangeEvent) {
         $(this._element).toggleClass(ClassName.ACTIVE);
@@ -522,7 +529,7 @@ var Button = function ($) {
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.6): carousel.js
+ * Bootstrap (v4.0.0-beta): carousel.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
@@ -536,7 +543,7 @@ var Carousel = function ($) {
    */
 
   var NAME = 'carousel';
-  var VERSION = '4.0.0-alpha.6';
+  var VERSION = '4.0.0-beta';
   var DATA_KEY = 'bs.carousel';
   var EVENT_KEY = '.' + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -544,6 +551,7 @@ var Carousel = function ($) {
   var TRANSITION_DURATION = 600;
   var ARROW_LEFT_KEYCODE = 37; // KeyboardEvent.which value for left arrow key
   var ARROW_RIGHT_KEYCODE = 39; // KeyboardEvent.which value for right arrow key
+  var TOUCHEVENT_COMPAT_WAIT = 500; // Time for mouse compat events to fire after touch
 
   var Default = {
     interval: 5000,
@@ -574,6 +582,7 @@ var Carousel = function ($) {
     KEYDOWN: 'keydown' + EVENT_KEY,
     MOUSEENTER: 'mouseenter' + EVENT_KEY,
     MOUSELEAVE: 'mouseleave' + EVENT_KEY,
+    TOUCHEND: 'touchend' + EVENT_KEY,
     LOAD_DATA_API: 'load' + EVENT_KEY + DATA_API_KEY,
     CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY
   };
@@ -597,14 +606,14 @@ var Carousel = function ($) {
     INDICATORS: '.carousel-indicators',
     DATA_SLIDE: '[data-slide], [data-slide-to]',
     DATA_RIDE: '[data-ride="carousel"]'
+
+    /**
+     * ------------------------------------------------------------------------
+     * Class Definition
+     * ------------------------------------------------------------------------
+     */
+
   };
-
-  /**
-   * ------------------------------------------------------------------------
-   * Class Definition
-   * ------------------------------------------------------------------------
-   */
-
   var Carousel = function () {
     function Carousel(element, config) {
       _classCallCheck(this, Carousel);
@@ -616,6 +625,8 @@ var Carousel = function ($) {
       this._isPaused = false;
       this._isSliding = false;
 
+      this.touchTimeout = null;
+
       this._config = this._getConfig(config);
       this._element = $(element)[0];
       this._indicatorsElement = $(this._element).find(Selector.INDICATORS)[0];
@@ -628,10 +639,9 @@ var Carousel = function ($) {
     // public
 
     Carousel.prototype.next = function next() {
-      if (this._isSliding) {
-        throw new Error('Carousel is sliding');
+      if (!this._isSliding) {
+        this._slide(Direction.NEXT);
       }
-      this._slide(Direction.NEXT);
     };
 
     Carousel.prototype.nextWhenVisible = function nextWhenVisible() {
@@ -642,10 +652,9 @@ var Carousel = function ($) {
     };
 
     Carousel.prototype.prev = function prev() {
-      if (this._isSliding) {
-        throw new Error('Carousel is sliding');
+      if (!this._isSliding) {
+        this._slide(Direction.PREV);
       }
-      this._slide(Direction.PREVIOUS);
     };
 
     Carousel.prototype.pause = function pause(event) {
@@ -701,7 +710,7 @@ var Carousel = function ($) {
         return;
       }
 
-      var direction = index > activeIndex ? Direction.NEXT : Direction.PREVIOUS;
+      var direction = index > activeIndex ? Direction.NEXT : Direction.PREV;
 
       this._slide(direction, this._items[index]);
     };
@@ -737,12 +746,30 @@ var Carousel = function ($) {
         });
       }
 
-      if (this._config.pause === 'hover' && !('ontouchstart' in document.documentElement)) {
+      if (this._config.pause === 'hover') {
         $(this._element).on(Event.MOUSEENTER, function (event) {
           return _this4.pause(event);
         }).on(Event.MOUSELEAVE, function (event) {
           return _this4.cycle(event);
         });
+        if ('ontouchstart' in document.documentElement) {
+          // if it's a touch-enabled device, mouseenter/leave are fired as
+          // part of the mouse compatibility events on first tap - the carousel
+          // would stop cycling until user tapped out of it;
+          // here, we listen for touchend, explicitly pause the carousel
+          // (as if it's the second time we tap on it, mouseenter compat event
+          // is NOT fired) and after a timeout (to allow for mouse compatibility
+          // events to fire) we explicitly restart cycling
+          $(this._element).on(Event.TOUCHEND, function () {
+            _this4.pause();
+            if (_this4.touchTimeout) {
+              clearTimeout(_this4.touchTimeout);
+            }
+            _this4.touchTimeout = setTimeout(function (event) {
+              return _this4.cycle(event);
+            }, TOUCHEVENT_COMPAT_WAIT + _this4._config.interval);
+          });
+        }
       }
     };
 
@@ -772,7 +799,7 @@ var Carousel = function ($) {
 
     Carousel.prototype._getItemByDirection = function _getItemByDirection(direction, activeElement) {
       var isNextDirection = direction === Direction.NEXT;
-      var isPrevDirection = direction === Direction.PREVIOUS;
+      var isPrevDirection = direction === Direction.PREV;
       var activeIndex = this._getItemIndex(activeElement);
       var lastItemIndex = this._items.length - 1;
       var isGoingToWrap = isPrevDirection && activeIndex === 0 || isNextDirection && activeIndex === lastItemIndex;
@@ -781,16 +808,20 @@ var Carousel = function ($) {
         return activeElement;
       }
 
-      var delta = direction === Direction.PREVIOUS ? -1 : 1;
+      var delta = direction === Direction.PREV ? -1 : 1;
       var itemIndex = (activeIndex + delta) % this._items.length;
 
       return itemIndex === -1 ? this._items[this._items.length - 1] : this._items[itemIndex];
     };
 
     Carousel.prototype._triggerSlideEvent = function _triggerSlideEvent(relatedTarget, eventDirectionName) {
+      var targetIndex = this._getItemIndex(relatedTarget);
+      var fromIndex = this._getItemIndex($(this._element).find(Selector.ACTIVE_ITEM)[0]);
       var slideEvent = $.Event(Event.SLIDE, {
         relatedTarget: relatedTarget,
-        direction: eventDirectionName
+        direction: eventDirectionName,
+        from: fromIndex,
+        to: targetIndex
       });
 
       $(this._element).trigger(slideEvent);
@@ -814,8 +845,9 @@ var Carousel = function ($) {
       var _this5 = this;
 
       var activeElement = $(this._element).find(Selector.ACTIVE_ITEM)[0];
+      var activeElementIndex = this._getItemIndex(activeElement);
       var nextElement = element || activeElement && this._getItemByDirection(direction, activeElement);
-
+      var nextElementIndex = this._getItemIndex(nextElement);
       var isCycling = Boolean(this._interval);
 
       var directionalClassName = void 0;
@@ -857,7 +889,9 @@ var Carousel = function ($) {
 
       var slidEvent = $.Event(Event.SLID, {
         relatedTarget: nextElement,
-        direction: eventDirectionName
+        direction: eventDirectionName,
+        from: activeElementIndex,
+        to: nextElementIndex
       });
 
       if (Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.SLIDE)) {
@@ -1002,7 +1036,7 @@ var Carousel = function ($) {
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.6): collapse.js
+ * Bootstrap (v4.0.0-beta): collapse.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
@@ -1016,7 +1050,7 @@ var Collapse = function ($) {
    */
 
   var NAME = 'collapse';
-  var VERSION = '4.0.0-alpha.6';
+  var VERSION = '4.0.0-beta';
   var DATA_KEY = 'bs.collapse';
   var EVENT_KEY = '.' + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -1054,16 +1088,16 @@ var Collapse = function ($) {
   };
 
   var Selector = {
-    ACTIVES: '.card > .show, .card > .collapsing',
+    ACTIVES: '.show, .collapsing',
     DATA_TOGGLE: '[data-toggle="collapse"]'
+
+    /**
+     * ------------------------------------------------------------------------
+     * Class Definition
+     * ------------------------------------------------------------------------
+     */
+
   };
-
-  /**
-   * ------------------------------------------------------------------------
-   * Class Definition
-   * ------------------------------------------------------------------------
-   */
-
   var Collapse = function () {
     function Collapse(element, config) {
       _classCallCheck(this, Collapse);
@@ -1072,6 +1106,14 @@ var Collapse = function ($) {
       this._element = element;
       this._config = this._getConfig(config);
       this._triggerArray = $.makeArray($('[data-toggle="collapse"][href="#' + element.id + '"],' + ('[data-toggle="collapse"][data-target="#' + element.id + '"]')));
+      var tabToggles = $(Selector.DATA_TOGGLE);
+      for (var i = 0; i < tabToggles.length; i++) {
+        var elem = tabToggles[i];
+        var selector = Util.getSelectorFromElement(elem);
+        if (selector !== null && $(selector).filter(element).length > 0) {
+          this._triggerArray.push(elem);
+        }
+      }
 
       this._parent = this._config.parent ? this._getParent() : null;
 
@@ -1099,11 +1141,7 @@ var Collapse = function ($) {
     Collapse.prototype.show = function show() {
       var _this6 = this;
 
-      if (this._isTransitioning) {
-        throw new Error('Collapse is transitioning');
-      }
-
-      if ($(this._element).hasClass(ClassName.SHOW)) {
+      if (this._isTransitioning || $(this._element).hasClass(ClassName.SHOW)) {
         return;
       }
 
@@ -1111,7 +1149,7 @@ var Collapse = function ($) {
       var activesData = void 0;
 
       if (this._parent) {
-        actives = $.makeArray($(this._parent).find(Selector.ACTIVES));
+        actives = $.makeArray($(this._parent).children().children(Selector.ACTIVES));
         if (!actives.length) {
           actives = null;
         }
@@ -1142,7 +1180,6 @@ var Collapse = function ($) {
       $(this._element).removeClass(ClassName.COLLAPSE).addClass(ClassName.COLLAPSING);
 
       this._element.style[dimension] = 0;
-      this._element.setAttribute('aria-expanded', true);
 
       if (this._triggerArray.length) {
         $(this._triggerArray).removeClass(ClassName.COLLAPSED).attr('aria-expanded', true);
@@ -1176,11 +1213,7 @@ var Collapse = function ($) {
     Collapse.prototype.hide = function hide() {
       var _this7 = this;
 
-      if (this._isTransitioning) {
-        throw new Error('Collapse is transitioning');
-      }
-
-      if (!$(this._element).hasClass(ClassName.SHOW)) {
+      if (this._isTransitioning || !$(this._element).hasClass(ClassName.SHOW)) {
         return;
       }
 
@@ -1191,18 +1224,24 @@ var Collapse = function ($) {
       }
 
       var dimension = this._getDimension();
-      var offsetDimension = dimension === Dimension.WIDTH ? 'offsetWidth' : 'offsetHeight';
 
-      this._element.style[dimension] = this._element[offsetDimension] + 'px';
+      this._element.style[dimension] = this._element.getBoundingClientRect()[dimension] + 'px';
 
       Util.reflow(this._element);
 
       $(this._element).addClass(ClassName.COLLAPSING).removeClass(ClassName.COLLAPSE).removeClass(ClassName.SHOW);
 
-      this._element.setAttribute('aria-expanded', false);
-
       if (this._triggerArray.length) {
-        $(this._triggerArray).addClass(ClassName.COLLAPSED).attr('aria-expanded', false);
+        for (var i = 0; i < this._triggerArray.length; i++) {
+          var trigger = this._triggerArray[i];
+          var selector = Util.getSelectorFromElement(trigger);
+          if (selector !== null) {
+            var $elem = $(selector);
+            if (!$elem.hasClass(ClassName.SHOW)) {
+              $(trigger).addClass(ClassName.COLLAPSED).attr('aria-expanded', false);
+            }
+          }
+        }
       }
 
       this.setTransitioning(true);
@@ -1266,7 +1305,6 @@ var Collapse = function ($) {
     Collapse.prototype._addAriaAndCollapsedClass = function _addAriaAndCollapsedClass(element, triggerArray) {
       if (element) {
         var isOpen = $(element).hasClass(ClassName.SHOW);
-        element.setAttribute('aria-expanded', isOpen);
 
         if (triggerArray.length) {
           $(triggerArray).toggleClass(ClassName.COLLAPSED, !isOpen).attr('aria-expanded', isOpen);
@@ -1327,13 +1365,18 @@ var Collapse = function ($) {
    */
 
   $(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
-    event.preventDefault();
+    if (!/input|textarea/i.test(event.target.tagName)) {
+      event.preventDefault();
+    }
 
-    var target = Collapse._getTargetFromElement(this);
-    var data = $(target).data(DATA_KEY);
-    var config = data ? 'toggle' : $(this).data();
-
-    Collapse._jQueryInterface.call($(target), config);
+    var $trigger = $(this);
+    var selector = Util.getSelectorFromElement(this);
+    $(selector).each(function () {
+      var $target = $(this);
+      var data = $target.data(DATA_KEY);
+      var config = data ? 'toggle' : $trigger.data();
+      Collapse._jQueryInterface.call($target, config);
+    });
   });
 
   /**
@@ -1352,15 +1395,25 @@ var Collapse = function ($) {
   return Collapse;
 }(jQuery);
 
+/* global Popper */
+
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.6): dropdown.js
+ * Bootstrap (v4.0.0-beta): dropdown.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
 
 var Dropdown = function ($) {
 
+  /**
+   * Check for Popper dependency
+   * Popper - https://popper.js.org
+   */
+  if (typeof Popper === 'undefined') {
+    throw new Error('Bootstrap dropdown require Popper.js (https://popper.js.org)');
+  }
+
   /**
    * ------------------------------------------------------------------------
    * Constants
@@ -1368,15 +1421,18 @@ var Dropdown = function ($) {
    */
 
   var NAME = 'dropdown';
-  var VERSION = '4.0.0-alpha.6';
+  var VERSION = '4.0.0-beta';
   var DATA_KEY = 'bs.dropdown';
   var EVENT_KEY = '.' + DATA_KEY;
   var DATA_API_KEY = '.data-api';
   var JQUERY_NO_CONFLICT = $.fn[NAME];
   var ESCAPE_KEYCODE = 27; // KeyboardEvent.which value for Escape (Esc) key
+  var SPACE_KEYCODE = 32; // KeyboardEvent.which value for space key
+  var TAB_KEYCODE = 9; // KeyboardEvent.which value for tab key
   var ARROW_UP_KEYCODE = 38; // KeyboardEvent.which value for up arrow key
   var ARROW_DOWN_KEYCODE = 40; // KeyboardEvent.which value for down arrow key
   var RIGHT_MOUSE_BUTTON_WHICH = 3; // MouseEvent.which value for the right button (assuming a right-handed mouse)
+  var REGEXP_KEYDOWN = new RegExp(ARROW_UP_KEYCODE + '|' + ARROW_DOWN_KEYCODE + '|' + ESCAPE_KEYCODE);
 
   var Event = {
     HIDE: 'hide' + EVENT_KEY,
@@ -1385,37 +1441,60 @@ var Dropdown = function ($) {
     SHOWN: 'shown' + EVENT_KEY,
     CLICK: 'click' + EVENT_KEY,
     CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY,
-    FOCUSIN_DATA_API: 'focusin' + EVENT_KEY + DATA_API_KEY,
-    KEYDOWN_DATA_API: 'keydown' + EVENT_KEY + DATA_API_KEY
+    KEYDOWN_DATA_API: 'keydown' + EVENT_KEY + DATA_API_KEY,
+    KEYUP_DATA_API: 'keyup' + EVENT_KEY + DATA_API_KEY
   };
 
   var ClassName = {
-    BACKDROP: 'dropdown-backdrop',
     DISABLED: 'disabled',
-    SHOW: 'show'
+    SHOW: 'show',
+    DROPUP: 'dropup',
+    MENURIGHT: 'dropdown-menu-right',
+    MENULEFT: 'dropdown-menu-left'
   };
 
   var Selector = {
-    BACKDROP: '.dropdown-backdrop',
     DATA_TOGGLE: '[data-toggle="dropdown"]',
     FORM_CHILD: '.dropdown form',
-    ROLE_MENU: '[role="menu"]',
-    ROLE_LISTBOX: '[role="listbox"]',
+    MENU: '.dropdown-menu',
     NAVBAR_NAV: '.navbar-nav',
-    VISIBLE_ITEMS: '[role="menu"] li:not(.disabled) a, ' + '[role="listbox"] li:not(.disabled) a'
+    VISIBLE_ITEMS: '.dropdown-menu .dropdown-item:not(.disabled)'
   };
 
-  /**
-   * ------------------------------------------------------------------------
-   * Class Definition
-   * ------------------------------------------------------------------------
-   */
+  var AttachmentMap = {
+    TOP: 'top-start',
+    TOPEND: 'top-end',
+    BOTTOM: 'bottom-start',
+    BOTTOMEND: 'bottom-end'
+  };
 
+  var Default = {
+    placement: AttachmentMap.BOTTOM,
+    offset: 0,
+    flip: true
+  };
+
+  var DefaultType = {
+    placement: 'string',
+    offset: '(number|string)',
+    flip: 'boolean'
+
+    /**
+     * ------------------------------------------------------------------------
+     * Class Definition
+     * ------------------------------------------------------------------------
+     */
+
+  };
   var Dropdown = function () {
-    function Dropdown(element) {
+    function Dropdown(element, config) {
       _classCallCheck(this, Dropdown);
 
       this._element = element;
+      this._popper = null;
+      this._config = this._getConfig(config);
+      this._menu = this._getMenuElement();
+      this._inNavbar = this._detectNavbar();
 
       this._addEventListeners();
     }
@@ -1425,58 +1504,144 @@ var Dropdown = function ($) {
     // public
 
     Dropdown.prototype.toggle = function toggle() {
-      if (this.disabled || $(this).hasClass(ClassName.DISABLED)) {
-        return false;
+      if (this._element.disabled || $(this._element).hasClass(ClassName.DISABLED)) {
+        return;
       }
 
-      var parent = Dropdown._getParentFromElement(this);
-      var isActive = $(parent).hasClass(ClassName.SHOW);
+      var parent = Dropdown._getParentFromElement(this._element);
+      var isActive = $(this._menu).hasClass(ClassName.SHOW);
 
       Dropdown._clearMenus();
 
       if (isActive) {
-        return false;
-      }
-
-      if ('ontouchstart' in document.documentElement && !$(parent).closest(Selector.NAVBAR_NAV).length) {
-
-        // if mobile we use a backdrop because click events don't delegate
-        var dropdown = document.createElement('div');
-        dropdown.className = ClassName.BACKDROP;
-        $(dropdown).insertBefore(this);
-        $(dropdown).on('click', Dropdown._clearMenus);
+        return;
       }
 
       var relatedTarget = {
-        relatedTarget: this
+        relatedTarget: this._element
       };
       var showEvent = $.Event(Event.SHOW, relatedTarget);
 
       $(parent).trigger(showEvent);
 
       if (showEvent.isDefaultPrevented()) {
-        return false;
+        return;
       }
 
-      this.focus();
-      this.setAttribute('aria-expanded', true);
+      var element = this._element;
+      // for dropup with alignment we use the parent as popper container
+      if ($(parent).hasClass(ClassName.DROPUP)) {
+        if ($(this._menu).hasClass(ClassName.MENULEFT) || $(this._menu).hasClass(ClassName.MENURIGHT)) {
+          element = parent;
+        }
+      }
+      this._popper = new Popper(element, this._menu, this._getPopperConfig());
 
-      $(parent).toggleClass(ClassName.SHOW);
-      $(parent).trigger($.Event(Event.SHOWN, relatedTarget));
+      // if this is a touch-enabled device we add extra
+      // empty mouseover listeners to the body's immediate children;
+      // only needed because of broken event delegation on iOS
+      // https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html
+      if ('ontouchstart' in document.documentElement && !$(parent).closest(Selector.NAVBAR_NAV).length) {
+        $('body').children().on('mouseover', null, $.noop);
+      }
 
-      return false;
+      this._element.focus();
+      this._element.setAttribute('aria-expanded', true);
+
+      $(this._menu).toggleClass(ClassName.SHOW);
+      $(parent).toggleClass(ClassName.SHOW).trigger($.Event(Event.SHOWN, relatedTarget));
     };
 
     Dropdown.prototype.dispose = function dispose() {
       $.removeData(this._element, DATA_KEY);
       $(this._element).off(EVENT_KEY);
       this._element = null;
+      this._menu = null;
+      if (this._popper !== null) {
+        this._popper.destroy();
+      }
+      this._popper = null;
+    };
+
+    Dropdown.prototype.update = function update() {
+      this._inNavbar = this._detectNavbar();
+      if (this._popper !== null) {
+        this._popper.scheduleUpdate();
+      }
     };
 
     // private
 
     Dropdown.prototype._addEventListeners = function _addEventListeners() {
-      $(this._element).on(Event.CLICK, this.toggle);
+      var _this9 = this;
+
+      $(this._element).on(Event.CLICK, function (event) {
+        event.preventDefault();
+        event.stopPropagation();
+        _this9.toggle();
+      });
+    };
+
+    Dropdown.prototype._getConfig = function _getConfig(config) {
+      var elementData = $(this._element).data();
+      if (elementData.placement !== undefined) {
+        elementData.placement = AttachmentMap[elementData.placement.toUpperCase()];
+      }
+
+      config = $.extend({}, this.constructor.Default, $(this._element).data(), config);
+
+      Util.typeCheckConfig(NAME, config, this.constructor.DefaultType);
+
+      return config;
+    };
+
+    Dropdown.prototype._getMenuElement = function _getMenuElement() {
+      if (!this._menu) {
+        var parent = Dropdown._getParentFromElement(this._element);
+        this._menu = $(parent).find(Selector.MENU)[0];
+      }
+      return this._menu;
+    };
+
+    Dropdown.prototype._getPlacement = function _getPlacement() {
+      var $parentDropdown = $(this._element).parent();
+      var placement = this._config.placement;
+
+      // Handle dropup
+      if ($parentDropdown.hasClass(ClassName.DROPUP) || this._config.placement === AttachmentMap.TOP) {
+        placement = AttachmentMap.TOP;
+        if ($(this._menu).hasClass(ClassName.MENURIGHT)) {
+          placement = AttachmentMap.TOPEND;
+        }
+      } else if ($(this._menu).hasClass(ClassName.MENURIGHT)) {
+        placement = AttachmentMap.BOTTOMEND;
+      }
+      return placement;
+    };
+
+    Dropdown.prototype._detectNavbar = function _detectNavbar() {
+      return $(this._element).closest('.navbar').length > 0;
+    };
+
+    Dropdown.prototype._getPopperConfig = function _getPopperConfig() {
+      var popperConfig = {
+        placement: this._getPlacement(),
+        modifiers: {
+          offset: {
+            offset: this._config.offset
+          },
+          flip: {
+            enabled: this._config.flip
+          }
+        }
+
+        // Disable Popper.js for Dropdown in Navbar
+      };if (this._inNavbar) {
+        popperConfig.modifiers.applyStyle = {
+          enabled: !this._inNavbar
+        };
+      }
+      return popperConfig;
     };
 
     // static
@@ -1484,9 +1649,10 @@ var Dropdown = function ($) {
     Dropdown._jQueryInterface = function _jQueryInterface(config) {
       return this.each(function () {
         var data = $(this).data(DATA_KEY);
+        var _config = (typeof config === 'undefined' ? 'undefined' : _typeof(config)) === 'object' ? config : null;
 
         if (!data) {
-          data = new Dropdown(this);
+          data = new Dropdown(this, _config);
           $(this).data(DATA_KEY, data);
         }
 
@@ -1494,34 +1660,34 @@ var Dropdown = function ($) {
           if (data[config] === undefined) {
             throw new Error('No method named "' + config + '"');
           }
-          data[config].call(this);
+          data[config]();
         }
       });
     };
 
     Dropdown._clearMenus = function _clearMenus(event) {
-      if (event && event.which === RIGHT_MOUSE_BUTTON_WHICH) {
+      if (event && (event.which === RIGHT_MOUSE_BUTTON_WHICH || event.type === 'keyup' && event.which !== TAB_KEYCODE)) {
         return;
       }
 
-      var backdrop = $(Selector.BACKDROP)[0];
-      if (backdrop) {
-        backdrop.parentNode.removeChild(backdrop);
-      }
-
       var toggles = $.makeArray($(Selector.DATA_TOGGLE));
-
       for (var i = 0; i < toggles.length; i++) {
         var parent = Dropdown._getParentFromElement(toggles[i]);
+        var context = $(toggles[i]).data(DATA_KEY);
         var relatedTarget = {
           relatedTarget: toggles[i]
         };
 
+        if (!context) {
+          continue;
+        }
+
+        var dropdownMenu = context._menu;
         if (!$(parent).hasClass(ClassName.SHOW)) {
           continue;
         }
 
-        if (event && (event.type === 'click' && /input|textarea/i.test(event.target.tagName) || event.type === 'focusin') && $.contains(parent, event.target)) {
+        if (event && (event.type === 'click' && /input|textarea/i.test(event.target.tagName) || event.type === 'keyup' && event.which === TAB_KEYCODE) && $.contains(parent, event.target)) {
           continue;
         }
 
@@ -1531,8 +1697,15 @@ var Dropdown = function ($) {
           continue;
         }
 
+        // if this is a touch-enabled device we remove the extra
+        // empty mouseover listeners we added for iOS support
+        if ('ontouchstart' in document.documentElement) {
+          $('body').children().off('mouseover', null, $.noop);
+        }
+
         toggles[i].setAttribute('aria-expanded', 'false');
 
+        $(dropdownMenu).removeClass(ClassName.SHOW);
         $(parent).removeClass(ClassName.SHOW).trigger($.Event(Event.HIDDEN, relatedTarget));
       }
     };
@@ -1549,7 +1722,7 @@ var Dropdown = function ($) {
     };
 
     Dropdown._dataApiKeydownHandler = function _dataApiKeydownHandler(event) {
-      if (!/(38|40|27|32)/.test(event.which) || /input|textarea/i.test(event.target.tagName)) {
+      if (!REGEXP_KEYDOWN.test(event.which) || /button/i.test(event.target.tagName) && event.which === SPACE_KEYCODE || /input|textarea/i.test(event.target.tagName)) {
         return;
       }
 
@@ -1563,7 +1736,7 @@ var Dropdown = function ($) {
       var parent = Dropdown._getParentFromElement(this);
       var isActive = $(parent).hasClass(ClassName.SHOW);
 
-      if (!isActive && event.which !== ESCAPE_KEYCODE || isActive && event.which === ESCAPE_KEYCODE) {
+      if (!isActive && (event.which !== ESCAPE_KEYCODE || event.which !== SPACE_KEYCODE) || isActive && (event.which === ESCAPE_KEYCODE || event.which === SPACE_KEYCODE)) {
 
         if (event.which === ESCAPE_KEYCODE) {
           var toggle = $(parent).find(Selector.DATA_TOGGLE)[0];
@@ -1604,6 +1777,16 @@ var Dropdown = function ($) {
       get: function get() {
         return VERSION;
       }
+    }, {
+      key: 'Default',
+      get: function get() {
+        return Default;
+      }
+    }, {
+      key: 'DefaultType',
+      get: function get() {
+        return DefaultType;
+      }
     }]);
 
     return Dropdown;
@@ -1615,7 +1798,11 @@ var Dropdown = function ($) {
    * ------------------------------------------------------------------------
    */
 
-  $(document).on(Event.KEYDOWN_DATA_API, Selector.DATA_TOGGLE, Dropdown._dataApiKeydownHandler).on(Event.KEYDOWN_DATA_API, Selector.ROLE_MENU, Dropdown._dataApiKeydownHandler).on(Event.KEYDOWN_DATA_API, Selector.ROLE_LISTBOX, Dropdown._dataApiKeydownHandler).on(Event.CLICK_DATA_API + ' ' + Event.FOCUSIN_DATA_API, Dropdown._clearMenus).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, Dropdown.prototype.toggle).on(Event.CLICK_DATA_API, Selector.FORM_CHILD, function (e) {
+  $(document).on(Event.KEYDOWN_DATA_API, Selector.DATA_TOGGLE, Dropdown._dataApiKeydownHandler).on(Event.KEYDOWN_DATA_API, Selector.MENU, Dropdown._dataApiKeydownHandler).on(Event.CLICK_DATA_API + ' ' + Event.KEYUP_DATA_API, Dropdown._clearMenus).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
+    event.preventDefault();
+    event.stopPropagation();
+    Dropdown._jQueryInterface.call($(this), 'toggle');
+  }).on(Event.CLICK_DATA_API, Selector.FORM_CHILD, function (e) {
     e.stopPropagation();
   });
 
@@ -1637,7 +1824,7 @@ var Dropdown = function ($) {
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.6): modal.js
+ * Bootstrap (v4.0.0-beta): modal.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
@@ -1651,7 +1838,7 @@ var Modal = function ($) {
    */
 
   var NAME = 'modal';
-  var VERSION = '4.0.0-alpha.6';
+  var VERSION = '4.0.0-beta';
   var DATA_KEY = 'bs.modal';
   var EVENT_KEY = '.' + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -1700,15 +1887,16 @@ var Modal = function ($) {
     DIALOG: '.modal-dialog',
     DATA_TOGGLE: '[data-toggle="modal"]',
     DATA_DISMISS: '[data-dismiss="modal"]',
-    FIXED_CONTENT: '.fixed-top, .fixed-bottom, .is-fixed, .sticky-top'
+    FIXED_CONTENT: '.fixed-top, .fixed-bottom, .is-fixed, .sticky-top',
+    NAVBAR_TOGGLER: '.navbar-toggler'
+
+    /**
+     * ------------------------------------------------------------------------
+     * Class Definition
+     * ------------------------------------------------------------------------
+     */
+
   };
-
-  /**
-   * ------------------------------------------------------------------------
-   * Class Definition
-   * ------------------------------------------------------------------------
-   */
-
   var Modal = function () {
     function Modal(element, config) {
       _classCallCheck(this, Modal);
@@ -1720,7 +1908,6 @@ var Modal = function ($) {
       this._isShown = false;
       this._isBodyOverflowing = false;
       this._ignoreBackdropClick = false;
-      this._isTransitioning = false;
       this._originalBodyPadding = 0;
       this._scrollbarWidth = 0;
     }
@@ -1734,15 +1921,16 @@ var Modal = function ($) {
     };
 
     Modal.prototype.show = function show(relatedTarget) {
-      var _this9 = this;
+      var _this10 = this;
 
       if (this._isTransitioning) {
-        throw new Error('Modal is transitioning');
+        return;
       }
 
       if (Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE)) {
         this._isTransitioning = true;
       }
+
       var showEvent = $.Event(Event.SHOW, {
         relatedTarget: relatedTarget
       });
@@ -1764,39 +1952,41 @@ var Modal = function ($) {
       this._setResizeEvent();
 
       $(this._element).on(Event.CLICK_DISMISS, Selector.DATA_DISMISS, function (event) {
-        return _this9.hide(event);
+        return _this10.hide(event);
       });
 
       $(this._dialog).on(Event.MOUSEDOWN_DISMISS, function () {
-        $(_this9._element).one(Event.MOUSEUP_DISMISS, function (event) {
-          if ($(event.target).is(_this9._element)) {
-            _this9._ignoreBackdropClick = true;
+        $(_this10._element).one(Event.MOUSEUP_DISMISS, function (event) {
+          if ($(event.target).is(_this10._element)) {
+            _this10._ignoreBackdropClick = true;
           }
         });
       });
 
       this._showBackdrop(function () {
-        return _this9._showElement(relatedTarget);
+        return _this10._showElement(relatedTarget);
       });
     };
 
     Modal.prototype.hide = function hide(event) {
-      var _this10 = this;
+      var _this11 = this;
 
       if (event) {
         event.preventDefault();
       }
 
-      if (this._isTransitioning) {
-        throw new Error('Modal is transitioning');
+      if (this._isTransitioning || !this._isShown) {
+        return;
       }
 
       var transition = Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE);
+
       if (transition) {
         this._isTransitioning = true;
       }
 
       var hideEvent = $.Event(Event.HIDE);
+
       $(this._element).trigger(hideEvent);
 
       if (!this._isShown || hideEvent.isDefaultPrevented()) {
@@ -1816,8 +2006,9 @@ var Modal = function ($) {
       $(this._dialog).off(Event.MOUSEDOWN_DISMISS);
 
       if (transition) {
+
         $(this._element).one(Util.TRANSITION_END, function (event) {
-          return _this10._hideModal(event);
+          return _this11._hideModal(event);
         }).emulateTransitionEnd(TRANSITION_DURATION);
       } else {
         this._hideModal();
@@ -1836,10 +2027,13 @@ var Modal = function ($) {
       this._isShown = null;
       this._isBodyOverflowing = null;
       this._ignoreBackdropClick = null;
-      this._originalBodyPadding = null;
       this._scrollbarWidth = null;
     };
 
+    Modal.prototype.handleUpdate = function handleUpdate() {
+      this._adjustDialog();
+    };
+
     // private
 
     Modal.prototype._getConfig = function _getConfig(config) {
@@ -1849,7 +2043,7 @@ var Modal = function ($) {
     };
 
     Modal.prototype._showElement = function _showElement(relatedTarget) {
-      var _this11 = this;
+      var _this12 = this;
 
       var transition = Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.FADE);
 
@@ -1877,11 +2071,11 @@ var Modal = function ($) {
       });
 
       var transitionComplete = function transitionComplete() {
-        if (_this11._config.focus) {
-          _this11._element.focus();
+        if (_this12._config.focus) {
+          _this12._element.focus();
         }
-        _this11._isTransitioning = false;
-        $(_this11._element).trigger(shownEvent);
+        _this12._isTransitioning = false;
+        $(_this12._element).trigger(shownEvent);
       };
 
       if (transition) {
@@ -1892,23 +2086,24 @@ var Modal = function ($) {
     };
 
     Modal.prototype._enforceFocus = function _enforceFocus() {
-      var _this12 = this;
+      var _this13 = this;
 
       $(document).off(Event.FOCUSIN) // guard against infinite focus loop
       .on(Event.FOCUSIN, function (event) {
-        if (document !== event.target && _this12._element !== event.target && !$(_this12._element).has(event.target).length) {
-          _this12._element.focus();
+        if (document !== event.target && _this13._element !== event.target && !$(_this13._element).has(event.target).length) {
+          _this13._element.focus();
         }
       });
     };
 
     Modal.prototype._setEscapeEvent = function _setEscapeEvent() {
-      var _this13 = this;
+      var _this14 = this;
 
       if (this._isShown && this._config.keyboard) {
         $(this._element).on(Event.KEYDOWN_DISMISS, function (event) {
           if (event.which === ESCAPE_KEYCODE) {
-            _this13.hide();
+            event.preventDefault();
+            _this14.hide();
           }
         });
       } else if (!this._isShown) {
@@ -1917,11 +2112,11 @@ var Modal = function ($) {
     };
 
     Modal.prototype._setResizeEvent = function _setResizeEvent() {
-      var _this14 = this;
+      var _this15 = this;
 
       if (this._isShown) {
         $(window).on(Event.RESIZE, function (event) {
-          return _this14._handleUpdate(event);
+          return _this15.handleUpdate(event);
         });
       } else {
         $(window).off(Event.RESIZE);
@@ -1929,16 +2124,16 @@ var Modal = function ($) {
     };
 
     Modal.prototype._hideModal = function _hideModal() {
-      var _this15 = this;
+      var _this16 = this;
 
       this._element.style.display = 'none';
-      this._element.setAttribute('aria-hidden', 'true');
+      this._element.setAttribute('aria-hidden', true);
       this._isTransitioning = false;
       this._showBackdrop(function () {
         $(document.body).removeClass(ClassName.OPEN);
-        _this15._resetAdjustments();
-        _this15._resetScrollbar();
-        $(_this15._element).trigger(Event.HIDDEN);
+        _this16._resetAdjustments();
+        _this16._resetScrollbar();
+        $(_this16._element).trigger(Event.HIDDEN);
       });
     };
 
@@ -1950,7 +2145,7 @@ var Modal = function ($) {
     };
 
     Modal.prototype._showBackdrop = function _showBackdrop(callback) {
-      var _this16 = this;
+      var _this17 = this;
 
       var animate = $(this._element).hasClass(ClassName.FADE) ? ClassName.FADE : '';
 
@@ -1967,17 +2162,17 @@ var Modal = function ($) {
         $(this._backdrop).appendTo(document.body);
 
         $(this._element).on(Event.CLICK_DISMISS, function (event) {
-          if (_this16._ignoreBackdropClick) {
-            _this16._ignoreBackdropClick = false;
+          if (_this17._ignoreBackdropClick) {
+            _this17._ignoreBackdropClick = false;
             return;
           }
           if (event.target !== event.currentTarget) {
             return;
           }
-          if (_this16._config.backdrop === 'static') {
-            _this16._element.focus();
+          if (_this17._config.backdrop === 'static') {
+            _this17._element.focus();
           } else {
-            _this16.hide();
+            _this17.hide();
           }
         });
 
@@ -2001,7 +2196,7 @@ var Modal = function ($) {
         $(this._backdrop).removeClass(ClassName.SHOW);
 
         var callbackRemove = function callbackRemove() {
-          _this16._removeBackdrop();
+          _this17._removeBackdrop();
           if (callback) {
             callback();
           }
@@ -2022,10 +2217,6 @@ var Modal = function ($) {
     // todo (fat): these should probably be refactored out of modal.js
     // ----------------------------------------------------------------------
 
-    Modal.prototype._handleUpdate = function _handleUpdate() {
-      this._adjustDialog();
-    };
-
     Modal.prototype._adjustDialog = function _adjustDialog() {
       var isModalOverflowing = this._element.scrollHeight > document.documentElement.clientHeight;
 
@@ -2049,17 +2240,55 @@ var Modal = function ($) {
     };
 
     Modal.prototype._setScrollbar = function _setScrollbar() {
-      var bodyPadding = parseInt($(Selector.FIXED_CONTENT).css('padding-right') || 0, 10);
-
-      this._originalBodyPadding = document.body.style.paddingRight || '';
+      var _this18 = this;
 
       if (this._isBodyOverflowing) {
-        document.body.style.paddingRight = bodyPadding + this._scrollbarWidth + 'px';
+        // Note: DOMNode.style.paddingRight returns the actual value or '' if not set
+        //   while $(DOMNode).css('padding-right') returns the calculated value or 0 if not set
+
+        // Adjust fixed content padding
+        $(Selector.FIXED_CONTENT).each(function (index, element) {
+          var actualPadding = $(element)[0].style.paddingRight;
+          var calculatedPadding = $(element).css('padding-right');
+          $(element).data('padding-right', actualPadding).css('padding-right', parseFloat(calculatedPadding) + _this18._scrollbarWidth + 'px');
+        });
+
+        // Adjust navbar-toggler margin
+        $(Selector.NAVBAR_TOGGLER).each(function (index, element) {
+          var actualMargin = $(element)[0].style.marginRight;
+          var calculatedMargin = $(element).css('margin-right');
+          $(element).data('margin-right', actualMargin).css('margin-right', parseFloat(calculatedMargin) + _this18._scrollbarWidth + 'px');
+        });
+
+        // Adjust body padding
+        var actualPadding = document.body.style.paddingRight;
+        var calculatedPadding = $('body').css('padding-right');
+        $('body').data('padding-right', actualPadding).css('padding-right', parseFloat(calculatedPadding) + this._scrollbarWidth + 'px');
       }
     };
 
     Modal.prototype._resetScrollbar = function _resetScrollbar() {
-      document.body.style.paddingRight = this._originalBodyPadding;
+      // Restore fixed content padding
+      $(Selector.FIXED_CONTENT).each(function (index, element) {
+        var padding = $(element).data('padding-right');
+        if (typeof padding !== 'undefined') {
+          $(element).css('padding-right', padding).removeData('padding-right');
+        }
+      });
+
+      // Restore navbar-toggler margin
+      $(Selector.NAVBAR_TOGGLER).each(function (index, element) {
+        var margin = $(element).data('margin-right');
+        if (typeof margin !== 'undefined') {
+          $(element).css('margin-right', margin).removeData('margin-right');
+        }
+      });
+
+      // Restore body padding
+      var padding = $('body').data('padding-right');
+      if (typeof padding !== 'undefined') {
+        $('body').css('padding-right', padding).removeData('padding-right');
+      }
     };
 
     Modal.prototype._getScrollbarWidth = function _getScrollbarWidth() {
@@ -2067,7 +2296,7 @@ var Modal = function ($) {
       var scrollDiv = document.createElement('div');
       scrollDiv.className = ClassName.SCROLLBAR_MEASURER;
       document.body.appendChild(scrollDiv);
-      var scrollbarWidth = scrollDiv.offsetWidth - scrollDiv.clientWidth;
+      var scrollbarWidth = scrollDiv.getBoundingClientRect().width - scrollDiv.clientWidth;
       document.body.removeChild(scrollDiv);
       return scrollbarWidth;
     };
@@ -2117,7 +2346,7 @@ var Modal = function ($) {
    */
 
   $(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
-    var _this17 = this;
+    var _this19 = this;
 
     var target = void 0;
     var selector = Util.getSelectorFromElement(this);
@@ -2139,8 +2368,8 @@ var Modal = function ($) {
       }
 
       $target.one(Event.HIDDEN, function () {
-        if ($(_this17).is(':visible')) {
-          _this17.focus();
+        if ($(_this19).is(':visible')) {
+          _this19.focus();
         }
       });
     });
@@ -2166,7 +2395,7 @@ var Modal = function ($) {
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.6): scrollspy.js
+ * Bootstrap (v4.0.0-beta): scrollspy.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
@@ -2180,7 +2409,7 @@ var ScrollSpy = function ($) {
    */
 
   var NAME = 'scrollspy';
-  var VERSION = '4.0.0-alpha.6';
+  var VERSION = '4.0.0-beta';
   var DATA_KEY = 'bs.scrollspy';
   var EVENT_KEY = '.' + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -2207,18 +2436,15 @@ var ScrollSpy = function ($) {
   var ClassName = {
     DROPDOWN_ITEM: 'dropdown-item',
     DROPDOWN_MENU: 'dropdown-menu',
-    NAV_LINK: 'nav-link',
-    NAV: 'nav',
     ACTIVE: 'active'
   };
 
   var Selector = {
     DATA_SPY: '[data-spy="scroll"]',
     ACTIVE: '.active',
-    LIST_ITEM: '.list-item',
-    LI: 'li',
-    LI_DROPDOWN: 'li.dropdown',
+    NAV_LIST_GROUP: '.nav, .list-group',
     NAV_LINKS: '.nav-link',
+    LIST_ITEMS: '.list-group-item',
     DROPDOWN: '.dropdown',
     DROPDOWN_ITEMS: '.dropdown-item',
     DROPDOWN_TOGGLE: '.dropdown-toggle'
@@ -2227,31 +2453,31 @@ var ScrollSpy = function ($) {
   var OffsetMethod = {
     OFFSET: 'offset',
     POSITION: 'position'
+
+    /**
+     * ------------------------------------------------------------------------
+     * Class Definition
+     * ------------------------------------------------------------------------
+     */
+
   };
-
-  /**
-   * ------------------------------------------------------------------------
-   * Class Definition
-   * ------------------------------------------------------------------------
-   */
-
   var ScrollSpy = function () {
     function ScrollSpy(element, config) {
-      var _this18 = this;
+      var _this20 = this;
 
       _classCallCheck(this, ScrollSpy);
 
       this._element = element;
       this._scrollElement = element.tagName === 'BODY' ? window : element;
       this._config = this._getConfig(config);
-      this._selector = this._config.target + ' ' + Selector.NAV_LINKS + ',' + (this._config.target + ' ' + Selector.DROPDOWN_ITEMS);
+      this._selector = this._config.target + ' ' + Selector.NAV_LINKS + ',' + (this._config.target + ' ' + Selector.LIST_ITEMS + ',') + (this._config.target + ' ' + Selector.DROPDOWN_ITEMS);
       this._offsets = [];
       this._targets = [];
       this._activeTarget = null;
       this._scrollHeight = 0;
 
       $(this._scrollElement).on(Event.SCROLL, function (event) {
-        return _this18._process(event);
+        return _this20._process(event);
       });
 
       this.refresh();
@@ -2263,7 +2489,7 @@ var ScrollSpy = function ($) {
     // public
 
     ScrollSpy.prototype.refresh = function refresh() {
-      var _this19 = this;
+      var _this21 = this;
 
       var autoMethod = this._scrollElement !== this._scrollElement.window ? OffsetMethod.POSITION : OffsetMethod.OFFSET;
 
@@ -2286,9 +2512,12 @@ var ScrollSpy = function ($) {
           target = $(targetSelector)[0];
         }
 
-        if (target && (target.offsetWidth || target.offsetHeight)) {
-          // todo (fat): remove sketch reliance on jQuery position/offset
-          return [$(target)[offsetMethod]().top + offsetBase, targetSelector];
+        if (target) {
+          var targetBCR = target.getBoundingClientRect();
+          if (targetBCR.width || targetBCR.height) {
+            // todo (fat): remove sketch reliance on jQuery position/offset
+            return [$(target)[offsetMethod]().top + offsetBase, targetSelector];
+          }
         }
         return null;
       }).filter(function (item) {
@@ -2296,8 +2525,8 @@ var ScrollSpy = function ($) {
       }).sort(function (a, b) {
         return a[0] - b[0];
       }).forEach(function (item) {
-        _this19._offsets.push(item[0]);
-        _this19._targets.push(item[1]);
+        _this21._offsets.push(item[0]);
+        _this21._targets.push(item[1]);
       });
     };
 
@@ -2343,7 +2572,7 @@ var ScrollSpy = function ($) {
     };
 
     ScrollSpy.prototype._getOffsetHeight = function _getOffsetHeight() {
-      return this._scrollElement === window ? window.innerHeight : this._scrollElement.offsetHeight;
+      return this._scrollElement === window ? window.innerHeight : this._scrollElement.getBoundingClientRect().height;
     };
 
     ScrollSpy.prototype._process = function _process() {
@@ -2395,9 +2624,11 @@ var ScrollSpy = function ($) {
         $link.closest(Selector.DROPDOWN).find(Selector.DROPDOWN_TOGGLE).addClass(ClassName.ACTIVE);
         $link.addClass(ClassName.ACTIVE);
       } else {
-        // todo (fat) this is kinda sus...
-        // recursively add actives to tested nav-links
-        $link.parents(Selector.LI).find('> ' + Selector.NAV_LINKS).addClass(ClassName.ACTIVE);
+        // Set triggered link as active
+        $link.addClass(ClassName.ACTIVE);
+        // Set triggered links parents as active
+        // With both <ul> and <nav> markup a parent is the previous sibling of any nav ancestor
+        $link.parents(Selector.NAV_LIST_GROUP).prev(Selector.NAV_LINKS + ', ' + Selector.LIST_ITEMS).addClass(ClassName.ACTIVE);
       }
 
       $(this._scrollElement).trigger(Event.ACTIVATE, {
@@ -2478,7 +2709,7 @@ var ScrollSpy = function ($) {
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.6): tab.js
+ * Bootstrap (v4.0.0-beta): tab.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
@@ -2492,7 +2723,7 @@ var Tab = function ($) {
    */
 
   var NAME = 'tab';
-  var VERSION = '4.0.0-alpha.6';
+  var VERSION = '4.0.0-beta';
   var DATA_KEY = 'bs.tab';
   var EVENT_KEY = '.' + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -2516,24 +2747,20 @@ var Tab = function ($) {
   };
 
   var Selector = {
-    A: 'a',
-    LI: 'li',
     DROPDOWN: '.dropdown',
-    LIST: 'ul:not(.dropdown-menu), ol:not(.dropdown-menu), nav:not(.dropdown-menu)',
-    FADE_CHILD: '> .nav-item .fade, > .fade',
+    NAV_LIST_GROUP: '.nav, .list-group',
     ACTIVE: '.active',
-    ACTIVE_CHILD: '> .nav-item > .active, > .active',
-    DATA_TOGGLE: '[data-toggle="tab"], [data-toggle="pill"]',
+    DATA_TOGGLE: '[data-toggle="tab"], [data-toggle="pill"], [data-toggle="list"]',
     DROPDOWN_TOGGLE: '.dropdown-toggle',
     DROPDOWN_ACTIVE_CHILD: '> .dropdown-menu .active'
+
+    /**
+     * ------------------------------------------------------------------------
+     * Class Definition
+     * ------------------------------------------------------------------------
+     */
+
   };
-
-  /**
-   * ------------------------------------------------------------------------
-   * Class Definition
-   * ------------------------------------------------------------------------
-   */
-
   var Tab = function () {
     function Tab(element) {
       _classCallCheck(this, Tab);
@@ -2546,7 +2773,7 @@ var Tab = function ($) {
     // public
 
     Tab.prototype.show = function show() {
-      var _this20 = this;
+      var _this22 = this;
 
       if (this._element.parentNode && this._element.parentNode.nodeType === Node.ELEMENT_NODE && $(this._element).hasClass(ClassName.ACTIVE) || $(this._element).hasClass(ClassName.DISABLED)) {
         return;
@@ -2554,7 +2781,7 @@ var Tab = function ($) {
 
       var target = void 0;
       var previous = void 0;
-      var listElement = $(this._element).closest(Selector.LIST)[0];
+      var listElement = $(this._element).closest(Selector.NAV_LIST_GROUP)[0];
       var selector = Util.getSelectorFromElement(this._element);
 
       if (listElement) {
@@ -2588,7 +2815,7 @@ var Tab = function ($) {
 
       var complete = function complete() {
         var hiddenEvent = $.Event(Event.HIDDEN, {
-          relatedTarget: _this20._element
+          relatedTarget: _this22._element
         });
 
         var shownEvent = $.Event(Event.SHOWN, {
@@ -2596,7 +2823,7 @@ var Tab = function ($) {
         });
 
         $(previous).trigger(hiddenEvent);
-        $(_this20._element).trigger(shownEvent);
+        $(_this22._element).trigger(shownEvent);
       };
 
       if (target) {
@@ -2607,20 +2834,20 @@ var Tab = function ($) {
     };
 
     Tab.prototype.dispose = function dispose() {
-      $.removeClass(this._element, DATA_KEY);
+      $.removeData(this._element, DATA_KEY);
       this._element = null;
     };
 
     // private
 
     Tab.prototype._activate = function _activate(element, container, callback) {
-      var _this21 = this;
+      var _this23 = this;
 
-      var active = $(container).find(Selector.ACTIVE_CHILD)[0];
-      var isTransitioning = callback && Util.supportsTransitionEnd() && (active && $(active).hasClass(ClassName.FADE) || Boolean($(container).find(Selector.FADE_CHILD)[0]));
+      var active = $(container).find(Selector.ACTIVE)[0];
+      var isTransitioning = callback && Util.supportsTransitionEnd() && active && $(active).hasClass(ClassName.FADE);
 
       var complete = function complete() {
-        return _this21._transitionComplete(element, active, isTransitioning, callback);
+        return _this23._transitionComplete(element, active, isTransitioning, callback);
       };
 
       if (active && isTransitioning) {
@@ -2730,11 +2957,11 @@ var Tab = function ($) {
   return Tab;
 }(jQuery);
 
-/* global Tether */
+/* global Popper */
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.6): tooltip.js
+ * Bootstrap (v4.0.0-beta): tooltip.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
@@ -2742,11 +2969,11 @@ var Tab = function ($) {
 var Tooltip = function ($) {
 
   /**
-   * Check for Tether dependency
-   * Tether - http://tether.io/
+   * Check for Popper dependency
+   * Popper - https://popper.js.org
    */
-  if (typeof Tether === 'undefined') {
-    throw new Error('Bootstrap tooltips require Tether (http://tether.io/)');
+  if (typeof Popper === 'undefined') {
+    throw new Error('Bootstrap tooltips require Popper.js (https://popper.js.org)');
   }
 
   /**
@@ -2756,26 +2983,13 @@ var Tooltip = function ($) {
    */
 
   var NAME = 'tooltip';
-  var VERSION = '4.0.0-alpha.6';
+  var VERSION = '4.0.0-beta';
   var DATA_KEY = 'bs.tooltip';
   var EVENT_KEY = '.' + DATA_KEY;
   var JQUERY_NO_CONFLICT = $.fn[NAME];
   var TRANSITION_DURATION = 150;
-  var CLASS_PREFIX = 'bs-tether';
-
-  var Default = {
-    animation: true,
-    template: '<div class="tooltip" role="tooltip">' + '<div class="tooltip-inner"></div></div>',
-    trigger: 'hover focus',
-    title: '',
-    delay: 0,
-    html: false,
-    selector: false,
-    placement: 'top',
-    offset: '0 0',
-    constraints: [],
-    container: false
-  };
+  var CLASS_PREFIX = 'bs-tooltip';
+  var BSCLS_PREFIX_REGEX = new RegExp('(^|\\s)' + CLASS_PREFIX + '\\S+', 'g');
 
   var DefaultType = {
     animation: 'boolean',
@@ -2786,16 +3000,31 @@ var Tooltip = function ($) {
     html: 'boolean',
     selector: '(string|boolean)',
     placement: '(string|function)',
-    offset: 'string',
-    constraints: 'array',
-    container: '(string|element|boolean)'
+    offset: '(number|string)',
+    container: '(string|element|boolean)',
+    fallbackPlacement: '(string|array)'
   };
 
   var AttachmentMap = {
-    TOP: 'bottom center',
-    RIGHT: 'middle left',
-    BOTTOM: 'top center',
-    LEFT: 'middle right'
+    AUTO: 'auto',
+    TOP: 'top',
+    RIGHT: 'right',
+    BOTTOM: 'bottom',
+    LEFT: 'left'
+  };
+
+  var Default = {
+    animation: true,
+    template: '<div class="tooltip" role="tooltip">' + '<div class="arrow"></div>' + '<div class="tooltip-inner"></div></div>',
+    trigger: 'hover focus',
+    title: '',
+    delay: 0,
+    html: false,
+    selector: false,
+    placement: 'top',
+    offset: 0,
+    container: false,
+    fallbackPlacement: 'flip'
   };
 
   var HoverState = {
@@ -2823,12 +3052,8 @@ var Tooltip = function ($) {
 
   var Selector = {
     TOOLTIP: '.tooltip',
-    TOOLTIP_INNER: '.tooltip-inner'
-  };
-
-  var TetherClass = {
-    element: false,
-    enabled: false
+    TOOLTIP_INNER: '.tooltip-inner',
+    ARROW: '.arrow'
   };
 
   var Trigger = {
@@ -2836,14 +3061,14 @@ var Tooltip = function ($) {
     FOCUS: 'focus',
     CLICK: 'click',
     MANUAL: 'manual'
+
+    /**
+     * ------------------------------------------------------------------------
+     * Class Definition
+     * ------------------------------------------------------------------------
+     */
+
   };
-
-  /**
-   * ------------------------------------------------------------------------
-   * Class Definition
-   * ------------------------------------------------------------------------
-   */
-
   var Tooltip = function () {
     function Tooltip(element, config) {
       _classCallCheck(this, Tooltip);
@@ -2853,8 +3078,7 @@ var Tooltip = function ($) {
       this._timeout = 0;
       this._hoverState = '';
       this._activeTrigger = {};
-      this._isTransitioning = false;
-      this._tether = null;
+      this._popper = null;
 
       // protected
       this.element = element;
@@ -2911,8 +3135,6 @@ var Tooltip = function ($) {
     Tooltip.prototype.dispose = function dispose() {
       clearTimeout(this._timeout);
 
-      this.cleanupTether();
-
       $.removeData(this.element, this.constructor.DATA_KEY);
 
       $(this.element).off(this.constructor.EVENT_KEY);
@@ -2926,7 +3148,10 @@ var Tooltip = function ($) {
       this._timeout = null;
       this._hoverState = null;
       this._activeTrigger = null;
-      this._tether = null;
+      if (this._popper !== null) {
+        this._popper.destroy();
+      }
+      this._popper = null;
 
       this.element = null;
       this.config = null;
@@ -2934,7 +3159,7 @@ var Tooltip = function ($) {
     };
 
     Tooltip.prototype.show = function show() {
-      var _this22 = this;
+      var _this24 = this;
 
       if ($(this.element).css('display') === 'none') {
         throw new Error('Please use show on visible elements');
@@ -2942,9 +3167,6 @@ var Tooltip = function ($) {
 
       var showEvent = $.Event(this.constructor.Event.SHOW);
       if (this.isWithContent() && this._isEnabled) {
-        if (this._isTransitioning) {
-          throw new Error('Tooltip is transitioning');
-        }
         $(this.element).trigger(showEvent);
 
         var isInTheDom = $.contains(this.element.ownerDocument.documentElement, this.element);
@@ -2968,68 +3190,89 @@ var Tooltip = function ($) {
         var placement = typeof this.config.placement === 'function' ? this.config.placement.call(this, tip, this.element) : this.config.placement;
 
         var attachment = this._getAttachment(placement);
+        this.addAttachmentClass(attachment);
 
         var container = this.config.container === false ? document.body : $(this.config.container);
 
-        $(tip).data(this.constructor.DATA_KEY, this).appendTo(container);
+        $(tip).data(this.constructor.DATA_KEY, this);
+
+        if (!$.contains(this.element.ownerDocument.documentElement, this.tip)) {
+          $(tip).appendTo(container);
+        }
 
         $(this.element).trigger(this.constructor.Event.INSERTED);
 
-        this._tether = new Tether({
-          attachment: attachment,
-          element: tip,
-          target: this.element,
-          classes: TetherClass,
-          classPrefix: CLASS_PREFIX,
-          offset: this.config.offset,
-          constraints: this.config.constraints,
-          addTargetClasses: false
+        this._popper = new Popper(this.element, tip, {
+          placement: attachment,
+          modifiers: {
+            offset: {
+              offset: this.config.offset
+            },
+            flip: {
+              behavior: this.config.fallbackPlacement
+            },
+            arrow: {
+              element: Selector.ARROW
+            }
+          },
+          onCreate: function onCreate(data) {
+            if (data.originalPlacement !== data.placement) {
+              _this24._handlePopperPlacementChange(data);
+            }
+          },
+          onUpdate: function onUpdate(data) {
+            _this24._handlePopperPlacementChange(data);
+          }
         });
 
-        Util.reflow(tip);
-        this._tether.position();
-
         $(tip).addClass(ClassName.SHOW);
 
-        var complete = function complete() {
-          var prevHoverState = _this22._hoverState;
-          _this22._hoverState = null;
-          _this22._isTransitioning = false;
+        // if this is a touch-enabled device we add extra
+        // empty mouseover listeners to the body's immediate children;
+        // only needed because of broken event delegation on iOS
+        // https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html
+        if ('ontouchstart' in document.documentElement) {
+          $('body').children().on('mouseover', null, $.noop);
+        }
 
-          $(_this22.element).trigger(_this22.constructor.Event.SHOWN);
+        var complete = function complete() {
+          if (_this24.config.animation) {
+            _this24._fixTransition();
+          }
+          var prevHoverState = _this24._hoverState;
+          _this24._hoverState = null;
+
+          $(_this24.element).trigger(_this24.constructor.Event.SHOWN);
 
           if (prevHoverState === HoverState.OUT) {
-            _this22._leave(null, _this22);
+            _this24._leave(null, _this24);
           }
         };
 
         if (Util.supportsTransitionEnd() && $(this.tip).hasClass(ClassName.FADE)) {
-          this._isTransitioning = true;
           $(this.tip).one(Util.TRANSITION_END, complete).emulateTransitionEnd(Tooltip._TRANSITION_DURATION);
-          return;
+        } else {
+          complete();
         }
-
-        complete();
       }
     };
 
     Tooltip.prototype.hide = function hide(callback) {
-      var _this23 = this;
+      var _this25 = this;
 
       var tip = this.getTipElement();
       var hideEvent = $.Event(this.constructor.Event.HIDE);
-      if (this._isTransitioning) {
-        throw new Error('Tooltip is transitioning');
-      }
       var complete = function complete() {
-        if (_this23._hoverState !== HoverState.SHOW && tip.parentNode) {
+        if (_this25._hoverState !== HoverState.SHOW && tip.parentNode) {
           tip.parentNode.removeChild(tip);
         }
 
-        _this23.element.removeAttribute('aria-describedby');
-        $(_this23.element).trigger(_this23.constructor.Event.HIDDEN);
-        _this23._isTransitioning = false;
-        _this23.cleanupTether();
+        _this25._cleanTipClass();
+        _this25.element.removeAttribute('aria-describedby');
+        $(_this25.element).trigger(_this25.constructor.Event.HIDDEN);
+        if (_this25._popper !== null) {
+          _this25._popper.destroy();
+        }
 
         if (callback) {
           callback();
@@ -3044,12 +3287,18 @@ var Tooltip = function ($) {
 
       $(tip).removeClass(ClassName.SHOW);
 
+      // if this is a touch-enabled device we remove the extra
+      // empty mouseover listeners we added for iOS support
+      if ('ontouchstart' in document.documentElement) {
+        $('body').children().off('mouseover', null, $.noop);
+      }
+
       this._activeTrigger[Trigger.CLICK] = false;
       this._activeTrigger[Trigger.FOCUS] = false;
       this._activeTrigger[Trigger.HOVER] = false;
 
       if (Util.supportsTransitionEnd() && $(this.tip).hasClass(ClassName.FADE)) {
-        this._isTransitioning = true;
+
         $(tip).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);
       } else {
         complete();
@@ -3058,24 +3307,30 @@ var Tooltip = function ($) {
       this._hoverState = '';
     };
 
+    Tooltip.prototype.update = function update() {
+      if (this._popper !== null) {
+        this._popper.scheduleUpdate();
+      }
+    };
+
     // protected
 
     Tooltip.prototype.isWithContent = function isWithContent() {
       return Boolean(this.getTitle());
     };
 
+    Tooltip.prototype.addAttachmentClass = function addAttachmentClass(attachment) {
+      $(this.getTipElement()).addClass(CLASS_PREFIX + '-' + attachment);
+    };
+
     Tooltip.prototype.getTipElement = function getTipElement() {
       return this.tip = this.tip || $(this.config.template)[0];
     };
 
     Tooltip.prototype.setContent = function setContent() {
       var $tip = $(this.getTipElement());
-
       this.setElementContent($tip.find(Selector.TOOLTIP_INNER), this.getTitle());
-
       $tip.removeClass(ClassName.FADE + ' ' + ClassName.SHOW);
-
-      this.cleanupTether();
     };
 
     Tooltip.prototype.setElementContent = function setElementContent($element, content) {
@@ -3104,12 +3359,6 @@ var Tooltip = function ($) {
       return title;
     };
 
-    Tooltip.prototype.cleanupTether = function cleanupTether() {
-      if (this._tether) {
-        this._tether.destroy();
-      }
-    };
-
     // private
 
     Tooltip.prototype._getAttachment = function _getAttachment(placement) {
@@ -3117,28 +3366,28 @@ var Tooltip = function ($) {
     };
 
     Tooltip.prototype._setListeners = function _setListeners() {
-      var _this24 = this;
+      var _this26 = this;
 
       var triggers = this.config.trigger.split(' ');
 
       triggers.forEach(function (trigger) {
         if (trigger === 'click') {
-          $(_this24.element).on(_this24.constructor.Event.CLICK, _this24.config.selector, function (event) {
-            return _this24.toggle(event);
+          $(_this26.element).on(_this26.constructor.Event.CLICK, _this26.config.selector, function (event) {
+            return _this26.toggle(event);
           });
         } else if (trigger !== Trigger.MANUAL) {
-          var eventIn = trigger === Trigger.HOVER ? _this24.constructor.Event.MOUSEENTER : _this24.constructor.Event.FOCUSIN;
-          var eventOut = trigger === Trigger.HOVER ? _this24.constructor.Event.MOUSELEAVE : _this24.constructor.Event.FOCUSOUT;
+          var eventIn = trigger === Trigger.HOVER ? _this26.constructor.Event.MOUSEENTER : _this26.constructor.Event.FOCUSIN;
+          var eventOut = trigger === Trigger.HOVER ? _this26.constructor.Event.MOUSELEAVE : _this26.constructor.Event.FOCUSOUT;
 
-          $(_this24.element).on(eventIn, _this24.config.selector, function (event) {
-            return _this24._enter(event);
-          }).on(eventOut, _this24.config.selector, function (event) {
-            return _this24._leave(event);
+          $(_this26.element).on(eventIn, _this26.config.selector, function (event) {
+            return _this26._enter(event);
+          }).on(eventOut, _this26.config.selector, function (event) {
+            return _this26._leave(event);
           });
         }
 
-        $(_this24.element).closest('.modal').on('hide.bs.modal', function () {
-          return _this24.hide();
+        $(_this26.element).closest('.modal').on('hide.bs.modal', function () {
+          return _this26.hide();
         });
       });
 
@@ -3249,6 +3498,14 @@ var Tooltip = function ($) {
         };
       }
 
+      if (config.title && typeof config.title === 'number') {
+        config.title = config.title.toString();
+      }
+
+      if (config.content && typeof config.content === 'number') {
+        config.content = config.content.toString();
+      }
+
       Util.typeCheckConfig(NAME, config, this.constructor.DefaultType);
 
       return config;
@@ -3268,6 +3525,32 @@ var Tooltip = function ($) {
       return config;
     };
 
+    Tooltip.prototype._cleanTipClass = function _cleanTipClass() {
+      var $tip = $(this.getTipElement());
+      var tabClass = $tip.attr('class').match(BSCLS_PREFIX_REGEX);
+      if (tabClass !== null && tabClass.length > 0) {
+        $tip.removeClass(tabClass.join(''));
+      }
+    };
+
+    Tooltip.prototype._handlePopperPlacementChange = function _handlePopperPlacementChange(data) {
+      this._cleanTipClass();
+      this.addAttachmentClass(this._getAttachment(data.placement));
+    };
+
+    Tooltip.prototype._fixTransition = function _fixTransition() {
+      var tip = this.getTipElement();
+      var initConfigAnimation = this.config.animation;
+      if (tip.getAttribute('x-placement') !== null) {
+        return;
+      }
+      $(tip).removeClass(ClassName.FADE);
+      this.config.animation = false;
+      this.hide();
+      this.show();
+      this.config.animation = initConfigAnimation;
+    };
+
     // static
 
     Tooltip._jQueryInterface = function _jQueryInterface(config) {
@@ -3351,7 +3634,7 @@ var Tooltip = function ($) {
 
 /**
  * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.6): popover.js
+ * Bootstrap (v4.0.0-beta): popover.js
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * --------------------------------------------------------------------------
  */
@@ -3365,16 +3648,18 @@ var Popover = function ($) {
    */
 
   var NAME = 'popover';
-  var VERSION = '4.0.0-alpha.6';
+  var VERSION = '4.0.0-beta';
   var DATA_KEY = 'bs.popover';
   var EVENT_KEY = '.' + DATA_KEY;
   var JQUERY_NO_CONFLICT = $.fn[NAME];
+  var CLASS_PREFIX = 'bs-popover';
+  var BSCLS_PREFIX_REGEX = new RegExp('(^|\\s)' + CLASS_PREFIX + '\\S+', 'g');
 
   var Default = $.extend({}, Tooltip.Default, {
     placement: 'right',
     trigger: 'click',
     content: '',
-    template: '<div class="popover" role="tooltip">' + '<h3 class="popover-title"></h3>' + '<div class="popover-content"></div></div>'
+    template: '<div class="popover" role="tooltip">' + '<div class="arrow"></div>' + '<h3 class="popover-header"></h3>' + '<div class="popover-body"></div></div>'
   });
 
   var DefaultType = $.extend({}, Tooltip.DefaultType, {
@@ -3387,8 +3672,8 @@ var Popover = function ($) {
   };
 
   var Selector = {
-    TITLE: '.popover-title',
-    CONTENT: '.popover-content'
+    TITLE: '.popover-header',
+    CONTENT: '.popover-body'
   };
 
   var Event = {
@@ -3402,14 +3687,14 @@ var Popover = function ($) {
     FOCUSOUT: 'focusout' + EVENT_KEY,
     MOUSEENTER: 'mouseenter' + EVENT_KEY,
     MOUSELEAVE: 'mouseleave' + EVENT_KEY
+
+    /**
+     * ------------------------------------------------------------------------
+     * Class Definition
+     * ------------------------------------------------------------------------
+     */
+
   };
-
-  /**
-   * ------------------------------------------------------------------------
-   * Class Definition
-   * ------------------------------------------------------------------------
-   */
-
   var Popover = function (_Tooltip) {
     _inherits(Popover, _Tooltip);
 
@@ -3425,6 +3710,10 @@ var Popover = function ($) {
       return this.getTitle() || this._getContent();
     };
 
+    Popover.prototype.addAttachmentClass = function addAttachmentClass(attachment) {
+      $(this.getTipElement()).addClass(CLASS_PREFIX + '-' + attachment);
+    };
+
     Popover.prototype.getTipElement = function getTipElement() {
       return this.tip = this.tip || $(this.config.template)[0];
     };
@@ -3437,8 +3726,6 @@ var Popover = function ($) {
       this.setElementContent($tip.find(Selector.CONTENT), this._getContent());
 
       $tip.removeClass(ClassName.FADE + ' ' + ClassName.SHOW);
-
-      this.cleanupTether();
     };
 
     // private
@@ -3447,6 +3734,14 @@ var Popover = function ($) {
       return this.element.getAttribute('data-content') || (typeof this.config.content === 'function' ? this.config.content.call(this.element) : this.config.content);
     };
 
+    Popover.prototype._cleanTipClass = function _cleanTipClass() {
+      var $tip = $(this.getTipElement());
+      var tabClass = $tip.attr('class').match(BSCLS_PREFIX_REGEX);
+      if (tabClass !== null && tabClass.length > 0) {
+        $tip.removeClass(tabClass.join(''));
+      }
+    };
+
     // static
 
     Popover._jQueryInterface = function _jQueryInterface(config) {
@@ -3532,4 +3827,5 @@ var Popover = function ($) {
   return Popover;
 }(jQuery);
 
-}();
+
+})();
\ No newline at end of file
diff --git a/src/js/bootstrap4/bootstrap.min.js b/src/js/bootstrap4/bootstrap.min.js
index d9c72df..e187476 100644
--- a/src/js/bootstrap4/bootstrap.min.js
+++ b/src/js/bootstrap4/bootstrap.min.js
@@ -1,7 +1,6 @@
 /*!
- * Bootstrap v4.0.0-alpha.6 (https://getbootstrap.com)
+ * Bootstrap v4.0.0-beta (https://getbootstrap.com)
  * Copyright 2011-2017 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  */
-if("undefined"==typeof jQuery)throw new Error("Bootstrap's JavaScript requires jQuery. jQuery must be included before Bootstrap's JavaScript.");+function(t){var e=t.fn.jquery.split(" ")[0].split(".");if(e[0]<2&&e[1]<9||1==e[0]&&9==e[1]&&e[2]<1||e[0]>=4)throw new Error("Bootstrap's JavaScript requires at least jQuery v1.9.1 but less than v4.0.0")}(jQuery),+function(){function t(t,e){if(!t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!e||"object"!=typeof e&&"function"!=typeof e?t:e}function e(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}function n(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}var i="function"==typeof Symbol&&"symbol"==typeof 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o=document.createElement("div");o.className=g.BACKDROP,t(o).insertBefore(this),t(o).on("click",e._clearMenus)}var r={relatedTarget:this},s=t.Event(_.SHOW,r);return t(n).trigger(s),!s.isDefaultPrevented()&&(this.focus(),this.setAttribute("aria-expanded",!0),t(n).toggleClass(g.SHOW),t(n).trigger(t.Event(_.SHOWN,r)),!1)},e.prototype.dispose=function(){t.removeData(this._element,s),t(this._element).off(a),this._element=null},e.prototype._addEventListeners=function(){t(this._element).on(_.CLICK,this.toggle)},e._jQueryInterface=function(n){return this.each(function(){var i=t(this).data(s);if(i||(i=new e(this),t(this).data(s,i)),"string"==typeof n){if(void 0===i[n])throw new Error('No method named "'+n+'"');i[n].call(this)}})},e._clearMenus=function(n){if(!n||n.which!==f){var i=t(p.BACKDROP)[0];i&&i.parentNode.removeChild(i);for(var o=t.makeArray(t(p.DATA_TOGGLE)),r=0;r<o.length;r++){var 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e="modal",s="4.0.0-alpha.6",a="bs.modal",l="."+a,h=".data-api",c=t.fn[e],u=300,d=150,f=27,_={backdrop:!0,keyboard:!0,focus:!0,show:!0},g={backdrop:"(boolean|string)",keyboard:"boolean",focus:"boolean",show:"boolean"},p={HIDE:"hide"+l,HIDDEN:"hidden"+l,SHOW:"show"+l,SHOWN:"shown"+l,FOCUSIN:"focusin"+l,RESIZE:"resize"+l,CLICK_DISMISS:"click.dismiss"+l,KEYDOWN_DISMISS:"keydown.dismiss"+l,MOUSEUP_DISMISS:"mouseup.dismiss"+l,MOUSEDOWN_DISMISS:"mousedown.dismiss"+l,CLICK_DATA_API:"click"+l+h},m={SCROLLBAR_MEASURER:"modal-scrollbar-measure",BACKDROP:"modal-backdrop",OPEN:"modal-open",FADE:"fade",SHOW:"show"},E={DIALOG:".modal-dialog",DATA_TOGGLE:'[data-toggle="modal"]',DATA_DISMISS:'[data-dismiss="modal"]',FIXED_CONTENT:".fixed-top, .fixed-bottom, .is-fixed, .sticky-top"},v=function(){function 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n._hideModal(t)}).emulateTransitionEnd(u):this._hideModal())},h.prototype.dispose=function(){t.removeData(this._element,a),t(window,document,this._element,this._backdrop).off(l),this._config=null,this._element=null,this._dialog=null,this._backdrop=null,this._isShown=null,this._isBodyOverflowing=null,this._ignoreBackdropClick=null,this._originalBodyPadding=null,this._scrollbarWidth=null},h.prototype._getConfig=function(n){return n=t.extend({},_,n),r.typeCheckConfig(e,n,g),n},h.prototype._showElement=function(e){var n=this,i=r.supportsTransitionEnd()&&t(this._element).hasClass(m.FADE);this._element.parentNode&&this._element.parentNode.nodeType===Node.ELEMENT_NODE||document.body.appendChild(this._element),this._element.style.display="block",this._element.removeAttribute("aria-hidden"),this._element.scrollTop=0,i&&r.reflow(this._element),t(this._element).addClass(m.SHOW),this._config.focus&&this._enforceFocus();var o=t.Event(p.SHOWN,{relatedTarget:e}),s=function(){n._config.focus&&n._element.focus(),n._isTransitioning=!1,t(n._element).trigger(o)};i?t(this._dialog).one(r.TRANSITION_END,s).emulateTransitionEnd(u):s()},h.prototype._enforceFocus=function(){var e=this;t(document).off(p.FOCUSIN).on(p.FOCUSIN,function(n){document===n.target||e._element===n.target||t(e._element).has(n.target).length||e._element.focus()})},h.prototype._setEscapeEvent=function(){var e=this;this._isShown&&this._config.keyboard?t(this._element).on(p.KEYDOWN_DISMISS,function(t){t.which===f&&e.hide()}):this._isShown||t(this._element).off(p.KEYDOWN_DISMISS)},h.prototype._setResizeEvent=function(){var e=this;this._isShown?t(window).on(p.RESIZE,function(t){return e._handleUpdate(t)}):t(window).off(p.RESIZE)},h.prototype._hideModal=function(){var 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e();t(this._backdrop).one(r.TRANSITION_END,e).emulateTransitionEnd(d)}else if(!this._isShown&&this._backdrop){t(this._backdrop).removeClass(m.SHOW);var s=function(){n._removeBackdrop(),e&&e()};r.supportsTransitionEnd()&&t(this._element).hasClass(m.FADE)?t(this._backdrop).one(r.TRANSITION_END,s).emulateTransitionEnd(d):s()}else e&&e()},h.prototype._handleUpdate=function(){this._adjustDialog()},h.prototype._adjustDialog=function(){var t=this._element.scrollHeight>document.documentElement.clientHeight;!this._isBodyOverflowing&&t&&(this._element.style.paddingLeft=this._scrollbarWidth+"px"),this._isBodyOverflowing&&!t&&(this._element.style.paddingRight=this._scrollbarWidth+"px")},h.prototype._resetAdjustments=function(){this._element.style.paddingLeft="",this._element.style.paddingRight=""},h.prototype._checkScrollbar=function(){this._isBodyOverflowing=document.body.clientWidth<window.innerWidth,this._scrollbarWidth=this._getScrollbarWidth()},h.prototype._setScrollbar=function(){var e=parseInt(t(E.FIXED_CONTENT).css("padding-right")||0,10);this._originalBodyPadding=document.body.style.paddingRight||"",this._isBodyOverflowing&&(document.body.style.paddingRight=e+this._scrollbarWidth+"px")},h.prototype._resetScrollbar=function(){document.body.style.paddingRight=this._originalBodyPadding},h.prototype._getScrollbarWidth=function(){var t=document.createElement("div");t.className=m.SCROLLBAR_MEASURER,document.body.appendChild(t);var e=t.offsetWidth-t.clientWidth;return document.body.removeChild(t),e},h._jQueryInterface=function(e,n){return this.each(function(){var o=t(this).data(a),r=t.extend({},h.Default,t(this).data(),"object"===("undefined"==typeof e?"undefined":i(e))&&e);if(o||(o=new h(this,r),t(this).data(a,o)),"string"==typeof e){if(void 0===o[e])throw new Error('No method named "'+e+'"');o[e](n)}else r.show&&o.show(n)})},o(h,null,[{key:"VERSION",get:function(){return s}},{key:"Default",get:function(){return _}}]),h}();return t(document).on(p.CLICK_DATA_API,E.DATA_TOGGLE,function(e){var n=this,i=void 0,o=r.getSelectorFromElement(this);o&&(i=t(o)[0]);var s=t(i).data(a)?"toggle":t.extend({},t(i).data(),t(this).data());"A"!==this.tagName&&"AREA"!==this.tagName||e.preventDefault();var l=t(i).one(p.SHOW,function(e){e.isDefaultPrevented()||l.one(p.HIDDEN,function(){t(n).is(":visible")&&n.focus()})});v._jQueryInterface.call(t(i),s,this)}),t.fn[e]=v._jQueryInterface,t.fn[e].Constructor=v,t.fn[e].noConflict=function(){return t.fn[e]=c,v._jQueryInterface},v}(jQuery),function(t){var e="scrollspy",s="4.0.0-alpha.6",a="bs.scrollspy",l="."+a,h=".data-api",c=t.fn[e],u={offset:10,method:"auto",target:""},d={offset:"number",method:"string",target:"(string|element)"},f={ACTIVATE:"activate"+l,SCROLL:"scroll"+l,LOAD_DATA_API:"load"+l+h},_={DROPDOWN_ITEM:"dropdown-item",DROPDOWN_MENU:"dropdown-menu",NAV_LINK:"nav-link",NAV:"nav",ACTIVE:"active"},g={DATA_SPY:'[data-spy="scroll"]',ACTIVE:".active",LIST_ITEM:".list-item",LI:"li",LI_DROPDOWN:"li.dropdown",NAV_LINKS:".nav-link",DROPDOWN:".dropdown",DROPDOWN_ITEMS:".dropdown-item",DROPDOWN_TOGGLE:".dropdown-toggle"},p={OFFSET:"offset",POSITION:"position"},m=function(){function h(e,i){var o=this;n(this,h),this._element=e,this._scrollElement="BODY"===e.tagName?window:e,this._config=this._getConfig(i),this._selector=this._config.target+" "+g.NAV_LINKS+","+(this._config.target+" "+g.DROPDOWN_ITEMS),this._offsets=[],this._targets=[],this._activeTarget=null,this._scrollHeight=0,t(this._scrollElement).on(f.SCROLL,function(t){return 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n=t.Event(u.HIDDEN,{relatedTarget:e._element}),o=t.Event(u.SHOWN,{relatedTarget:i});t(i).trigger(n),t(e._element).trigger(o)};n?this._activate(n,n.parentNode,h):h()}}},e.prototype.dispose=function(){t.removeClass(this._element,s),this._element=null},e.prototype._activate=function(e,n,i){var o=this,s=t(n).find(f.ACTIVE_CHILD)[0],a=i&&r.supportsTransitionEnd()&&(s&&t(s).hasClass(d.FADE)||Boolean(t(n).find(f.FADE_CHILD)[0])),l=function(){return o._transitionComplete(e,s,a,i)};s&&a?t(s).one(r.TRANSITION_END,l).emulateTransitionEnd(c):l(),s&&t(s).removeClass(d.SHOW)},e.prototype._transitionComplete=function(e,n,i,o){if(n){t(n).removeClass(d.ACTIVE);var s=t(n.parentNode).find(f.DROPDOWN_ACTIVE_CHILD)[0];s&&t(s).removeClass(d.ACTIVE),n.setAttribute("aria-expanded",!1)}if(t(e).addClass(d.ACTIVE),e.setAttribute("aria-expanded",!0),i?(r.reflow(e),t(e).addClass(d.SHOW)):t(e).removeClass(d.FADE),e.parentNode&&t(e.parentNode).hasClass(d.DROPDOWN_MENU)){var a=t(e).closest(f.DROPDOWN)[0];a&&t(a).find(f.DROPDOWN_TOGGLE).addClass(d.ACTIVE),e.setAttribute("aria-expanded",!0)}o&&o()},e._jQueryInterface=function(n){return this.each(function(){var i=t(this),o=i.data(s);if(o||(o=new e(this),i.data(s,o)),"string"==typeof n){if(void 0===o[n])throw new Error('No method named "'+n+'"');o[n]()}})},o(e,null,[{key:"VERSION",get:function(){return i}}]),e}();return t(document).on(u.CLICK_DATA_API,f.DATA_TOGGLE,function(e){e.preventDefault(),_._jQueryInterface.call(t(this),"show")}),t.fn[e]=_._jQueryInterface,t.fn[e].Constructor=_,t.fn[e].noConflict=function(){return t.fn[e]=h,_._jQueryInterface},_}(jQuery),function(t){if("undefined"==typeof Tether)throw new Error("Bootstrap tooltips require Tether (http://tether.io/)");var e="tooltip",s="4.0.0-alpha.6",a="bs.tooltip",l="."+a,h=t.fn[e],c=150,u="bs-tether",d={animation:!0,template:'<div class="tooltip" role="tooltip"><div class="tooltip-inner"></div></div>',trigger:"hover focus",title:"",delay:0,html:!1,selector:!1,placement:"top",offset:"0 0",constraints:[],container:!1},f={animation:"boolean",template:"string",title:"(string|element|function)",trigger:"string",delay:"(number|object)",html:"boolean",selector:"(string|boolean)",placement:"(string|function)",offset:"string",constraints:"array",container:"(string|element|boolean)"},_={TOP:"bottom center",RIGHT:"middle left",BOTTOM:"top center",LEFT:"middle right"},g={SHOW:"show",OUT:"out"},p={HIDE:"hide"+l,HIDDEN:"hidden"+l,SHOW:"show"+l,SHOWN:"shown"+l,INSERTED:"inserted"+l,CLICK:"click"+l,FOCUSIN:"focusin"+l,FOCUSOUT:"focusout"+l,MOUSEENTER:"mouseenter"+l,MOUSELEAVE:"mouseleave"+l},m={FADE:"fade",SHOW:"show"},E={TOOLTIP:".tooltip",TOOLTIP_INNER:".tooltip-inner"},v={element:!1,enabled:!1},T={HOVER:"hover",FOCUS:"focus",CLICK:"click",MANUAL:"manual"},I=function(){function h(t,e){n(this,h),this._isEnabled=!0,this._timeout=0,this._hoverState="",this._activeTrigger={},this._isTransitioning=!1,this._tether=null,this.element=t,this.config=this._getConfig(e),this.tip=null,this._setListeners()}return h.prototype.enable=function(){this._isEnabled=!0},h.prototype.disable=function(){this._isEnabled=!1},h.prototype.toggleEnabled=function(){this._isEnabled=!this._isEnabled},h.prototype.toggle=function(e){if(e){var n=this.constructor.DATA_KEY,i=t(e.currentTarget).data(n);i||(i=new this.constructor(e.currentTarget,this._getDelegateConfig()),t(e.currentTarget).data(n,i)),i._activeTrigger.click=!i._activeTrigger.click,i._isWithActiveTrigger()?i._enter(null,i):i._leave(null,i)}else{if(t(this.getTipElement()).hasClass(m.SHOW))return void 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e="collapse",s="bs.collapse",a=t.fn[e],l={toggle:!0,parent:""},h={toggle:"boolean",parent:"string"},c={SHOW:"show.bs.collapse",SHOWN:"shown.bs.collapse",HIDE:"hide.bs.collapse",HIDDEN:"hidden.bs.collapse",CLICK_DATA_API:"click.bs.collapse.data-api"},u={SHOW:"show",COLLAPSE:"collapse",COLLAPSING:"collapsing",COLLAPSED:"collapsed"},d={WIDTH:"width",HEIGHT:"height"},f={ACTIVES:".show, .collapsing",DATA_TOGGLE:'[data-toggle="collapse"]'},p=function(){function a(e,i){n(this,a),this._isTransitioning=!1,this._element=e,this._config=this._getConfig(i),this._triggerArray=t.makeArray(t('[data-toggle="collapse"][href="#'+e.id+'"],[data-toggle="collapse"][data-target="#'+e.id+'"]'));for(var o=t(f.DATA_TOGGLE),s=0;s<o.length;s++){var l=o[s],h=r.getSelectorFromElement(l);null!==h&&t(h).filter(e).length>0&&this._triggerArray.push(l)}this._parent=this._config.parent?this._getParent():null,this._config.parent||this._addAriaAndCollapsedClass(this._element,this._triggerArray),this._config.toggle&&this.toggle()}return a.prototype.toggle=function(){t(this._element).hasClass(u.SHOW)?this.hide():this.show()},a.prototype.show=function(){var e=this;if(!this._isTransitioning&&!t(this._element).hasClass(u.SHOW)){var n=void 0,i=void 0;if(this._parent&&((n=t.makeArray(t(this._parent).children().children(f.ACTIVES))).length||(n=null)),!(n&&(i=t(n).data(s))&&i._isTransitioning)){var o=t.Event(c.SHOW);if(t(this._element).trigger(o),!o.isDefaultPrevented()){n&&(a._jQueryInterface.call(t(n),"hide"),i||t(n).data(s,null));var l=this._getDimension();t(this._element).removeClass(u.COLLAPSE).addClass(u.COLLAPSING),this._element.style[l]=0,this._triggerArray.length&&t(this._triggerArray).removeClass(u.COLLAPSED).attr("aria-expanded",!0),this.setTransitioning(!0);var h=function(){t(e._element).removeClass(u.COLLAPSING).addClass(u.COLLAPSE).addClass(u.SHOW),e._element.style[l]="",e.setTransitioning(!1),t(e._element).trigger(c.SHOWN)};if(r.supportsTransitionEnd()){var d="scroll"+(l[0].toUpperCase()+l.slice(1));t(this._element).one(r.TRANSITION_END,h).emulateTransitionEnd(600),this._element.style[l]=this._element[d]+"px"}else h()}}}},a.prototype.hide=function(){var e=this;if(!this._isTransitioning&&t(this._element).hasClass(u.SHOW)){var n=t.Event(c.HIDE);if(t(this._element).trigger(n),!n.isDefaultPrevented()){var i=this._getDimension();if(this._element.style[i]=this._element.getBoundingClientRect()[i]+"px",r.reflow(this._element),t(this._element).addClass(u.COLLAPSING).removeClass(u.COLLAPSE).removeClass(u.SHOW),this._triggerArray.length)for(var o=0;o<this._triggerArray.length;o++){var s=this._triggerArray[o],a=r.getSelectorFromElement(s);null!==a&&(t(a).hasClass(u.SHOW)||t(s).addClass(u.COLLAPSED).attr("aria-expanded",!1))}this.setTransitioning(!0);var l=function(){e.setTransitioning(!1),t(e._element).removeClass(u.COLLAPSING).addClass(u.COLLAPSE).trigger(c.HIDDEN)};this._element.style[i]="",r.supportsTransitionEnd()?t(this._element).one(r.TRANSITION_END,l).emulateTransitionEnd(600):l()}}},a.prototype.setTransitioning=function(t){this._isTransitioning=t},a.prototype.dispose=function(){t.removeData(this._element,s),this._config=null,this._parent=null,this._element=null,this._triggerArray=null,this._isTransitioning=null},a.prototype._getConfig=function(n){return n=t.extend({},l,n),n.toggle=Boolean(n.toggle),r.typeCheckConfig(e,n,h),n},a.prototype._getDimension=function(){return t(this._element).hasClass(d.WIDTH)?d.WIDTH:d.HEIGHT},a.prototype._getParent=function(){var e=this,n=t(this._config.parent)[0],i='[data-toggle="collapse"][data-parent="'+this._config.parent+'"]';return t(n).find(i).each(function(t,n){e._addAriaAndCollapsedClass(a._getTargetFromElement(n),[n])}),n},a.prototype._addAriaAndCollapsedClass=function(e,n){if(e){var i=t(e).hasClass(u.SHOW);n.length&&t(n).toggleClass(u.COLLAPSED,!i).attr("aria-expanded",i)}},a._getTargetFromElement=function(e){var n=r.getSelectorFromElement(e);return n?t(n)[0]:null},a._jQueryInterface=function(e){return this.each(function(){var n=t(this),o=n.data(s),r=t.extend({},l,n.data(),"object"===(void 0===e?"undefined":i(e))&&e);if(!o&&r.toggle&&/show|hide/.test(e)&&(r.toggle=!1),o||(o=new a(this,r),n.data(s,o)),"string"==typeof e){if(void 0===o[e])throw new Error('No method named 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RegExp("38|40|27"),c={HIDE:"hide"+a,HIDDEN:"hidden"+a,SHOW:"show"+a,SHOWN:"shown"+a,CLICK:"click"+a,CLICK_DATA_API:"click.bs.dropdown.data-api",KEYDOWN_DATA_API:"keydown.bs.dropdown.data-api",KEYUP_DATA_API:"keyup.bs.dropdown.data-api"},u={DISABLED:"disabled",SHOW:"show",DROPUP:"dropup",MENURIGHT:"dropdown-menu-right",MENULEFT:"dropdown-menu-left"},d={DATA_TOGGLE:'[data-toggle="dropdown"]',FORM_CHILD:".dropdown form",MENU:".dropdown-menu",NAVBAR_NAV:".navbar-nav",VISIBLE_ITEMS:".dropdown-menu .dropdown-item:not(.disabled)"},f={TOP:"top-start",TOPEND:"top-end",BOTTOM:"bottom-start",BOTTOMEND:"bottom-end"},p={placement:f.BOTTOM,offset:0,flip:!0},_={placement:"string",offset:"(number|string)",flip:"boolean"},g=function(){function l(t,e){n(this,l),this._element=t,this._popper=null,this._config=this._getConfig(e),this._menu=this._getMenuElement(),this._inNavbar=this._detectNavbar(),this._addEventListeners()}return l.prototype.toggle=function(){if(!this._element.disabled&&!t(this._element).hasClass(u.DISABLED)){var e=l._getParentFromElement(this._element),n=t(this._menu).hasClass(u.SHOW);if(l._clearMenus(),!n){var i={relatedTarget:this._element},o=t.Event(c.SHOW,i);if(t(e).trigger(o),!o.isDefaultPrevented()){var r=this._element;t(e).hasClass(u.DROPUP)&&(t(this._menu).hasClass(u.MENULEFT)||t(this._menu).hasClass(u.MENURIGHT))&&(r=e),this._popper=new Popper(r,this._menu,this._getPopperConfig()),"ontouchstart"in document.documentElement&&!t(e).closest(d.NAVBAR_NAV).length&&t("body").children().on("mouseover",null,t.noop),this._element.focus(),this._element.setAttribute("aria-expanded",!0),t(this._menu).toggleClass(u.SHOW),t(e).toggleClass(u.SHOW).trigger(t.Event(c.SHOWN,i))}}}},l.prototype.dispose=function(){t.removeData(this._element,s),t(this._element).off(a),this._element=null,this._menu=null,null!==this._popper&&this._popper.destroy(),this._popper=null},l.prototype.update=function(){this._inNavbar=this._detectNavbar(),null!==this._popper&&this._popper.scheduleUpdate()},l.prototype._addEventListeners=function(){var e=this;t(this._element).on(c.CLICK,function(t){t.preventDefault(),t.stopPropagation(),e.toggle()})},l.prototype._getConfig=function(n){var i=t(this._element).data();return void 0!==i.placement&&(i.placement=f[i.placement.toUpperCase()]),n=t.extend({},this.constructor.Default,t(this._element).data(),n),r.typeCheckConfig(e,n,this.constructor.DefaultType),n},l.prototype._getMenuElement=function(){if(!this._menu){var e=l._getParentFromElement(this._element);this._menu=t(e).find(d.MENU)[0]}return this._menu},l.prototype._getPlacement=function(){var e=t(this._element).parent(),n=this._config.placement;return e.hasClass(u.DROPUP)||this._config.placement===f.TOP?(n=f.TOP,t(this._menu).hasClass(u.MENURIGHT)&&(n=f.TOPEND)):t(this._menu).hasClass(u.MENURIGHT)&&(n=f.BOTTOMEND),n},l.prototype._detectNavbar=function(){return t(this._element).closest(".navbar").length>0},l.prototype._getPopperConfig=function(){var t={placement:this._getPlacement(),modifiers:{offset:{offset:this._config.offset},flip:{enabled:this._config.flip}}};return this._inNavbar&&(t.modifiers.applyStyle={enabled:!this._inNavbar}),t},l._jQueryInterface=function(e){return this.each(function(){var n=t(this).data(s),o="object"===(void 0===e?"undefined":i(e))?e:null;if(n||(n=new l(this,o),t(this).data(s,n)),"string"==typeof e){if(void 0===n[e])throw new Error('No method named "'+e+'"');n[e]()}})},l._clearMenus=function(e){if(!e||3!==e.which&&("keyup"!==e.type||9===e.which))for(var n=t.makeArray(t(d.DATA_TOGGLE)),i=0;i<n.length;i++){var o=l._getParentFromElement(n[i]),r=t(n[i]).data(s),a={relatedTarget:n[i]};if(r){var h=r._menu;if(t(o).hasClass(u.SHOW)&&!(e&&("click"===e.type&&/input|textarea/i.test(e.target.tagName)||"keyup"===e.type&&9===e.which)&&t.contains(o,e.target))){var f=t.Event(c.HIDE,a);t(o).trigger(f),f.isDefaultPrevented()||("ontouchstart"in document.documentElement&&t("body").children().off("mouseover",null,t.noop),n[i].setAttribute("aria-expanded","false"),t(h).removeClass(u.SHOW),t(o).removeClass(u.SHOW).trigger(t.Event(c.HIDDEN,a)))}}}},l._getParentFromElement=function(e){var n=void 0,i=r.getSelectorFromElement(e);return i&&(n=t(i)[0]),n||e.parentNode},l._dataApiKeydownHandler=function(e){if(!(!h.test(e.which)||/button/i.test(e.target.tagName)&&32===e.which||/input|textarea/i.test(e.target.tagName)||(e.preventDefault(),e.stopPropagation(),this.disabled||t(this).hasClass(u.DISABLED)))){var n=l._getParentFromElement(this),i=t(n).hasClass(u.SHOW);if((i||27===e.which&&32===e.which)&&(!i||27!==e.which&&32!==e.which)){var o=t(n).find(d.VISIBLE_ITEMS).get();if(o.length){var r=o.indexOf(e.target);38===e.which&&r>0&&r--,40===e.which&&r<o.length-1&&r++,r<0&&(r=0),o[r].focus()}}else{if(27===e.which){var s=t(n).find(d.DATA_TOGGLE)[0];t(s).trigger("focus")}t(this).trigger("click")}}},o(l,null,[{key:"VERSION",get:function(){return"4.0.0-beta"}},{key:"Default",get:function(){return p}},{key:"DefaultType",get:function(){return _}}]),l}();t(document).on(c.KEYDOWN_DATA_API,d.DATA_TOGGLE,g._dataApiKeydownHandler).on(c.KEYDOWN_DATA_API,d.MENU,g._dataApiKeydownHandler).on(c.CLICK_DATA_API+" "+c.KEYUP_DATA_API,g._clearMenus).on(c.CLICK_DATA_API,d.DATA_TOGGLE,function(e){e.preventDefault(),e.stopPropagation(),g._jQueryInterface.call(t(this),"toggle")}).on(c.CLICK_DATA_API,d.FORM_CHILD,function(t){t.stopPropagation()}),t.fn[e]=g._jQueryInterface,t.fn[e].Constructor=g,t.fn[e].noConflict=function(){return t.fn[e]=l,g._jQueryInterface}}(jQuery),function(t){var e="modal",s=".bs.modal",a=t.fn[e],l={backdrop:!0,keyboard:!0,focus:!0,show:!0},h={backdrop:"(boolean|string)",keyboard:"boolean",focus:"boolean",show:"boolean"},c={HIDE:"hide.bs.modal",HIDDEN:"hidden.bs.modal",SHOW:"show.bs.modal",SHOWN:"shown.bs.modal",FOCUSIN:"focusin.bs.modal",RESIZE:"resize.bs.modal",CLICK_DISMISS:"click.dismiss.bs.modal",KEYDOWN_DISMISS:"keydown.dismiss.bs.modal",MOUSEUP_DISMISS:"mouseup.dismiss.bs.modal",MOUSEDOWN_DISMISS:"mousedown.dismiss.bs.modal",CLICK_DATA_API:"click.bs.modal.data-api"},u={SCROLLBAR_MEASURER:"modal-scrollbar-measure",BACKDROP:"modal-backdrop",OPEN:"modal-open",FADE:"fade",SHOW:"show"},d={DIALOG:".modal-dialog",DATA_TOGGLE:'[data-toggle="modal"]',DATA_DISMISS:'[data-dismiss="modal"]',FIXED_CONTENT:".fixed-top, .fixed-bottom, .is-fixed, .sticky-top",NAVBAR_TOGGLER:".navbar-toggler"},f=function(){function a(e,i){n(this,a),this._config=this._getConfig(i),this._element=e,this._dialog=t(e).find(d.DIALOG)[0],this._backdrop=null,this._isShown=!1,this._isBodyOverflowing=!1,this._ignoreBackdropClick=!1,this._originalBodyPadding=0,this._scrollbarWidth=0}return a.prototype.toggle=function(t){return this._isShown?this.hide():this.show(t)},a.prototype.show=function(e){var n=this;if(!this._isTransitioning){r.supportsTransitionEnd()&&t(this._element).hasClass(u.FADE)&&(this._isTransitioning=!0);var i=t.Event(c.SHOW,{relatedTarget:e});t(this._element).trigger(i),this._isShown||i.isDefaultPrevented()||(this._isShown=!0,this._checkScrollbar(),this._setScrollbar(),t(document.body).addClass(u.OPEN),this._setEscapeEvent(),this._setResizeEvent(),t(this._element).on(c.CLICK_DISMISS,d.DATA_DISMISS,function(t){return n.hide(t)}),t(this._dialog).on(c.MOUSEDOWN_DISMISS,function(){t(n._element).one(c.MOUSEUP_DISMISS,function(e){t(e.target).is(n._element)&&(n._ignoreBackdropClick=!0)})}),this._showBackdrop(function(){return n._showElement(e)}))}},a.prototype.hide=function(e){var n=this;if(e&&e.preventDefault(),!this._isTransitioning&&this._isShown){var i=r.supportsTransitionEnd()&&t(this._element).hasClass(u.FADE);i&&(this._isTransitioning=!0);var o=t.Event(c.HIDE);t(this._element).trigger(o),this._isShown&&!o.isDefaultPrevented()&&(this._isShown=!1,this._setEscapeEvent(),this._setResizeEvent(),t(document).off(c.FOCUSIN),t(this._element).removeClass(u.SHOW),t(this._element).off(c.CLICK_DISMISS),t(this._dialog).off(c.MOUSEDOWN_DISMISS),i?t(this._element).one(r.TRANSITION_END,function(t){return n._hideModal(t)}).emulateTransitionEnd(300):this._hideModal())}},a.prototype.dispose=function(){t.removeData(this._element,"bs.modal"),t(window,document,this._element,this._backdrop).off(s),this._config=null,this._element=null,this._dialog=null,this._backdrop=null,this._isShown=null,this._isBodyOverflowing=null,this._ignoreBackdropClick=null,this._scrollbarWidth=null},a.prototype.handleUpdate=function(){this._adjustDialog()},a.prototype._getConfig=function(n){return n=t.extend({},l,n),r.typeCheckConfig(e,n,h),n},a.prototype._showElement=function(e){var n=this,i=r.supportsTransitionEnd()&&t(this._element).hasClass(u.FADE);this._element.parentNode&&this._element.parentNode.nodeType===Node.ELEMENT_NODE||document.body.appendChild(this._element),this._element.style.display="block",this._element.removeAttribute("aria-hidden"),this._element.scrollTop=0,i&&r.reflow(this._element),t(this._element).addClass(u.SHOW),this._config.focus&&this._enforceFocus();var o=t.Event(c.SHOWN,{relatedTarget:e}),s=function(){n._config.focus&&n._element.focus(),n._isTransitioning=!1,t(n._element).trigger(o)};i?t(this._dialog).one(r.TRANSITION_END,s).emulateTransitionEnd(300):s()},a.prototype._enforceFocus=function(){var e=this;t(document).off(c.FOCUSIN).on(c.FOCUSIN,function(n){document===n.target||e._element===n.target||t(e._element).has(n.target).length||e._element.focus()})},a.prototype._setEscapeEvent=function(){var e=this;this._isShown&&this._config.keyboard?t(this._element).on(c.KEYDOWN_DISMISS,function(t){27===t.which&&(t.preventDefault(),e.hide())}):this._isShown||t(this._element).off(c.KEYDOWN_DISMISS)},a.prototype._setResizeEvent=function(){var e=this;this._isShown?t(window).on(c.RESIZE,function(t){return e.handleUpdate(t)}):t(window).off(c.RESIZE)},a.prototype._hideModal=function(){var e=this;this._element.style.display="none",this._element.setAttribute("aria-hidden",!0),this._isTransitioning=!1,this._showBackdrop(function(){t(document.body).removeClass(u.OPEN),e._resetAdjustments(),e._resetScrollbar(),t(e._element).trigger(c.HIDDEN)})},a.prototype._removeBackdrop=function(){this._backdrop&&(t(this._backdrop).remove(),this._backdrop=null)},a.prototype._showBackdrop=function(e){var n=this,i=t(this._element).hasClass(u.FADE)?u.FADE:"";if(this._isShown&&this._config.backdrop){var o=r.supportsTransitionEnd()&&i;if(this._backdrop=document.createElement("div"),this._backdrop.className=u.BACKDROP,i&&t(this._backdrop).addClass(i),t(this._backdrop).appendTo(document.body),t(this._element).on(c.CLICK_DISMISS,function(t){n._ignoreBackdropClick?n._ignoreBackdropClick=!1:t.target===t.currentTarget&&("static"===n._config.backdrop?n._element.focus():n.hide())}),o&&r.reflow(this._backdrop),t(this._backdrop).addClass(u.SHOW),!e)return;if(!o)return void e();t(this._backdrop).one(r.TRANSITION_END,e).emulateTransitionEnd(150)}else if(!this._isShown&&this._backdrop){t(this._backdrop).removeClass(u.SHOW);var s=function(){n._removeBackdrop(),e&&e()};r.supportsTransitionEnd()&&t(this._element).hasClass(u.FADE)?t(this._backdrop).one(r.TRANSITION_END,s).emulateTransitionEnd(150):s()}else e&&e()},a.prototype._adjustDialog=function(){var t=this._element.scrollHeight>document.documentElement.clientHeight;!this._isBodyOverflowing&&t&&(this._element.style.paddingLeft=this._scrollbarWidth+"px"),this._isBodyOverflowing&&!t&&(this._element.style.paddingRight=this._scrollbarWidth+"px")},a.prototype._resetAdjustments=function(){this._element.style.paddingLeft="",this._element.style.paddingRight=""},a.prototype._checkScrollbar=function(){this._isBodyOverflowing=document.body.clientWidth<window.innerWidth,this._scrollbarWidth=this._getScrollbarWidth()},a.prototype._setScrollbar=function(){var e=this;if(this._isBodyOverflowing){t(d.FIXED_CONTENT).each(function(n,i){var o=t(i)[0].style.paddingRight,r=t(i).css("padding-right");t(i).data("padding-right",o).css("padding-right",parseFloat(r)+e._scrollbarWidth+"px")}),t(d.NAVBAR_TOGGLER).each(function(n,i){var o=t(i)[0].style.marginRight,r=t(i).css("margin-right");t(i).data("margin-right",o).css("margin-right",parseFloat(r)+e._scrollbarWidth+"px")});var n=document.body.style.paddingRight,i=t("body").css("padding-right");t("body").data("padding-right",n).css("padding-right",parseFloat(i)+this._scrollbarWidth+"px")}},a.prototype._resetScrollbar=function(){t(d.FIXED_CONTENT).each(function(e,n){var i=t(n).data("padding-right");void 0!==i&&t(n).css("padding-right",i).removeData("padding-right")}),t(d.NAVBAR_TOGGLER).each(function(e,n){var i=t(n).data("margin-right");void 0!==i&&t(n).css("margin-right",i).removeData("margin-right")});var e=t("body").data("padding-right");void 0!==e&&t("body").css("padding-right",e).removeData("padding-right")},a.prototype._getScrollbarWidth=function(){var t=document.createElement("div");t.className=u.SCROLLBAR_MEASURER,document.body.appendChild(t);var e=t.getBoundingClientRect().width-t.clientWidth;return document.body.removeChild(t),e},a._jQueryInterface=function(e,n){return this.each(function(){var o=t(this).data("bs.modal"),r=t.extend({},a.Default,t(this).data(),"object"===(void 0===e?"undefined":i(e))&&e);if(o||(o=new a(this,r),t(this).data("bs.modal",o)),"string"==typeof e){if(void 0===o[e])throw new Error('No method named "'+e+'"');o[e](n)}else r.show&&o.show(n)})},o(a,null,[{key:"VERSION",get:function(){return"4.0.0-beta"}},{key:"Default",get:function(){return l}}]),a}();t(document).on(c.CLICK_DATA_API,d.DATA_TOGGLE,function(e){var n=this,i=void 0,o=r.getSelectorFromElement(this);o&&(i=t(o)[0]);var s=t(i).data("bs.modal")?"toggle":t.extend({},t(i).data(),t(this).data());"A"!==this.tagName&&"AREA"!==this.tagName||e.preventDefault();var a=t(i).one(c.SHOW,function(e){e.isDefaultPrevented()||a.one(c.HIDDEN,function(){t(n).is(":visible")&&n.focus()})});f._jQueryInterface.call(t(i),s,this)}),t.fn[e]=f._jQueryInterface,t.fn[e].Constructor=f,t.fn[e].noConflict=function(){return t.fn[e]=a,f._jQueryInterface}}(jQuery),function(t){var e="scrollspy",s=t.fn[e],a={offset:10,method:"auto",target:""},l={offset:"number",method:"string",target:"(string|element)"},h={ACTIVATE:"activate.bs.scrollspy",SCROLL:"scroll.bs.scrollspy",LOAD_DATA_API:"load.bs.scrollspy.data-api"},c={DROPDOWN_ITEM:"dropdown-item",DROPDOWN_MENU:"dropdown-menu",ACTIVE:"active"},u={DATA_SPY:'[data-spy="scroll"]',ACTIVE:".active",NAV_LIST_GROUP:".nav, .list-group",NAV_LINKS:".nav-link",LIST_ITEMS:".list-group-item",DROPDOWN:".dropdown",DROPDOWN_ITEMS:".dropdown-item",DROPDOWN_TOGGLE:".dropdown-toggle"},d={OFFSET:"offset",POSITION:"position"},f=function(){function s(e,i){var o=this;n(this,s),this._element=e,this._scrollElement="BODY"===e.tagName?window:e,this._config=this._getConfig(i),this._selector=this._config.target+" "+u.NAV_LINKS+","+this._config.target+" "+u.LIST_ITEMS+","+this._config.target+" "+u.DROPDOWN_ITEMS,this._offsets=[],this._targets=[],this._activeTarget=null,this._scrollHeight=0,t(this._scrollElement).on(h.SCROLL,function(t){return o._process(t)}),this.refresh(),this._process()}return s.prototype.refresh=function(){var e=this,n=this._scrollElement!==this._scrollElement.window?d.POSITION:d.OFFSET,i="auto"===this._config.method?n:this._config.method,o=i===d.POSITION?this._getScrollTop():0;this._offsets=[],this._targets=[],this._scrollHeight=this._getScrollHeight(),t.makeArray(t(this._selector)).map(function(e){var n=void 0,s=r.getSelectorFromElement(e);if(s&&(n=t(s)[0]),n){var a=n.getBoundingClientRect();if(a.width||a.height)return[t(n)[i]().top+o,s]}return null}).filter(function(t){return t}).sort(function(t,e){return t[0]-e[0]}).forEach(function(t){e._offsets.push(t[0]),e._targets.push(t[1])})},s.prototype.dispose=function(){t.removeData(this._element,"bs.scrollspy"),t(this._scrollElement).off(".bs.scrollspy"),this._element=null,this._scrollElement=null,this._config=null,this._selector=null,this._offsets=null,this._targets=null,this._activeTarget=null,this._scrollHeight=null},s.prototype._getConfig=function(n){if("string"!=typeof(n=t.extend({},a,n)).target){var i=t(n.target).attr("id");i||(i=r.getUID(e),t(n.target).attr("id",i)),n.target="#"+i}return r.typeCheckConfig(e,n,l),n},s.prototype._getScrollTop=function(){return this._scrollElement===window?this._scrollElement.pageYOffset:this._scrollElement.scrollTop},s.prototype._getScrollHeight=function(){return this._scrollElement.scrollHeight||Math.max(document.body.scrollHeight,document.documentElement.scrollHeight)},s.prototype._getOffsetHeight=function(){return this._scrollElement===window?window.innerHeight:this._scrollElement.getBoundingClientRect().height},s.prototype._process=function(){var t=this._getScrollTop()+this._config.offset,e=this._getScrollHeight(),n=this._config.offset+e-this._getOffsetHeight();if(this._scrollHeight!==e&&this.refresh(),t>=n){var i=this._targets[this._targets.length-1];this._activeTarget!==i&&this._activate(i)}else{if(this._activeTarget&&t<this._offsets[0]&&this._offsets[0]>0)return this._activeTarget=null,void this._clear();for(var o=this._offsets.length;o--;)this._activeTarget!==this._targets[o]&&t>=this._offsets[o]&&(void 0===this._offsets[o+1]||t<this._offsets[o+1])&&this._activate(this._targets[o])}},s.prototype._activate=function(e){this._activeTarget=e,this._clear();var n=this._selector.split(",");n=n.map(function(t){return t+'[data-target="'+e+'"],'+t+'[href="'+e+'"]'});var i=t(n.join(","));i.hasClass(c.DROPDOWN_ITEM)?(i.closest(u.DROPDOWN).find(u.DROPDOWN_TOGGLE).addClass(c.ACTIVE),i.addClass(c.ACTIVE)):(i.addClass(c.ACTIVE),i.parents(u.NAV_LIST_GROUP).prev(u.NAV_LINKS+", "+u.LIST_ITEMS).addClass(c.ACTIVE)),t(this._scrollElement).trigger(h.ACTIVATE,{relatedTarget:e})},s.prototype._clear=function(){t(this._selector).filter(u.ACTIVE).removeClass(c.ACTIVE)},s._jQueryInterface=function(e){return this.each(function(){var n=t(this).data("bs.scrollspy"),o="object"===(void 0===e?"undefined":i(e))&&e;if(n||(n=new s(this,o),t(this).data("bs.scrollspy",n)),"string"==typeof e){if(void 0===n[e])throw new Error('No method named "'+e+'"');n[e]()}})},o(s,null,[{key:"VERSION",get:function(){return"4.0.0-beta"}},{key:"Default",get:function(){return a}}]),s}();t(window).on(h.LOAD_DATA_API,function(){for(var e=t.makeArray(t(u.DATA_SPY)),n=e.length;n--;){var i=t(e[n]);f._jQueryInterface.call(i,i.data())}}),t.fn[e]=f._jQueryInterface,t.fn[e].Constructor=f,t.fn[e].noConflict=function(){return t.fn[e]=s,f._jQueryInterface}}(jQuery),function(t){var e=t.fn.tab,i={HIDE:"hide.bs.tab",HIDDEN:"hidden.bs.tab",SHOW:"show.bs.tab",SHOWN:"shown.bs.tab",CLICK_DATA_API:"click.bs.tab.data-api"},s={DROPDOWN_MENU:"dropdown-menu",ACTIVE:"active",DISABLED:"disabled",FADE:"fade",SHOW:"show"},a={DROPDOWN:".dropdown",NAV_LIST_GROUP:".nav, .list-group",ACTIVE:".active",DATA_TOGGLE:'[data-toggle="tab"], [data-toggle="pill"], [data-toggle="list"]',DROPDOWN_TOGGLE:".dropdown-toggle",DROPDOWN_ACTIVE_CHILD:"> .dropdown-menu .active"},l=function(){function e(t){n(this,e),this._element=t}return e.prototype.show=function(){var e=this;if(!(this._element.parentNode&&this._element.parentNode.nodeType===Node.ELEMENT_NODE&&t(this._element).hasClass(s.ACTIVE)||t(this._element).hasClass(s.DISABLED))){var n=void 0,o=void 0,l=t(this._element).closest(a.NAV_LIST_GROUP)[0],h=r.getSelectorFromElement(this._element);l&&(o=t.makeArray(t(l).find(a.ACTIVE)),o=o[o.length-1]);var c=t.Event(i.HIDE,{relatedTarget:this._element}),u=t.Event(i.SHOW,{relatedTarget:o});if(o&&t(o).trigger(c),t(this._element).trigger(u),!u.isDefaultPrevented()&&!c.isDefaultPrevented()){h&&(n=t(h)[0]),this._activate(this._element,l);var d=function(){var n=t.Event(i.HIDDEN,{relatedTarget:e._element}),r=t.Event(i.SHOWN,{relatedTarget:o});t(o).trigger(n),t(e._element).trigger(r)};n?this._activate(n,n.parentNode,d):d()}}},e.prototype.dispose=function(){t.removeData(this._element,"bs.tab"),this._element=null},e.prototype._activate=function(e,n,i){var o=this,l=t(n).find(a.ACTIVE)[0],h=i&&r.supportsTransitionEnd()&&l&&t(l).hasClass(s.FADE),c=function(){return o._transitionComplete(e,l,h,i)};l&&h?t(l).one(r.TRANSITION_END,c).emulateTransitionEnd(150):c(),l&&t(l).removeClass(s.SHOW)},e.prototype._transitionComplete=function(e,n,i,o){if(n){t(n).removeClass(s.ACTIVE);var l=t(n.parentNode).find(a.DROPDOWN_ACTIVE_CHILD)[0];l&&t(l).removeClass(s.ACTIVE),n.setAttribute("aria-expanded",!1)}if(t(e).addClass(s.ACTIVE),e.setAttribute("aria-expanded",!0),i?(r.reflow(e),t(e).addClass(s.SHOW)):t(e).removeClass(s.FADE),e.parentNode&&t(e.parentNode).hasClass(s.DROPDOWN_MENU)){var h=t(e).closest(a.DROPDOWN)[0];h&&t(h).find(a.DROPDOWN_TOGGLE).addClass(s.ACTIVE),e.setAttribute("aria-expanded",!0)}o&&o()},e._jQueryInterface=function(n){return this.each(function(){var i=t(this),o=i.data("bs.tab");if(o||(o=new e(this),i.data("bs.tab",o)),"string"==typeof n){if(void 0===o[n])throw new Error('No method named "'+n+'"');o[n]()}})},o(e,null,[{key:"VERSION",get:function(){return"4.0.0-beta"}}]),e}();t(document).on(i.CLICK_DATA_API,a.DATA_TOGGLE,function(e){e.preventDefault(),l._jQueryInterface.call(t(this),"show")}),t.fn.tab=l._jQueryInterface,t.fn.tab.Constructor=l,t.fn.tab.noConflict=function(){return t.fn.tab=e,l._jQueryInterface}}(jQuery),function(t){if("undefined"==typeof Popper)throw new Error("Bootstrap tooltips require Popper.js (https://popper.js.org)");var e="tooltip",s=".bs.tooltip",a=t.fn[e],l=new RegExp("(^|\\s)bs-tooltip\\S+","g"),h={animation:"boolean",template:"string",title:"(string|element|function)",trigger:"string",delay:"(number|object)",html:"boolean",selector:"(string|boolean)",placement:"(string|function)",offset:"(number|string)",container:"(string|element|boolean)",fallbackPlacement:"(string|array)"},c={AUTO:"auto",TOP:"top",RIGHT:"right",BOTTOM:"bottom",LEFT:"left"},u={animation:!0,template:'<div class="tooltip" role="tooltip"><div class="arrow"></div><div class="tooltip-inner"></div></div>',trigger:"hover focus",title:"",delay:0,html:!1,selector:!1,placement:"top",offset:0,container:!1,fallbackPlacement:"flip"},d={SHOW:"show",OUT:"out"},f={HIDE:"hide"+s,HIDDEN:"hidden"+s,SHOW:"show"+s,SHOWN:"shown"+s,INSERTED:"inserted"+s,CLICK:"click"+s,FOCUSIN:"focusin"+s,FOCUSOUT:"focusout"+s,MOUSEENTER:"mouseenter"+s,MOUSELEAVE:"mouseleave"+s},p={FADE:"fade",SHOW:"show"},_={TOOLTIP:".tooltip",TOOLTIP_INNER:".tooltip-inner",ARROW:".arrow"},g={HOVER:"hover",FOCUS:"focus",CLICK:"click",MANUAL:"manual"},m=function(){function a(t,e){n(this,a),this._isEnabled=!0,this._timeout=0,this._hoverState="",this._activeTrigger={},this._popper=null,this.element=t,this.config=this._getConfig(e),this.tip=null,this._setListeners()}return a.prototype.enable=function(){this._isEnabled=!0},a.prototype.disable=function(){this._isEnabled=!1},a.prototype.toggleEnabled=function(){this._isEnabled=!this._isEnabled},a.prototype.toggle=function(e){if(e){var n=this.constructor.DATA_KEY,i=t(e.currentTarget).data(n);i||(i=new this.constructor(e.currentTarget,this._getDelegateConfig()),t(e.currentTarget).data(n,i)),i._activeTrigger.click=!i._activeTrigger.click,i._isWithActiveTrigger()?i._enter(null,i):i._leave(null,i)}else{if(t(this.getTipElement()).hasClass(p.SHOW))return void this._leave(null,this);this._enter(null,this)}},a.prototype.dispose=function(){clearTimeout(this._timeout),t.removeData(this.element,this.constructor.DATA_KEY),t(this.element).off(this.constructor.EVENT_KEY),t(this.element).closest(".modal").off("hide.bs.modal"),this.tip&&t(this.tip).remove(),this._isEnabled=null,this._timeout=null,this._hoverState=null,this._activeTrigger=null,null!==this._popper&&this._popper.destroy(),this._popper=null,this.element=null,this.config=null,this.tip=null},a.prototype.show=function(){var e=this;if("none"===t(this.element).css("display"))throw new Error("Please use show on visible elements");var n=t.Event(this.constructor.Event.SHOW);if(this.isWithContent()&&this._isEnabled){t(this.element).trigger(n);var i=t.contains(this.element.ownerDocument.documentElement,this.element);if(n.isDefaultPrevented()||!i)return;var o=this.getTipElement(),s=r.getUID(this.constructor.NAME);o.setAttribute("id",s),this.element.setAttribute("aria-describedby",s),this.setContent(),this.config.animation&&t(o).addClass(p.FADE);var l="function"==typeof this.config.placement?this.config.placement.call(this,o,this.element):this.config.placement,h=this._getAttachment(l);this.addAttachmentClass(h);var c=!1===this.config.container?document.body:t(this.config.container);t(o).data(this.constructor.DATA_KEY,this),t.contains(this.element.ownerDocument.documentElement,this.tip)||t(o).appendTo(c),t(this.element).trigger(this.constructor.Event.INSERTED),this._popper=new Popper(this.element,o,{placement:h,modifiers:{offset:{offset:this.config.offset},flip:{behavior:this.config.fallbackPlacement},arrow:{element:_.ARROW}},onCreate:function(t){t.originalPlacement!==t.placement&&e._handlePopperPlacementChange(t)},onUpdate:function(t){e._handlePopperPlacementChange(t)}}),t(o).addClass(p.SHOW),"ontouchstart"in document.documentElement&&t("body").children().on("mouseover",null,t.noop);var u=function(){e.config.animation&&e._fixTransition();var n=e._hoverState;e._hoverState=null,t(e.element).trigger(e.constructor.Event.SHOWN),n===d.OUT&&e._leave(null,e)};r.supportsTransitionEnd()&&t(this.tip).hasClass(p.FADE)?t(this.tip).one(r.TRANSITION_END,u).emulateTransitionEnd(a._TRANSITION_DURATION):u()}},a.prototype.hide=function(e){var n=this,i=this.getTipElement(),o=t.Event(this.constructor.Event.HIDE),s=function(){n._hoverState!==d.SHOW&&i.parentNode&&i.parentNode.removeChild(i),n._cleanTipClass(),n.element.removeAttribute("aria-describedby"),t(n.element).trigger(n.constructor.Event.HIDDEN),null!==n._popper&&n._popper.destroy(),e&&e()};t(this.element).trigger(o),o.isDefaultPrevented()||(t(i).removeClass(p.SHOW),"ontouchstart"in document.documentElement&&t("body").children().off("mouseover",null,t.noop),this._activeTrigger[g.CLICK]=!1,this._activeTrigger[g.FOCUS]=!1,this._activeTrigger[g.HOVER]=!1,r.supportsTransitionEnd()&&t(this.tip).hasClass(p.FADE)?t(i).one(r.TRANSITION_END,s).emulateTransitionEnd(150):s(),this._hoverState="")},a.prototype.update=function(){null!==this._popper&&this._popper.scheduleUpdate()},a.prototype.isWithContent=function(){return Boolean(this.getTitle())},a.prototype.addAttachmentClass=function(e){t(this.getTipElement()).addClass("bs-tooltip-"+e)},a.prototype.getTipElement=function(){return this.tip=this.tip||t(this.config.template)[0]},a.prototype.setContent=function(){var e=t(this.getTipElement());this.setElementContent(e.find(_.TOOLTIP_INNER),this.getTitle()),e.removeClass(p.FADE+" "+p.SHOW)},a.prototype.setElementContent=function(e,n){var o=this.config.html;"object"===(void 0===n?"undefined":i(n))&&(n.nodeType||n.jquery)?o?t(n).parent().is(e)||e.empty().append(n):e.text(t(n).text()):e[o?"html":"text"](n)},a.prototype.getTitle=function(){var t=this.element.getAttribute("data-original-title");return t||(t="function"==typeof this.config.title?this.config.title.call(this.element):this.config.title),t},a.prototype._getAttachment=function(t){return c[t.toUpperCase()]},a.prototype._setListeners=function(){var e=this;this.config.trigger.split(" ").forEach(function(n){if("click"===n)t(e.element).on(e.constructor.Event.CLICK,e.config.selector,function(t){return e.toggle(t)});else if(n!==g.MANUAL){var i=n===g.HOVER?e.constructor.Event.MOUSEENTER:e.constructor.Event.FOCUSIN,o=n===g.HOVER?e.constructor.Event.MOUSELEAVE:e.constructor.Event.FOCUSOUT;t(e.element).on(i,e.config.selector,function(t){return e._enter(t)}).on(o,e.config.selector,function(t){return e._leave(t)})}t(e.element).closest(".modal").on("hide.bs.modal",function(){return e.hide()})}),this.config.selector?this.config=t.extend({},this.config,{trigger:"manual",selector:""}):this._fixTitle()},a.prototype._fixTitle=function(){var t=i(this.element.getAttribute("data-original-title"));(this.element.getAttribute("title")||"string"!==t)&&(this.element.setAttribute("data-original-title",this.element.getAttribute("title")||""),this.element.setAttribute("title",""))},a.prototype._enter=function(e,n){var i=this.constructor.DATA_KEY;(n=n||t(e.currentTarget).data(i))||(n=new this.constructor(e.currentTarget,this._getDelegateConfig()),t(e.currentTarget).data(i,n)),e&&(n._activeTrigger["focusin"===e.type?g.FOCUS:g.HOVER]=!0),t(n.getTipElement()).hasClass(p.SHOW)||n._hoverState===d.SHOW?n._hoverState=d.SHOW:(clearTimeout(n._timeout),n._hoverState=d.SHOW,n.config.delay&&n.config.delay.show?n._timeout=setTimeout(function(){n._hoverState===d.SHOW&&n.show()},n.config.delay.show):n.show())},a.prototype._leave=function(e,n){var i=this.constructor.DATA_KEY;(n=n||t(e.currentTarget).data(i))||(n=new this.constructor(e.currentTarget,this._getDelegateConfig()),t(e.currentTarget).data(i,n)),e&&(n._activeTrigger["focusout"===e.type?g.FOCUS:g.HOVER]=!1),n._isWithActiveTrigger()||(clearTimeout(n._timeout),n._hoverState=d.OUT,n.config.delay&&n.config.delay.hide?n._timeout=setTimeout(function(){n._hoverState===d.OUT&&n.hide()},n.config.delay.hide):n.hide())},a.prototype._isWithActiveTrigger=function(){for(var t in this._activeTrigger)if(this._activeTrigger[t])return!0;return!1},a.prototype._getConfig=function(n){return(n=t.extend({},this.constructor.Default,t(this.element).data(),n)).delay&&"number"==typeof n.delay&&(n.delay={show:n.delay,hide:n.delay}),n.title&&"number"==typeof n.title&&(n.title=n.title.toString()),n.content&&"number"==typeof n.content&&(n.content=n.content.toString()),r.typeCheckConfig(e,n,this.constructor.DefaultType),n},a.prototype._getDelegateConfig=function(){var t={};if(this.config)for(var e in this.config)this.constructor.Default[e]!==this.config[e]&&(t[e]=this.config[e]);return t},a.prototype._cleanTipClass=function(){var e=t(this.getTipElement()),n=e.attr("class").match(l);null!==n&&n.length>0&&e.removeClass(n.join(""))},a.prototype._handlePopperPlacementChange=function(t){this._cleanTipClass(),this.addAttachmentClass(this._getAttachment(t.placement))},a.prototype._fixTransition=function(){var e=this.getTipElement(),n=this.config.animation;null===e.getAttribute("x-placement")&&(t(e).removeClass(p.FADE),this.config.animation=!1,this.hide(),this.show(),this.config.animation=n)},a._jQueryInterface=function(e){return this.each(function(){var n=t(this).data("bs.tooltip"),o="object"===(void 0===e?"undefined":i(e))&&e;if((n||!/dispose|hide/.test(e))&&(n||(n=new a(this,o),t(this).data("bs.tooltip",n)),"string"==typeof e)){if(void 0===n[e])throw new Error('No method named "'+e+'"');n[e]()}})},o(a,null,[{key:"VERSION",get:function(){return"4.0.0-beta"}},{key:"Default",get:function(){return u}},{key:"NAME",get:function(){return e}},{key:"DATA_KEY",get:function(){return"bs.tooltip"}},{key:"Event",get:function(){return f}},{key:"EVENT_KEY",get:function(){return s}},{key:"DefaultType",get:function(){return h}}]),a}();return t.fn[e]=m._jQueryInterface,t.fn[e].Constructor=m,t.fn[e].noConflict=function(){return t.fn[e]=a,m._jQueryInterface},m}(jQuery));!function(r){var a="popover",l=".bs.popover",h=r.fn[a],c=new RegExp("(^|\\s)bs-popover\\S+","g"),u=r.extend({},s.Default,{placement:"right",trigger:"click",content:"",template:'<div class="popover" role="tooltip"><div class="arrow"></div><h3 class="popover-header"></h3><div class="popover-body"></div></div>'}),d=r.extend({},s.DefaultType,{content:"(string|element|function)"}),f={FADE:"fade",SHOW:"show"},p={TITLE:".popover-header",CONTENT:".popover-body"},_={HIDE:"hide"+l,HIDDEN:"hidden"+l,SHOW:"show"+l,SHOWN:"shown"+l,INSERTED:"inserted"+l,CLICK:"click"+l,FOCUSIN:"focusin"+l,FOCUSOUT:"focusout"+l,MOUSEENTER:"mouseenter"+l,MOUSELEAVE:"mouseleave"+l},g=function(s){function h(){return n(this,h),t(this,s.apply(this,arguments))}return e(h,s),h.prototype.isWithContent=function(){return this.getTitle()||this._getContent()},h.prototype.addAttachmentClass=function(t){r(this.getTipElement()).addClass("bs-popover-"+t)},h.prototype.getTipElement=function(){return this.tip=this.tip||r(this.config.template)[0]},h.prototype.setContent=function(){var t=r(this.getTipElement());this.setElementContent(t.find(p.TITLE),this.getTitle()),this.setElementContent(t.find(p.CONTENT),this._getContent()),t.removeClass(f.FADE+" "+f.SHOW)},h.prototype._getContent=function(){return this.element.getAttribute("data-content")||("function"==typeof this.config.content?this.config.content.call(this.element):this.config.content)},h.prototype._cleanTipClass=function(){var t=r(this.getTipElement()),e=t.attr("class").match(c);null!==e&&e.length>0&&t.removeClass(e.join(""))},h._jQueryInterface=function(t){return this.each(function(){var e=r(this).data("bs.popover"),n="object"===(void 0===t?"undefined":i(t))?t:null;if((e||!/destroy|hide/.test(t))&&(e||(e=new h(this,n),r(this).data("bs.popover",e)),"string"==typeof t)){if(void 0===e[t])throw new Error('No method named "'+t+'"');e[t]()}})},o(h,null,[{key:"VERSION",get:function(){return"4.0.0-beta"}},{key:"Default",get:function(){return u}},{key:"NAME",get:function(){return a}},{key:"DATA_KEY",get:function(){return"bs.popover"}},{key:"Event",get:function(){return _}},{key:"EVENT_KEY",get:function(){return l}},{key:"DefaultType",get:function(){return d}}]),h}(s);r.fn[a]=g._jQueryInterface,r.fn[a].Constructor=g,r.fn[a].noConflict=function(){return r.fn[a]=h,g._jQueryInterface}}(jQuery)}();
\ No newline at end of file
diff --git a/src/js/core.js b/src/js/core.js
index 0e95274..ddc00a9 100644
--- a/src/js/core.js
+++ b/src/js/core.js
@@ -1,7 +1,3 @@
-/* global Symbol */
-// Defining this global in .eslintrc.json would create a danger of using the global
-// unguarded in another place, it seems safer to define global only for this module
-
 define( [
 	"./var/arr",
 	"./var/document",
@@ -24,7 +20,7 @@ define( [
 "use strict";
 
 var
-	version = "3.2.1",
+	version = "3.0.0",
 
 	// Define a local copy of jQuery
 	jQuery = function( selector, context ) {
@@ -64,14 +60,13 @@ jQuery.fn = jQuery.prototype = {
 	// Get the Nth element in the matched element set OR
 	// Get the whole matched element set as a clean array
 	get: function( num ) {
+		return num != null ?
 
-		// Return all the elements in a clean array
-		if ( num == null ) {
-			return slice.call( this );
-		}
+			// Return just the one element from the set
+			( num < 0 ? this[ num + this.length ] : this[ num ] ) :
 
-		// Return just the one element from the set
-		return num < 0 ? this[ num + this.length ] : this[ num ];
+			// Return all the elements in a clean array
+			slice.call( this );
 	},
 
 	// Take an array of elements and push it onto the stack
@@ -172,11 +167,11 @@ jQuery.extend = jQuery.fn.extend = function() {
 
 				// Recurse if we're merging plain objects or arrays
 				if ( deep && copy && ( jQuery.isPlainObject( copy ) ||
-					( copyIsArray = Array.isArray( copy ) ) ) ) {
+					( copyIsArray = jQuery.isArray( copy ) ) ) ) {
 
 					if ( copyIsArray ) {
 						copyIsArray = false;
-						clone = src && Array.isArray( src ) ? src : [];
+						clone = src && jQuery.isArray( src ) ? src : [];
 
 					} else {
 						clone = src && jQuery.isPlainObject( src ) ? src : {};
@@ -215,6 +210,8 @@ jQuery.extend( {
 		return jQuery.type( obj ) === "function";
 	},
 
+	isArray: Array.isArray,
+
 	isWindow: function( obj ) {
 		return obj != null && obj === obj.window;
 	},
@@ -255,11 +252,7 @@ jQuery.extend( {
 	},
 
 	isEmptyObject: function( obj ) {
-
-		/* eslint-disable no-unused-vars */
-		// See https://github.com/eslint/eslint/issues/6125
 		var name;
-
 		for ( name in obj ) {
 			return false;
 		}
@@ -289,6 +282,10 @@ jQuery.extend( {
 		return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase );
 	},
 
+	nodeName: function( elem, name ) {
+		return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();
+	},
+
 	each: function( obj, callback ) {
 		var length, i = 0;
 
@@ -445,9 +442,15 @@ jQuery.extend( {
 	support: support
 } );
 
+// JSHint would error on this code due to the Symbol not being defined in ES5.
+// Defining this global in .jshintrc would create a danger of using the global
+// unguarded in another place, it seems safer to just disable JSHint for these
+// three lines.
+/* jshint ignore: start */
 if ( typeof Symbol === "function" ) {
 	jQuery.fn[ Symbol.iterator ] = arr[ Symbol.iterator ];
 }
+/* jshint ignore: end */
 
 // Populate the class2type map
 jQuery.each( "Boolean Number String Function Array Date RegExp Object Error Symbol".split( " " ),
diff --git a/src/js/jquery.js b/src/js/jquery.js
index d2d8ca4..aad916a 100644
--- a/src/js/jquery.js
+++ b/src/js/jquery.js
@@ -1,15 +1,15 @@
 /*!
- * jQuery JavaScript Library v3.2.1
+ * jQuery JavaScript Library v3.0.0
  * https://jquery.com/
  *
  * Includes Sizzle.js
  * https://sizzlejs.com/
  *
- * Copyright JS Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license
  * https://jquery.org/license
  *
- * Date: 2017-03-20T18:59Z
+ * Date: 2016-06-09T18:02Z
  */
 ( function( global, factory ) {
 
@@ -37,7 +37,7 @@
 	}
 
 // Pass this if window is not defined yet
-} )( typeof window !== "undefined" ? window : this, function( window, noGlobal ) {
+}( typeof window !== "undefined" ? window : this, function( window, noGlobal ) {
 
 // Edge <= 12 - 13+, Firefox <=18 - 45+, IE 10 - 11, Safari 5.1 - 9+, iOS 6 - 9.1
 // throw exceptions when non-strict code (e.g., ASP.NET 4.5) accesses strict mode
@@ -81,14 +81,10 @@ var support = {};
 		script.text = code;
 		doc.head.appendChild( script ).parentNode.removeChild( script );
 	}
-/* global Symbol */
-// Defining this global in .eslintrc.json would create a danger of using the global
-// unguarded in another place, it seems safer to define global only for this module
-
 
 
 var
-	version = "3.2.1",
+	version = "3.0.0",
 
 	// Define a local copy of jQuery
 	jQuery = function( selector, context ) {
@@ -128,14 +124,13 @@ jQuery.fn = jQuery.prototype = {
 	// Get the Nth element in the matched element set OR
 	// Get the whole matched element set as a clean array
 	get: function( num ) {
+		return num != null ?
 
-		// Return all the elements in a clean array
-		if ( num == null ) {
-			return slice.call( this );
-		}
+			// Return just the one element from the set
+			( num < 0 ? this[ num + this.length ] : this[ num ] ) :
 
-		// Return just the one element from the set
-		return num < 0 ? this[ num + this.length ] : this[ num ];
+			// Return all the elements in a clean array
+			slice.call( this );
 	},
 
 	// Take an array of elements and push it onto the stack
@@ -236,11 +231,11 @@ jQuery.extend = jQuery.fn.extend = function() {
 
 				// Recurse if we're merging plain objects or arrays
 				if ( deep && copy && ( jQuery.isPlainObject( copy ) ||
-					( copyIsArray = Array.isArray( copy ) ) ) ) {
+					( copyIsArray = jQuery.isArray( copy ) ) ) ) {
 
 					if ( copyIsArray ) {
 						copyIsArray = false;
-						clone = src && Array.isArray( src ) ? src : [];
+						clone = src && jQuery.isArray( src ) ? src : [];
 
 					} else {
 						clone = src && jQuery.isPlainObject( src ) ? src : {};
@@ -279,6 +274,8 @@ jQuery.extend( {
 		return jQuery.type( obj ) === "function";
 	},
 
+	isArray: Array.isArray,
+
 	isWindow: function( obj ) {
 		return obj != null && obj === obj.window;
 	},
@@ -319,11 +316,7 @@ jQuery.extend( {
 	},
 
 	isEmptyObject: function( obj ) {
-
-		/* eslint-disable no-unused-vars */
-		// See https://github.com/eslint/eslint/issues/6125
 		var name;
-
 		for ( name in obj ) {
 			return false;
 		}
@@ -353,6 +346,10 @@ jQuery.extend( {
 		return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase );
 	},
 
+	nodeName: function( elem, name ) {
+		return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();
+	},
+
 	each: function( obj, callback ) {
 		var length, i = 0;
 
@@ -509,9 +506,15 @@ jQuery.extend( {
 	support: support
 } );
 
+// JSHint would error on this code due to the Symbol not being defined in ES5.
+// Defining this global in .jshintrc would create a danger of using the global
+// unguarded in another place, it seems safer to just disable JSHint for these
+// three lines.
+/* jshint ignore: start */
 if ( typeof Symbol === "function" ) {
 	jQuery.fn[ Symbol.iterator ] = arr[ Symbol.iterator ];
 }
+/* jshint ignore: end */
 
 // Populate the class2type map
 jQuery.each( "Boolean Number String Function Array Date RegExp Object Error Symbol".split( " " ),
@@ -537,14 +540,14 @@ function isArrayLike( obj ) {
 }
 var Sizzle =
 /*!
- * Sizzle CSS Selector Engine v2.3.3
+ * Sizzle CSS Selector Engine v2.3.0
  * https://sizzlejs.com/
  *
  * Copyright jQuery Foundation and other contributors
  * Released under the MIT license
  * http://jquery.org/license
  *
- * Date: 2016-08-08
+ * Date: 2016-01-04
  */
 (function( window ) {
 
@@ -690,7 +693,7 @@ var i,
 
 	// CSS string/identifier serialization
 	// https://drafts.csswg.org/cssom/#common-serializing-idioms
-	rcssescape = /([\0-\x1f\x7f]|^-?\d)|^-$|[^\0-\x1f\x7f-\uFFFF\w-]/g,
+	rcssescape = /([\0-\x1f\x7f]|^-?\d)|^-$|[^\x80-\uFFFF\w-]/g,
 	fcssescape = function( ch, asCodePoint ) {
 		if ( asCodePoint ) {
 
@@ -717,7 +720,7 @@ var i,
 
 	disabledAncestor = addCombinator(
 		function( elem ) {
-			return elem.disabled === true && ("form" in elem || "label" in elem);
+			return elem.disabled === true;
 		},
 		{ dir: "parentNode", next: "legend" }
 	);
@@ -1003,54 +1006,26 @@ function createButtonPseudo( type ) {
  * @param {Boolean} disabled true for :disabled; false for :enabled
  */
 function createDisabledPseudo( disabled ) {
-
-	// Known :disabled false positives: fieldset[disabled] > legend:nth-of-type(n+2) :can-disable
+	// Known :disabled false positives:
+	// IE: *[disabled]:not(button, input, select, textarea, optgroup, option, menuitem, fieldset)
+	// not IE: fieldset[disabled] > legend:nth-of-type(n+2) :can-disable
 	return function( elem ) {
 
-		// Only certain elements can match :enabled or :disabled
-		// https://html.spec.whatwg.org/multipage/scripting.html#selector-enabled
-		// https://html.spec.whatwg.org/multipage/scripting.html#selector-disabled
-		if ( "form" in elem ) {
+		// Check form elements and option elements for explicit disabling
+		return "label" in elem && elem.disabled === disabled ||
+			"form" in elem && elem.disabled === disabled ||
 
-			// Check for inherited disabledness on relevant non-disabled elements:
-			// * listed form-associated elements in a disabled fieldset
-			//   https://html.spec.whatwg.org/multipage/forms.html#category-listed
-			//   https://html.spec.whatwg.org/multipage/forms.html#concept-fe-disabled
-			// * option elements in a disabled optgroup
-			//   https://html.spec.whatwg.org/multipage/forms.html#concept-option-disabled
-			// All such elements have a "form" property.
-			if ( elem.parentNode && elem.disabled === false ) {
+			// Check non-disabled form elements for fieldset[disabled] ancestors
+			"form" in elem && elem.disabled === false && (
+				// Support: IE6-11+
+				// Ancestry is covered for us
+				elem.isDisabled === disabled ||
 
-				// Option elements defer to a parent optgroup if present
-				if ( "label" in elem ) {
-					if ( "label" in elem.parentNode ) {
-						return elem.parentNode.disabled === disabled;
-					} else {
-						return elem.disabled === disabled;
-					}
-				}
-
-				// Support: IE 6 - 11
-				// Use the isDisabled shortcut property to check for disabled fieldset ancestors
-				return elem.isDisabled === disabled ||
-
-					// Where there is no isDisabled, check manually
-					/* jshint -W018 */
-					elem.isDisabled !== !disabled &&
-						disabledAncestor( elem ) === disabled;
-			}
-
-			return elem.disabled === disabled;
-
-		// Try to winnow out elements that can't be disabled before trusting the disabled property.
-		// Some victims get caught in our net (label, legend, menu, track), but it shouldn't
-		// even exist on them, let alone have a boolean value.
-		} else if ( "label" in elem ) {
-			return elem.disabled === disabled;
-		}
-
-		// Remaining elements are neither :enabled nor :disabled
-		return false;
+				// Otherwise, assume any non-<option> under fieldset[disabled] is disabled
+				/* jshint -W018 */
+				elem.isDisabled !== !disabled &&
+					("label" in elem || !disabledAncestor( elem )) !== disabled
+			);
 	};
 }
 
@@ -1166,21 +1141,25 @@ setDocument = Sizzle.setDocument = function( node ) {
 		return !document.getElementsByName || !document.getElementsByName( expando ).length;
 	});
 
-	// ID filter and find
+	// ID find and filter
 	if ( support.getById ) {
+		Expr.find["ID"] = function( id, context ) {
+			if ( typeof context.getElementById !== "undefined" && documentIsHTML ) {
+				var m = context.getElementById( id );
+				return m ? [ m ] : [];
+			}
+		};
 		Expr.filter["ID"] = function( id ) {
 			var attrId = id.replace( runescape, funescape );
 			return function( elem ) {
 				return elem.getAttribute("id") === attrId;
 			};
 		};
-		Expr.find["ID"] = function( id, context ) {
-			if ( typeof context.getElementById !== "undefined" && documentIsHTML ) {
-				var elem = context.getElementById( id );
-				return elem ? [ elem ] : [];
-			}
-		};
 	} else {
+		// Support: IE6/7
+		// getElementById is not reliable as a find shortcut
+		delete Expr.find["ID"];
+
 		Expr.filter["ID"] =  function( id ) {
 			var attrId = id.replace( runescape, funescape );
 			return function( elem ) {
@@ -1189,36 +1168,6 @@ setDocument = Sizzle.setDocument = function( node ) {
 				return node && node.value === attrId;
 			};
 		};
-
-		// Support: IE 6 - 7 only
-		// getElementById is not reliable as a find shortcut
-		Expr.find["ID"] = function( id, context ) {
-			if ( typeof context.getElementById !== "undefined" && documentIsHTML ) {
-				var node, i, elems,
-					elem = context.getElementById( id );
-
-				if ( elem ) {
-
-					// Verify the id attribute
-					node = elem.getAttributeNode("id");
-					if ( node && node.value === id ) {
-						return [ elem ];
-					}
-
-					// Fall back on getElementsByName
-					elems = context.getElementsByName( id );
-					i = 0;
-					while ( (elem = elems[i++]) ) {
-						node = elem.getAttributeNode("id");
-						if ( node && node.value === id ) {
-							return [ elem ];
-						}
-					}
-				}
-
-				return [];
-			}
-		};
 	}
 
 	// Tag
@@ -2259,7 +2208,6 @@ function addCombinator( matcher, combinator, base ) {
 					return matcher( elem, context, xml );
 				}
 			}
-			return false;
 		} :
 
 		// Check against all ancestor/preceding elements
@@ -2304,7 +2252,6 @@ function addCombinator( matcher, combinator, base ) {
 					}
 				}
 			}
-			return false;
 		};
 }
 
@@ -2667,7 +2614,8 @@ select = Sizzle.select = function( selector, context, results, seed ) {
 		// Reduce context if the leading compound selector is an ID
 		tokens = match[0] = match[0].slice( 0 );
 		if ( tokens.length > 2 && (token = tokens[0]).type === "ID" &&
-				context.nodeType === 9 && documentIsHTML && Expr.relative[ tokens[1].type ] ) {
+				support.getById && context.nodeType === 9 && documentIsHTML &&
+				Expr.relative[ tokens[1].type ] ) {
 
 			context = ( Expr.find["ID"]( token.matches[0].replace(runescape, funescape), context ) || [] )[0];
 			if ( !context ) {
@@ -2805,7 +2753,6 @@ jQuery.escapeSelector = Sizzle.escape;
 
 
 
-
 var dir = function( elem, dir, until ) {
 	var matched = [],
 		truncate = until !== undefined;
@@ -2837,13 +2784,6 @@ var siblings = function( n, elem ) {
 
 var rneedsContext = jQuery.expr.match.needsContext;
 
-
-
-function nodeName( elem, name ) {
-
-  return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();
-
-};
 var rsingleTag = ( /^<([a-z][^\/\0>:\x20\t\r\n\f]*)[\x20\t\r\n\f]*\/?>(?:<\/\1>|)$/i );
 
 
@@ -2854,31 +2794,27 @@ var risSimple = /^.[^:#\[\.,]*$/;
 function winnow( elements, qualifier, not ) {
 	if ( jQuery.isFunction( qualifier ) ) {
 		return jQuery.grep( elements, function( elem, i ) {
+			/* jshint -W018 */
 			return !!qualifier.call( elem, i, elem ) !== not;
 		} );
+
 	}
 
-	// Single element
 	if ( qualifier.nodeType ) {
 		return jQuery.grep( elements, function( elem ) {
 			return ( elem === qualifier ) !== not;
 		} );
+
 	}
 
-	// Arraylike of elements (jQuery, arguments, Array)
-	if ( typeof qualifier !== "string" ) {
-		return jQuery.grep( elements, function( elem ) {
-			return ( indexOf.call( qualifier, elem ) > -1 ) !== not;
-		} );
+	if ( typeof qualifier === "string" ) {
+		if ( risSimple.test( qualifier ) ) {
+			return jQuery.filter( qualifier, elements, not );
+		}
+
+		qualifier = jQuery.filter( qualifier, elements );
 	}
 
-	// Simple selector that can be filtered directly, removing non-Elements
-	if ( risSimple.test( qualifier ) ) {
-		return jQuery.filter( qualifier, elements, not );
-	}
-
-	// Complex selector, compare the two sets, removing non-Elements
-	qualifier = jQuery.filter( qualifier, elements );
 	return jQuery.grep( elements, function( elem ) {
 		return ( indexOf.call( qualifier, elem ) > -1 ) !== not && elem.nodeType === 1;
 	} );
@@ -2891,13 +2827,11 @@ jQuery.filter = function( expr, elems, not ) {
 		expr = ":not(" + expr + ")";
 	}
 
-	if ( elems.length === 1 && elem.nodeType === 1 ) {
-		return jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [];
-	}
-
-	return jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) {
-		return elem.nodeType === 1;
-	} ) );
+	return elems.length === 1 && elem.nodeType === 1 ?
+		jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [] :
+		jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) {
+			return elem.nodeType === 1;
+		} ) );
 };
 
 jQuery.fn.extend( {
@@ -3195,18 +3129,7 @@ jQuery.each( {
 		return siblings( elem.firstChild );
 	},
 	contents: function( elem ) {
-        if ( nodeName( elem, "iframe" ) ) {
-            return elem.contentDocument;
-        }
-
-        // Support: IE 9 - 11 only, iOS 7 only, Android Browser <=4.3 only
-        // Treat the template element as a regular one in browsers that
-        // don't support it.
-        if ( nodeName( elem, "template" ) ) {
-            elem = elem.content || elem;
-        }
-
-        return jQuery.merge( [], elem.childNodes );
+		return elem.contentDocument || jQuery.merge( [], elem.childNodes );
 	}
 }, function( name, fn ) {
 	jQuery.fn[ name ] = function( until, selector ) {
@@ -3236,14 +3159,14 @@ jQuery.each( {
 		return this.pushStack( matched );
 	};
 } );
-var rnothtmlwhite = ( /[^\x20\t\r\n\f]+/g );
+var rnotwhite = ( /\S+/g );
 
 
 
 // Convert String-formatted options into Object-formatted ones
 function createOptions( options ) {
 	var object = {};
-	jQuery.each( options.match( rnothtmlwhite ) || [], function( _, flag ) {
+	jQuery.each( options.match( rnotwhite ) || [], function( _, flag ) {
 		object[ flag ] = true;
 	} );
 	return object;
@@ -3304,7 +3227,7 @@ jQuery.Callbacks = function( options ) {
 		fire = function() {
 
 			// Enforce single-firing
-			locked = locked || options.once;
+			locked = options.once;
 
 			// Execute callbacks for all pending executions,
 			// respecting firingIndex overrides and runtime changes
@@ -3473,7 +3396,7 @@ function Thrower( ex ) {
 	throw ex;
 }
 
-function adoptValue( value, resolve, reject, noValue ) {
+function adoptValue( value, resolve, reject ) {
 	var method;
 
 	try {
@@ -3489,20 +3412,19 @@ function adoptValue( value, resolve, reject, noValue ) {
 		// Other non-thenables
 		} else {
 
-			// Control `resolve` arguments by letting Array#slice cast boolean `noValue` to integer:
-			// * false: [ value ].slice( 0 ) => resolve( value )
-			// * true: [ value ].slice( 1 ) => resolve()
-			resolve.apply( undefined, [ value ].slice( noValue ) );
+			// Support: Android 4.0 only
+			// Strict mode functions invoked without .call/.apply get global-object context
+			resolve.call( undefined, value );
 		}
 
 	// For Promises/A+, convert exceptions into rejections
 	// Since jQuery.when doesn't unwrap thenables, we can skip the extra checks appearing in
 	// Deferred#then to conditionally suppress rejection.
-	} catch ( value ) {
+	} catch ( /*jshint -W002 */ value ) {
 
 		// Support: Android 4.0 only
 		// Strict mode functions invoked without .call/.apply get global-object context
-		reject.apply( undefined, [ value ] );
+		reject.call( undefined, value );
 	}
 }
 
@@ -3827,8 +3749,7 @@ jQuery.extend( {
 
 		// Single- and empty arguments are adopted like Promise.resolve
 		if ( remaining <= 1 ) {
-			adoptValue( singleValue, master.done( updateFunc( i ) ).resolve, master.reject,
-				!remaining );
+			adoptValue( singleValue, master.done( updateFunc( i ) ).resolve, master.reject );
 
 			// Use .then() to unwrap secondary thenables (cf. gh-3000)
 			if ( master.state() === "pending" ||
@@ -3864,29 +3785,12 @@ jQuery.Deferred.exceptionHook = function( error, stack ) {
 
 
 
-jQuery.readyException = function( error ) {
-	window.setTimeout( function() {
-		throw error;
-	} );
-};
-
-
-
-
 // The deferred used on DOM ready
 var readyList = jQuery.Deferred();
 
 jQuery.fn.ready = function( fn ) {
 
-	readyList
-		.then( fn )
-
-		// Wrap jQuery.readyException in a function so that the lookup
-		// happens at the time of error handling instead of callback
-		// registration.
-		.catch( function( error ) {
-			jQuery.readyException( error );
-		} );
+	readyList.then( fn );
 
 	return this;
 };
@@ -3900,6 +3804,15 @@ jQuery.extend( {
 	// the ready event fires. See #6781
 	readyWait: 1,
 
+	// Hold (or release) the ready event
+	holdReady: function( hold ) {
+		if ( hold ) {
+			jQuery.readyWait++;
+		} else {
+			jQuery.ready( true );
+		}
+	},
+
 	// Handle when the DOM is ready
 	ready: function( wait ) {
 
@@ -4001,16 +3914,13 @@ var access = function( elems, fn, key, value, chainable, emptyGet, raw ) {
 		}
 	}
 
-	if ( chainable ) {
-		return elems;
-	}
+	return chainable ?
+		elems :
 
-	// Gets
-	if ( bulk ) {
-		return fn.call( elems );
-	}
-
-	return len ? fn( elems[ 0 ], key ) : emptyGet;
+		// Gets
+		bulk ?
+			fn.call( elems ) :
+			len ? fn( elems[ 0 ], key ) : emptyGet;
 };
 var acceptData = function( owner ) {
 
@@ -4020,6 +3930,7 @@ var acceptData = function( owner ) {
 	//    - Node.DOCUMENT_NODE
 	//  - Object
 	//    - Any
+	/* jshint -W018 */
 	return owner.nodeType === 1 || owner.nodeType === 9 || !( +owner.nodeType );
 };
 
@@ -4135,7 +4046,7 @@ Data.prototype = {
 		if ( key !== undefined ) {
 
 			// Support array or space separated string of keys
-			if ( Array.isArray( key ) ) {
+			if ( jQuery.isArray( key ) ) {
 
 				// If key is an array of keys...
 				// We always set camelCase keys, so remove that.
@@ -4147,7 +4058,7 @@ Data.prototype = {
 				// Otherwise, create an array by matching non-whitespace
 				key = key in cache ?
 					[ key ] :
-					( key.match( rnothtmlwhite ) || [] );
+					( key.match( rnotwhite ) || [] );
 			}
 
 			i = key.length;
@@ -4195,31 +4106,6 @@ var dataUser = new Data();
 var rbrace = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/,
 	rmultiDash = /[A-Z]/g;
 
-function getData( data ) {
-	if ( data === "true" ) {
-		return true;
-	}
-
-	if ( data === "false" ) {
-		return false;
-	}
-
-	if ( data === "null" ) {
-		return null;
-	}
-
-	// Only convert to a number if it doesn't change the string
-	if ( data === +data + "" ) {
-		return +data;
-	}
-
-	if ( rbrace.test( data ) ) {
-		return JSON.parse( data );
-	}
-
-	return data;
-}
-
 function dataAttr( elem, key, data ) {
 	var name;
 
@@ -4231,7 +4117,14 @@ function dataAttr( elem, key, data ) {
 
 		if ( typeof data === "string" ) {
 			try {
-				data = getData( data );
+				data = data === "true" ? true :
+					data === "false" ? false :
+					data === "null" ? null :
+
+					// Only convert to a number if it doesn't change the string
+					+data + "" === data ? +data :
+					rbrace.test( data ) ? JSON.parse( data ) :
+					data;
 			} catch ( e ) {}
 
 			// Make sure we set the data so it isn't changed later
@@ -4361,7 +4254,7 @@ jQuery.extend( {
 
 			// Speed up dequeue by getting out quickly if this is just a lookup
 			if ( data ) {
-				if ( !queue || Array.isArray( data ) ) {
+				if ( !queue || jQuery.isArray( data ) ) {
 					queue = dataPriv.access( elem, type, jQuery.makeArray( data ) );
 				} else {
 					queue.push( data );
@@ -4538,12 +4431,8 @@ function adjustCSS( elem, prop, valueParts, tween ) {
 		scale = 1,
 		maxIterations = 20,
 		currentValue = tween ?
-			function() {
-				return tween.cur();
-			} :
-			function() {
-				return jQuery.css( elem, prop, "" );
-			},
+			function() { return tween.cur(); } :
+			function() { return jQuery.css( elem, prop, "" ); },
 		initial = currentValue(),
 		unit = valueParts && valueParts[ 3 ] || ( jQuery.cssNumber[ prop ] ? "" : "px" ),
 
@@ -4608,7 +4497,7 @@ function getDefaultDisplay( elem ) {
 		return display;
 	}
 
-	temp = doc.body.appendChild( doc.createElement( nodeName ) );
+	temp = doc.body.appendChild( doc.createElement( nodeName ) ),
 	display = jQuery.css( temp, "display" );
 
 	temp.parentNode.removeChild( temp );
@@ -4726,23 +4615,15 @@ function getAll( context, tag ) {
 
 	// Support: IE <=9 - 11 only
 	// Use typeof to avoid zero-argument method invocation on host objects (#15151)
-	var ret;
+	var ret = typeof context.getElementsByTagName !== "undefined" ?
+			context.getElementsByTagName( tag || "*" ) :
+			typeof context.querySelectorAll !== "undefined" ?
+				context.querySelectorAll( tag || "*" ) :
+			[];
 
-	if ( typeof context.getElementsByTagName !== "undefined" ) {
-		ret = context.getElementsByTagName( tag || "*" );
-
-	} else if ( typeof context.querySelectorAll !== "undefined" ) {
-		ret = context.querySelectorAll( tag || "*" );
-
-	} else {
-		ret = [];
-	}
-
-	if ( tag === undefined || tag && nodeName( context, tag ) ) {
-		return jQuery.merge( [ context ], ret );
-	}
-
-	return ret;
+	return tag === undefined || tag && jQuery.nodeName( context, tag ) ?
+		jQuery.merge( [ context ], ret ) :
+		ret;
 }
 
 
@@ -5016,7 +4897,7 @@ jQuery.event = {
 		}
 
 		// Handle multiple events separated by a space
-		types = ( types || "" ).match( rnothtmlwhite ) || [ "" ];
+		types = ( types || "" ).match( rnotwhite ) || [ "" ];
 		t = types.length;
 		while ( t-- ) {
 			tmp = rtypenamespace.exec( types[ t ] ) || [];
@@ -5098,7 +4979,7 @@ jQuery.event = {
 		}
 
 		// Once for each type.namespace in types; type may be omitted
-		types = ( types || "" ).match( rnothtmlwhite ) || [ "" ];
+		types = ( types || "" ).match( rnotwhite ) || [ "" ];
 		t = types.length;
 		while ( t-- ) {
 			tmp = rtypenamespace.exec( types[ t ] ) || [];
@@ -5224,58 +5105,51 @@ jQuery.event = {
 	},
 
 	handlers: function( event, handlers ) {
-		var i, handleObj, sel, matchedHandlers, matchedSelectors,
+		var i, matches, sel, handleObj,
 			handlerQueue = [],
 			delegateCount = handlers.delegateCount,
 			cur = event.target;
 
+		// Support: IE <=9
 		// Find delegate handlers
-		if ( delegateCount &&
-
-			// Support: IE <=9
-			// Black-hole SVG <use> instance trees (trac-13180)
-			cur.nodeType &&
-
-			// Support: Firefox <=42
-			// Suppress spec-violating clicks indicating a non-primary pointer button (trac-3861)
-			// https://www.w3.org/TR/DOM-Level-3-Events/#event-type-click
-			// Support: IE 11 only
-			// ...but not arrow key "clicks" of radio inputs, which can have `button` -1 (gh-2343)
-			!( event.type === "click" && event.button >= 1 ) ) {
+		// Black-hole SVG <use> instance trees (#13180)
+		//
+		// Support: Firefox <=42
+		// Avoid non-left-click in FF but don't block IE radio events (#3861, gh-2343)
+		if ( delegateCount && cur.nodeType &&
+			( event.type !== "click" || isNaN( event.button ) || event.button < 1 ) ) {
 
 			for ( ; cur !== this; cur = cur.parentNode || this ) {
 
 				// Don't check non-elements (#13208)
 				// Don't process clicks on disabled elements (#6911, #8165, #11382, #11764)
-				if ( cur.nodeType === 1 && !( event.type === "click" && cur.disabled === true ) ) {
-					matchedHandlers = [];
-					matchedSelectors = {};
+				if ( cur.nodeType === 1 && ( cur.disabled !== true || event.type !== "click" ) ) {
+					matches = [];
 					for ( i = 0; i < delegateCount; i++ ) {
 						handleObj = handlers[ i ];
 
 						// Don't conflict with Object.prototype properties (#13203)
 						sel = handleObj.selector + " ";
 
-						if ( matchedSelectors[ sel ] === undefined ) {
-							matchedSelectors[ sel ] = handleObj.needsContext ?
+						if ( matches[ sel ] === undefined ) {
+							matches[ sel ] = handleObj.needsContext ?
 								jQuery( sel, this ).index( cur ) > -1 :
 								jQuery.find( sel, this, null, [ cur ] ).length;
 						}
-						if ( matchedSelectors[ sel ] ) {
-							matchedHandlers.push( handleObj );
+						if ( matches[ sel ] ) {
+							matches.push( handleObj );
 						}
 					}
-					if ( matchedHandlers.length ) {
-						handlerQueue.push( { elem: cur, handlers: matchedHandlers } );
+					if ( matches.length ) {
+						handlerQueue.push( { elem: cur, handlers: matches } );
 					}
 				}
 			}
 		}
 
 		// Add the remaining (directly-bound) handlers
-		cur = this;
 		if ( delegateCount < handlers.length ) {
-			handlerQueue.push( { elem: cur, handlers: handlers.slice( delegateCount ) } );
+			handlerQueue.push( { elem: this, handlers: handlers.slice( delegateCount ) } );
 		}
 
 		return handlerQueue;
@@ -5345,7 +5219,7 @@ jQuery.event = {
 
 			// For checkbox, fire native event so checked state will be right
 			trigger: function() {
-				if ( this.type === "checkbox" && this.click && nodeName( this, "input" ) ) {
+				if ( this.type === "checkbox" && this.click && jQuery.nodeName( this, "input" ) ) {
 					this.click();
 					return false;
 				}
@@ -5353,7 +5227,7 @@ jQuery.event = {
 
 			// For cross-browser consistency, don't fire native .click() on links
 			_default: function( event ) {
-				return nodeName( event.target, "a" );
+				return jQuery.nodeName( event.target, "a" );
 			}
 		},
 
@@ -5509,19 +5383,7 @@ jQuery.each( {
 
 		// Add which for click: 1 === left; 2 === middle; 3 === right
 		if ( !event.which && button !== undefined && rmouseEvent.test( event.type ) ) {
-			if ( button & 1 ) {
-				return 1;
-			}
-
-			if ( button & 2 ) {
-				return 3;
-			}
-
-			if ( button & 4 ) {
-				return 2;
-			}
-
-			return 0;
+			return ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) );
 		}
 
 		return event.which;
@@ -5612,14 +5474,8 @@ jQuery.fn.extend( {
 
 
 var
-
-	/* eslint-disable max-len */
-
-	// See https://github.com/eslint/eslint/issues/3229
 	rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([a-z][^\/\0>\x20\t\r\n\f]*)[^>]*)\/>/gi,
 
-	/* eslint-enable */
-
 	// Support: IE <=10 - 11, Edge 12 - 13
 	// In IE/Edge using regex groups here causes severe slowdowns.
 	// See https://connect.microsoft.com/IE/feedback/details/1736512/
@@ -5630,12 +5486,11 @@ var
 	rscriptTypeMasked = /^true\/(.*)/,
 	rcleanScript = /^\s*<!(?:\[CDATA\[|--)|(?:\]\]|--)>\s*$/g;
 
-// Prefer a tbody over its parent table for containing new rows
 function manipulationTarget( elem, content ) {
-	if ( nodeName( elem, "table" ) &&
-		nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ) {
+	if ( jQuery.nodeName( elem, "table" ) &&
+		jQuery.nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ) {
 
-		return jQuery( ">tbody", elem )[ 0 ] || elem;
+		return elem.getElementsByTagName( "tbody" )[ 0 ] || elem;
 	}
 
 	return elem;
@@ -6165,18 +6020,12 @@ var getStyles = function( elem ) {
 
 function curCSS( elem, name, computed ) {
 	var width, minWidth, maxWidth, ret,
-
-		// Support: Firefox 51+
-		// Retrieving style before computed somehow
-		// fixes an issue with getting wrong values
-		// on detached elements
 		style = elem.style;
 
 	computed = computed || getStyles( elem );
 
-	// getPropertyValue is needed for:
-	//   .css('filter') (IE 9 only, #12537)
-	//   .css('--customProperty) (#3144)
+	// Support: IE <=9 only
+	// getPropertyValue is only needed for .css('filter') (#12537)
 	if ( computed ) {
 		ret = computed.getPropertyValue( name ) || computed[ name ];
 
@@ -6242,7 +6091,6 @@ var
 	// except "table", "table-cell", or "table-caption"
 	// See here for display values: https://developer.mozilla.org/en-US/docs/CSS/display
 	rdisplayswap = /^(none|table(?!-c[ea]).+)/,
-	rcustomProp = /^--/,
 	cssShow = { position: "absolute", visibility: "hidden", display: "block" },
 	cssNormalTransform = {
 		letterSpacing: "0",
@@ -6272,16 +6120,6 @@ function vendorPropName( name ) {
 	}
 }
 
-// Return a property mapped along what jQuery.cssProps suggests or to
-// a vendor prefixed property.
-function finalPropName( name ) {
-	var ret = jQuery.cssProps[ name ];
-	if ( !ret ) {
-		ret = jQuery.cssProps[ name ] = vendorPropName( name ) || name;
-	}
-	return ret;
-}
-
 function setPositiveNumber( elem, value, subtract ) {
 
 	// Any relative (+/-) values have already been
@@ -6295,18 +6133,16 @@ function setPositiveNumber( elem, value, subtract ) {
 }
 
 function augmentWidthOrHeight( elem, name, extra, isBorderBox, styles ) {
-	var i,
+	var i = extra === ( isBorderBox ? "border" : "content" ) ?
+
+		// If we already have the right measurement, avoid augmentation
+		4 :
+
+		// Otherwise initialize for horizontal or vertical properties
+		name === "width" ? 1 : 0,
+
 		val = 0;
 
-	// If we already have the right measurement, avoid augmentation
-	if ( extra === ( isBorderBox ? "border" : "content" ) ) {
-		i = 4;
-
-	// Otherwise initialize for horizontal or vertical properties
-	} else {
-		i = name === "width" ? 1 : 0;
-	}
-
 	for ( ; i < 4; i += 2 ) {
 
 		// Both box models exclude margin, so add it if we want it
@@ -6342,31 +6178,44 @@ function augmentWidthOrHeight( elem, name, extra, isBorderBox, styles ) {
 
 function getWidthOrHeight( elem, name, extra ) {
 
-	// Start with computed style
-	var valueIsBorderBox,
+	// Start with offset property, which is equivalent to the border-box value
+	var val,
+		valueIsBorderBox = true,
 		styles = getStyles( elem ),
-		val = curCSS( elem, name, styles ),
 		isBorderBox = jQuery.css( elem, "boxSizing", false, styles ) === "border-box";
 
-	// Computed unit is not pixels. Stop here and return.
-	if ( rnumnonpx.test( val ) ) {
-		return val;
+	// Support: IE <=11 only
+	// Running getBoundingClientRect on a disconnected node
+	// in IE throws an error.
+	if ( elem.getClientRects().length ) {
+		val = elem.getBoundingClientRect()[ name ];
 	}
 
-	// Check for style in case a browser which returns unreliable values
-	// for getComputedStyle silently falls back to the reliable elem.style
-	valueIsBorderBox = isBorderBox &&
-		( support.boxSizingReliable() || val === elem.style[ name ] );
+	// Some non-html elements return undefined for offsetWidth, so check for null/undefined
+	// svg - https://bugzilla.mozilla.org/show_bug.cgi?id=649285
+	// MathML - https://bugzilla.mozilla.org/show_bug.cgi?id=491668
+	if ( val <= 0 || val == null ) {
 
-	// Fall back to offsetWidth/Height when value is "auto"
-	// This happens for inline elements with no explicit setting (gh-3571)
-	if ( val === "auto" ) {
-		val = elem[ "offset" + name[ 0 ].toUpperCase() + name.slice( 1 ) ];
+		// Fall back to computed then uncomputed css if necessary
+		val = curCSS( elem, name, styles );
+		if ( val < 0 || val == null ) {
+			val = elem.style[ name ];
+		}
+
+		// Computed unit is not pixels. Stop here and return.
+		if ( rnumnonpx.test( val ) ) {
+			return val;
+		}
+
+		// Check for style in case a browser which returns unreliable values
+		// for getComputedStyle silently falls back to the reliable elem.style
+		valueIsBorderBox = isBorderBox &&
+			( support.boxSizingReliable() || val === elem.style[ name ] );
+
+		// Normalize "", auto, and prepare for extra
+		val = parseFloat( val ) || 0;
 	}
 
-	// Normalize "", auto, and prepare for extra
-	val = parseFloat( val ) || 0;
-
 	// Use the active box-sizing model to add/subtract irrelevant styles
 	return ( val +
 		augmentWidthOrHeight(
@@ -6430,15 +6279,10 @@ jQuery.extend( {
 		// Make sure that we're working with the right name
 		var ret, type, hooks,
 			origName = jQuery.camelCase( name ),
-			isCustomProp = rcustomProp.test( name ),
 			style = elem.style;
 
-		// Make sure that we're working with the right name. We don't
-		// want to query the value if it is a CSS custom property
-		// since they are user-defined.
-		if ( !isCustomProp ) {
-			name = finalPropName( origName );
-		}
+		name = jQuery.cssProps[ origName ] ||
+			( jQuery.cssProps[ origName ] = vendorPropName( origName ) || origName );
 
 		// Gets hook for the prefixed version, then unprefixed version
 		hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
@@ -6474,11 +6318,7 @@ jQuery.extend( {
 			if ( !hooks || !( "set" in hooks ) ||
 				( value = hooks.set( elem, value, extra ) ) !== undefined ) {
 
-				if ( isCustomProp ) {
-					style.setProperty( name, value );
-				} else {
-					style[ name ] = value;
-				}
+				style[ name ] = value;
 			}
 
 		} else {
@@ -6497,15 +6337,11 @@ jQuery.extend( {
 
 	css: function( elem, name, extra, styles ) {
 		var val, num, hooks,
-			origName = jQuery.camelCase( name ),
-			isCustomProp = rcustomProp.test( name );
+			origName = jQuery.camelCase( name );
 
-		// Make sure that we're working with the right name. We don't
-		// want to modify the value if it is a CSS custom property
-		// since they are user-defined.
-		if ( !isCustomProp ) {
-			name = finalPropName( origName );
-		}
+		// Make sure that we're working with the right name
+		name = jQuery.cssProps[ origName ] ||
+			( jQuery.cssProps[ origName ] = vendorPropName( origName ) || origName );
 
 		// Try prefixed name followed by the unprefixed name
 		hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
@@ -6530,7 +6366,6 @@ jQuery.extend( {
 			num = parseFloat( val );
 			return extra === true || isFinite( num ) ? num || 0 : val;
 		}
-
 		return val;
 	}
 } );
@@ -6630,7 +6465,7 @@ jQuery.fn.extend( {
 				map = {},
 				i = 0;
 
-			if ( Array.isArray( name ) ) {
+			if ( jQuery.isArray( name ) ) {
 				styles = getStyles( elem );
 				len = name.length;
 
@@ -6768,18 +6603,13 @@ jQuery.fx.step = {};
 
 
 var
-	fxNow, inProgress,
+	fxNow, timerId,
 	rfxtypes = /^(?:toggle|show|hide)$/,
 	rrun = /queueHooks$/;
 
-function schedule() {
-	if ( inProgress ) {
-		if ( document.hidden === false && window.requestAnimationFrame ) {
-			window.requestAnimationFrame( schedule );
-		} else {
-			window.setTimeout( schedule, jQuery.fx.interval );
-		}
-
+function raf() {
+	if ( timerId ) {
+		window.requestAnimationFrame( raf );
 		jQuery.fx.tick();
 	}
 }
@@ -6801,7 +6631,7 @@ function genFx( type, includeWidth ) {
 	// If we include width, step value is 1 to do all cssExpand values,
 	// otherwise step value is 2 to skip over Left and Right
 	includeWidth = includeWidth ? 1 : 0;
-	for ( ; i < 4; i += 2 - includeWidth ) {
+	for ( ; i < 4 ; i += 2 - includeWidth ) {
 		which = cssExpand[ i ];
 		attrs[ "margin" + which ] = attrs[ "padding" + which ] = type;
 	}
@@ -6828,6 +6658,7 @@ function createTween( value, prop, animation ) {
 }
 
 function defaultPrefilter( elem, props, opts ) {
+	/* jshint validthis: true */
 	var prop, value, toggle, hooks, oldfire, propTween, restoreDisplay, display,
 		isBox = "width" in props || "height" in props,
 		anim = this,
@@ -6969,12 +6800,9 @@ function defaultPrefilter( elem, props, opts ) {
 				showHide( [ elem ], true );
 			}
 
-			/* eslint-disable no-loop-func */
-
+			/* jshint -W083 */
 			anim.done( function() {
 
-			/* eslint-enable no-loop-func */
-
 				// The final step of a "hide" animation is actually hiding the element
 				if ( !hidden ) {
 					showHide( [ elem ] );
@@ -7006,7 +6834,7 @@ function propFilter( props, specialEasing ) {
 		name = jQuery.camelCase( index );
 		easing = specialEasing[ name ];
 		value = props[ index ];
-		if ( Array.isArray( value ) ) {
+		if ( jQuery.isArray( value ) ) {
 			easing = value[ 1 ];
 			value = props[ index ] = value[ 0 ];
 		}
@@ -7059,25 +6887,18 @@ function Animation( elem, properties, options ) {
 				index = 0,
 				length = animation.tweens.length;
 
-			for ( ; index < length; index++ ) {
+			for ( ; index < length ; index++ ) {
 				animation.tweens[ index ].run( percent );
 			}
 
 			deferred.notifyWith( elem, [ animation, percent, remaining ] );
 
-			// If there's more to do, yield
 			if ( percent < 1 && length ) {
 				return remaining;
+			} else {
+				deferred.resolveWith( elem, [ animation ] );
+				return false;
 			}
-
-			// If this was an empty animation, synthesize a final progress notification
-			if ( !length ) {
-				deferred.notifyWith( elem, [ animation, 1, 0 ] );
-			}
-
-			// Resolve the animation and report its conclusion
-			deferred.resolveWith( elem, [ animation ] );
-			return false;
 		},
 		animation = deferred.promise( {
 			elem: elem,
@@ -7107,7 +6928,7 @@ function Animation( elem, properties, options ) {
 					return this;
 				}
 				stopped = true;
-				for ( ; index < length; index++ ) {
+				for ( ; index < length ; index++ ) {
 					animation.tweens[ index ].run( 1 );
 				}
 
@@ -7125,7 +6946,7 @@ function Animation( elem, properties, options ) {
 
 	propFilter( props, animation.opts.specialEasing );
 
-	for ( ; index < length; index++ ) {
+	for ( ; index < length ; index++ ) {
 		result = Animation.prefilters[ index ].call( animation, elem, props, animation.opts );
 		if ( result ) {
 			if ( jQuery.isFunction( result.stop ) ) {
@@ -7142,13 +6963,6 @@ function Animation( elem, properties, options ) {
 		animation.opts.start.call( elem, animation );
 	}
 
-	// Attach callbacks from options
-	animation
-		.progress( animation.opts.progress )
-		.done( animation.opts.done, animation.opts.complete )
-		.fail( animation.opts.fail )
-		.always( animation.opts.always );
-
 	jQuery.fx.timer(
 		jQuery.extend( tick, {
 			elem: elem,
@@ -7157,7 +6971,11 @@ function Animation( elem, properties, options ) {
 		} )
 	);
 
-	return animation;
+	// attach callbacks from options
+	return animation.progress( animation.opts.progress )
+		.done( animation.opts.done, animation.opts.complete )
+		.fail( animation.opts.fail )
+		.always( animation.opts.always );
 }
 
 jQuery.Animation = jQuery.extend( Animation, {
@@ -7175,14 +6993,14 @@ jQuery.Animation = jQuery.extend( Animation, {
 			callback = props;
 			props = [ "*" ];
 		} else {
-			props = props.match( rnothtmlwhite );
+			props = props.match( rnotwhite );
 		}
 
 		var prop,
 			index = 0,
 			length = props.length;
 
-		for ( ; index < length; index++ ) {
+		for ( ; index < length ; index++ ) {
 			prop = props[ index ];
 			Animation.tweeners[ prop ] = Animation.tweeners[ prop ] || [];
 			Animation.tweeners[ prop ].unshift( callback );
@@ -7208,19 +7026,14 @@ jQuery.speed = function( speed, easing, fn ) {
 		easing: fn && easing || easing && !jQuery.isFunction( easing ) && easing
 	};
 
-	// Go to the end state if fx are off
-	if ( jQuery.fx.off ) {
+	// Go to the end state if fx are off or if document is hidden
+	if ( jQuery.fx.off || document.hidden ) {
 		opt.duration = 0;
 
 	} else {
-		if ( typeof opt.duration !== "number" ) {
-			if ( opt.duration in jQuery.fx.speeds ) {
-				opt.duration = jQuery.fx.speeds[ opt.duration ];
-
-			} else {
-				opt.duration = jQuery.fx.speeds._default;
-			}
-		}
+		opt.duration = typeof opt.duration === "number" ?
+			opt.duration : opt.duration in jQuery.fx.speeds ?
+				jQuery.fx.speeds[ opt.duration ] : jQuery.fx.speeds._default;
 	}
 
 	// Normalize opt.queue - true/undefined/null -> "fx"
@@ -7401,7 +7214,7 @@ jQuery.fx.tick = function() {
 	for ( ; i < timers.length; i++ ) {
 		timer = timers[ i ];
 
-		// Run the timer and safely remove it when done (allowing for external removal)
+		// Checks the timer has not already been removed
 		if ( !timer() && timers[ i ] === timer ) {
 			timers.splice( i--, 1 );
 		}
@@ -7415,21 +7228,30 @@ jQuery.fx.tick = function() {
 
 jQuery.fx.timer = function( timer ) {
 	jQuery.timers.push( timer );
-	jQuery.fx.start();
+	if ( timer() ) {
+		jQuery.fx.start();
+	} else {
+		jQuery.timers.pop();
+	}
 };
 
 jQuery.fx.interval = 13;
 jQuery.fx.start = function() {
-	if ( inProgress ) {
-		return;
+	if ( !timerId ) {
+		timerId = window.requestAnimationFrame ?
+			window.requestAnimationFrame( raf ) :
+			window.setInterval( jQuery.fx.tick, jQuery.fx.interval );
 	}
-
-	inProgress = true;
-	schedule();
 };
 
 jQuery.fx.stop = function() {
-	inProgress = null;
+	if ( window.cancelAnimationFrame ) {
+		window.cancelAnimationFrame( timerId );
+	} else {
+		window.clearInterval( timerId );
+	}
+
+	timerId = null;
 };
 
 jQuery.fx.speeds = {
@@ -7546,7 +7368,7 @@ jQuery.extend( {
 		type: {
 			set: function( elem, value ) {
 				if ( !support.radioValue && value === "radio" &&
-					nodeName( elem, "input" ) ) {
+					jQuery.nodeName( elem, "input" ) ) {
 					var val = elem.value;
 					elem.setAttribute( "type", value );
 					if ( val ) {
@@ -7561,10 +7383,7 @@ jQuery.extend( {
 	removeAttr: function( elem, value ) {
 		var name,
 			i = 0,
-
-			// Attribute names can contain non-HTML whitespace characters
-			// https://html.spec.whatwg.org/multipage/syntax.html#attributes-2
-			attrNames = value && value.match( rnothtmlwhite );
+			attrNames = value && value.match( rnotwhite );
 
 		if ( attrNames && elem.nodeType === 1 ) {
 			while ( ( name = attrNames[ i++ ] ) ) {
@@ -7671,19 +7490,12 @@ jQuery.extend( {
 				// Use proper attribute retrieval(#12072)
 				var tabindex = jQuery.find.attr( elem, "tabindex" );
 
-				if ( tabindex ) {
-					return parseInt( tabindex, 10 );
-				}
-
-				if (
+				return tabindex ?
+					parseInt( tabindex, 10 ) :
 					rfocusable.test( elem.nodeName ) ||
-					rclickable.test( elem.nodeName ) &&
-					elem.href
-				) {
-					return 0;
-				}
-
-				return -1;
+						rclickable.test( elem.nodeName ) && elem.href ?
+							0 :
+							-1;
 			}
 		}
 	},
@@ -7700,14 +7512,9 @@ jQuery.extend( {
 // on the option
 // The getter ensures a default option is selected
 // when in an optgroup
-// eslint rule "no-unused-expressions" is disabled for this code
-// since it considers such accessions noop
 if ( !support.optSelected ) {
 	jQuery.propHooks.selected = {
 		get: function( elem ) {
-
-			/* eslint no-unused-expressions: "off" */
-
 			var parent = elem.parentNode;
 			if ( parent && parent.parentNode ) {
 				parent.parentNode.selectedIndex;
@@ -7715,9 +7522,6 @@ if ( !support.optSelected ) {
 			return null;
 		},
 		set: function( elem ) {
-
-			/* eslint no-unused-expressions: "off" */
-
 			var parent = elem.parentNode;
 			if ( parent ) {
 				parent.selectedIndex;
@@ -7748,13 +7552,7 @@ jQuery.each( [
 
 
 
-	// Strip and collapse whitespace according to HTML spec
-	// https://html.spec.whatwg.org/multipage/infrastructure.html#strip-and-collapse-whitespace
-	function stripAndCollapse( value ) {
-		var tokens = value.match( rnothtmlwhite ) || [];
-		return tokens.join( " " );
-	}
-
+var rclass = /[\t\r\n\f]/g;
 
 function getClass( elem ) {
 	return elem.getAttribute && elem.getAttribute( "class" ) || "";
@@ -7772,11 +7570,12 @@ jQuery.fn.extend( {
 		}
 
 		if ( typeof value === "string" && value ) {
-			classes = value.match( rnothtmlwhite ) || [];
+			classes = value.match( rnotwhite ) || [];
 
 			while ( ( elem = this[ i++ ] ) ) {
 				curValue = getClass( elem );
-				cur = elem.nodeType === 1 && ( " " + stripAndCollapse( curValue ) + " " );
+				cur = elem.nodeType === 1 &&
+					( " " + curValue + " " ).replace( rclass, " " );
 
 				if ( cur ) {
 					j = 0;
@@ -7787,7 +7586,7 @@ jQuery.fn.extend( {
 					}
 
 					// Only assign if different to avoid unneeded rendering.
-					finalValue = stripAndCollapse( cur );
+					finalValue = jQuery.trim( cur );
 					if ( curValue !== finalValue ) {
 						elem.setAttribute( "class", finalValue );
 					}
@@ -7813,13 +7612,14 @@ jQuery.fn.extend( {
 		}
 
 		if ( typeof value === "string" && value ) {
-			classes = value.match( rnothtmlwhite ) || [];
+			classes = value.match( rnotwhite ) || [];
 
 			while ( ( elem = this[ i++ ] ) ) {
 				curValue = getClass( elem );
 
 				// This expression is here for better compressibility (see addClass)
-				cur = elem.nodeType === 1 && ( " " + stripAndCollapse( curValue ) + " " );
+				cur = elem.nodeType === 1 &&
+					( " " + curValue + " " ).replace( rclass, " " );
 
 				if ( cur ) {
 					j = 0;
@@ -7832,7 +7632,7 @@ jQuery.fn.extend( {
 					}
 
 					// Only assign if different to avoid unneeded rendering.
-					finalValue = stripAndCollapse( cur );
+					finalValue = jQuery.trim( cur );
 					if ( curValue !== finalValue ) {
 						elem.setAttribute( "class", finalValue );
 					}
@@ -7867,7 +7667,7 @@ jQuery.fn.extend( {
 				// Toggle individual class names
 				i = 0;
 				self = jQuery( this );
-				classNames = value.match( rnothtmlwhite ) || [];
+				classNames = value.match( rnotwhite ) || [];
 
 				while ( ( className = classNames[ i++ ] ) ) {
 
@@ -7910,8 +7710,10 @@ jQuery.fn.extend( {
 		className = " " + selector + " ";
 		while ( ( elem = this[ i++ ] ) ) {
 			if ( elem.nodeType === 1 &&
-				( " " + stripAndCollapse( getClass( elem ) ) + " " ).indexOf( className ) > -1 ) {
-					return true;
+				( " " + getClass( elem ) + " " ).replace( rclass, " " )
+					.indexOf( className ) > -1
+			) {
+				return true;
 			}
 		}
 
@@ -7922,7 +7724,8 @@ jQuery.fn.extend( {
 
 
 
-var rreturn = /\r/g;
+var rreturn = /\r/g,
+	rspaces = /[\x20\t\r\n\f]+/g;
 
 jQuery.fn.extend( {
 	val: function( value ) {
@@ -7943,13 +7746,13 @@ jQuery.fn.extend( {
 
 				ret = elem.value;
 
-				// Handle most common string cases
-				if ( typeof ret === "string" ) {
-					return ret.replace( rreturn, "" );
-				}
+				return typeof ret === "string" ?
 
-				// Handle cases where value is null/undef or number
-				return ret == null ? "" : ret;
+					// Handle most common string cases
+					ret.replace( rreturn, "" ) :
+
+					// Handle cases where value is null/undef or number
+					ret == null ? "" : ret;
 			}
 
 			return;
@@ -7977,7 +7780,7 @@ jQuery.fn.extend( {
 			} else if ( typeof val === "number" ) {
 				val += "";
 
-			} else if ( Array.isArray( val ) ) {
+			} else if ( jQuery.isArray( val ) ) {
 				val = jQuery.map( val, function( value ) {
 					return value == null ? "" : value + "";
 				} );
@@ -8006,24 +7809,20 @@ jQuery.extend( {
 					// option.text throws exceptions (#14686, #14858)
 					// Strip and collapse whitespace
 					// https://html.spec.whatwg.org/#strip-and-collapse-whitespace
-					stripAndCollapse( jQuery.text( elem ) );
+					jQuery.trim( jQuery.text( elem ) ).replace( rspaces, " " );
 			}
 		},
 		select: {
 			get: function( elem ) {
-				var value, option, i,
+				var value, option,
 					options = elem.options,
 					index = elem.selectedIndex,
 					one = elem.type === "select-one",
 					values = one ? null : [],
-					max = one ? index + 1 : options.length;
-
-				if ( index < 0 ) {
-					i = max;
-
-				} else {
-					i = one ? index : 0;
-				}
+					max = one ? index + 1 : options.length,
+					i = index < 0 ?
+						max :
+						one ? index : 0;
 
 				// Loop through all the selected options
 				for ( ; i < max; i++ ) {
@@ -8036,7 +7835,7 @@ jQuery.extend( {
 							// Don't return options that are disabled or in a disabled optgroup
 							!option.disabled &&
 							( !option.parentNode.disabled ||
-								!nodeName( option.parentNode, "optgroup" ) ) ) {
+								!jQuery.nodeName( option.parentNode, "optgroup" ) ) ) {
 
 						// Get the specific value for the option
 						value = jQuery( option ).val();
@@ -8062,16 +7861,11 @@ jQuery.extend( {
 
 				while ( i-- ) {
 					option = options[ i ];
-
-					/* eslint-disable no-cond-assign */
-
 					if ( option.selected =
 						jQuery.inArray( jQuery.valHooks.option.get( option ), values ) > -1
 					) {
 						optionSet = true;
 					}
-
-					/* eslint-enable no-cond-assign */
 				}
 
 				// Force browsers to behave consistently when non-matching value is set
@@ -8088,7 +7882,7 @@ jQuery.extend( {
 jQuery.each( [ "radio", "checkbox" ], function() {
 	jQuery.valHooks[ this ] = {
 		set: function( elem, value ) {
-			if ( Array.isArray( value ) ) {
+			if ( jQuery.isArray( value ) ) {
 				return ( elem.checked = jQuery.inArray( jQuery( elem ).val(), value ) > -1 );
 			}
 		}
@@ -8383,7 +8177,7 @@ var
 function buildParams( prefix, obj, traditional, add ) {
 	var name;
 
-	if ( Array.isArray( obj ) ) {
+	if ( jQuery.isArray( obj ) ) {
 
 		// Serialize array item.
 		jQuery.each( obj, function( i, v ) {
@@ -8435,7 +8229,7 @@ jQuery.param = function( a, traditional ) {
 		};
 
 	// If an array was passed in, assume that it is an array of form elements.
-	if ( Array.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) {
+	if ( jQuery.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) {
 
 		// Serialize the form elements
 		jQuery.each( a, function() {
@@ -8477,17 +8271,13 @@ jQuery.fn.extend( {
 		.map( function( i, elem ) {
 			var val = jQuery( this ).val();
 
-			if ( val == null ) {
-				return null;
-			}
-
-			if ( Array.isArray( val ) ) {
-				return jQuery.map( val, function( val ) {
-					return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
-				} );
-			}
-
-			return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
+			return val == null ?
+				null :
+				jQuery.isArray( val ) ?
+					jQuery.map( val, function( val ) {
+						return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
+					} ) :
+					{ name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
 		} ).get();
 	}
 } );
@@ -8496,7 +8286,7 @@ jQuery.fn.extend( {
 var
 	r20 = /%20/g,
 	rhash = /#.*$/,
-	rantiCache = /([?&])_=[^&]*/,
+	rts = /([?&])_=[^&]*/,
 	rheaders = /^(.*?):[ \t]*([^\r\n]*)$/mg,
 
 	// #7653, #8125, #8152: local protocol detection
@@ -8542,7 +8332,7 @@ function addToPrefiltersOrTransports( structure ) {
 
 		var dataType,
 			i = 0,
-			dataTypes = dataTypeExpression.toLowerCase().match( rnothtmlwhite ) || [];
+			dataTypes = dataTypeExpression.toLowerCase().match( rnotwhite ) || [];
 
 		if ( jQuery.isFunction( func ) ) {
 
@@ -8784,7 +8574,6 @@ jQuery.extend( {
 		processData: true,
 		async: true,
 		contentType: "application/x-www-form-urlencoded; charset=UTF-8",
-
 		/*
 		timeout: 0,
 		data: null,
@@ -9010,7 +8799,7 @@ jQuery.extend( {
 		s.type = options.method || options.type || s.method || s.type;
 
 		// Extract dataTypes list
-		s.dataTypes = ( s.dataType || "*" ).toLowerCase().match( rnothtmlwhite ) || [ "" ];
+		s.dataTypes = ( s.dataType || "*" ).toLowerCase().match( rnotwhite ) || [ "" ];
 
 		// A cross-domain request is in order when the origin doesn't match the current origin.
 		if ( s.crossDomain == null ) {
@@ -9082,9 +8871,9 @@ jQuery.extend( {
 				delete s.data;
 			}
 
-			// Add or update anti-cache param if needed
+			// Add anti-cache in uncached url if needed
 			if ( s.cache === false ) {
-				cacheURL = cacheURL.replace( rantiCache, "$1" );
+				cacheURL = cacheURL.replace( rts, "" );
 				uncached = ( rquery.test( cacheURL ) ? "&" : "?" ) + "_=" + ( nonce++ ) + uncached;
 			}
 
@@ -9823,7 +9612,7 @@ jQuery.fn.load = function( url, params, callback ) {
 		off = url.indexOf( " " );
 
 	if ( off > -1 ) {
-		selector = stripAndCollapse( url.slice( off ) );
+		selector = jQuery.trim( url.slice( off ) );
 		url = url.slice( 0, off );
 	}
 
@@ -9906,6 +9695,13 @@ jQuery.expr.pseudos.animated = function( elem ) {
 
 
 
+/**
+ * Gets a window from an element
+ */
+function getWindow( elem ) {
+	return jQuery.isWindow( elem ) ? elem : elem.nodeType === 9 && elem.defaultView;
+}
+
 jQuery.offset = {
 	setOffset: function( elem, options, i ) {
 		var curPosition, curLeft, curCSSTop, curTop, curOffset, curCSSLeft, calculatePosition,
@@ -9970,14 +9766,13 @@ jQuery.fn.extend( {
 				} );
 		}
 
-		var doc, docElem, rect, win,
+		var docElem, win, rect, doc,
 			elem = this[ 0 ];
 
 		if ( !elem ) {
 			return;
 		}
 
-		// Return zeros for disconnected and hidden (display: none) elements (gh-2310)
 		// Support: IE <=11 only
 		// Running getBoundingClientRect on a
 		// disconnected node in IE throws an error
@@ -9987,14 +9782,20 @@ jQuery.fn.extend( {
 
 		rect = elem.getBoundingClientRect();
 
-		doc = elem.ownerDocument;
-		docElem = doc.documentElement;
-		win = doc.defaultView;
+		// Make sure element is not hidden (display: none)
+		if ( rect.width || rect.height ) {
+			doc = elem.ownerDocument;
+			win = getWindow( doc );
+			docElem = doc.documentElement;
 
-		return {
-			top: rect.top + win.pageYOffset - docElem.clientTop,
-			left: rect.left + win.pageXOffset - docElem.clientLeft
-		};
+			return {
+				top: rect.top + win.pageYOffset - docElem.clientTop,
+				left: rect.left + win.pageXOffset - docElem.clientLeft
+			};
+		}
+
+		// Return zeros for disconnected and hidden elements (gh-2310)
+		return rect;
 	},
 
 	position: function() {
@@ -10020,7 +9821,7 @@ jQuery.fn.extend( {
 
 			// Get correct offsets
 			offset = this.offset();
-			if ( !nodeName( offsetParent[ 0 ], "html" ) ) {
+			if ( !jQuery.nodeName( offsetParent[ 0 ], "html" ) ) {
 				parentOffset = offsetParent.offset();
 			}
 
@@ -10067,14 +9868,7 @@ jQuery.each( { scrollLeft: "pageXOffset", scrollTop: "pageYOffset" }, function(
 
 	jQuery.fn[ method ] = function( val ) {
 		return access( this, function( elem, method, val ) {
-
-			// Coalesce documents and windows
-			var win;
-			if ( jQuery.isWindow( elem ) ) {
-				win = elem;
-			} else if ( elem.nodeType === 9 ) {
-				win = elem.defaultView;
-			}
+			var win = getWindow( elem );
 
 			if ( val === undefined ) {
 				return win ? win[ prop ] : elem[ method ];
@@ -10183,16 +9977,7 @@ jQuery.fn.extend( {
 	}
 } );
 
-jQuery.holdReady = function( hold ) {
-	if ( hold ) {
-		jQuery.readyWait++;
-	} else {
-		jQuery.ready( true );
-	}
-};
-jQuery.isArray = Array.isArray;
 jQuery.parseJSON = JSON.parse;
-jQuery.nodeName = nodeName;
 
 
 
@@ -10219,6 +10004,7 @@ if ( typeof define === "function" && define.amd ) {
 
 
 
+
 var
 
 	// Map over jQuery in case of overwrite
@@ -10247,7 +10033,5 @@ if ( !noGlobal ) {
 }
 
 
-
-
 return jQuery;
-} );
+} ) );
diff --git a/src/js/jquery.min.js b/src/js/jquery.min.js
index 644d35e..62d410d 100644
--- a/src/js/jquery.min.js
+++ b/src/js/jquery.min.js
@@ -1,4 +1,4 @@
-/*! jQuery v3.2.1 | (c) JS Foundation and other contributors | jquery.org/license */
-!function(a,b){"use strict";"object"==typeof module&&"object"==typeof module.exports?module.exports=a.document?b(a,!0):function(a){if(!a.document)throw new Error("jQuery requires a window with a document");return b(a)}:b(a)}("undefined"!=typeof window?window:this,function(a,b){"use strict";var c=[],d=a.document,e=Object.getPrototypeOf,f=c.slice,g=c.concat,h=c.push,i=c.indexOf,j={},k=j.toString,l=j.hasOwnProperty,m=l.toString,n=m.call(Object),o={};function p(a,b){b=b||d;var c=b.createElement("script");c.text=a,b.head.appendChild(c).parentNode.removeChild(c)}var q="3.2.1",r=function(a,b){return new r.fn.init(a,b)},s=/^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g,t=/^-ms-/,u=/-([a-z])/g,v=function(a,b){return b.toUpperCase()};r.fn=r.prototype={jquery:q,constructor:r,length:0,toArray:function(){return f.call(this)},get:function(a){return null==a?f.call(this):a<0?this[a+this.length]:this[a]},pushStack:function(a){var b=r.merge(this.constructor(),a);return b.prevObject=this,b},each:function(a){return r.each(this,a)},map:function(a){return this.pushStack(r.map(this,function(b,c){return a.call(b,c,b)}))},slice:function(){return this.pushStack(f.apply(this,arguments))},first:function(){return this.eq(0)},last:function(){return this.eq(-1)},eq:function(a){var b=this.length,c=+a+(a<0?b:0);return this.pushStack(c>=0&&c<b?[this[c]]:[])},end:function(){return this.prevObject||this.constructor()},push:h,sort:c.sort,splice:c.splice},r.extend=r.fn.extend=function(){var a,b,c,d,e,f,g=arguments[0]||{},h=1,i=arguments.length,j=!1;for("boolean"==typeof g&&(j=g,g=arguments[h]||{},h++),"object"==typeof g||r.isFunction(g)||(g={}),h===i&&(g=this,h--);h<i;h++)if(null!=(a=arguments[h]))for(b in a)c=g[b],d=a[b],g!==d&&(j&&d&&(r.isPlainObject(d)||(e=Array.isArray(d)))?(e?(e=!1,f=c&&Array.isArray(c)?c:[]):f=c&&r.isPlainObject(c)?c:{},g[b]=r.extend(j,f,d)):void 0!==d&&(g[b]=d));return g},r.extend({expando:"jQuery"+(q+Math.random()).replace(/\D/g,""),isReady:!0,error:function(a){throw new Error(a)},noop:function(){},isFunction:function(a){return"function"===r.type(a)},isWindow:function(a){return null!=a&&a===a.window},isNumeric:function(a){var b=r.type(a);return("number"===b||"string"===b)&&!isNaN(a-parseFloat(a))},isPlainObject:function(a){var b,c;return!(!a||"[object Object]"!==k.call(a))&&(!(b=e(a))||(c=l.call(b,"constructor")&&b.constructor,"function"==typeof c&&m.call(c)===n))},isEmptyObject:function(a){var b;for(b in a)return!1;return!0},type:function(a){return null==a?a+"":"object"==typeof a||"function"==typeof a?j[k.call(a)]||"object":typeof a},globalEval:function(a){p(a)},camelCase:function(a){return a.replace(t,"ms-").replace(u,v)},each:function(a,b){var c,d=0;if(w(a)){for(c=a.length;d<c;d++)if(b.call(a[d],d,a[d])===!1)break}else for(d in a)if(b.call(a[d],d,a[d])===!1)break;return a},trim:function(a){return null==a?"":(a+"").replace(s,"")},makeArray:function(a,b){var c=b||[];return null!=a&&(w(Object(a))?r.merge(c,"string"==typeof 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diff --git a/src/js/jquery.slim.js b/src/js/jquery.slim.js
index 6cdf1ee..58023b6 100644
--- a/src/js/jquery.slim.js
+++ b/src/js/jquery.slim.js
@@ -1,15 +1,15 @@
 /*!
- * jQuery JavaScript Library v3.2.1 -ajax,-ajax/jsonp,-ajax/load,-ajax/parseXML,-ajax/script,-ajax/var/location,-ajax/var/nonce,-ajax/var/rquery,-ajax/xhr,-manipulation/_evalUrl,-event/ajax,-effects,-effects/Tween,-effects/animatedSelector
+ * jQuery JavaScript Library v3.0.0 -ajax,-ajax/jsonp,-ajax/load,-ajax/parseXML,-ajax/script,-ajax/var/location,-ajax/var/nonce,-ajax/var/rquery,-ajax/xhr,-manipulation/_evalUrl,-event/ajax,-effects,-effects/Tween,-effects/animatedSelector,-deprecated
  * https://jquery.com/
  *
  * Includes Sizzle.js
  * https://sizzlejs.com/
  *
- * Copyright JS Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license
  * https://jquery.org/license
  *
- * Date: 2017-03-20T19:00Z
+ * Date: 2016-06-09T18:03Z
  */
 ( function( global, factory ) {
 
@@ -37,7 +37,7 @@
 	}
 
 // Pass this if window is not defined yet
-} )( typeof window !== "undefined" ? window : this, function( window, noGlobal ) {
+}( typeof window !== "undefined" ? window : this, function( window, noGlobal ) {
 
 // Edge <= 12 - 13+, Firefox <=18 - 45+, IE 10 - 11, Safari 5.1 - 9+, iOS 6 - 9.1
 // throw exceptions when non-strict code (e.g., ASP.NET 4.5) accesses strict mode
@@ -81,14 +81,10 @@ var support = {};
 		script.text = code;
 		doc.head.appendChild( script ).parentNode.removeChild( script );
 	}
-/* global Symbol */
-// Defining this global in .eslintrc.json would create a danger of using the global
-// unguarded in another place, it seems safer to define global only for this module
-
 
 
 var
-	version = "3.2.1 -ajax,-ajax/jsonp,-ajax/load,-ajax/parseXML,-ajax/script,-ajax/var/location,-ajax/var/nonce,-ajax/var/rquery,-ajax/xhr,-manipulation/_evalUrl,-event/ajax,-effects,-effects/Tween,-effects/animatedSelector",
+	version = "3.0.0 -ajax,-ajax/jsonp,-ajax/load,-ajax/parseXML,-ajax/script,-ajax/var/location,-ajax/var/nonce,-ajax/var/rquery,-ajax/xhr,-manipulation/_evalUrl,-event/ajax,-effects,-effects/Tween,-effects/animatedSelector,-deprecated",
 
 	// Define a local copy of jQuery
 	jQuery = function( selector, context ) {
@@ -128,14 +124,13 @@ jQuery.fn = jQuery.prototype = {
 	// Get the Nth element in the matched element set OR
 	// Get the whole matched element set as a clean array
 	get: function( num ) {
+		return num != null ?
 
-		// Return all the elements in a clean array
-		if ( num == null ) {
-			return slice.call( this );
-		}
+			// Return just the one element from the set
+			( num < 0 ? this[ num + this.length ] : this[ num ] ) :
 
-		// Return just the one element from the set
-		return num < 0 ? this[ num + this.length ] : this[ num ];
+			// Return all the elements in a clean array
+			slice.call( this );
 	},
 
 	// Take an array of elements and push it onto the stack
@@ -236,11 +231,11 @@ jQuery.extend = jQuery.fn.extend = function() {
 
 				// Recurse if we're merging plain objects or arrays
 				if ( deep && copy && ( jQuery.isPlainObject( copy ) ||
-					( copyIsArray = Array.isArray( copy ) ) ) ) {
+					( copyIsArray = jQuery.isArray( copy ) ) ) ) {
 
 					if ( copyIsArray ) {
 						copyIsArray = false;
-						clone = src && Array.isArray( src ) ? src : [];
+						clone = src && jQuery.isArray( src ) ? src : [];
 
 					} else {
 						clone = src && jQuery.isPlainObject( src ) ? src : {};
@@ -279,6 +274,8 @@ jQuery.extend( {
 		return jQuery.type( obj ) === "function";
 	},
 
+	isArray: Array.isArray,
+
 	isWindow: function( obj ) {
 		return obj != null && obj === obj.window;
 	},
@@ -319,11 +316,7 @@ jQuery.extend( {
 	},
 
 	isEmptyObject: function( obj ) {
-
-		/* eslint-disable no-unused-vars */
-		// See https://github.com/eslint/eslint/issues/6125
 		var name;
-
 		for ( name in obj ) {
 			return false;
 		}
@@ -353,6 +346,10 @@ jQuery.extend( {
 		return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase );
 	},
 
+	nodeName: function( elem, name ) {
+		return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();
+	},
+
 	each: function( obj, callback ) {
 		var length, i = 0;
 
@@ -509,9 +506,15 @@ jQuery.extend( {
 	support: support
 } );
 
+// JSHint would error on this code due to the Symbol not being defined in ES5.
+// Defining this global in .jshintrc would create a danger of using the global
+// unguarded in another place, it seems safer to just disable JSHint for these
+// three lines.
+/* jshint ignore: start */
 if ( typeof Symbol === "function" ) {
 	jQuery.fn[ Symbol.iterator ] = arr[ Symbol.iterator ];
 }
+/* jshint ignore: end */
 
 // Populate the class2type map
 jQuery.each( "Boolean Number String Function Array Date RegExp Object Error Symbol".split( " " ),
@@ -537,14 +540,14 @@ function isArrayLike( obj ) {
 }
 var Sizzle =
 /*!
- * Sizzle CSS Selector Engine v2.3.3
+ * Sizzle CSS Selector Engine v2.3.0
  * https://sizzlejs.com/
  *
  * Copyright jQuery Foundation and other contributors
  * Released under the MIT license
  * http://jquery.org/license
  *
- * Date: 2016-08-08
+ * Date: 2016-01-04
  */
 (function( window ) {
 
@@ -690,7 +693,7 @@ var i,
 
 	// CSS string/identifier serialization
 	// https://drafts.csswg.org/cssom/#common-serializing-idioms
-	rcssescape = /([\0-\x1f\x7f]|^-?\d)|^-$|[^\0-\x1f\x7f-\uFFFF\w-]/g,
+	rcssescape = /([\0-\x1f\x7f]|^-?\d)|^-$|[^\x80-\uFFFF\w-]/g,
 	fcssescape = function( ch, asCodePoint ) {
 		if ( asCodePoint ) {
 
@@ -717,7 +720,7 @@ var i,
 
 	disabledAncestor = addCombinator(
 		function( elem ) {
-			return elem.disabled === true && ("form" in elem || "label" in elem);
+			return elem.disabled === true;
 		},
 		{ dir: "parentNode", next: "legend" }
 	);
@@ -1003,54 +1006,26 @@ function createButtonPseudo( type ) {
  * @param {Boolean} disabled true for :disabled; false for :enabled
  */
 function createDisabledPseudo( disabled ) {
-
-	// Known :disabled false positives: fieldset[disabled] > legend:nth-of-type(n+2) :can-disable
+	// Known :disabled false positives:
+	// IE: *[disabled]:not(button, input, select, textarea, optgroup, option, menuitem, fieldset)
+	// not IE: fieldset[disabled] > legend:nth-of-type(n+2) :can-disable
 	return function( elem ) {
 
-		// Only certain elements can match :enabled or :disabled
-		// https://html.spec.whatwg.org/multipage/scripting.html#selector-enabled
-		// https://html.spec.whatwg.org/multipage/scripting.html#selector-disabled
-		if ( "form" in elem ) {
+		// Check form elements and option elements for explicit disabling
+		return "label" in elem && elem.disabled === disabled ||
+			"form" in elem && elem.disabled === disabled ||
 
-			// Check for inherited disabledness on relevant non-disabled elements:
-			// * listed form-associated elements in a disabled fieldset
-			//   https://html.spec.whatwg.org/multipage/forms.html#category-listed
-			//   https://html.spec.whatwg.org/multipage/forms.html#concept-fe-disabled
-			// * option elements in a disabled optgroup
-			//   https://html.spec.whatwg.org/multipage/forms.html#concept-option-disabled
-			// All such elements have a "form" property.
-			if ( elem.parentNode && elem.disabled === false ) {
+			// Check non-disabled form elements for fieldset[disabled] ancestors
+			"form" in elem && elem.disabled === false && (
+				// Support: IE6-11+
+				// Ancestry is covered for us
+				elem.isDisabled === disabled ||
 
-				// Option elements defer to a parent optgroup if present
-				if ( "label" in elem ) {
-					if ( "label" in elem.parentNode ) {
-						return elem.parentNode.disabled === disabled;
-					} else {
-						return elem.disabled === disabled;
-					}
-				}
-
-				// Support: IE 6 - 11
-				// Use the isDisabled shortcut property to check for disabled fieldset ancestors
-				return elem.isDisabled === disabled ||
-
-					// Where there is no isDisabled, check manually
-					/* jshint -W018 */
-					elem.isDisabled !== !disabled &&
-						disabledAncestor( elem ) === disabled;
-			}
-
-			return elem.disabled === disabled;
-
-		// Try to winnow out elements that can't be disabled before trusting the disabled property.
-		// Some victims get caught in our net (label, legend, menu, track), but it shouldn't
-		// even exist on them, let alone have a boolean value.
-		} else if ( "label" in elem ) {
-			return elem.disabled === disabled;
-		}
-
-		// Remaining elements are neither :enabled nor :disabled
-		return false;
+				// Otherwise, assume any non-<option> under fieldset[disabled] is disabled
+				/* jshint -W018 */
+				elem.isDisabled !== !disabled &&
+					("label" in elem || !disabledAncestor( elem )) !== disabled
+			);
 	};
 }
 
@@ -1166,21 +1141,25 @@ setDocument = Sizzle.setDocument = function( node ) {
 		return !document.getElementsByName || !document.getElementsByName( expando ).length;
 	});
 
-	// ID filter and find
+	// ID find and filter
 	if ( support.getById ) {
+		Expr.find["ID"] = function( id, context ) {
+			if ( typeof context.getElementById !== "undefined" && documentIsHTML ) {
+				var m = context.getElementById( id );
+				return m ? [ m ] : [];
+			}
+		};
 		Expr.filter["ID"] = function( id ) {
 			var attrId = id.replace( runescape, funescape );
 			return function( elem ) {
 				return elem.getAttribute("id") === attrId;
 			};
 		};
-		Expr.find["ID"] = function( id, context ) {
-			if ( typeof context.getElementById !== "undefined" && documentIsHTML ) {
-				var elem = context.getElementById( id );
-				return elem ? [ elem ] : [];
-			}
-		};
 	} else {
+		// Support: IE6/7
+		// getElementById is not reliable as a find shortcut
+		delete Expr.find["ID"];
+
 		Expr.filter["ID"] =  function( id ) {
 			var attrId = id.replace( runescape, funescape );
 			return function( elem ) {
@@ -1189,36 +1168,6 @@ setDocument = Sizzle.setDocument = function( node ) {
 				return node && node.value === attrId;
 			};
 		};
-
-		// Support: IE 6 - 7 only
-		// getElementById is not reliable as a find shortcut
-		Expr.find["ID"] = function( id, context ) {
-			if ( typeof context.getElementById !== "undefined" && documentIsHTML ) {
-				var node, i, elems,
-					elem = context.getElementById( id );
-
-				if ( elem ) {
-
-					// Verify the id attribute
-					node = elem.getAttributeNode("id");
-					if ( node && node.value === id ) {
-						return [ elem ];
-					}
-
-					// Fall back on getElementsByName
-					elems = context.getElementsByName( id );
-					i = 0;
-					while ( (elem = elems[i++]) ) {
-						node = elem.getAttributeNode("id");
-						if ( node && node.value === id ) {
-							return [ elem ];
-						}
-					}
-				}
-
-				return [];
-			}
-		};
 	}
 
 	// Tag
@@ -2259,7 +2208,6 @@ function addCombinator( matcher, combinator, base ) {
 					return matcher( elem, context, xml );
 				}
 			}
-			return false;
 		} :
 
 		// Check against all ancestor/preceding elements
@@ -2304,7 +2252,6 @@ function addCombinator( matcher, combinator, base ) {
 					}
 				}
 			}
-			return false;
 		};
 }
 
@@ -2667,7 +2614,8 @@ select = Sizzle.select = function( selector, context, results, seed ) {
 		// Reduce context if the leading compound selector is an ID
 		tokens = match[0] = match[0].slice( 0 );
 		if ( tokens.length > 2 && (token = tokens[0]).type === "ID" &&
-				context.nodeType === 9 && documentIsHTML && Expr.relative[ tokens[1].type ] ) {
+				support.getById && context.nodeType === 9 && documentIsHTML &&
+				Expr.relative[ tokens[1].type ] ) {
 
 			context = ( Expr.find["ID"]( token.matches[0].replace(runescape, funescape), context ) || [] )[0];
 			if ( !context ) {
@@ -2805,7 +2753,6 @@ jQuery.escapeSelector = Sizzle.escape;
 
 
 
-
 var dir = function( elem, dir, until ) {
 	var matched = [],
 		truncate = until !== undefined;
@@ -2837,13 +2784,6 @@ var siblings = function( n, elem ) {
 
 var rneedsContext = jQuery.expr.match.needsContext;
 
-
-
-function nodeName( elem, name ) {
-
-  return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();
-
-};
 var rsingleTag = ( /^<([a-z][^\/\0>:\x20\t\r\n\f]*)[\x20\t\r\n\f]*\/?>(?:<\/\1>|)$/i );
 
 
@@ -2854,31 +2794,27 @@ var risSimple = /^.[^:#\[\.,]*$/;
 function winnow( elements, qualifier, not ) {
 	if ( jQuery.isFunction( qualifier ) ) {
 		return jQuery.grep( elements, function( elem, i ) {
+			/* jshint -W018 */
 			return !!qualifier.call( elem, i, elem ) !== not;
 		} );
+
 	}
 
-	// Single element
 	if ( qualifier.nodeType ) {
 		return jQuery.grep( elements, function( elem ) {
 			return ( elem === qualifier ) !== not;
 		} );
+
 	}
 
-	// Arraylike of elements (jQuery, arguments, Array)
-	if ( typeof qualifier !== "string" ) {
-		return jQuery.grep( elements, function( elem ) {
-			return ( indexOf.call( qualifier, elem ) > -1 ) !== not;
-		} );
+	if ( typeof qualifier === "string" ) {
+		if ( risSimple.test( qualifier ) ) {
+			return jQuery.filter( qualifier, elements, not );
+		}
+
+		qualifier = jQuery.filter( qualifier, elements );
 	}
 
-	// Simple selector that can be filtered directly, removing non-Elements
-	if ( risSimple.test( qualifier ) ) {
-		return jQuery.filter( qualifier, elements, not );
-	}
-
-	// Complex selector, compare the two sets, removing non-Elements
-	qualifier = jQuery.filter( qualifier, elements );
 	return jQuery.grep( elements, function( elem ) {
 		return ( indexOf.call( qualifier, elem ) > -1 ) !== not && elem.nodeType === 1;
 	} );
@@ -2891,13 +2827,11 @@ jQuery.filter = function( expr, elems, not ) {
 		expr = ":not(" + expr + ")";
 	}
 
-	if ( elems.length === 1 && elem.nodeType === 1 ) {
-		return jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [];
-	}
-
-	return jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) {
-		return elem.nodeType === 1;
-	} ) );
+	return elems.length === 1 && elem.nodeType === 1 ?
+		jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [] :
+		jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) {
+			return elem.nodeType === 1;
+		} ) );
 };
 
 jQuery.fn.extend( {
@@ -3195,18 +3129,7 @@ jQuery.each( {
 		return siblings( elem.firstChild );
 	},
 	contents: function( elem ) {
-        if ( nodeName( elem, "iframe" ) ) {
-            return elem.contentDocument;
-        }
-
-        // Support: IE 9 - 11 only, iOS 7 only, Android Browser <=4.3 only
-        // Treat the template element as a regular one in browsers that
-        // don't support it.
-        if ( nodeName( elem, "template" ) ) {
-            elem = elem.content || elem;
-        }
-
-        return jQuery.merge( [], elem.childNodes );
+		return elem.contentDocument || jQuery.merge( [], elem.childNodes );
 	}
 }, function( name, fn ) {
 	jQuery.fn[ name ] = function( until, selector ) {
@@ -3236,14 +3159,14 @@ jQuery.each( {
 		return this.pushStack( matched );
 	};
 } );
-var rnothtmlwhite = ( /[^\x20\t\r\n\f]+/g );
+var rnotwhite = ( /\S+/g );
 
 
 
 // Convert String-formatted options into Object-formatted ones
 function createOptions( options ) {
 	var object = {};
-	jQuery.each( options.match( rnothtmlwhite ) || [], function( _, flag ) {
+	jQuery.each( options.match( rnotwhite ) || [], function( _, flag ) {
 		object[ flag ] = true;
 	} );
 	return object;
@@ -3304,7 +3227,7 @@ jQuery.Callbacks = function( options ) {
 		fire = function() {
 
 			// Enforce single-firing
-			locked = locked || options.once;
+			locked = options.once;
 
 			// Execute callbacks for all pending executions,
 			// respecting firingIndex overrides and runtime changes
@@ -3473,7 +3396,7 @@ function Thrower( ex ) {
 	throw ex;
 }
 
-function adoptValue( value, resolve, reject, noValue ) {
+function adoptValue( value, resolve, reject ) {
 	var method;
 
 	try {
@@ -3489,20 +3412,19 @@ function adoptValue( value, resolve, reject, noValue ) {
 		// Other non-thenables
 		} else {
 
-			// Control `resolve` arguments by letting Array#slice cast boolean `noValue` to integer:
-			// * false: [ value ].slice( 0 ) => resolve( value )
-			// * true: [ value ].slice( 1 ) => resolve()
-			resolve.apply( undefined, [ value ].slice( noValue ) );
+			// Support: Android 4.0 only
+			// Strict mode functions invoked without .call/.apply get global-object context
+			resolve.call( undefined, value );
 		}
 
 	// For Promises/A+, convert exceptions into rejections
 	// Since jQuery.when doesn't unwrap thenables, we can skip the extra checks appearing in
 	// Deferred#then to conditionally suppress rejection.
-	} catch ( value ) {
+	} catch ( /*jshint -W002 */ value ) {
 
 		// Support: Android 4.0 only
 		// Strict mode functions invoked without .call/.apply get global-object context
-		reject.apply( undefined, [ value ] );
+		reject.call( undefined, value );
 	}
 }
 
@@ -3827,8 +3749,7 @@ jQuery.extend( {
 
 		// Single- and empty arguments are adopted like Promise.resolve
 		if ( remaining <= 1 ) {
-			adoptValue( singleValue, master.done( updateFunc( i ) ).resolve, master.reject,
-				!remaining );
+			adoptValue( singleValue, master.done( updateFunc( i ) ).resolve, master.reject );
 
 			// Use .then() to unwrap secondary thenables (cf. gh-3000)
 			if ( master.state() === "pending" ||
@@ -3864,29 +3785,12 @@ jQuery.Deferred.exceptionHook = function( error, stack ) {
 
 
 
-jQuery.readyException = function( error ) {
-	window.setTimeout( function() {
-		throw error;
-	} );
-};
-
-
-
-
 // The deferred used on DOM ready
 var readyList = jQuery.Deferred();
 
 jQuery.fn.ready = function( fn ) {
 
-	readyList
-		.then( fn )
-
-		// Wrap jQuery.readyException in a function so that the lookup
-		// happens at the time of error handling instead of callback
-		// registration.
-		.catch( function( error ) {
-			jQuery.readyException( error );
-		} );
+	readyList.then( fn );
 
 	return this;
 };
@@ -3900,6 +3804,15 @@ jQuery.extend( {
 	// the ready event fires. See #6781
 	readyWait: 1,
 
+	// Hold (or release) the ready event
+	holdReady: function( hold ) {
+		if ( hold ) {
+			jQuery.readyWait++;
+		} else {
+			jQuery.ready( true );
+		}
+	},
+
 	// Handle when the DOM is ready
 	ready: function( wait ) {
 
@@ -4001,16 +3914,13 @@ var access = function( elems, fn, key, value, chainable, emptyGet, raw ) {
 		}
 	}
 
-	if ( chainable ) {
-		return elems;
-	}
+	return chainable ?
+		elems :
 
-	// Gets
-	if ( bulk ) {
-		return fn.call( elems );
-	}
-
-	return len ? fn( elems[ 0 ], key ) : emptyGet;
+		// Gets
+		bulk ?
+			fn.call( elems ) :
+			len ? fn( elems[ 0 ], key ) : emptyGet;
 };
 var acceptData = function( owner ) {
 
@@ -4020,6 +3930,7 @@ var acceptData = function( owner ) {
 	//    - Node.DOCUMENT_NODE
 	//  - Object
 	//    - Any
+	/* jshint -W018 */
 	return owner.nodeType === 1 || owner.nodeType === 9 || !( +owner.nodeType );
 };
 
@@ -4135,7 +4046,7 @@ Data.prototype = {
 		if ( key !== undefined ) {
 
 			// Support array or space separated string of keys
-			if ( Array.isArray( key ) ) {
+			if ( jQuery.isArray( key ) ) {
 
 				// If key is an array of keys...
 				// We always set camelCase keys, so remove that.
@@ -4147,7 +4058,7 @@ Data.prototype = {
 				// Otherwise, create an array by matching non-whitespace
 				key = key in cache ?
 					[ key ] :
-					( key.match( rnothtmlwhite ) || [] );
+					( key.match( rnotwhite ) || [] );
 			}
 
 			i = key.length;
@@ -4195,31 +4106,6 @@ var dataUser = new Data();
 var rbrace = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/,
 	rmultiDash = /[A-Z]/g;
 
-function getData( data ) {
-	if ( data === "true" ) {
-		return true;
-	}
-
-	if ( data === "false" ) {
-		return false;
-	}
-
-	if ( data === "null" ) {
-		return null;
-	}
-
-	// Only convert to a number if it doesn't change the string
-	if ( data === +data + "" ) {
-		return +data;
-	}
-
-	if ( rbrace.test( data ) ) {
-		return JSON.parse( data );
-	}
-
-	return data;
-}
-
 function dataAttr( elem, key, data ) {
 	var name;
 
@@ -4231,7 +4117,14 @@ function dataAttr( elem, key, data ) {
 
 		if ( typeof data === "string" ) {
 			try {
-				data = getData( data );
+				data = data === "true" ? true :
+					data === "false" ? false :
+					data === "null" ? null :
+
+					// Only convert to a number if it doesn't change the string
+					+data + "" === data ? +data :
+					rbrace.test( data ) ? JSON.parse( data ) :
+					data;
 			} catch ( e ) {}
 
 			// Make sure we set the data so it isn't changed later
@@ -4361,7 +4254,7 @@ jQuery.extend( {
 
 			// Speed up dequeue by getting out quickly if this is just a lookup
 			if ( data ) {
-				if ( !queue || Array.isArray( data ) ) {
+				if ( !queue || jQuery.isArray( data ) ) {
 					queue = dataPriv.access( elem, type, jQuery.makeArray( data ) );
 				} else {
 					queue.push( data );
@@ -4538,12 +4431,8 @@ function adjustCSS( elem, prop, valueParts, tween ) {
 		scale = 1,
 		maxIterations = 20,
 		currentValue = tween ?
-			function() {
-				return tween.cur();
-			} :
-			function() {
-				return jQuery.css( elem, prop, "" );
-			},
+			function() { return tween.cur(); } :
+			function() { return jQuery.css( elem, prop, "" ); },
 		initial = currentValue(),
 		unit = valueParts && valueParts[ 3 ] || ( jQuery.cssNumber[ prop ] ? "" : "px" ),
 
@@ -4608,7 +4497,7 @@ function getDefaultDisplay( elem ) {
 		return display;
 	}
 
-	temp = doc.body.appendChild( doc.createElement( nodeName ) );
+	temp = doc.body.appendChild( doc.createElement( nodeName ) ),
 	display = jQuery.css( temp, "display" );
 
 	temp.parentNode.removeChild( temp );
@@ -4726,23 +4615,15 @@ function getAll( context, tag ) {
 
 	// Support: IE <=9 - 11 only
 	// Use typeof to avoid zero-argument method invocation on host objects (#15151)
-	var ret;
+	var ret = typeof context.getElementsByTagName !== "undefined" ?
+			context.getElementsByTagName( tag || "*" ) :
+			typeof context.querySelectorAll !== "undefined" ?
+				context.querySelectorAll( tag || "*" ) :
+			[];
 
-	if ( typeof context.getElementsByTagName !== "undefined" ) {
-		ret = context.getElementsByTagName( tag || "*" );
-
-	} else if ( typeof context.querySelectorAll !== "undefined" ) {
-		ret = context.querySelectorAll( tag || "*" );
-
-	} else {
-		ret = [];
-	}
-
-	if ( tag === undefined || tag && nodeName( context, tag ) ) {
-		return jQuery.merge( [ context ], ret );
-	}
-
-	return ret;
+	return tag === undefined || tag && jQuery.nodeName( context, tag ) ?
+		jQuery.merge( [ context ], ret ) :
+		ret;
 }
 
 
@@ -5016,7 +4897,7 @@ jQuery.event = {
 		}
 
 		// Handle multiple events separated by a space
-		types = ( types || "" ).match( rnothtmlwhite ) || [ "" ];
+		types = ( types || "" ).match( rnotwhite ) || [ "" ];
 		t = types.length;
 		while ( t-- ) {
 			tmp = rtypenamespace.exec( types[ t ] ) || [];
@@ -5098,7 +4979,7 @@ jQuery.event = {
 		}
 
 		// Once for each type.namespace in types; type may be omitted
-		types = ( types || "" ).match( rnothtmlwhite ) || [ "" ];
+		types = ( types || "" ).match( rnotwhite ) || [ "" ];
 		t = types.length;
 		while ( t-- ) {
 			tmp = rtypenamespace.exec( types[ t ] ) || [];
@@ -5224,58 +5105,51 @@ jQuery.event = {
 	},
 
 	handlers: function( event, handlers ) {
-		var i, handleObj, sel, matchedHandlers, matchedSelectors,
+		var i, matches, sel, handleObj,
 			handlerQueue = [],
 			delegateCount = handlers.delegateCount,
 			cur = event.target;
 
+		// Support: IE <=9
 		// Find delegate handlers
-		if ( delegateCount &&
-
-			// Support: IE <=9
-			// Black-hole SVG <use> instance trees (trac-13180)
-			cur.nodeType &&
-
-			// Support: Firefox <=42
-			// Suppress spec-violating clicks indicating a non-primary pointer button (trac-3861)
-			// https://www.w3.org/TR/DOM-Level-3-Events/#event-type-click
-			// Support: IE 11 only
-			// ...but not arrow key "clicks" of radio inputs, which can have `button` -1 (gh-2343)
-			!( event.type === "click" && event.button >= 1 ) ) {
+		// Black-hole SVG <use> instance trees (#13180)
+		//
+		// Support: Firefox <=42
+		// Avoid non-left-click in FF but don't block IE radio events (#3861, gh-2343)
+		if ( delegateCount && cur.nodeType &&
+			( event.type !== "click" || isNaN( event.button ) || event.button < 1 ) ) {
 
 			for ( ; cur !== this; cur = cur.parentNode || this ) {
 
 				// Don't check non-elements (#13208)
 				// Don't process clicks on disabled elements (#6911, #8165, #11382, #11764)
-				if ( cur.nodeType === 1 && !( event.type === "click" && cur.disabled === true ) ) {
-					matchedHandlers = [];
-					matchedSelectors = {};
+				if ( cur.nodeType === 1 && ( cur.disabled !== true || event.type !== "click" ) ) {
+					matches = [];
 					for ( i = 0; i < delegateCount; i++ ) {
 						handleObj = handlers[ i ];
 
 						// Don't conflict with Object.prototype properties (#13203)
 						sel = handleObj.selector + " ";
 
-						if ( matchedSelectors[ sel ] === undefined ) {
-							matchedSelectors[ sel ] = handleObj.needsContext ?
+						if ( matches[ sel ] === undefined ) {
+							matches[ sel ] = handleObj.needsContext ?
 								jQuery( sel, this ).index( cur ) > -1 :
 								jQuery.find( sel, this, null, [ cur ] ).length;
 						}
-						if ( matchedSelectors[ sel ] ) {
-							matchedHandlers.push( handleObj );
+						if ( matches[ sel ] ) {
+							matches.push( handleObj );
 						}
 					}
-					if ( matchedHandlers.length ) {
-						handlerQueue.push( { elem: cur, handlers: matchedHandlers } );
+					if ( matches.length ) {
+						handlerQueue.push( { elem: cur, handlers: matches } );
 					}
 				}
 			}
 		}
 
 		// Add the remaining (directly-bound) handlers
-		cur = this;
 		if ( delegateCount < handlers.length ) {
-			handlerQueue.push( { elem: cur, handlers: handlers.slice( delegateCount ) } );
+			handlerQueue.push( { elem: this, handlers: handlers.slice( delegateCount ) } );
 		}
 
 		return handlerQueue;
@@ -5345,7 +5219,7 @@ jQuery.event = {
 
 			// For checkbox, fire native event so checked state will be right
 			trigger: function() {
-				if ( this.type === "checkbox" && this.click && nodeName( this, "input" ) ) {
+				if ( this.type === "checkbox" && this.click && jQuery.nodeName( this, "input" ) ) {
 					this.click();
 					return false;
 				}
@@ -5353,7 +5227,7 @@ jQuery.event = {
 
 			// For cross-browser consistency, don't fire native .click() on links
 			_default: function( event ) {
-				return nodeName( event.target, "a" );
+				return jQuery.nodeName( event.target, "a" );
 			}
 		},
 
@@ -5509,19 +5383,7 @@ jQuery.each( {
 
 		// Add which for click: 1 === left; 2 === middle; 3 === right
 		if ( !event.which && button !== undefined && rmouseEvent.test( event.type ) ) {
-			if ( button & 1 ) {
-				return 1;
-			}
-
-			if ( button & 2 ) {
-				return 3;
-			}
-
-			if ( button & 4 ) {
-				return 2;
-			}
-
-			return 0;
+			return ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) );
 		}
 
 		return event.which;
@@ -5612,14 +5474,8 @@ jQuery.fn.extend( {
 
 
 var
-
-	/* eslint-disable max-len */
-
-	// See https://github.com/eslint/eslint/issues/3229
 	rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([a-z][^\/\0>\x20\t\r\n\f]*)[^>]*)\/>/gi,
 
-	/* eslint-enable */
-
 	// Support: IE <=10 - 11, Edge 12 - 13
 	// In IE/Edge using regex groups here causes severe slowdowns.
 	// See https://connect.microsoft.com/IE/feedback/details/1736512/
@@ -5630,12 +5486,11 @@ var
 	rscriptTypeMasked = /^true\/(.*)/,
 	rcleanScript = /^\s*<!(?:\[CDATA\[|--)|(?:\]\]|--)>\s*$/g;
 
-// Prefer a tbody over its parent table for containing new rows
 function manipulationTarget( elem, content ) {
-	if ( nodeName( elem, "table" ) &&
-		nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ) {
+	if ( jQuery.nodeName( elem, "table" ) &&
+		jQuery.nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ) {
 
-		return jQuery( ">tbody", elem )[ 0 ] || elem;
+		return elem.getElementsByTagName( "tbody" )[ 0 ] || elem;
 	}
 
 	return elem;
@@ -6165,18 +6020,12 @@ var getStyles = function( elem ) {
 
 function curCSS( elem, name, computed ) {
 	var width, minWidth, maxWidth, ret,
-
-		// Support: Firefox 51+
-		// Retrieving style before computed somehow
-		// fixes an issue with getting wrong values
-		// on detached elements
 		style = elem.style;
 
 	computed = computed || getStyles( elem );
 
-	// getPropertyValue is needed for:
-	//   .css('filter') (IE 9 only, #12537)
-	//   .css('--customProperty) (#3144)
+	// Support: IE <=9 only
+	// getPropertyValue is only needed for .css('filter') (#12537)
 	if ( computed ) {
 		ret = computed.getPropertyValue( name ) || computed[ name ];
 
@@ -6242,7 +6091,6 @@ var
 	// except "table", "table-cell", or "table-caption"
 	// See here for display values: https://developer.mozilla.org/en-US/docs/CSS/display
 	rdisplayswap = /^(none|table(?!-c[ea]).+)/,
-	rcustomProp = /^--/,
 	cssShow = { position: "absolute", visibility: "hidden", display: "block" },
 	cssNormalTransform = {
 		letterSpacing: "0",
@@ -6272,16 +6120,6 @@ function vendorPropName( name ) {
 	}
 }
 
-// Return a property mapped along what jQuery.cssProps suggests or to
-// a vendor prefixed property.
-function finalPropName( name ) {
-	var ret = jQuery.cssProps[ name ];
-	if ( !ret ) {
-		ret = jQuery.cssProps[ name ] = vendorPropName( name ) || name;
-	}
-	return ret;
-}
-
 function setPositiveNumber( elem, value, subtract ) {
 
 	// Any relative (+/-) values have already been
@@ -6295,18 +6133,16 @@ function setPositiveNumber( elem, value, subtract ) {
 }
 
 function augmentWidthOrHeight( elem, name, extra, isBorderBox, styles ) {
-	var i,
+	var i = extra === ( isBorderBox ? "border" : "content" ) ?
+
+		// If we already have the right measurement, avoid augmentation
+		4 :
+
+		// Otherwise initialize for horizontal or vertical properties
+		name === "width" ? 1 : 0,
+
 		val = 0;
 
-	// If we already have the right measurement, avoid augmentation
-	if ( extra === ( isBorderBox ? "border" : "content" ) ) {
-		i = 4;
-
-	// Otherwise initialize for horizontal or vertical properties
-	} else {
-		i = name === "width" ? 1 : 0;
-	}
-
 	for ( ; i < 4; i += 2 ) {
 
 		// Both box models exclude margin, so add it if we want it
@@ -6342,31 +6178,44 @@ function augmentWidthOrHeight( elem, name, extra, isBorderBox, styles ) {
 
 function getWidthOrHeight( elem, name, extra ) {
 
-	// Start with computed style
-	var valueIsBorderBox,
+	// Start with offset property, which is equivalent to the border-box value
+	var val,
+		valueIsBorderBox = true,
 		styles = getStyles( elem ),
-		val = curCSS( elem, name, styles ),
 		isBorderBox = jQuery.css( elem, "boxSizing", false, styles ) === "border-box";
 
-	// Computed unit is not pixels. Stop here and return.
-	if ( rnumnonpx.test( val ) ) {
-		return val;
+	// Support: IE <=11 only
+	// Running getBoundingClientRect on a disconnected node
+	// in IE throws an error.
+	if ( elem.getClientRects().length ) {
+		val = elem.getBoundingClientRect()[ name ];
 	}
 
-	// Check for style in case a browser which returns unreliable values
-	// for getComputedStyle silently falls back to the reliable elem.style
-	valueIsBorderBox = isBorderBox &&
-		( support.boxSizingReliable() || val === elem.style[ name ] );
+	// Some non-html elements return undefined for offsetWidth, so check for null/undefined
+	// svg - https://bugzilla.mozilla.org/show_bug.cgi?id=649285
+	// MathML - https://bugzilla.mozilla.org/show_bug.cgi?id=491668
+	if ( val <= 0 || val == null ) {
 
-	// Fall back to offsetWidth/Height when value is "auto"
-	// This happens for inline elements with no explicit setting (gh-3571)
-	if ( val === "auto" ) {
-		val = elem[ "offset" + name[ 0 ].toUpperCase() + name.slice( 1 ) ];
+		// Fall back to computed then uncomputed css if necessary
+		val = curCSS( elem, name, styles );
+		if ( val < 0 || val == null ) {
+			val = elem.style[ name ];
+		}
+
+		// Computed unit is not pixels. Stop here and return.
+		if ( rnumnonpx.test( val ) ) {
+			return val;
+		}
+
+		// Check for style in case a browser which returns unreliable values
+		// for getComputedStyle silently falls back to the reliable elem.style
+		valueIsBorderBox = isBorderBox &&
+			( support.boxSizingReliable() || val === elem.style[ name ] );
+
+		// Normalize "", auto, and prepare for extra
+		val = parseFloat( val ) || 0;
 	}
 
-	// Normalize "", auto, and prepare for extra
-	val = parseFloat( val ) || 0;
-
 	// Use the active box-sizing model to add/subtract irrelevant styles
 	return ( val +
 		augmentWidthOrHeight(
@@ -6430,15 +6279,10 @@ jQuery.extend( {
 		// Make sure that we're working with the right name
 		var ret, type, hooks,
 			origName = jQuery.camelCase( name ),
-			isCustomProp = rcustomProp.test( name ),
 			style = elem.style;
 
-		// Make sure that we're working with the right name. We don't
-		// want to query the value if it is a CSS custom property
-		// since they are user-defined.
-		if ( !isCustomProp ) {
-			name = finalPropName( origName );
-		}
+		name = jQuery.cssProps[ origName ] ||
+			( jQuery.cssProps[ origName ] = vendorPropName( origName ) || origName );
 
 		// Gets hook for the prefixed version, then unprefixed version
 		hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
@@ -6474,11 +6318,7 @@ jQuery.extend( {
 			if ( !hooks || !( "set" in hooks ) ||
 				( value = hooks.set( elem, value, extra ) ) !== undefined ) {
 
-				if ( isCustomProp ) {
-					style.setProperty( name, value );
-				} else {
-					style[ name ] = value;
-				}
+				style[ name ] = value;
 			}
 
 		} else {
@@ -6497,15 +6337,11 @@ jQuery.extend( {
 
 	css: function( elem, name, extra, styles ) {
 		var val, num, hooks,
-			origName = jQuery.camelCase( name ),
-			isCustomProp = rcustomProp.test( name );
+			origName = jQuery.camelCase( name );
 
-		// Make sure that we're working with the right name. We don't
-		// want to modify the value if it is a CSS custom property
-		// since they are user-defined.
-		if ( !isCustomProp ) {
-			name = finalPropName( origName );
-		}
+		// Make sure that we're working with the right name
+		name = jQuery.cssProps[ origName ] ||
+			( jQuery.cssProps[ origName ] = vendorPropName( origName ) || origName );
 
 		// Try prefixed name followed by the unprefixed name
 		hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
@@ -6530,7 +6366,6 @@ jQuery.extend( {
 			num = parseFloat( val );
 			return extra === true || isFinite( num ) ? num || 0 : val;
 		}
-
 		return val;
 	}
 } );
@@ -6630,7 +6465,7 @@ jQuery.fn.extend( {
 				map = {},
 				i = 0;
 
-			if ( Array.isArray( name ) ) {
+			if ( jQuery.isArray( name ) ) {
 				styles = getStyles( elem );
 				len = name.length;
 
@@ -6754,7 +6589,7 @@ jQuery.extend( {
 		type: {
 			set: function( elem, value ) {
 				if ( !support.radioValue && value === "radio" &&
-					nodeName( elem, "input" ) ) {
+					jQuery.nodeName( elem, "input" ) ) {
 					var val = elem.value;
 					elem.setAttribute( "type", value );
 					if ( val ) {
@@ -6769,10 +6604,7 @@ jQuery.extend( {
 	removeAttr: function( elem, value ) {
 		var name,
 			i = 0,
-
-			// Attribute names can contain non-HTML whitespace characters
-			// https://html.spec.whatwg.org/multipage/syntax.html#attributes-2
-			attrNames = value && value.match( rnothtmlwhite );
+			attrNames = value && value.match( rnotwhite );
 
 		if ( attrNames && elem.nodeType === 1 ) {
 			while ( ( name = attrNames[ i++ ] ) ) {
@@ -6879,19 +6711,12 @@ jQuery.extend( {
 				// Use proper attribute retrieval(#12072)
 				var tabindex = jQuery.find.attr( elem, "tabindex" );
 
-				if ( tabindex ) {
-					return parseInt( tabindex, 10 );
-				}
-
-				if (
+				return tabindex ?
+					parseInt( tabindex, 10 ) :
 					rfocusable.test( elem.nodeName ) ||
-					rclickable.test( elem.nodeName ) &&
-					elem.href
-				) {
-					return 0;
-				}
-
-				return -1;
+						rclickable.test( elem.nodeName ) && elem.href ?
+							0 :
+							-1;
 			}
 		}
 	},
@@ -6908,14 +6733,9 @@ jQuery.extend( {
 // on the option
 // The getter ensures a default option is selected
 // when in an optgroup
-// eslint rule "no-unused-expressions" is disabled for this code
-// since it considers such accessions noop
 if ( !support.optSelected ) {
 	jQuery.propHooks.selected = {
 		get: function( elem ) {
-
-			/* eslint no-unused-expressions: "off" */
-
 			var parent = elem.parentNode;
 			if ( parent && parent.parentNode ) {
 				parent.parentNode.selectedIndex;
@@ -6923,9 +6743,6 @@ if ( !support.optSelected ) {
 			return null;
 		},
 		set: function( elem ) {
-
-			/* eslint no-unused-expressions: "off" */
-
 			var parent = elem.parentNode;
 			if ( parent ) {
 				parent.selectedIndex;
@@ -6956,13 +6773,7 @@ jQuery.each( [
 
 
 
-	// Strip and collapse whitespace according to HTML spec
-	// https://html.spec.whatwg.org/multipage/infrastructure.html#strip-and-collapse-whitespace
-	function stripAndCollapse( value ) {
-		var tokens = value.match( rnothtmlwhite ) || [];
-		return tokens.join( " " );
-	}
-
+var rclass = /[\t\r\n\f]/g;
 
 function getClass( elem ) {
 	return elem.getAttribute && elem.getAttribute( "class" ) || "";
@@ -6980,11 +6791,12 @@ jQuery.fn.extend( {
 		}
 
 		if ( typeof value === "string" && value ) {
-			classes = value.match( rnothtmlwhite ) || [];
+			classes = value.match( rnotwhite ) || [];
 
 			while ( ( elem = this[ i++ ] ) ) {
 				curValue = getClass( elem );
-				cur = elem.nodeType === 1 && ( " " + stripAndCollapse( curValue ) + " " );
+				cur = elem.nodeType === 1 &&
+					( " " + curValue + " " ).replace( rclass, " " );
 
 				if ( cur ) {
 					j = 0;
@@ -6995,7 +6807,7 @@ jQuery.fn.extend( {
 					}
 
 					// Only assign if different to avoid unneeded rendering.
-					finalValue = stripAndCollapse( cur );
+					finalValue = jQuery.trim( cur );
 					if ( curValue !== finalValue ) {
 						elem.setAttribute( "class", finalValue );
 					}
@@ -7021,13 +6833,14 @@ jQuery.fn.extend( {
 		}
 
 		if ( typeof value === "string" && value ) {
-			classes = value.match( rnothtmlwhite ) || [];
+			classes = value.match( rnotwhite ) || [];
 
 			while ( ( elem = this[ i++ ] ) ) {
 				curValue = getClass( elem );
 
 				// This expression is here for better compressibility (see addClass)
-				cur = elem.nodeType === 1 && ( " " + stripAndCollapse( curValue ) + " " );
+				cur = elem.nodeType === 1 &&
+					( " " + curValue + " " ).replace( rclass, " " );
 
 				if ( cur ) {
 					j = 0;
@@ -7040,7 +6853,7 @@ jQuery.fn.extend( {
 					}
 
 					// Only assign if different to avoid unneeded rendering.
-					finalValue = stripAndCollapse( cur );
+					finalValue = jQuery.trim( cur );
 					if ( curValue !== finalValue ) {
 						elem.setAttribute( "class", finalValue );
 					}
@@ -7075,7 +6888,7 @@ jQuery.fn.extend( {
 				// Toggle individual class names
 				i = 0;
 				self = jQuery( this );
-				classNames = value.match( rnothtmlwhite ) || [];
+				classNames = value.match( rnotwhite ) || [];
 
 				while ( ( className = classNames[ i++ ] ) ) {
 
@@ -7118,8 +6931,10 @@ jQuery.fn.extend( {
 		className = " " + selector + " ";
 		while ( ( elem = this[ i++ ] ) ) {
 			if ( elem.nodeType === 1 &&
-				( " " + stripAndCollapse( getClass( elem ) ) + " " ).indexOf( className ) > -1 ) {
-					return true;
+				( " " + getClass( elem ) + " " ).replace( rclass, " " )
+					.indexOf( className ) > -1
+			) {
+				return true;
 			}
 		}
 
@@ -7130,7 +6945,8 @@ jQuery.fn.extend( {
 
 
 
-var rreturn = /\r/g;
+var rreturn = /\r/g,
+	rspaces = /[\x20\t\r\n\f]+/g;
 
 jQuery.fn.extend( {
 	val: function( value ) {
@@ -7151,13 +6967,13 @@ jQuery.fn.extend( {
 
 				ret = elem.value;
 
-				// Handle most common string cases
-				if ( typeof ret === "string" ) {
-					return ret.replace( rreturn, "" );
-				}
+				return typeof ret === "string" ?
 
-				// Handle cases where value is null/undef or number
-				return ret == null ? "" : ret;
+					// Handle most common string cases
+					ret.replace( rreturn, "" ) :
+
+					// Handle cases where value is null/undef or number
+					ret == null ? "" : ret;
 			}
 
 			return;
@@ -7185,7 +7001,7 @@ jQuery.fn.extend( {
 			} else if ( typeof val === "number" ) {
 				val += "";
 
-			} else if ( Array.isArray( val ) ) {
+			} else if ( jQuery.isArray( val ) ) {
 				val = jQuery.map( val, function( value ) {
 					return value == null ? "" : value + "";
 				} );
@@ -7214,24 +7030,20 @@ jQuery.extend( {
 					// option.text throws exceptions (#14686, #14858)
 					// Strip and collapse whitespace
 					// https://html.spec.whatwg.org/#strip-and-collapse-whitespace
-					stripAndCollapse( jQuery.text( elem ) );
+					jQuery.trim( jQuery.text( elem ) ).replace( rspaces, " " );
 			}
 		},
 		select: {
 			get: function( elem ) {
-				var value, option, i,
+				var value, option,
 					options = elem.options,
 					index = elem.selectedIndex,
 					one = elem.type === "select-one",
 					values = one ? null : [],
-					max = one ? index + 1 : options.length;
-
-				if ( index < 0 ) {
-					i = max;
-
-				} else {
-					i = one ? index : 0;
-				}
+					max = one ? index + 1 : options.length,
+					i = index < 0 ?
+						max :
+						one ? index : 0;
 
 				// Loop through all the selected options
 				for ( ; i < max; i++ ) {
@@ -7244,7 +7056,7 @@ jQuery.extend( {
 							// Don't return options that are disabled or in a disabled optgroup
 							!option.disabled &&
 							( !option.parentNode.disabled ||
-								!nodeName( option.parentNode, "optgroup" ) ) ) {
+								!jQuery.nodeName( option.parentNode, "optgroup" ) ) ) {
 
 						// Get the specific value for the option
 						value = jQuery( option ).val();
@@ -7270,16 +7082,11 @@ jQuery.extend( {
 
 				while ( i-- ) {
 					option = options[ i ];
-
-					/* eslint-disable no-cond-assign */
-
 					if ( option.selected =
 						jQuery.inArray( jQuery.valHooks.option.get( option ), values ) > -1
 					) {
 						optionSet = true;
 					}
-
-					/* eslint-enable no-cond-assign */
 				}
 
 				// Force browsers to behave consistently when non-matching value is set
@@ -7296,7 +7103,7 @@ jQuery.extend( {
 jQuery.each( [ "radio", "checkbox" ], function() {
 	jQuery.valHooks[ this ] = {
 		set: function( elem, value ) {
-			if ( Array.isArray( value ) ) {
+			if ( jQuery.isArray( value ) ) {
 				return ( elem.checked = jQuery.inArray( jQuery( elem ).val(), value ) > -1 );
 			}
 		}
@@ -7563,7 +7370,7 @@ var
 function buildParams( prefix, obj, traditional, add ) {
 	var name;
 
-	if ( Array.isArray( obj ) ) {
+	if ( jQuery.isArray( obj ) ) {
 
 		// Serialize array item.
 		jQuery.each( obj, function( i, v ) {
@@ -7615,7 +7422,7 @@ jQuery.param = function( a, traditional ) {
 		};
 
 	// If an array was passed in, assume that it is an array of form elements.
-	if ( Array.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) {
+	if ( jQuery.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) {
 
 		// Serialize the form elements
 		jQuery.each( a, function() {
@@ -7657,17 +7464,13 @@ jQuery.fn.extend( {
 		.map( function( i, elem ) {
 			var val = jQuery( this ).val();
 
-			if ( val == null ) {
-				return null;
-			}
-
-			if ( Array.isArray( val ) ) {
-				return jQuery.map( val, function( val ) {
-					return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
-				} );
-			}
-
-			return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
+			return val == null ?
+				null :
+				jQuery.isArray( val ) ?
+					jQuery.map( val, function( val ) {
+						return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
+					} ) :
+					{ name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
 		} ).get();
 	}
 } );
@@ -7813,6 +7616,13 @@ jQuery.parseHTML = function( data, context, keepScripts ) {
 };
 
 
+/**
+ * Gets a window from an element
+ */
+function getWindow( elem ) {
+	return jQuery.isWindow( elem ) ? elem : elem.nodeType === 9 && elem.defaultView;
+}
+
 jQuery.offset = {
 	setOffset: function( elem, options, i ) {
 		var curPosition, curLeft, curCSSTop, curTop, curOffset, curCSSLeft, calculatePosition,
@@ -7877,14 +7687,13 @@ jQuery.fn.extend( {
 				} );
 		}
 
-		var doc, docElem, rect, win,
+		var docElem, win, rect, doc,
 			elem = this[ 0 ];
 
 		if ( !elem ) {
 			return;
 		}
 
-		// Return zeros for disconnected and hidden (display: none) elements (gh-2310)
 		// Support: IE <=11 only
 		// Running getBoundingClientRect on a
 		// disconnected node in IE throws an error
@@ -7894,14 +7703,20 @@ jQuery.fn.extend( {
 
 		rect = elem.getBoundingClientRect();
 
-		doc = elem.ownerDocument;
-		docElem = doc.documentElement;
-		win = doc.defaultView;
+		// Make sure element is not hidden (display: none)
+		if ( rect.width || rect.height ) {
+			doc = elem.ownerDocument;
+			win = getWindow( doc );
+			docElem = doc.documentElement;
 
-		return {
-			top: rect.top + win.pageYOffset - docElem.clientTop,
-			left: rect.left + win.pageXOffset - docElem.clientLeft
-		};
+			return {
+				top: rect.top + win.pageYOffset - docElem.clientTop,
+				left: rect.left + win.pageXOffset - docElem.clientLeft
+			};
+		}
+
+		// Return zeros for disconnected and hidden elements (gh-2310)
+		return rect;
 	},
 
 	position: function() {
@@ -7927,7 +7742,7 @@ jQuery.fn.extend( {
 
 			// Get correct offsets
 			offset = this.offset();
-			if ( !nodeName( offsetParent[ 0 ], "html" ) ) {
+			if ( !jQuery.nodeName( offsetParent[ 0 ], "html" ) ) {
 				parentOffset = offsetParent.offset();
 			}
 
@@ -7974,14 +7789,7 @@ jQuery.each( { scrollLeft: "pageXOffset", scrollTop: "pageYOffset" }, function(
 
 	jQuery.fn[ method ] = function( val ) {
 		return access( this, function( elem, method, val ) {
-
-			// Coalesce documents and windows
-			var win;
-			if ( jQuery.isWindow( elem ) ) {
-				win = elem;
-			} else if ( elem.nodeType === 9 ) {
-				win = elem.defaultView;
-			}
+			var win = getWindow( elem );
 
 			if ( val === undefined ) {
 				return win ? win[ prop ] : elem[ method ];
@@ -8069,41 +7877,6 @@ jQuery.each( { Height: "height", Width: "width" }, function( name, type ) {
 } );
 
 
-jQuery.fn.extend( {
-
-	bind: function( types, data, fn ) {
-		return this.on( types, null, data, fn );
-	},
-	unbind: function( types, fn ) {
-		return this.off( types, null, fn );
-	},
-
-	delegate: function( selector, types, data, fn ) {
-		return this.on( types, selector, data, fn );
-	},
-	undelegate: function( selector, types, fn ) {
-
-		// ( namespace ) or ( selector, types [, fn] )
-		return arguments.length === 1 ?
-			this.off( selector, "**" ) :
-			this.off( types, selector || "**", fn );
-	}
-} );
-
-jQuery.holdReady = function( hold ) {
-	if ( hold ) {
-		jQuery.readyWait++;
-	} else {
-		jQuery.ready( true );
-	}
-};
-jQuery.isArray = Array.isArray;
-jQuery.parseJSON = JSON.parse;
-jQuery.nodeName = nodeName;
-
-
-
-
 // Register as a named AMD module, since jQuery can be concatenated with other
 // files that may use define, but not via a proper concatenation script that
 // understands anonymous AMD modules. A named AMD is safest and most robust
@@ -8126,6 +7899,7 @@ if ( typeof define === "function" && define.amd ) {
 
 
 
+
 var
 
 	// Map over jQuery in case of overwrite
@@ -8154,7 +7928,5 @@ if ( !noGlobal ) {
 }
 
 
-
-
 return jQuery;
-} );
+} ) );
diff --git a/src/js/jquery.slim.min.js b/src/js/jquery.slim.min.js
index 105d00e..54ceecd 100644
--- a/src/js/jquery.slim.min.js
+++ b/src/js/jquery.slim.min.js
@@ -1,4 +1,4 @@
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eb=/\[\]$/,fb=/\r?\n/g,gb=/^(?:submit|button|image|reset|file)$/i,hb=/^(?:input|select|textarea|keygen)/i;function ib(a,b,c,d){var e;if(r.isArray(b))r.each(b,function(b,e){c||eb.test(a)?d(a,e):ib(a+"["+("object"==typeof e&&null!=e?b:"")+"]",e,c,d)});else if(c||"object"!==r.type(b))d(a,b);else for(e in b)ib(a+"["+e+"]",b[e],c,d)}r.param=function(a,b){var c,d=[],e=function(a,b){var c=r.isFunction(b)?b():b;d[d.length]=encodeURIComponent(a)+"="+encodeURIComponent(null==c?"":c)};if(r.isArray(a)||a.jquery&&!r.isPlainObject(a))r.each(a,function(){e(this.name,this.value)});else for(c in a)ib(c,a[c],b,e);
+return d.join("&")},r.fn.extend({serialize:function(){return r.param(this.serializeArray())},serializeArray:function(){return this.map(function(){var a=r.prop(this,"elements");return a?r.makeArray(a):this}).filter(function(){var a=this.type;return this.name&&!r(this).is(":disabled")&&hb.test(this.nodeName)&&!gb.test(a)&&(this.checked||!ha.test(a))}).map(function(a,b){var c=r(this).val();return null==c?null:r.isArray(c)?r.map(c,function(a){return{name:b.name,value:a.replace(fb,"\r\n")}}):{name:b.name,value:c.replace(fb,"\r\n")}}).get()}}),r.fn.extend({wrapAll:function(a){var b;return this[0]&&(r.isFunction(a)&&(a=a.call(this[0])),b=r(a,this[0].ownerDocument).eq(0).clone(!0),this[0].parentNode&&b.insertBefore(this[0]),b.map(function(){var a=this;while(a.firstElementChild)a=a.firstElementChild;return a}).append(this)),this},wrapInner:function(a){return r.isFunction(a)?this.each(function(b){r(this).wrapInner(a.call(this,b))}):this.each(function(){var b=r(this),c=b.contents();c.length?c.wrapAll(a):b.append(a)})},wrap:function(a){var b=r.isFunction(a);return this.each(function(c){r(this).wrapAll(b?a.call(this,c):a)})},unwrap:function(a){return this.parent(a).not("body").each(function(){r(this).replaceWith(this.childNodes)}),this}}),r.expr.pseudos.hidden=function(a){return!r.expr.pseudos.visible(a)},r.expr.pseudos.visible=function(a){return!!(a.offsetWidth||a.offsetHeight||a.getClientRects().length)},o.createHTMLDocument=function(){var a=d.implementation.createHTMLDocument("").body;return a.innerHTML="<form></form><form></form>",2===a.childNodes.length}(),r.parseHTML=function(a,b,c){if("string"!=typeof a)return[];"boolean"==typeof b&&(c=b,b=!1);var e,f,g;return b||(o.createHTMLDocument?(b=d.implementation.createHTMLDocument(""),e=b.createElement("base"),e.href=d.location.href,b.head.appendChild(e)):b=d),f=B.exec(a),g=!c&&[],f?[b.createElement(f[1])]:(f=oa([a],b,g),g&&g.length&&r(g).remove(),r.merge([],f.childNodes))};function jb(a){return r.isWindow(a)?a:9===a.nodeType&&a.defaultView}r.offset={setOffset:function(a,b,c){var d,e,f,g,h,i,j,k=r.css(a,"position"),l=r(a),m={};"static"===k&&(a.style.position="relative"),h=l.offset(),f=r.css(a,"top"),i=r.css(a,"left"),j=("absolute"===k||"fixed"===k)&&(f+i).indexOf("auto")>-1,j?(d=l.position(),g=d.top,e=d.left):(g=parseFloat(f)||0,e=parseFloat(i)||0),r.isFunction(b)&&(b=b.call(a,c,r.extend({},h))),null!=b.top&&(m.top=b.top-h.top+g),null!=b.left&&(m.left=b.left-h.left+e),"using"in b?b.using.call(a,m):l.css(m)}},r.fn.extend({offset:function(a){if(arguments.length)return void 0===a?this:this.each(function(b){r.offset.setOffset(this,a,b)});var b,c,d,e,f=this[0];if(f)return f.getClientRects().length?(d=f.getBoundingClientRect(),d.width||d.height?(e=f.ownerDocument,c=jb(e),b=e.documentElement,{top:d.top+c.pageYOffset-b.clientTop,left:d.left+c.pageXOffset-b.clientLeft}):d):{top:0,left:0}},position:function(){if(this[0]){var a,b,c=this[0],d={top:0,left:0};return"fixed"===r.css(c,"position")?b=c.getBoundingClientRect():(a=this.offsetParent(),b=this.offset(),r.nodeName(a[0],"html")||(d=a.offset()),d={top:d.top+r.css(a[0],"borderTopWidth",!0),left:d.left+r.css(a[0],"borderLeftWidth",!0)}),{top:b.top-d.top-r.css(c,"marginTop",!0),left:b.left-d.left-r.css(c,"marginLeft",!0)}}},offsetParent:function(){return this.map(function(){var a=this.offsetParent;while(a&&"static"===r.css(a,"position"))a=a.offsetParent;return a||pa})}}),r.each({scrollLeft:"pageXOffset",scrollTop:"pageYOffset"},function(a,b){var c="pageYOffset"===b;r.fn[a]=function(d){return S(this,function(a,d,e){var f=jb(a);return void 0===e?f?f[b]:a[d]:void(f?f.scrollTo(c?f.pageXOffset:e,c?e:f.pageYOffset):a[d]=e)},a,d,arguments.length)}}),r.each(["top","left"],function(a,b){r.cssHooks[b]=Na(o.pixelPosition,function(a,c){return c?(c=Ma(a,b),Ka.test(c)?r(a).position()[b]+"px":c):void 0})}),r.each({Height:"height",Width:"width"},function(a,b){r.each({padding:"inner"+a,content:b,"":"outer"+a},function(c,d){r.fn[d]=function(e,f){var g=arguments.length&&(c||"boolean"!=typeof e),h=c||(e===!0||f===!0?"margin":"border");return S(this,function(b,c,e){var f;return r.isWindow(b)?0===d.indexOf("outer")?b["inner"+a]:b.document.documentElement["client"+a]:9===b.nodeType?(f=b.documentElement,Math.max(b.body["scroll"+a],f["scroll"+a],b.body["offset"+a],f["offset"+a],f["client"+a])):void 0===e?r.css(b,c,h):r.style(b,c,e,h)},b,g?e:void 0,g)}})}),"function"==typeof define&&define.amd&&define("jquery",[],function(){return r});var kb=a.jQuery,lb=a.$;return r.noConflict=function(b){return a.$===r&&(a.$=lb),b&&a.jQuery===r&&(a.jQuery=kb),r},b||(a.jQuery=a.$=r),r});
diff --git a/src/js/popper-utils.js b/src/js/popper-utils.js
new file mode 100644
index 0000000..982371f
--- /dev/null
+++ b/src/js/popper-utils.js
@@ -0,0 +1,1003 @@
+/**!
+ * @fileOverview Kickass library to create and place poppers near their reference elements.
+ * @version 1.11.0
+ * @license
+ * Copyright (c) 2016 Federico Zivolo and contributors
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+/**
+ * Get CSS computed property of the given element
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Eement} element
+ * @argument {String} property
+ */
+function getStyleComputedProperty(element, property) {
+  if (element.nodeType !== 1) {
+    return [];
+  }
+  // NOTE: 1 DOM access here
+  const css = window.getComputedStyle(element, null);
+  return property ? css[property] : css;
+}
+
+/**
+ * Returns the parentNode or the host of the element
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Element} element
+ * @returns {Element} parent
+ */
+function getParentNode(element) {
+  if (element.nodeName === 'HTML') {
+    return element;
+  }
+  return element.parentNode || element.host;
+}
+
+/**
+ * Returns the scrolling parent of the given element
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Element} element
+ * @returns {Element} scroll parent
+ */
+function getScrollParent(element) {
+  // Return body, `getScroll` will take care to get the correct `scrollTop` from it
+  if (!element || ['HTML', 'BODY', '#document'].indexOf(element.nodeName) !== -1) {
+    return window.document.body;
+  }
+
+  // Firefox want us to check `-x` and `-y` variations as well
+  const { overflow, overflowX, overflowY } = getStyleComputedProperty(element);
+  if (/(auto|scroll)/.test(overflow + overflowY + overflowX)) {
+    return element;
+  }
+
+  return getScrollParent(getParentNode(element));
+}
+
+/**
+ * Returns the offset parent of the given element
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Element} element
+ * @returns {Element} offset parent
+ */
+function getOffsetParent(element) {
+  // NOTE: 1 DOM access here
+  const offsetParent = element && element.offsetParent;
+  const nodeName = offsetParent && offsetParent.nodeName;
+
+  if (!nodeName || nodeName === 'BODY' || nodeName === 'HTML') {
+    return window.document.documentElement;
+  }
+
+  // .offsetParent will return the closest TD or TABLE in case
+  // no offsetParent is present, I hate this job...
+  if (['TD', 'TABLE'].indexOf(offsetParent.nodeName) !== -1 && getStyleComputedProperty(offsetParent, 'position') === 'static') {
+    return getOffsetParent(offsetParent);
+  }
+
+  return offsetParent;
+}
+
+function isOffsetContainer(element) {
+  const { nodeName } = element;
+  if (nodeName === 'BODY') {
+    return false;
+  }
+  return nodeName === 'HTML' || getOffsetParent(element.firstElementChild) === element;
+}
+
+/**
+ * Finds the root node (document, shadowDOM root) of the given element
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Element} node
+ * @returns {Element} root node
+ */
+function getRoot(node) {
+  if (node.parentNode !== null) {
+    return getRoot(node.parentNode);
+  }
+
+  return node;
+}
+
+/**
+ * Finds the offset parent common to the two provided nodes
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Element} element1
+ * @argument {Element} element2
+ * @returns {Element} common offset parent
+ */
+function findCommonOffsetParent(element1, element2) {
+  // This check is needed to avoid errors in case one of the elements isn't defined for any reason
+  if (!element1 || !element1.nodeType || !element2 || !element2.nodeType) {
+    return window.document.documentElement;
+  }
+
+  // Here we make sure to give as "start" the element that comes first in the DOM
+  const order = element1.compareDocumentPosition(element2) & Node.DOCUMENT_POSITION_FOLLOWING;
+  const start = order ? element1 : element2;
+  const end = order ? element2 : element1;
+
+  // Get common ancestor container
+  const range = document.createRange();
+  range.setStart(start, 0);
+  range.setEnd(end, 0);
+  const { commonAncestorContainer } = range;
+
+  // Both nodes are inside #document
+  if (element1 !== commonAncestorContainer && element2 !== commonAncestorContainer || start.contains(end)) {
+    if (isOffsetContainer(commonAncestorContainer)) {
+      return commonAncestorContainer;
+    }
+
+    return getOffsetParent(commonAncestorContainer);
+  }
+
+  // one of the nodes is inside shadowDOM, find which one
+  const element1root = getRoot(element1);
+  if (element1root.host) {
+    return findCommonOffsetParent(element1root.host, element2);
+  } else {
+    return findCommonOffsetParent(element1, getRoot(element2).host);
+  }
+}
+
+/**
+ * Gets the scroll value of the given element in the given side (top and left)
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Element} element
+ * @argument {String} side `top` or `left`
+ * @returns {number} amount of scrolled pixels
+ */
+function getScroll(element, side = 'top') {
+  const upperSide = side === 'top' ? 'scrollTop' : 'scrollLeft';
+  const nodeName = element.nodeName;
+
+  if (nodeName === 'BODY' || nodeName === 'HTML') {
+    const html = window.document.documentElement;
+    const scrollingElement = window.document.scrollingElement || html;
+    return scrollingElement[upperSide];
+  }
+
+  return element[upperSide];
+}
+
+/*
+ * Sum or subtract the element scroll values (left and top) from a given rect object
+ * @method
+ * @memberof Popper.Utils
+ * @param {Object} rect - Rect object you want to change
+ * @param {HTMLElement} element - The element from the function reads the scroll values
+ * @param {Boolean} subtract - set to true if you want to subtract the scroll values
+ * @return {Object} rect - The modifier rect object
+ */
+function includeScroll(rect, element, subtract = false) {
+  const scrollTop = getScroll(element, 'top');
+  const scrollLeft = getScroll(element, 'left');
+  const modifier = subtract ? -1 : 1;
+  rect.top += scrollTop * modifier;
+  rect.bottom += scrollTop * modifier;
+  rect.left += scrollLeft * modifier;
+  rect.right += scrollLeft * modifier;
+  return rect;
+}
+
+/*
+ * Helper to detect borders of a given element
+ * @method
+ * @memberof Popper.Utils
+ * @param {CSSStyleDeclaration} styles
+ * Result of `getStyleComputedProperty` on the given element
+ * @param {String} axis - `x` or `y`
+ * @return {number} borders - The borders size of the given axis
+ */
+
+function getBordersSize(styles, axis) {
+  const sideA = axis === 'x' ? 'Left' : 'Top';
+  const sideB = sideA === 'Left' ? 'Right' : 'Bottom';
+
+  return +styles[`border${sideA}Width`].split('px')[0] + +styles[`border${sideB}Width`].split('px')[0];
+}
+
+/**
+ * Tells if you are running Internet Explorer 10
+ * @method
+ * @memberof Popper.Utils
+ * @returns {Boolean} isIE10
+ */
+let isIE10 = undefined;
+
+var isIE10$1 = function () {
+  if (isIE10 === undefined) {
+    isIE10 = navigator.appVersion.indexOf('MSIE 10') !== -1;
+  }
+  return isIE10;
+};
+
+function getSize(axis, body, html, computedStyle) {
+  return Math.max(body[`offset${axis}`], html[`client${axis}`], html[`offset${axis}`], isIE10$1() ? html[`offset${axis}`] + computedStyle[`margin${axis === 'Height' ? 'Top' : 'Left'}`] + computedStyle[`margin${axis === 'Height' ? 'Bottom' : 'Right'}`] : 0);
+}
+
+function getWindowSizes() {
+  const body = window.document.body;
+  const html = window.document.documentElement;
+  const computedStyle = isIE10$1() && window.getComputedStyle(html);
+
+  return {
+    height: getSize('Height', body, html, computedStyle),
+    width: getSize('Width', body, html, computedStyle)
+  };
+}
+
+var _extends = Object.assign || function (target) {
+  for (var i = 1; i < arguments.length; i++) {
+    var source = arguments[i];
+
+    for (var key in source) {
+      if (Object.prototype.hasOwnProperty.call(source, key)) {
+        target[key] = source[key];
+      }
+    }
+  }
+
+  return target;
+};
+
+/**
+ * Given element offsets, generate an output similar to getBoundingClientRect
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Object} offsets
+ * @returns {Object} ClientRect like output
+ */
+function getClientRect(offsets) {
+  return _extends({}, offsets, {
+    right: offsets.left + offsets.width,
+    bottom: offsets.top + offsets.height
+  });
+}
+
+/**
+ * Get bounding client rect of given element
+ * @method
+ * @memberof Popper.Utils
+ * @param {HTMLElement} element
+ * @return {Object} client rect
+ */
+function getBoundingClientRect(element) {
+  let rect = {};
+
+  // IE10 10 FIX: Please, don't ask, the element isn't
+  // considered in DOM in some circumstances...
+  // This isn't reproducible in IE10 compatibility mode of IE11
+  if (isIE10$1()) {
+    try {
+      rect = element.getBoundingClientRect();
+      const scrollTop = getScroll(element, 'top');
+      const scrollLeft = getScroll(element, 'left');
+      rect.top += scrollTop;
+      rect.left += scrollLeft;
+      rect.bottom += scrollTop;
+      rect.right += scrollLeft;
+    } catch (err) {}
+  } else {
+    rect = element.getBoundingClientRect();
+  }
+
+  const result = {
+    left: rect.left,
+    top: rect.top,
+    width: rect.right - rect.left,
+    height: rect.bottom - rect.top
+  };
+
+  // subtract scrollbar size from sizes
+  const sizes = element.nodeName === 'HTML' ? getWindowSizes() : {};
+  const width = sizes.width || element.clientWidth || result.right - result.left;
+  const height = sizes.height || element.clientHeight || result.bottom - result.top;
+
+  let horizScrollbar = element.offsetWidth - width;
+  let vertScrollbar = element.offsetHeight - height;
+
+  // if an hypothetical scrollbar is detected, we must be sure it's not a `border`
+  // we make this check conditional for performance reasons
+  if (horizScrollbar || vertScrollbar) {
+    const styles = getStyleComputedProperty(element);
+    horizScrollbar -= getBordersSize(styles, 'x');
+    vertScrollbar -= getBordersSize(styles, 'y');
+
+    result.width -= horizScrollbar;
+    result.height -= vertScrollbar;
+  }
+
+  return getClientRect(result);
+}
+
+function getOffsetRectRelativeToArbitraryNode(children, parent) {
+  const isIE10 = isIE10$1();
+  const isHTML = parent.nodeName === 'HTML';
+  const childrenRect = getBoundingClientRect(children);
+  const parentRect = getBoundingClientRect(parent);
+  const scrollParent = getScrollParent(children);
+
+  const styles = getStyleComputedProperty(parent);
+  const borderTopWidth = +styles.borderTopWidth.split('px')[0];
+  const borderLeftWidth = +styles.borderLeftWidth.split('px')[0];
+
+  let offsets = getClientRect({
+    top: childrenRect.top - parentRect.top - borderTopWidth,
+    left: childrenRect.left - parentRect.left - borderLeftWidth,
+    width: childrenRect.width,
+    height: childrenRect.height
+  });
+  offsets.marginTop = 0;
+  offsets.marginLeft = 0;
+
+  // Subtract margins of documentElement in case it's being used as parent
+  // we do this only on HTML because it's the only element that behaves
+  // differently when margins are applied to it. The margins are included in
+  // the box of the documentElement, in the other cases not.
+  if (!isIE10 && isHTML) {
+    const marginTop = +styles.marginTop.split('px')[0];
+    const marginLeft = +styles.marginLeft.split('px')[0];
+
+    offsets.top -= borderTopWidth - marginTop;
+    offsets.bottom -= borderTopWidth - marginTop;
+    offsets.left -= borderLeftWidth - marginLeft;
+    offsets.right -= borderLeftWidth - marginLeft;
+
+    // Attach marginTop and marginLeft because in some circumstances we may need them
+    offsets.marginTop = marginTop;
+    offsets.marginLeft = marginLeft;
+  }
+
+  if (isIE10 ? parent.contains(scrollParent) : parent === scrollParent && scrollParent.nodeName !== 'BODY') {
+    offsets = includeScroll(offsets, parent);
+  }
+
+  return offsets;
+}
+
+function getViewportOffsetRectRelativeToArtbitraryNode(element) {
+  const html = window.document.documentElement;
+  const relativeOffset = getOffsetRectRelativeToArbitraryNode(element, html);
+  const width = Math.max(html.clientWidth, window.innerWidth || 0);
+  const height = Math.max(html.clientHeight, window.innerHeight || 0);
+
+  const scrollTop = getScroll(html);
+  const scrollLeft = getScroll(html, 'left');
+
+  const offset = {
+    top: scrollTop - relativeOffset.top + relativeOffset.marginTop,
+    left: scrollLeft - relativeOffset.left + relativeOffset.marginLeft,
+    width,
+    height
+  };
+
+  return getClientRect(offset);
+}
+
+/**
+ * Check if the given element is fixed or is inside a fixed parent
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Element} element
+ * @argument {Element} customContainer
+ * @returns {Boolean} answer to "isFixed?"
+ */
+function isFixed(element) {
+  const nodeName = element.nodeName;
+  if (nodeName === 'BODY' || nodeName === 'HTML') {
+    return false;
+  }
+  if (getStyleComputedProperty(element, 'position') === 'fixed') {
+    return true;
+  }
+  return isFixed(getParentNode(element));
+}
+
+/**
+ * Computed the boundaries limits and return them
+ * @method
+ * @memberof Popper.Utils
+ * @param {HTMLElement} popper
+ * @param {HTMLElement} reference
+ * @param {number} padding
+ * @param {HTMLElement} boundariesElement - Element used to define the boundaries
+ * @returns {Object} Coordinates of the boundaries
+ */
+function getBoundaries(popper, reference, padding, boundariesElement) {
+  // NOTE: 1 DOM access here
+  let boundaries = { top: 0, left: 0 };
+  const offsetParent = findCommonOffsetParent(popper, reference);
+
+  // Handle viewport case
+  if (boundariesElement === 'viewport') {
+    boundaries = getViewportOffsetRectRelativeToArtbitraryNode(offsetParent);
+  } else {
+    // Handle other cases based on DOM element used as boundaries
+    let boundariesNode;
+    if (boundariesElement === 'scrollParent') {
+      boundariesNode = getScrollParent(getParentNode(popper));
+      if (boundariesNode.nodeName === 'BODY') {
+        boundariesNode = window.document.documentElement;
+      }
+    } else if (boundariesElement === 'window') {
+      boundariesNode = window.document.documentElement;
+    } else {
+      boundariesNode = boundariesElement;
+    }
+
+    const offsets = getOffsetRectRelativeToArbitraryNode(boundariesNode, offsetParent);
+
+    // In case of HTML, we need a different computation
+    if (boundariesNode.nodeName === 'HTML' && !isFixed(offsetParent)) {
+      const { height, width } = getWindowSizes();
+      boundaries.top += offsets.top - offsets.marginTop;
+      boundaries.bottom = height + offsets.top;
+      boundaries.left += offsets.left - offsets.marginLeft;
+      boundaries.right = width + offsets.left;
+    } else {
+      // for all the other DOM elements, this one is good
+      boundaries = offsets;
+    }
+  }
+
+  // Add paddings
+  boundaries.left += padding;
+  boundaries.top += padding;
+  boundaries.right -= padding;
+  boundaries.bottom -= padding;
+
+  return boundaries;
+}
+
+function getArea({ width, height }) {
+  return width * height;
+}
+
+/**
+ * Utility used to transform the `auto` placement to the placement with more
+ * available space.
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Object} data - The data object generated by update method
+ * @argument {Object} options - Modifiers configuration and options
+ * @returns {Object} The data object, properly modified
+ */
+function computeAutoPlacement(placement, refRect, popper, reference, boundariesElement, padding = 0) {
+  if (placement.indexOf('auto') === -1) {
+    return placement;
+  }
+
+  const boundaries = getBoundaries(popper, reference, padding, boundariesElement);
+
+  const rects = {
+    top: {
+      width: boundaries.width,
+      height: refRect.top - boundaries.top
+    },
+    right: {
+      width: boundaries.right - refRect.right,
+      height: boundaries.height
+    },
+    bottom: {
+      width: boundaries.width,
+      height: boundaries.bottom - refRect.bottom
+    },
+    left: {
+      width: refRect.left - boundaries.left,
+      height: boundaries.height
+    }
+  };
+
+  const sortedAreas = Object.keys(rects).map(key => _extends({
+    key
+  }, rects[key], {
+    area: getArea(rects[key])
+  })).sort((a, b) => b.area - a.area);
+
+  const filteredAreas = sortedAreas.filter(({ width, height }) => width >= popper.clientWidth && height >= popper.clientHeight);
+
+  const computedPlacement = filteredAreas.length > 0 ? filteredAreas[0].key : sortedAreas[0].key;
+
+  const variation = placement.split('-')[1];
+
+  return computedPlacement + (variation ? `-${variation}` : '');
+}
+
+const nativeHints = ['native code', '[object MutationObserverConstructor]'];
+
+/**
+ * Determine if a function is implemented natively (as opposed to a polyfill).
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Function | undefined} fn the function to check
+ * @returns {Boolean}
+ */
+var isNative = (fn => nativeHints.some(hint => (fn || '').toString().indexOf(hint) > -1));
+
+const isBrowser = typeof window !== 'undefined';
+const longerTimeoutBrowsers = ['Edge', 'Trident', 'Firefox'];
+let timeoutDuration = 0;
+for (let i = 0; i < longerTimeoutBrowsers.length; i += 1) {
+  if (isBrowser && navigator.userAgent.indexOf(longerTimeoutBrowsers[i]) >= 0) {
+    timeoutDuration = 1;
+    break;
+  }
+}
+
+function microtaskDebounce(fn) {
+  let scheduled = false;
+  let i = 0;
+  const elem = document.createElement('span');
+
+  // MutationObserver provides a mechanism for scheduling microtasks, which
+  // are scheduled *before* the next task. This gives us a way to debounce
+  // a function but ensure it's called *before* the next paint.
+  const observer = new MutationObserver(() => {
+    fn();
+    scheduled = false;
+  });
+
+  observer.observe(elem, { attributes: true });
+
+  return () => {
+    if (!scheduled) {
+      scheduled = true;
+      elem.setAttribute('x-index', i);
+      i = i + 1; // don't use compund (+=) because it doesn't get optimized in V8
+    }
+  };
+}
+
+function taskDebounce(fn) {
+  let scheduled = false;
+  return () => {
+    if (!scheduled) {
+      scheduled = true;
+      setTimeout(() => {
+        scheduled = false;
+        fn();
+      }, timeoutDuration);
+    }
+  };
+}
+
+// It's common for MutationObserver polyfills to be seen in the wild, however
+// these rely on Mutation Events which only occur when an element is connected
+// to the DOM. The algorithm used in this module does not use a connected element,
+// and so we must ensure that a *native* MutationObserver is available.
+const supportsNativeMutationObserver = isBrowser && isNative(window.MutationObserver);
+
+/**
+* Create a debounced version of a method, that's asynchronously deferred
+* but called in the minimum time possible.
+*
+* @method
+* @memberof Popper.Utils
+* @argument {Function} fn
+* @returns {Function}
+*/
+var debounce = supportsNativeMutationObserver ? microtaskDebounce : taskDebounce;
+
+/**
+ * Mimics the `find` method of Array
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Array} arr
+ * @argument prop
+ * @argument value
+ * @returns index or -1
+ */
+function find(arr, check) {
+  // use native find if supported
+  if (Array.prototype.find) {
+    return arr.find(check);
+  }
+
+  // use `filter` to obtain the same behavior of `find`
+  return arr.filter(check)[0];
+}
+
+/**
+ * Return the index of the matching object
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Array} arr
+ * @argument prop
+ * @argument value
+ * @returns index or -1
+ */
+function findIndex(arr, prop, value) {
+  // use native findIndex if supported
+  if (Array.prototype.findIndex) {
+    return arr.findIndex(cur => cur[prop] === value);
+  }
+
+  // use `find` + `indexOf` if `findIndex` isn't supported
+  const match = find(arr, obj => obj[prop] === value);
+  return arr.indexOf(match);
+}
+
+/**
+ * Get the position of the given element, relative to its offset parent
+ * @method
+ * @memberof Popper.Utils
+ * @param {Element} element
+ * @return {Object} position - Coordinates of the element and its `scrollTop`
+ */
+function getOffsetRect(element) {
+  let elementRect;
+  if (element.nodeName === 'HTML') {
+    const { width, height } = getWindowSizes();
+    elementRect = {
+      width,
+      height,
+      left: 0,
+      top: 0
+    };
+  } else {
+    elementRect = {
+      width: element.offsetWidth,
+      height: element.offsetHeight,
+      left: element.offsetLeft,
+      top: element.offsetTop
+    };
+  }
+
+  // position
+  return getClientRect(elementRect);
+}
+
+/**
+ * Get the outer sizes of the given element (offset size + margins)
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Element} element
+ * @returns {Object} object containing width and height properties
+ */
+function getOuterSizes(element) {
+  const styles = window.getComputedStyle(element);
+  const x = parseFloat(styles.marginTop) + parseFloat(styles.marginBottom);
+  const y = parseFloat(styles.marginLeft) + parseFloat(styles.marginRight);
+  const result = {
+    width: element.offsetWidth + y,
+    height: element.offsetHeight + x
+  };
+  return result;
+}
+
+/**
+ * Get the opposite placement of the given one
+ * @method
+ * @memberof Popper.Utils
+ * @argument {String} placement
+ * @returns {String} flipped placement
+ */
+function getOppositePlacement(placement) {
+  const hash = { left: 'right', right: 'left', bottom: 'top', top: 'bottom' };
+  return placement.replace(/left|right|bottom|top/g, matched => hash[matched]);
+}
+
+/**
+ * Get offsets to the popper
+ * @method
+ * @memberof Popper.Utils
+ * @param {Object} position - CSS position the Popper will get applied
+ * @param {HTMLElement} popper - the popper element
+ * @param {Object} referenceOffsets - the reference offsets (the popper will be relative to this)
+ * @param {String} placement - one of the valid placement options
+ * @returns {Object} popperOffsets - An object containing the offsets which will be applied to the popper
+ */
+function getPopperOffsets(popper, referenceOffsets, placement) {
+  placement = placement.split('-')[0];
+
+  // Get popper node sizes
+  const popperRect = getOuterSizes(popper);
+
+  // Add position, width and height to our offsets object
+  const popperOffsets = {
+    width: popperRect.width,
+    height: popperRect.height
+  };
+
+  // depending by the popper placement we have to compute its offsets slightly differently
+  const isHoriz = ['right', 'left'].indexOf(placement) !== -1;
+  const mainSide = isHoriz ? 'top' : 'left';
+  const secondarySide = isHoriz ? 'left' : 'top';
+  const measurement = isHoriz ? 'height' : 'width';
+  const secondaryMeasurement = !isHoriz ? 'height' : 'width';
+
+  popperOffsets[mainSide] = referenceOffsets[mainSide] + referenceOffsets[measurement] / 2 - popperRect[measurement] / 2;
+  if (placement === secondarySide) {
+    popperOffsets[secondarySide] = referenceOffsets[secondarySide] - popperRect[secondaryMeasurement];
+  } else {
+    popperOffsets[secondarySide] = referenceOffsets[getOppositePlacement(secondarySide)];
+  }
+
+  return popperOffsets;
+}
+
+/**
+ * Get offsets to the reference element
+ * @method
+ * @memberof Popper.Utils
+ * @param {Object} state
+ * @param {Element} popper - the popper element
+ * @param {Element} reference - the reference element (the popper will be relative to this)
+ * @returns {Object} An object containing the offsets which will be applied to the popper
+ */
+function getReferenceOffsets(state, popper, reference) {
+  const commonOffsetParent = findCommonOffsetParent(popper, reference);
+  return getOffsetRectRelativeToArbitraryNode(reference, commonOffsetParent);
+}
+
+/**
+ * Get the prefixed supported property name
+ * @method
+ * @memberof Popper.Utils
+ * @argument {String} property (camelCase)
+ * @returns {String} prefixed property (camelCase or PascalCase, depending on the vendor prefix)
+ */
+function getSupportedPropertyName(property) {
+  const prefixes = [false, 'ms', 'Webkit', 'Moz', 'O'];
+  const upperProp = property.charAt(0).toUpperCase() + property.slice(1);
+
+  for (let i = 0; i < prefixes.length - 1; i++) {
+    const prefix = prefixes[i];
+    const toCheck = prefix ? `${prefix}${upperProp}` : property;
+    if (typeof window.document.body.style[toCheck] !== 'undefined') {
+      return toCheck;
+    }
+  }
+  return null;
+}
+
+/**
+ * Check if the given variable is a function
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Any} functionToCheck - variable to check
+ * @returns {Boolean} answer to: is a function?
+ */
+function isFunction(functionToCheck) {
+  const getType = {};
+  return functionToCheck && getType.toString.call(functionToCheck) === '[object Function]';
+}
+
+/**
+ * Helper used to know if the given modifier is enabled.
+ * @method
+ * @memberof Popper.Utils
+ * @returns {Boolean}
+ */
+function isModifierEnabled(modifiers, modifierName) {
+  return modifiers.some(({ name, enabled }) => enabled && name === modifierName);
+}
+
+/**
+ * Helper used to know if the given modifier depends from another one.<br />
+ * It checks if the needed modifier is listed and enabled.
+ * @method
+ * @memberof Popper.Utils
+ * @param {Array} modifiers - list of modifiers
+ * @param {String} requestingName - name of requesting modifier
+ * @param {String} requestedName - name of requested modifier
+ * @returns {Boolean}
+ */
+function isModifierRequired(modifiers, requestingName, requestedName) {
+  const requesting = find(modifiers, ({ name }) => name === requestingName);
+
+  const isRequired = !!requesting && modifiers.some(modifier => {
+    return modifier.name === requestedName && modifier.enabled && modifier.order < requesting.order;
+  });
+
+  if (!isRequired) {
+    const requesting = `\`${requestingName}\``;
+    const requested = `\`${requestedName}\``;
+    console.warn(`${requested} modifier is required by ${requesting} modifier in order to work, be sure to include it before ${requesting}!`);
+  }
+  return isRequired;
+}
+
+/**
+ * Tells if a given input is a number
+ * @method
+ * @memberof Popper.Utils
+ * @param {*} input to check
+ * @return {Boolean}
+ */
+function isNumeric(n) {
+  return n !== '' && !isNaN(parseFloat(n)) && isFinite(n);
+}
+
+/**
+ * Remove event listeners used to update the popper position
+ * @method
+ * @memberof Popper.Utils
+ * @private
+ */
+function removeEventListeners(reference, state) {
+  // Remove resize event listener on window
+  window.removeEventListener('resize', state.updateBound);
+
+  // Remove scroll event listener on scroll parents
+  state.scrollParents.forEach(target => {
+    target.removeEventListener('scroll', state.updateBound);
+  });
+
+  // Reset state
+  state.updateBound = null;
+  state.scrollParents = [];
+  state.scrollElement = null;
+  state.eventsEnabled = false;
+  return state;
+}
+
+/**
+ * Loop trough the list of modifiers and run them in order,
+ * each of them will then edit the data object.
+ * @method
+ * @memberof Popper.Utils
+ * @param {dataObject} data
+ * @param {Array} modifiers
+ * @param {String} ends - Optional modifier name used as stopper
+ * @returns {dataObject}
+ */
+function runModifiers(modifiers, data, ends) {
+  const modifiersToRun = ends === undefined ? modifiers : modifiers.slice(0, findIndex(modifiers, 'name', ends));
+
+  modifiersToRun.forEach(modifier => {
+    if (modifier.function) {
+      console.warn('`modifier.function` is deprecated, use `modifier.fn`!');
+    }
+    const fn = modifier.function || modifier.fn;
+    if (modifier.enabled && isFunction(fn)) {
+      // Add properties to offsets to make them a complete clientRect object
+      // we do this before each modifier to make sure the previous one doesn't
+      // mess with these values
+      data.offsets.popper = getClientRect(data.offsets.popper);
+      data.offsets.reference = getClientRect(data.offsets.reference);
+
+      data = fn(data, modifier);
+    }
+  });
+
+  return data;
+}
+
+/**
+ * Set the attributes to the given popper
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Element} element - Element to apply the attributes to
+ * @argument {Object} styles
+ * Object with a list of properties and values which will be applied to the element
+ */
+function setAttributes(element, attributes) {
+  Object.keys(attributes).forEach(function (prop) {
+    const value = attributes[prop];
+    if (value !== false) {
+      element.setAttribute(prop, attributes[prop]);
+    } else {
+      element.removeAttribute(prop);
+    }
+  });
+}
+
+/**
+ * Set the style to the given popper
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Element} element - Element to apply the style to
+ * @argument {Object} styles
+ * Object with a list of properties and values which will be applied to the element
+ */
+function setStyles(element, styles) {
+  Object.keys(styles).forEach(prop => {
+    let unit = '';
+    // add unit if the value is numeric and is one of the following
+    if (['width', 'height', 'top', 'right', 'bottom', 'left'].indexOf(prop) !== -1 && isNumeric(styles[prop])) {
+      unit = 'px';
+    }
+    element.style[prop] = styles[prop] + unit;
+  });
+}
+
+function attachToScrollParents(scrollParent, event, callback, scrollParents) {
+  const isBody = scrollParent.nodeName === 'BODY';
+  const target = isBody ? window : scrollParent;
+  target.addEventListener(event, callback, { passive: true });
+
+  if (!isBody) {
+    attachToScrollParents(getScrollParent(target.parentNode), event, callback, scrollParents);
+  }
+  scrollParents.push(target);
+}
+
+/**
+ * Setup needed event listeners used to update the popper position
+ * @method
+ * @memberof Popper.Utils
+ * @private
+ */
+function setupEventListeners(reference, options, state, updateBound) {
+  // Resize event listener on window
+  state.updateBound = updateBound;
+  window.addEventListener('resize', state.updateBound, { passive: true });
+
+  // Scroll event listener on scroll parents
+  const scrollElement = getScrollParent(reference);
+  attachToScrollParents(scrollElement, 'scroll', state.updateBound, state.scrollParents);
+  state.scrollElement = scrollElement;
+  state.eventsEnabled = true;
+
+  return state;
+}
+
+// This is here just for backward compatibility with versions lower than v1.10.3
+// you should import the utilities using named exports, if you want them all use:
+// ```
+// import * as PopperUtils from 'popper-utils';
+// ```
+// The default export will be removed in the next major version.
+var index = {
+  computeAutoPlacement,
+  debounce,
+  findIndex,
+  getBordersSize,
+  getBoundaries,
+  getBoundingClientRect,
+  getClientRect,
+  getOffsetParent,
+  getOffsetRect,
+  getOffsetRectRelativeToArbitraryNode,
+  getOuterSizes,
+  getParentNode,
+  getPopperOffsets,
+  getReferenceOffsets,
+  getScroll,
+  getScrollParent,
+  getStyleComputedProperty,
+  getSupportedPropertyName,
+  getWindowSizes,
+  isFixed,
+  isFunction,
+  isModifierEnabled,
+  isModifierRequired,
+  isNative,
+  isNumeric,
+  removeEventListeners,
+  runModifiers,
+  setAttributes,
+  setStyles,
+  setupEventListeners
+};
+
+export { computeAutoPlacement, debounce, findIndex, getBordersSize, getBoundaries, getBoundingClientRect, getClientRect, getOffsetParent, getOffsetRect, getOffsetRectRelativeToArbitraryNode, getOuterSizes, getParentNode, getPopperOffsets, getReferenceOffsets, getScroll, getScrollParent, getStyleComputedProperty, getSupportedPropertyName, getWindowSizes, isFixed, isFunction, isModifierEnabled, isModifierRequired, isNative, isNumeric, removeEventListeners, runModifiers, setAttributes, setStyles, setupEventListeners };export default index;
+//# sourceMappingURL=popper-utils.js.map
diff --git a/src/js/popper-utils.min.js b/src/js/popper-utils.min.js
new file mode 100644
index 0000000..d332aee
--- /dev/null
+++ b/src/js/popper-utils.min.js
@@ -0,0 +1,5 @@
+/*
+ Copyright (C) Federico Zivolo 2017
+ Distributed under the MIT License (license terms are at http://opensource.org/licenses/MIT).
+ */function getStyleComputedProperty(a,b){if(1!==a.nodeType)return[];const c=window.getComputedStyle(a,null);return b?c[b]:c}function getParentNode(a){return'HTML'===a.nodeName?a:a.parentNode||a.host}function getScrollParent(a){if(!a||-1!==['HTML','BODY','#document'].indexOf(a.nodeName))return window.document.body;const{overflow:b,overflowX:c,overflowY:d}=getStyleComputedProperty(a);return /(auto|scroll)/.test(b+d+c)?a:getScrollParent(getParentNode(a))}function getOffsetParent(a){const b=a&&a.offsetParent,c=b&&b.nodeName;return c&&'BODY'!==c&&'HTML'!==c?-1!==['TD','TABLE'].indexOf(b.nodeName)&&'static'===getStyleComputedProperty(b,'position')?getOffsetParent(b):b:window.document.documentElement}function isOffsetContainer(a){const{nodeName:b}=a;return'BODY'!==b&&('HTML'===b||getOffsetParent(a.firstElementChild)===a)}function getRoot(a){return null===a.parentNode?a:getRoot(a.parentNode)}function findCommonOffsetParent(a,b){if(!a||!a.nodeType||!b||!b.nodeType)return window.document.documentElement;const c=a.compareDocumentPosition(b)&Node.DOCUMENT_POSITION_FOLLOWING,d=c?a:b,e=c?b:a,f=document.createRange();f.setStart(d,0),f.setEnd(e,0);const{commonAncestorContainer:g}=f;if(a!==g&&b!==g||d.contains(e))return isOffsetContainer(g)?g:getOffsetParent(g);const h=getRoot(a);return h.host?findCommonOffsetParent(h.host,b):findCommonOffsetParent(a,getRoot(b).host)}function getScroll(a,b='top'){const c='top'===b?'scrollTop':'scrollLeft',d=a.nodeName;if('BODY'===d||'HTML'===d){const a=window.document.documentElement,b=window.document.scrollingElement||a;return b[c]}return a[c]}function includeScroll(a,b,c=!1){const d=getScroll(b,'top'),e=getScroll(b,'left'),f=c?-1:1;return a.top+=d*f,a.bottom+=d*f,a.left+=e*f,a.right+=e*f,a}function getBordersSize(a,b){const c='x'===b?'Left':'Top',d='Left'==c?'Right':'Bottom';return+a[`border${c}Width`].split('px')[0]+ +a[`border${d}Width`].split('px')[0]}let isIE10;var isIE10$1=function(){return void 0==isIE10&&(isIE10=-1!==navigator.appVersion.indexOf('MSIE 10')),isIE10};function getSize(a,b,c,d){return Math.max(b[`offset${a}`],c[`client${a}`],c[`offset${a}`],isIE10$1()?c[`offset${a}`]+d[`margin${'Height'===a?'Top':'Left'}`]+d[`margin${'Height'===a?'Bottom':'Right'}`]:0)}function getWindowSizes(){const a=window.document.body,b=window.document.documentElement,c=isIE10$1()&&window.getComputedStyle(b);return{height:getSize('Height',a,b,c),width:getSize('Width',a,b,c)}}var _extends=Object.assign||function(a){for(var b,c=1;c<arguments.length;c++)for(var d in b=arguments[c],b)Object.prototype.hasOwnProperty.call(b,d)&&(a[d]=b[d]);return a};function getClientRect(a){return _extends({},a,{right:a.left+a.width,bottom:a.top+a.height})}function getBoundingClientRect(a){let b={};if(isIE10$1())try{b=a.getBoundingClientRect();const c=getScroll(a,'top'),d=getScroll(a,'left');b.top+=c,b.left+=d,b.bottom+=c,b.right+=d}catch(a){}else b=a.getBoundingClientRect();const c={left:b.left,top:b.top,width:b.right-b.left,height:b.bottom-b.top},d='HTML'===a.nodeName?getWindowSizes():{},e=d.width||a.clientWidth||c.right-c.left,f=d.height||a.clientHeight||c.bottom-c.top;let g=a.offsetWidth-e,h=a.offsetHeight-f;if(g||h){const b=getStyleComputedProperty(a);g-=getBordersSize(b,'x'),h-=getBordersSize(b,'y'),c.width-=g,c.height-=h}return getClientRect(c)}function getOffsetRectRelativeToArbitraryNode(a,b){const c=isIE10$1(),d='HTML'===b.nodeName,e=getBoundingClientRect(a),f=getBoundingClientRect(b),g=getScrollParent(a),h=getStyleComputedProperty(b),i=+h.borderTopWidth.split('px')[0],j=+h.borderLeftWidth.split('px')[0];let k=getClientRect({top:e.top-f.top-i,left:e.left-f.left-j,width:e.width,height:e.height});if(k.marginTop=0,k.marginLeft=0,!c&&d){const a=+h.marginTop.split('px')[0],b=+h.marginLeft.split('px')[0];k.top-=i-a,k.bottom-=i-a,k.left-=j-b,k.right-=j-b,k.marginTop=a,k.marginLeft=b}return(c?b.contains(g):b===g&&'BODY'!==g.nodeName)&&(k=includeScroll(k,b)),k}function getViewportOffsetRectRelativeToArtbitraryNode(a){var b=Math.max;const c=window.document.documentElement,d=getOffsetRectRelativeToArbitraryNode(a,c),e=b(c.clientWidth,window.innerWidth||0),f=b(c.clientHeight,window.innerHeight||0),g=getScroll(c),h=getScroll(c,'left'),i={top:g-d.top+d.marginTop,left:h-d.left+d.marginLeft,width:e,height:f};return getClientRect(i)}function isFixed(a){const b=a.nodeName;return'BODY'===b||'HTML'===b?!1:!('fixed'!==getStyleComputedProperty(a,'position'))||isFixed(getParentNode(a))}function getBoundaries(a,b,c,d){let e={top:0,left:0};const f=findCommonOffsetParent(a,b);if('viewport'===d)e=getViewportOffsetRectRelativeToArtbitraryNode(f);else{let b;'scrollParent'===d?(b=getScrollParent(getParentNode(a)),'BODY'===b.nodeName&&(b=window.document.documentElement)):'window'===d?b=window.document.documentElement:b=d;const c=getOffsetRectRelativeToArbitraryNode(b,f);if('HTML'===b.nodeName&&!isFixed(f)){const{height:a,width:b}=getWindowSizes();e.top+=c.top-c.marginTop,e.bottom=a+c.top,e.left+=c.left-c.marginLeft,e.right=b+c.left}else e=c}return e.left+=c,e.top+=c,e.right-=c,e.bottom-=c,e}function getArea({width:a,height:b}){return a*b}function computeAutoPlacement(a,b,c,d,e,f=0){if(-1===a.indexOf('auto'))return a;const g=getBoundaries(c,d,f,e),h={top:{width:g.width,height:b.top-g.top},right:{width:g.right-b.right,height:g.height},bottom:{width:g.width,height:g.bottom-b.bottom},left:{width:b.left-g.left,height:g.height}},i=Object.keys(h).map((a)=>_extends({key:a},h[a],{area:getArea(h[a])})).sort((c,a)=>a.area-c.area),j=i.filter(({width:a,height:b})=>a>=c.clientWidth&&b>=c.clientHeight),k=0<j.length?j[0].key:i[0].key,l=a.split('-')[1];return k+(l?`-${l}`:'')}const nativeHints=['native code','[object MutationObserverConstructor]'];var isNative=(a)=>nativeHints.some((b)=>-1<(a||'').toString().indexOf(b));const isBrowser='undefined'!=typeof window,longerTimeoutBrowsers=['Edge','Trident','Firefox'];let timeoutDuration=0;for(let a=0;a<longerTimeoutBrowsers.length;a+=1)if(isBrowser&&0<=navigator.userAgent.indexOf(longerTimeoutBrowsers[a])){timeoutDuration=1;break}function microtaskDebounce(a){let b=!1,c=0;const d=document.createElement('span'),e=new MutationObserver(()=>{a(),b=!1});return e.observe(d,{attributes:!0}),()=>{b||(b=!0,d.setAttribute('x-index',c),++c)}}function taskDebounce(a){let b=!1;return()=>{b||(b=!0,setTimeout(()=>{b=!1,a()},timeoutDuration))}}const supportsNativeMutationObserver=isBrowser&&isNative(window.MutationObserver);var debounce=supportsNativeMutationObserver?microtaskDebounce:taskDebounce;function find(a,b){return Array.prototype.find?a.find(b):a.filter(b)[0]}function findIndex(a,b,c){if(Array.prototype.findIndex)return a.findIndex((a)=>a[b]===c);const d=find(a,(a)=>a[b]===c);return a.indexOf(d)}function getOffsetRect(a){let b;if('HTML'===a.nodeName){const{width:a,height:c}=getWindowSizes();b={width:a,height:c,left:0,top:0}}else b={width:a.offsetWidth,height:a.offsetHeight,left:a.offsetLeft,top:a.offsetTop};return getClientRect(b)}function getOuterSizes(a){const b=window.getComputedStyle(a),c=parseFloat(b.marginTop)+parseFloat(b.marginBottom),d=parseFloat(b.marginLeft)+parseFloat(b.marginRight),e={width:a.offsetWidth+d,height:a.offsetHeight+c};return e}function getOppositePlacement(a){const b={left:'right',right:'left',bottom:'top',top:'bottom'};return a.replace(/left|right|bottom|top/g,(a)=>b[a])}function getPopperOffsets(a,b,c){c=c.split('-')[0];const d=getOuterSizes(a),e={width:d.width,height:d.height},f=-1!==['right','left'].indexOf(c),g=f?'top':'left',h=f?'left':'top',i=f?'height':'width',j=f?'width':'height';return e[g]=b[g]+b[i]/2-d[i]/2,e[h]=c===h?b[h]-d[j]:b[getOppositePlacement(h)],e}function getReferenceOffsets(a,b,c){const d=findCommonOffsetParent(b,c);return getOffsetRectRelativeToArbitraryNode(c,d)}function getSupportedPropertyName(a){const b=[!1,'ms','Webkit','Moz','O'],c=a.charAt(0).toUpperCase()+a.slice(1);for(let d=0;d<b.length-1;d++){const e=b[d],f=e?`${e}${c}`:a;if('undefined'!=typeof window.document.body.style[f])return f}return null}function isFunction(a){return a&&'[object Function]'==={}.toString.call(a)}function isModifierEnabled(a,b){return a.some(({name:a,enabled:c})=>c&&a===b)}function isModifierRequired(a,b,c){const d=find(a,({name:a})=>a===b),e=!!d&&a.some((a)=>{return a.name===c&&a.enabled&&a.order<d.order});if(!e){const a=`\`${b}\``,d=`\`${c}\``;console.warn(`${d} modifier is required by ${a} modifier in order to work, be sure to include it before ${a}!`)}return e}function isNumeric(a){return''!==a&&!isNaN(parseFloat(a))&&isFinite(a)}function removeEventListeners(a,b){return window.removeEventListener('resize',b.updateBound),b.scrollParents.forEach((a)=>{a.removeEventListener('scroll',b.updateBound)}),b.updateBound=null,b.scrollParents=[],b.scrollElement=null,b.eventsEnabled=!1,b}function runModifiers(a,b,c){const d=void 0===c?a:a.slice(0,findIndex(a,'name',c));return d.forEach((a)=>{a.function&&console.warn('`modifier.function` is deprecated, use `modifier.fn`!');const c=a.function||a.fn;a.enabled&&isFunction(c)&&(b.offsets.popper=getClientRect(b.offsets.popper),b.offsets.reference=getClientRect(b.offsets.reference),b=c(b,a))}),b}function setAttributes(a,b){Object.keys(b).forEach(function(c){const d=b[c];!1===d?a.removeAttribute(c):a.setAttribute(c,b[c])})}function setStyles(a,b){Object.keys(b).forEach((c)=>{let d='';-1!==['width','height','top','right','bottom','left'].indexOf(c)&&isNumeric(b[c])&&(d='px'),a.style[c]=b[c]+d})}function attachToScrollParents(a,b,c,d){const e='BODY'===a.nodeName,f=e?window:a;f.addEventListener(b,c,{passive:!0}),e||attachToScrollParents(getScrollParent(f.parentNode),b,c,d),d.push(f)}function setupEventListeners(a,b,c,d){c.updateBound=d,window.addEventListener('resize',c.updateBound,{passive:!0});const e=getScrollParent(a);return attachToScrollParents(e,'scroll',c.updateBound,c.scrollParents),c.scrollElement=e,c.eventsEnabled=!0,c}var index={computeAutoPlacement,debounce,findIndex,getBordersSize,getBoundaries,getBoundingClientRect,getClientRect,getOffsetParent,getOffsetRect,getOffsetRectRelativeToArbitraryNode,getOuterSizes,getParentNode,getPopperOffsets,getReferenceOffsets,getScroll,getScrollParent,getStyleComputedProperty,getSupportedPropertyName,getWindowSizes,isFixed,isFunction,isModifierEnabled,isModifierRequired,isNative,isNumeric,removeEventListeners,runModifiers,setAttributes,setStyles,setupEventListeners};export{computeAutoPlacement,debounce,findIndex,getBordersSize,getBoundaries,getBoundingClientRect,getClientRect,getOffsetParent,getOffsetRect,getOffsetRectRelativeToArbitraryNode,getOuterSizes,getParentNode,getPopperOffsets,getReferenceOffsets,getScroll,getScrollParent,getStyleComputedProperty,getSupportedPropertyName,getWindowSizes,isFixed,isFunction,isModifierEnabled,isModifierRequired,isNative,isNumeric,removeEventListeners,runModifiers,setAttributes,setStyles,setupEventListeners};export default index;
+//# sourceMappingURL=popper-utils.min.js.map
diff --git a/src/js/popper.js b/src/js/popper.js
new file mode 100644
index 0000000..61dd467
--- /dev/null
+++ b/src/js/popper.js
@@ -0,0 +1,2288 @@
+/**!
+ * @fileOverview Kickass library to create and place poppers near their reference elements.
+ * @version 1.11.0
+ * @license
+ * Copyright (c) 2016 Federico Zivolo and contributors
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+const nativeHints = ['native code', '[object MutationObserverConstructor]'];
+
+/**
+ * Determine if a function is implemented natively (as opposed to a polyfill).
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Function | undefined} fn the function to check
+ * @returns {Boolean}
+ */
+var isNative = (fn => nativeHints.some(hint => (fn || '').toString().indexOf(hint) > -1));
+
+const isBrowser = typeof window !== 'undefined';
+const longerTimeoutBrowsers = ['Edge', 'Trident', 'Firefox'];
+let timeoutDuration = 0;
+for (let i = 0; i < longerTimeoutBrowsers.length; i += 1) {
+  if (isBrowser && navigator.userAgent.indexOf(longerTimeoutBrowsers[i]) >= 0) {
+    timeoutDuration = 1;
+    break;
+  }
+}
+
+function microtaskDebounce(fn) {
+  let scheduled = false;
+  let i = 0;
+  const elem = document.createElement('span');
+
+  // MutationObserver provides a mechanism for scheduling microtasks, which
+  // are scheduled *before* the next task. This gives us a way to debounce
+  // a function but ensure it's called *before* the next paint.
+  const observer = new MutationObserver(() => {
+    fn();
+    scheduled = false;
+  });
+
+  observer.observe(elem, { attributes: true });
+
+  return () => {
+    if (!scheduled) {
+      scheduled = true;
+      elem.setAttribute('x-index', i);
+      i = i + 1; // don't use compund (+=) because it doesn't get optimized in V8
+    }
+  };
+}
+
+function taskDebounce(fn) {
+  let scheduled = false;
+  return () => {
+    if (!scheduled) {
+      scheduled = true;
+      setTimeout(() => {
+        scheduled = false;
+        fn();
+      }, timeoutDuration);
+    }
+  };
+}
+
+// It's common for MutationObserver polyfills to be seen in the wild, however
+// these rely on Mutation Events which only occur when an element is connected
+// to the DOM. The algorithm used in this module does not use a connected element,
+// and so we must ensure that a *native* MutationObserver is available.
+const supportsNativeMutationObserver = isBrowser && isNative(window.MutationObserver);
+
+/**
+* Create a debounced version of a method, that's asynchronously deferred
+* but called in the minimum time possible.
+*
+* @method
+* @memberof Popper.Utils
+* @argument {Function} fn
+* @returns {Function}
+*/
+var debounce = supportsNativeMutationObserver ? microtaskDebounce : taskDebounce;
+
+/**
+ * Check if the given variable is a function
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Any} functionToCheck - variable to check
+ * @returns {Boolean} answer to: is a function?
+ */
+function isFunction(functionToCheck) {
+  const getType = {};
+  return functionToCheck && getType.toString.call(functionToCheck) === '[object Function]';
+}
+
+/**
+ * Get CSS computed property of the given element
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Eement} element
+ * @argument {String} property
+ */
+function getStyleComputedProperty(element, property) {
+  if (element.nodeType !== 1) {
+    return [];
+  }
+  // NOTE: 1 DOM access here
+  const css = window.getComputedStyle(element, null);
+  return property ? css[property] : css;
+}
+
+/**
+ * Returns the parentNode or the host of the element
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Element} element
+ * @returns {Element} parent
+ */
+function getParentNode(element) {
+  if (element.nodeName === 'HTML') {
+    return element;
+  }
+  return element.parentNode || element.host;
+}
+
+/**
+ * Returns the scrolling parent of the given element
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Element} element
+ * @returns {Element} scroll parent
+ */
+function getScrollParent(element) {
+  // Return body, `getScroll` will take care to get the correct `scrollTop` from it
+  if (!element || ['HTML', 'BODY', '#document'].indexOf(element.nodeName) !== -1) {
+    return window.document.body;
+  }
+
+  // Firefox want us to check `-x` and `-y` variations as well
+  const { overflow, overflowX, overflowY } = getStyleComputedProperty(element);
+  if (/(auto|scroll)/.test(overflow + overflowY + overflowX)) {
+    return element;
+  }
+
+  return getScrollParent(getParentNode(element));
+}
+
+/**
+ * Returns the offset parent of the given element
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Element} element
+ * @returns {Element} offset parent
+ */
+function getOffsetParent(element) {
+  // NOTE: 1 DOM access here
+  const offsetParent = element && element.offsetParent;
+  const nodeName = offsetParent && offsetParent.nodeName;
+
+  if (!nodeName || nodeName === 'BODY' || nodeName === 'HTML') {
+    return window.document.documentElement;
+  }
+
+  // .offsetParent will return the closest TD or TABLE in case
+  // no offsetParent is present, I hate this job...
+  if (['TD', 'TABLE'].indexOf(offsetParent.nodeName) !== -1 && getStyleComputedProperty(offsetParent, 'position') === 'static') {
+    return getOffsetParent(offsetParent);
+  }
+
+  return offsetParent;
+}
+
+function isOffsetContainer(element) {
+  const { nodeName } = element;
+  if (nodeName === 'BODY') {
+    return false;
+  }
+  return nodeName === 'HTML' || getOffsetParent(element.firstElementChild) === element;
+}
+
+/**
+ * Finds the root node (document, shadowDOM root) of the given element
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Element} node
+ * @returns {Element} root node
+ */
+function getRoot(node) {
+  if (node.parentNode !== null) {
+    return getRoot(node.parentNode);
+  }
+
+  return node;
+}
+
+/**
+ * Finds the offset parent common to the two provided nodes
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Element} element1
+ * @argument {Element} element2
+ * @returns {Element} common offset parent
+ */
+function findCommonOffsetParent(element1, element2) {
+  // This check is needed to avoid errors in case one of the elements isn't defined for any reason
+  if (!element1 || !element1.nodeType || !element2 || !element2.nodeType) {
+    return window.document.documentElement;
+  }
+
+  // Here we make sure to give as "start" the element that comes first in the DOM
+  const order = element1.compareDocumentPosition(element2) & Node.DOCUMENT_POSITION_FOLLOWING;
+  const start = order ? element1 : element2;
+  const end = order ? element2 : element1;
+
+  // Get common ancestor container
+  const range = document.createRange();
+  range.setStart(start, 0);
+  range.setEnd(end, 0);
+  const { commonAncestorContainer } = range;
+
+  // Both nodes are inside #document
+  if (element1 !== commonAncestorContainer && element2 !== commonAncestorContainer || start.contains(end)) {
+    if (isOffsetContainer(commonAncestorContainer)) {
+      return commonAncestorContainer;
+    }
+
+    return getOffsetParent(commonAncestorContainer);
+  }
+
+  // one of the nodes is inside shadowDOM, find which one
+  const element1root = getRoot(element1);
+  if (element1root.host) {
+    return findCommonOffsetParent(element1root.host, element2);
+  } else {
+    return findCommonOffsetParent(element1, getRoot(element2).host);
+  }
+}
+
+/**
+ * Gets the scroll value of the given element in the given side (top and left)
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Element} element
+ * @argument {String} side `top` or `left`
+ * @returns {number} amount of scrolled pixels
+ */
+function getScroll(element, side = 'top') {
+  const upperSide = side === 'top' ? 'scrollTop' : 'scrollLeft';
+  const nodeName = element.nodeName;
+
+  if (nodeName === 'BODY' || nodeName === 'HTML') {
+    const html = window.document.documentElement;
+    const scrollingElement = window.document.scrollingElement || html;
+    return scrollingElement[upperSide];
+  }
+
+  return element[upperSide];
+}
+
+/*
+ * Sum or subtract the element scroll values (left and top) from a given rect object
+ * @method
+ * @memberof Popper.Utils
+ * @param {Object} rect - Rect object you want to change
+ * @param {HTMLElement} element - The element from the function reads the scroll values
+ * @param {Boolean} subtract - set to true if you want to subtract the scroll values
+ * @return {Object} rect - The modifier rect object
+ */
+function includeScroll(rect, element, subtract = false) {
+  const scrollTop = getScroll(element, 'top');
+  const scrollLeft = getScroll(element, 'left');
+  const modifier = subtract ? -1 : 1;
+  rect.top += scrollTop * modifier;
+  rect.bottom += scrollTop * modifier;
+  rect.left += scrollLeft * modifier;
+  rect.right += scrollLeft * modifier;
+  return rect;
+}
+
+/*
+ * Helper to detect borders of a given element
+ * @method
+ * @memberof Popper.Utils
+ * @param {CSSStyleDeclaration} styles
+ * Result of `getStyleComputedProperty` on the given element
+ * @param {String} axis - `x` or `y`
+ * @return {number} borders - The borders size of the given axis
+ */
+
+function getBordersSize(styles, axis) {
+  const sideA = axis === 'x' ? 'Left' : 'Top';
+  const sideB = sideA === 'Left' ? 'Right' : 'Bottom';
+
+  return +styles[`border${sideA}Width`].split('px')[0] + +styles[`border${sideB}Width`].split('px')[0];
+}
+
+/**
+ * Tells if you are running Internet Explorer 10
+ * @method
+ * @memberof Popper.Utils
+ * @returns {Boolean} isIE10
+ */
+let isIE10 = undefined;
+
+var isIE10$1 = function () {
+  if (isIE10 === undefined) {
+    isIE10 = navigator.appVersion.indexOf('MSIE 10') !== -1;
+  }
+  return isIE10;
+};
+
+function getSize(axis, body, html, computedStyle) {
+  return Math.max(body[`offset${axis}`], html[`client${axis}`], html[`offset${axis}`], isIE10$1() ? html[`offset${axis}`] + computedStyle[`margin${axis === 'Height' ? 'Top' : 'Left'}`] + computedStyle[`margin${axis === 'Height' ? 'Bottom' : 'Right'}`] : 0);
+}
+
+function getWindowSizes() {
+  const body = window.document.body;
+  const html = window.document.documentElement;
+  const computedStyle = isIE10$1() && window.getComputedStyle(html);
+
+  return {
+    height: getSize('Height', body, html, computedStyle),
+    width: getSize('Width', body, html, computedStyle)
+  };
+}
+
+var _extends = Object.assign || function (target) {
+  for (var i = 1; i < arguments.length; i++) {
+    var source = arguments[i];
+
+    for (var key in source) {
+      if (Object.prototype.hasOwnProperty.call(source, key)) {
+        target[key] = source[key];
+      }
+    }
+  }
+
+  return target;
+};
+
+/**
+ * Given element offsets, generate an output similar to getBoundingClientRect
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Object} offsets
+ * @returns {Object} ClientRect like output
+ */
+function getClientRect(offsets) {
+  return _extends({}, offsets, {
+    right: offsets.left + offsets.width,
+    bottom: offsets.top + offsets.height
+  });
+}
+
+/**
+ * Get bounding client rect of given element
+ * @method
+ * @memberof Popper.Utils
+ * @param {HTMLElement} element
+ * @return {Object} client rect
+ */
+function getBoundingClientRect(element) {
+  let rect = {};
+
+  // IE10 10 FIX: Please, don't ask, the element isn't
+  // considered in DOM in some circumstances...
+  // This isn't reproducible in IE10 compatibility mode of IE11
+  if (isIE10$1()) {
+    try {
+      rect = element.getBoundingClientRect();
+      const scrollTop = getScroll(element, 'top');
+      const scrollLeft = getScroll(element, 'left');
+      rect.top += scrollTop;
+      rect.left += scrollLeft;
+      rect.bottom += scrollTop;
+      rect.right += scrollLeft;
+    } catch (err) {}
+  } else {
+    rect = element.getBoundingClientRect();
+  }
+
+  const result = {
+    left: rect.left,
+    top: rect.top,
+    width: rect.right - rect.left,
+    height: rect.bottom - rect.top
+  };
+
+  // subtract scrollbar size from sizes
+  const sizes = element.nodeName === 'HTML' ? getWindowSizes() : {};
+  const width = sizes.width || element.clientWidth || result.right - result.left;
+  const height = sizes.height || element.clientHeight || result.bottom - result.top;
+
+  let horizScrollbar = element.offsetWidth - width;
+  let vertScrollbar = element.offsetHeight - height;
+
+  // if an hypothetical scrollbar is detected, we must be sure it's not a `border`
+  // we make this check conditional for performance reasons
+  if (horizScrollbar || vertScrollbar) {
+    const styles = getStyleComputedProperty(element);
+    horizScrollbar -= getBordersSize(styles, 'x');
+    vertScrollbar -= getBordersSize(styles, 'y');
+
+    result.width -= horizScrollbar;
+    result.height -= vertScrollbar;
+  }
+
+  return getClientRect(result);
+}
+
+function getOffsetRectRelativeToArbitraryNode(children, parent) {
+  const isIE10 = isIE10$1();
+  const isHTML = parent.nodeName === 'HTML';
+  const childrenRect = getBoundingClientRect(children);
+  const parentRect = getBoundingClientRect(parent);
+  const scrollParent = getScrollParent(children);
+
+  const styles = getStyleComputedProperty(parent);
+  const borderTopWidth = +styles.borderTopWidth.split('px')[0];
+  const borderLeftWidth = +styles.borderLeftWidth.split('px')[0];
+
+  let offsets = getClientRect({
+    top: childrenRect.top - parentRect.top - borderTopWidth,
+    left: childrenRect.left - parentRect.left - borderLeftWidth,
+    width: childrenRect.width,
+    height: childrenRect.height
+  });
+  offsets.marginTop = 0;
+  offsets.marginLeft = 0;
+
+  // Subtract margins of documentElement in case it's being used as parent
+  // we do this only on HTML because it's the only element that behaves
+  // differently when margins are applied to it. The margins are included in
+  // the box of the documentElement, in the other cases not.
+  if (!isIE10 && isHTML) {
+    const marginTop = +styles.marginTop.split('px')[0];
+    const marginLeft = +styles.marginLeft.split('px')[0];
+
+    offsets.top -= borderTopWidth - marginTop;
+    offsets.bottom -= borderTopWidth - marginTop;
+    offsets.left -= borderLeftWidth - marginLeft;
+    offsets.right -= borderLeftWidth - marginLeft;
+
+    // Attach marginTop and marginLeft because in some circumstances we may need them
+    offsets.marginTop = marginTop;
+    offsets.marginLeft = marginLeft;
+  }
+
+  if (isIE10 ? parent.contains(scrollParent) : parent === scrollParent && scrollParent.nodeName !== 'BODY') {
+    offsets = includeScroll(offsets, parent);
+  }
+
+  return offsets;
+}
+
+function getViewportOffsetRectRelativeToArtbitraryNode(element) {
+  const html = window.document.documentElement;
+  const relativeOffset = getOffsetRectRelativeToArbitraryNode(element, html);
+  const width = Math.max(html.clientWidth, window.innerWidth || 0);
+  const height = Math.max(html.clientHeight, window.innerHeight || 0);
+
+  const scrollTop = getScroll(html);
+  const scrollLeft = getScroll(html, 'left');
+
+  const offset = {
+    top: scrollTop - relativeOffset.top + relativeOffset.marginTop,
+    left: scrollLeft - relativeOffset.left + relativeOffset.marginLeft,
+    width,
+    height
+  };
+
+  return getClientRect(offset);
+}
+
+/**
+ * Check if the given element is fixed or is inside a fixed parent
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Element} element
+ * @argument {Element} customContainer
+ * @returns {Boolean} answer to "isFixed?"
+ */
+function isFixed(element) {
+  const nodeName = element.nodeName;
+  if (nodeName === 'BODY' || nodeName === 'HTML') {
+    return false;
+  }
+  if (getStyleComputedProperty(element, 'position') === 'fixed') {
+    return true;
+  }
+  return isFixed(getParentNode(element));
+}
+
+/**
+ * Computed the boundaries limits and return them
+ * @method
+ * @memberof Popper.Utils
+ * @param {HTMLElement} popper
+ * @param {HTMLElement} reference
+ * @param {number} padding
+ * @param {HTMLElement} boundariesElement - Element used to define the boundaries
+ * @returns {Object} Coordinates of the boundaries
+ */
+function getBoundaries(popper, reference, padding, boundariesElement) {
+  // NOTE: 1 DOM access here
+  let boundaries = { top: 0, left: 0 };
+  const offsetParent = findCommonOffsetParent(popper, reference);
+
+  // Handle viewport case
+  if (boundariesElement === 'viewport') {
+    boundaries = getViewportOffsetRectRelativeToArtbitraryNode(offsetParent);
+  } else {
+    // Handle other cases based on DOM element used as boundaries
+    let boundariesNode;
+    if (boundariesElement === 'scrollParent') {
+      boundariesNode = getScrollParent(getParentNode(popper));
+      if (boundariesNode.nodeName === 'BODY') {
+        boundariesNode = window.document.documentElement;
+      }
+    } else if (boundariesElement === 'window') {
+      boundariesNode = window.document.documentElement;
+    } else {
+      boundariesNode = boundariesElement;
+    }
+
+    const offsets = getOffsetRectRelativeToArbitraryNode(boundariesNode, offsetParent);
+
+    // In case of HTML, we need a different computation
+    if (boundariesNode.nodeName === 'HTML' && !isFixed(offsetParent)) {
+      const { height, width } = getWindowSizes();
+      boundaries.top += offsets.top - offsets.marginTop;
+      boundaries.bottom = height + offsets.top;
+      boundaries.left += offsets.left - offsets.marginLeft;
+      boundaries.right = width + offsets.left;
+    } else {
+      // for all the other DOM elements, this one is good
+      boundaries = offsets;
+    }
+  }
+
+  // Add paddings
+  boundaries.left += padding;
+  boundaries.top += padding;
+  boundaries.right -= padding;
+  boundaries.bottom -= padding;
+
+  return boundaries;
+}
+
+function getArea({ width, height }) {
+  return width * height;
+}
+
+/**
+ * Utility used to transform the `auto` placement to the placement with more
+ * available space.
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Object} data - The data object generated by update method
+ * @argument {Object} options - Modifiers configuration and options
+ * @returns {Object} The data object, properly modified
+ */
+function computeAutoPlacement(placement, refRect, popper, reference, boundariesElement, padding = 0) {
+  if (placement.indexOf('auto') === -1) {
+    return placement;
+  }
+
+  const boundaries = getBoundaries(popper, reference, padding, boundariesElement);
+
+  const rects = {
+    top: {
+      width: boundaries.width,
+      height: refRect.top - boundaries.top
+    },
+    right: {
+      width: boundaries.right - refRect.right,
+      height: boundaries.height
+    },
+    bottom: {
+      width: boundaries.width,
+      height: boundaries.bottom - refRect.bottom
+    },
+    left: {
+      width: refRect.left - boundaries.left,
+      height: boundaries.height
+    }
+  };
+
+  const sortedAreas = Object.keys(rects).map(key => _extends({
+    key
+  }, rects[key], {
+    area: getArea(rects[key])
+  })).sort((a, b) => b.area - a.area);
+
+  const filteredAreas = sortedAreas.filter(({ width, height }) => width >= popper.clientWidth && height >= popper.clientHeight);
+
+  const computedPlacement = filteredAreas.length > 0 ? filteredAreas[0].key : sortedAreas[0].key;
+
+  const variation = placement.split('-')[1];
+
+  return computedPlacement + (variation ? `-${variation}` : '');
+}
+
+/**
+ * Get offsets to the reference element
+ * @method
+ * @memberof Popper.Utils
+ * @param {Object} state
+ * @param {Element} popper - the popper element
+ * @param {Element} reference - the reference element (the popper will be relative to this)
+ * @returns {Object} An object containing the offsets which will be applied to the popper
+ */
+function getReferenceOffsets(state, popper, reference) {
+  const commonOffsetParent = findCommonOffsetParent(popper, reference);
+  return getOffsetRectRelativeToArbitraryNode(reference, commonOffsetParent);
+}
+
+/**
+ * Get the outer sizes of the given element (offset size + margins)
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Element} element
+ * @returns {Object} object containing width and height properties
+ */
+function getOuterSizes(element) {
+  const styles = window.getComputedStyle(element);
+  const x = parseFloat(styles.marginTop) + parseFloat(styles.marginBottom);
+  const y = parseFloat(styles.marginLeft) + parseFloat(styles.marginRight);
+  const result = {
+    width: element.offsetWidth + y,
+    height: element.offsetHeight + x
+  };
+  return result;
+}
+
+/**
+ * Get the opposite placement of the given one
+ * @method
+ * @memberof Popper.Utils
+ * @argument {String} placement
+ * @returns {String} flipped placement
+ */
+function getOppositePlacement(placement) {
+  const hash = { left: 'right', right: 'left', bottom: 'top', top: 'bottom' };
+  return placement.replace(/left|right|bottom|top/g, matched => hash[matched]);
+}
+
+/**
+ * Get offsets to the popper
+ * @method
+ * @memberof Popper.Utils
+ * @param {Object} position - CSS position the Popper will get applied
+ * @param {HTMLElement} popper - the popper element
+ * @param {Object} referenceOffsets - the reference offsets (the popper will be relative to this)
+ * @param {String} placement - one of the valid placement options
+ * @returns {Object} popperOffsets - An object containing the offsets which will be applied to the popper
+ */
+function getPopperOffsets(popper, referenceOffsets, placement) {
+  placement = placement.split('-')[0];
+
+  // Get popper node sizes
+  const popperRect = getOuterSizes(popper);
+
+  // Add position, width and height to our offsets object
+  const popperOffsets = {
+    width: popperRect.width,
+    height: popperRect.height
+  };
+
+  // depending by the popper placement we have to compute its offsets slightly differently
+  const isHoriz = ['right', 'left'].indexOf(placement) !== -1;
+  const mainSide = isHoriz ? 'top' : 'left';
+  const secondarySide = isHoriz ? 'left' : 'top';
+  const measurement = isHoriz ? 'height' : 'width';
+  const secondaryMeasurement = !isHoriz ? 'height' : 'width';
+
+  popperOffsets[mainSide] = referenceOffsets[mainSide] + referenceOffsets[measurement] / 2 - popperRect[measurement] / 2;
+  if (placement === secondarySide) {
+    popperOffsets[secondarySide] = referenceOffsets[secondarySide] - popperRect[secondaryMeasurement];
+  } else {
+    popperOffsets[secondarySide] = referenceOffsets[getOppositePlacement(secondarySide)];
+  }
+
+  return popperOffsets;
+}
+
+/**
+ * Mimics the `find` method of Array
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Array} arr
+ * @argument prop
+ * @argument value
+ * @returns index or -1
+ */
+function find(arr, check) {
+  // use native find if supported
+  if (Array.prototype.find) {
+    return arr.find(check);
+  }
+
+  // use `filter` to obtain the same behavior of `find`
+  return arr.filter(check)[0];
+}
+
+/**
+ * Return the index of the matching object
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Array} arr
+ * @argument prop
+ * @argument value
+ * @returns index or -1
+ */
+function findIndex(arr, prop, value) {
+  // use native findIndex if supported
+  if (Array.prototype.findIndex) {
+    return arr.findIndex(cur => cur[prop] === value);
+  }
+
+  // use `find` + `indexOf` if `findIndex` isn't supported
+  const match = find(arr, obj => obj[prop] === value);
+  return arr.indexOf(match);
+}
+
+/**
+ * Loop trough the list of modifiers and run them in order,
+ * each of them will then edit the data object.
+ * @method
+ * @memberof Popper.Utils
+ * @param {dataObject} data
+ * @param {Array} modifiers
+ * @param {String} ends - Optional modifier name used as stopper
+ * @returns {dataObject}
+ */
+function runModifiers(modifiers, data, ends) {
+  const modifiersToRun = ends === undefined ? modifiers : modifiers.slice(0, findIndex(modifiers, 'name', ends));
+
+  modifiersToRun.forEach(modifier => {
+    if (modifier.function) {
+      console.warn('`modifier.function` is deprecated, use `modifier.fn`!');
+    }
+    const fn = modifier.function || modifier.fn;
+    if (modifier.enabled && isFunction(fn)) {
+      // Add properties to offsets to make them a complete clientRect object
+      // we do this before each modifier to make sure the previous one doesn't
+      // mess with these values
+      data.offsets.popper = getClientRect(data.offsets.popper);
+      data.offsets.reference = getClientRect(data.offsets.reference);
+
+      data = fn(data, modifier);
+    }
+  });
+
+  return data;
+}
+
+/**
+ * Updates the position of the popper, computing the new offsets and applying
+ * the new style.<br />
+ * Prefer `scheduleUpdate` over `update` because of performance reasons.
+ * @method
+ * @memberof Popper
+ */
+function update() {
+  // if popper is destroyed, don't perform any further update
+  if (this.state.isDestroyed) {
+    return;
+  }
+
+  let data = {
+    instance: this,
+    styles: {},
+    attributes: {},
+    flipped: false,
+    offsets: {}
+  };
+
+  // compute reference element offsets
+  data.offsets.reference = getReferenceOffsets(this.state, this.popper, this.reference);
+
+  // compute auto placement, store placement inside the data object,
+  // modifiers will be able to edit `placement` if needed
+  // and refer to originalPlacement to know the original value
+  data.placement = computeAutoPlacement(this.options.placement, data.offsets.reference, this.popper, this.reference, this.options.modifiers.flip.boundariesElement, this.options.modifiers.flip.padding);
+
+  // store the computed placement inside `originalPlacement`
+  data.originalPlacement = data.placement;
+
+  // compute the popper offsets
+  data.offsets.popper = getPopperOffsets(this.popper, data.offsets.reference, data.placement);
+  data.offsets.popper.position = 'absolute';
+
+  // run the modifiers
+  data = runModifiers(this.modifiers, data);
+
+  // the first `update` will call `onCreate` callback
+  // the other ones will call `onUpdate` callback
+  if (!this.state.isCreated) {
+    this.state.isCreated = true;
+    this.options.onCreate(data);
+  } else {
+    this.options.onUpdate(data);
+  }
+}
+
+/**
+ * Helper used to know if the given modifier is enabled.
+ * @method
+ * @memberof Popper.Utils
+ * @returns {Boolean}
+ */
+function isModifierEnabled(modifiers, modifierName) {
+  return modifiers.some(({ name, enabled }) => enabled && name === modifierName);
+}
+
+/**
+ * Get the prefixed supported property name
+ * @method
+ * @memberof Popper.Utils
+ * @argument {String} property (camelCase)
+ * @returns {String} prefixed property (camelCase or PascalCase, depending on the vendor prefix)
+ */
+function getSupportedPropertyName(property) {
+  const prefixes = [false, 'ms', 'Webkit', 'Moz', 'O'];
+  const upperProp = property.charAt(0).toUpperCase() + property.slice(1);
+
+  for (let i = 0; i < prefixes.length - 1; i++) {
+    const prefix = prefixes[i];
+    const toCheck = prefix ? `${prefix}${upperProp}` : property;
+    if (typeof window.document.body.style[toCheck] !== 'undefined') {
+      return toCheck;
+    }
+  }
+  return null;
+}
+
+/**
+ * Destroy the popper
+ * @method
+ * @memberof Popper
+ */
+function destroy() {
+  this.state.isDestroyed = true;
+
+  // touch DOM only if `applyStyle` modifier is enabled
+  if (isModifierEnabled(this.modifiers, 'applyStyle')) {
+    this.popper.removeAttribute('x-placement');
+    this.popper.style.left = '';
+    this.popper.style.position = '';
+    this.popper.style.top = '';
+    this.popper.style[getSupportedPropertyName('transform')] = '';
+  }
+
+  this.disableEventListeners();
+
+  // remove the popper if user explicity asked for the deletion on destroy
+  // do not use `remove` because IE11 doesn't support it
+  if (this.options.removeOnDestroy) {
+    this.popper.parentNode.removeChild(this.popper);
+  }
+  return this;
+}
+
+function attachToScrollParents(scrollParent, event, callback, scrollParents) {
+  const isBody = scrollParent.nodeName === 'BODY';
+  const target = isBody ? window : scrollParent;
+  target.addEventListener(event, callback, { passive: true });
+
+  if (!isBody) {
+    attachToScrollParents(getScrollParent(target.parentNode), event, callback, scrollParents);
+  }
+  scrollParents.push(target);
+}
+
+/**
+ * Setup needed event listeners used to update the popper position
+ * @method
+ * @memberof Popper.Utils
+ * @private
+ */
+function setupEventListeners(reference, options, state, updateBound) {
+  // Resize event listener on window
+  state.updateBound = updateBound;
+  window.addEventListener('resize', state.updateBound, { passive: true });
+
+  // Scroll event listener on scroll parents
+  const scrollElement = getScrollParent(reference);
+  attachToScrollParents(scrollElement, 'scroll', state.updateBound, state.scrollParents);
+  state.scrollElement = scrollElement;
+  state.eventsEnabled = true;
+
+  return state;
+}
+
+/**
+ * It will add resize/scroll events and start recalculating
+ * position of the popper element when they are triggered.
+ * @method
+ * @memberof Popper
+ */
+function enableEventListeners() {
+  if (!this.state.eventsEnabled) {
+    this.state = setupEventListeners(this.reference, this.options, this.state, this.scheduleUpdate);
+  }
+}
+
+/**
+ * Remove event listeners used to update the popper position
+ * @method
+ * @memberof Popper.Utils
+ * @private
+ */
+function removeEventListeners(reference, state) {
+  // Remove resize event listener on window
+  window.removeEventListener('resize', state.updateBound);
+
+  // Remove scroll event listener on scroll parents
+  state.scrollParents.forEach(target => {
+    target.removeEventListener('scroll', state.updateBound);
+  });
+
+  // Reset state
+  state.updateBound = null;
+  state.scrollParents = [];
+  state.scrollElement = null;
+  state.eventsEnabled = false;
+  return state;
+}
+
+/**
+ * It will remove resize/scroll events and won't recalculate popper position
+ * when they are triggered. It also won't trigger onUpdate callback anymore,
+ * unless you call `update` method manually.
+ * @method
+ * @memberof Popper
+ */
+function disableEventListeners() {
+  if (this.state.eventsEnabled) {
+    window.cancelAnimationFrame(this.scheduleUpdate);
+    this.state = removeEventListeners(this.reference, this.state);
+  }
+}
+
+/**
+ * Tells if a given input is a number
+ * @method
+ * @memberof Popper.Utils
+ * @param {*} input to check
+ * @return {Boolean}
+ */
+function isNumeric(n) {
+  return n !== '' && !isNaN(parseFloat(n)) && isFinite(n);
+}
+
+/**
+ * Set the style to the given popper
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Element} element - Element to apply the style to
+ * @argument {Object} styles
+ * Object with a list of properties and values which will be applied to the element
+ */
+function setStyles(element, styles) {
+  Object.keys(styles).forEach(prop => {
+    let unit = '';
+    // add unit if the value is numeric and is one of the following
+    if (['width', 'height', 'top', 'right', 'bottom', 'left'].indexOf(prop) !== -1 && isNumeric(styles[prop])) {
+      unit = 'px';
+    }
+    element.style[prop] = styles[prop] + unit;
+  });
+}
+
+/**
+ * Set the attributes to the given popper
+ * @method
+ * @memberof Popper.Utils
+ * @argument {Element} element - Element to apply the attributes to
+ * @argument {Object} styles
+ * Object with a list of properties and values which will be applied to the element
+ */
+function setAttributes(element, attributes) {
+  Object.keys(attributes).forEach(function (prop) {
+    const value = attributes[prop];
+    if (value !== false) {
+      element.setAttribute(prop, attributes[prop]);
+    } else {
+      element.removeAttribute(prop);
+    }
+  });
+}
+
+/**
+ * @function
+ * @memberof Modifiers
+ * @argument {Object} data - The data object generated by `update` method
+ * @argument {Object} data.styles - List of style properties - values to apply to popper element
+ * @argument {Object} data.attributes - List of attribute properties - values to apply to popper element
+ * @argument {Object} options - Modifiers configuration and options
+ * @returns {Object} The same data object
+ */
+function applyStyle(data) {
+  // any property present in `data.styles` will be applied to the popper,
+  // in this way we can make the 3rd party modifiers add custom styles to it
+  // Be aware, modifiers could override the properties defined in the previous
+  // lines of this modifier!
+  setStyles(data.instance.popper, data.styles);
+
+  // any property present in `data.attributes` will be applied to the popper,
+  // they will be set as HTML attributes of the element
+  setAttributes(data.instance.popper, data.attributes);
+
+  // if the arrow style has been computed, apply the arrow style
+  if (data.offsets.arrow) {
+    setStyles(data.arrowElement, data.offsets.arrow);
+  }
+
+  return data;
+}
+
+/**
+ * Set the x-placement attribute before everything else because it could be used
+ * to add margins to the popper margins needs to be calculated to get the
+ * correct popper offsets.
+ * @method
+ * @memberof Popper.modifiers
+ * @param {HTMLElement} reference - The reference element used to position the popper
+ * @param {HTMLElement} popper - The HTML element used as popper.
+ * @param {Object} options - Popper.js options
+ */
+function applyStyleOnLoad(reference, popper, options, modifierOptions, state) {
+  // compute reference element offsets
+  const referenceOffsets = getReferenceOffsets(state, popper, reference);
+
+  // compute auto placement, store placement inside the data object,
+  // modifiers will be able to edit `placement` if needed
+  // and refer to originalPlacement to know the original value
+  const placement = computeAutoPlacement(options.placement, referenceOffsets, popper, reference, options.modifiers.flip.boundariesElement, options.modifiers.flip.padding);
+
+  popper.setAttribute('x-placement', placement);
+
+  // Apply `position` to popper before anything else because
+  // without the position applied we can't guarantee correct computations
+  setStyles(popper, { position: 'absolute' });
+
+  return options;
+}
+
+/**
+ * @function
+ * @memberof Modifiers
+ * @argument {Object} data - The data object generated by `update` method
+ * @argument {Object} options - Modifiers configuration and options
+ * @returns {Object} The data object, properly modified
+ */
+function computeStyle(data, options) {
+  const { x, y } = options;
+  const { popper } = data.offsets;
+
+  // Remove this legacy support in Popper.js v2
+  const legacyGpuAccelerationOption = find(data.instance.modifiers, modifier => modifier.name === 'applyStyle').gpuAcceleration;
+  if (legacyGpuAccelerationOption !== undefined) {
+    console.warn('WARNING: `gpuAcceleration` option moved to `computeStyle` modifier and will not be supported in future versions of Popper.js!');
+  }
+  const gpuAcceleration = legacyGpuAccelerationOption !== undefined ? legacyGpuAccelerationOption : options.gpuAcceleration;
+
+  const offsetParent = getOffsetParent(data.instance.popper);
+  const offsetParentRect = getBoundingClientRect(offsetParent);
+
+  // Styles
+  const styles = {
+    position: popper.position
+  };
+
+  // floor sides to avoid blurry text
+  const offsets = {
+    left: Math.floor(popper.left),
+    top: Math.floor(popper.top),
+    bottom: Math.floor(popper.bottom),
+    right: Math.floor(popper.right)
+  };
+
+  const sideA = x === 'bottom' ? 'top' : 'bottom';
+  const sideB = y === 'right' ? 'left' : 'right';
+
+  // if gpuAcceleration is set to `true` and transform is supported,
+  //  we use `translate3d` to apply the position to the popper we
+  // automatically use the supported prefixed version if needed
+  const prefixedProperty = getSupportedPropertyName('transform');
+
+  // now, let's make a step back and look at this code closely (wtf?)
+  // If the content of the popper grows once it's been positioned, it
+  // may happen that the popper gets misplaced because of the new content
+  // overflowing its reference element
+  // To avoid this problem, we provide two options (x and y), which allow
+  // the consumer to define the offset origin.
+  // If we position a popper on top of a reference element, we can set
+  // `x` to `top` to make the popper grow towards its top instead of
+  // its bottom.
+  let left, top;
+  if (sideA === 'bottom') {
+    top = -offsetParentRect.height + offsets.bottom;
+  } else {
+    top = offsets.top;
+  }
+  if (sideB === 'right') {
+    left = -offsetParentRect.width + offsets.right;
+  } else {
+    left = offsets.left;
+  }
+  if (gpuAcceleration && prefixedProperty) {
+    styles[prefixedProperty] = `translate3d(${left}px, ${top}px, 0)`;
+    styles[sideA] = 0;
+    styles[sideB] = 0;
+    styles.willChange = 'transform';
+  } else {
+    // othwerise, we use the standard `top`, `left`, `bottom` and `right` properties
+    const invertTop = sideA === 'bottom' ? -1 : 1;
+    const invertLeft = sideB === 'right' ? -1 : 1;
+    styles[sideA] = top * invertTop;
+    styles[sideB] = left * invertLeft;
+    styles.willChange = `${sideA}, ${sideB}`;
+  }
+
+  // Attributes
+  const attributes = {
+    'x-placement': data.placement
+  };
+
+  // Update attributes and styles of `data`
+  data.attributes = _extends({}, attributes, data.attributes);
+  data.styles = _extends({}, styles, data.styles);
+
+  return data;
+}
+
+/**
+ * Helper used to know if the given modifier depends from another one.<br />
+ * It checks if the needed modifier is listed and enabled.
+ * @method
+ * @memberof Popper.Utils
+ * @param {Array} modifiers - list of modifiers
+ * @param {String} requestingName - name of requesting modifier
+ * @param {String} requestedName - name of requested modifier
+ * @returns {Boolean}
+ */
+function isModifierRequired(modifiers, requestingName, requestedName) {
+  const requesting = find(modifiers, ({ name }) => name === requestingName);
+
+  const isRequired = !!requesting && modifiers.some(modifier => {
+    return modifier.name === requestedName && modifier.enabled && modifier.order < requesting.order;
+  });
+
+  if (!isRequired) {
+    const requesting = `\`${requestingName}\``;
+    const requested = `\`${requestedName}\``;
+    console.warn(`${requested} modifier is required by ${requesting} modifier in order to work, be sure to include it before ${requesting}!`);
+  }
+  return isRequired;
+}
+
+/**
+ * @function
+ * @memberof Modifiers
+ * @argument {Object} data - The data object generated by update method
+ * @argument {Object} options - Modifiers configuration and options
+ * @returns {Object} The data object, properly modified
+ */
+function arrow(data, options) {
+  // arrow depends on keepTogether in order to work
+  if (!isModifierRequired(data.instance.modifiers, 'arrow', 'keepTogether')) {
+    return data;
+  }
+
+  let arrowElement = options.element;
+
+  // if arrowElement is a string, suppose it's a CSS selector
+  if (typeof arrowElement === 'string') {
+    arrowElement = data.instance.popper.querySelector(arrowElement);
+
+    // if arrowElement is not found, don't run the modifier
+    if (!arrowElement) {
+      return data;
+    }
+  } else {
+    // if the arrowElement isn't a query selector we must check that the
+    // provided DOM node is child of its popper node
+    if (!data.instance.popper.contains(arrowElement)) {
+      console.warn('WARNING: `arrow.element` must be child of its popper element!');
+      return data;
+    }
+  }
+
+  const placement = data.placement.split('-')[0];
+  const { popper, reference } = data.offsets;
+  const isVertical = ['left', 'right'].indexOf(placement) !== -1;
+
+  const len = isVertical ? 'height' : 'width';
+  const side = isVertical ? 'top' : 'left';
+  const altSide = isVertical ? 'left' : 'top';
+  const opSide = isVertical ? 'bottom' : 'right';
+  const arrowElementSize = getOuterSizes(arrowElement)[len];
+
+  //
+  // extends keepTogether behavior making sure the popper and its reference have enough pixels in conjuction
+  //
+
+  // top/left side
+  if (reference[opSide] - arrowElementSize < popper[side]) {
+    data.offsets.popper[side] -= popper[side] - (reference[opSide] - arrowElementSize);
+  }
+  // bottom/right side
+  if (reference[side] + arrowElementSize > popper[opSide]) {
+    data.offsets.popper[side] += reference[side] + arrowElementSize - popper[opSide];
+  }
+
+  // compute center of the popper
+  const center = reference[side] + reference[len] / 2 - arrowElementSize / 2;
+
+  // Compute the sideValue using the updated popper offsets
+  let sideValue = center - getClientRect(data.offsets.popper)[side];
+
+  // prevent arrowElement from being placed not contiguously to its popper
+  sideValue = Math.max(Math.min(popper[len] - arrowElementSize, sideValue), 0);
+
+  data.arrowElement = arrowElement;
+  data.offsets.arrow = {};
+  data.offsets.arrow[side] = Math.round(sideValue);
+  data.offsets.arrow[altSide] = ''; // make sure to unset any eventual altSide value from the DOM node
+
+  return data;
+}
+
+/**
+ * Get the opposite placement variation of the given one
+ * @method
+ * @memberof Popper.Utils
+ * @argument {String} placement variation
+ * @returns {String} flipped placement variation
+ */
+function getOppositeVariation(variation) {
+  if (variation === 'end') {
+    return 'start';
+  } else if (variation === 'start') {
+    return 'end';
+  }
+  return variation;
+}
+
+/**
+ * List of accepted placements to use as values of the `placement` option.<br />
+ * Valid placements are:
+ * - `auto`
+ * - `top`
+ * - `right`
+ * - `bottom`
+ * - `left`
+ *
+ * Each placement can have a variation from this list:
+ * - `-start`
+ * - `-end`
+ *
+ * Variations are interpreted easily if you think of them as the left to right
+ * written languages. Horizontally (`top` and `bottom`), `start` is left and `end`
+ * is right.<br />
+ * Vertically (`left` and `right`), `start` is top and `end` is bottom.
+ *
+ * Some valid examples are:
+ * - `top-end` (on top of reference, right aligned)
+ * - `right-start` (on right of reference, top aligned)
+ * - `bottom` (on bottom, centered)
+ * - `auto-right` (on the side with more space available, alignment depends by placement)
+ *
+ * @static
+ * @type {Array}
+ * @enum {String}
+ * @readonly
+ * @method placements
+ * @memberof Popper
+ */
+var placements = ['auto-start', 'auto', 'auto-end', 'top-start', 'top', 'top-end', 'right-start', 'right', 'right-end', 'bottom-end', 'bottom', 'bottom-start', 'left-end', 'left', 'left-start'];
+
+// Get rid of `auto` `auto-start` and `auto-end`
+const validPlacements = placements.slice(3);
+
+/**
+ * Given an initial placement, returns all the subsequent placements
+ * clockwise (or counter-clockwise).
+ *
+ * @method
+ * @memberof Popper.Utils
+ * @argument {String} placement - A valid placement (it accepts variations)
+ * @argument {Boolean} counter - Set to true to walk the placements counterclockwise
+ * @returns {Array} placements including their variations
+ */
+function clockwise(placement, counter = false) {
+  const index = validPlacements.indexOf(placement);
+  const arr = validPlacements.slice(index + 1).concat(validPlacements.slice(0, index));
+  return counter ? arr.reverse() : arr;
+}
+
+const BEHAVIORS = {
+  FLIP: 'flip',
+  CLOCKWISE: 'clockwise',
+  COUNTERCLOCKWISE: 'counterclockwise'
+};
+
+/**
+ * @function
+ * @memberof Modifiers
+ * @argument {Object} data - The data object generated by update method
+ * @argument {Object} options - Modifiers configuration and options
+ * @returns {Object} The data object, properly modified
+ */
+function flip(data, options) {
+  // if `inner` modifier is enabled, we can't use the `flip` modifier
+  if (isModifierEnabled(data.instance.modifiers, 'inner')) {
+    return data;
+  }
+
+  if (data.flipped && data.placement === data.originalPlacement) {
+    // seems like flip is trying to loop, probably there's not enough space on any of the flippable sides
+    return data;
+  }
+
+  const boundaries = getBoundaries(data.instance.popper, data.instance.reference, options.padding, options.boundariesElement);
+
+  let placement = data.placement.split('-')[0];
+  let placementOpposite = getOppositePlacement(placement);
+  let variation = data.placement.split('-')[1] || '';
+
+  let flipOrder = [];
+
+  switch (options.behavior) {
+    case BEHAVIORS.FLIP:
+      flipOrder = [placement, placementOpposite];
+      break;
+    case BEHAVIORS.CLOCKWISE:
+      flipOrder = clockwise(placement);
+      break;
+    case BEHAVIORS.COUNTERCLOCKWISE:
+      flipOrder = clockwise(placement, true);
+      break;
+    default:
+      flipOrder = options.behavior;
+  }
+
+  flipOrder.forEach((step, index) => {
+    if (placement !== step || flipOrder.length === index + 1) {
+      return data;
+    }
+
+    placement = data.placement.split('-')[0];
+    placementOpposite = getOppositePlacement(placement);
+
+    const popperOffsets = data.offsets.popper;
+    const refOffsets = data.offsets.reference;
+
+    // using floor because the reference offsets may contain decimals we are not going to consider here
+    const floor = Math.floor;
+    const overlapsRef = placement === 'left' && floor(popperOffsets.right) > floor(refOffsets.left) || placement === 'right' && floor(popperOffsets.left) < floor(refOffsets.right) || placement === 'top' && floor(popperOffsets.bottom) > floor(refOffsets.top) || placement === 'bottom' && floor(popperOffsets.top) < floor(refOffsets.bottom);
+
+    const overflowsLeft = floor(popperOffsets.left) < floor(boundaries.left);
+    const overflowsRight = floor(popperOffsets.right) > floor(boundaries.right);
+    const overflowsTop = floor(popperOffsets.top) < floor(boundaries.top);
+    const overflowsBottom = floor(popperOffsets.bottom) > floor(boundaries.bottom);
+
+    const overflowsBoundaries = placement === 'left' && overflowsLeft || placement === 'right' && overflowsRight || placement === 'top' && overflowsTop || placement === 'bottom' && overflowsBottom;
+
+    // flip the variation if required
+    const isVertical = ['top', 'bottom'].indexOf(placement) !== -1;
+    const flippedVariation = !!options.flipVariations && (isVertical && variation === 'start' && overflowsLeft || isVertical && variation === 'end' && overflowsRight || !isVertical && variation === 'start' && overflowsTop || !isVertical && variation === 'end' && overflowsBottom);
+
+    if (overlapsRef || overflowsBoundaries || flippedVariation) {
+      // this boolean to detect any flip loop
+      data.flipped = true;
+
+      if (overlapsRef || overflowsBoundaries) {
+        placement = flipOrder[index + 1];
+      }
+
+      if (flippedVariation) {
+        variation = getOppositeVariation(variation);
+      }
+
+      data.placement = placement + (variation ? '-' + variation : '');
+
+      // this object contains `position`, we want to preserve it along with
+      // any additional property we may add in the future
+      data.offsets.popper = _extends({}, data.offsets.popper, getPopperOffsets(data.instance.popper, data.offsets.reference, data.placement));
+
+      data = runModifiers(data.instance.modifiers, data, 'flip');
+    }
+  });
+  return data;
+}
+
+/**
+ * @function
+ * @memberof Modifiers
+ * @argument {Object} data - The data object generated by update method
+ * @argument {Object} options - Modifiers configuration and options
+ * @returns {Object} The data object, properly modified
+ */
+function keepTogether(data) {
+  const { popper, reference } = data.offsets;
+  const placement = data.placement.split('-')[0];
+  const floor = Math.floor;
+  const isVertical = ['top', 'bottom'].indexOf(placement) !== -1;
+  const side = isVertical ? 'right' : 'bottom';
+  const opSide = isVertical ? 'left' : 'top';
+  const measurement = isVertical ? 'width' : 'height';
+
+  if (popper[side] < floor(reference[opSide])) {
+    data.offsets.popper[opSide] = floor(reference[opSide]) - popper[measurement];
+  }
+  if (popper[opSide] > floor(reference[side])) {
+    data.offsets.popper[opSide] = floor(reference[side]);
+  }
+
+  return data;
+}
+
+/**
+ * Converts a string containing value + unit into a px value number
+ * @function
+ * @memberof {modifiers~offset}
+ * @private
+ * @argument {String} str - Value + unit string
+ * @argument {String} measurement - `height` or `width`
+ * @argument {Object} popperOffsets
+ * @argument {Object} referenceOffsets
+ * @returns {Number|String}
+ * Value in pixels, or original string if no values were extracted
+ */
+function toValue(str, measurement, popperOffsets, referenceOffsets) {
+  // separate value from unit
+  const split = str.match(/((?:\-|\+)?\d*\.?\d*)(.*)/);
+  const value = +split[1];
+  const unit = split[2];
+
+  // If it's not a number it's an operator, I guess
+  if (!value) {
+    return str;
+  }
+
+  if (unit.indexOf('%') === 0) {
+    let element;
+    switch (unit) {
+      case '%p':
+        element = popperOffsets;
+        break;
+      case '%':
+      case '%r':
+      default:
+        element = referenceOffsets;
+    }
+
+    const rect = getClientRect(element);
+    return rect[measurement] / 100 * value;
+  } else if (unit === 'vh' || unit === 'vw') {
+    // if is a vh or vw, we calculate the size based on the viewport
+    let size;
+    if (unit === 'vh') {
+      size = Math.max(document.documentElement.clientHeight, window.innerHeight || 0);
+    } else {
+      size = Math.max(document.documentElement.clientWidth, window.innerWidth || 0);
+    }
+    return size / 100 * value;
+  } else {
+    // if is an explicit pixel unit, we get rid of the unit and keep the value
+    // if is an implicit unit, it's px, and we return just the value
+    return value;
+  }
+}
+
+/**
+ * Parse an `offset` string to extrapolate `x` and `y` numeric offsets.
+ * @function
+ * @memberof {modifiers~offset}
+ * @private
+ * @argument {String} offset
+ * @argument {Object} popperOffsets
+ * @argument {Object} referenceOffsets
+ * @argument {String} basePlacement
+ * @returns {Array} a two cells array with x and y offsets in numbers
+ */
+function parseOffset(offset, popperOffsets, referenceOffsets, basePlacement) {
+  const offsets = [0, 0];
+
+  // Use height if placement is left or right and index is 0 otherwise use width
+  // in this way the first offset will use an axis and the second one
+  // will use the other one
+  const useHeight = ['right', 'left'].indexOf(basePlacement) !== -1;
+
+  // Split the offset string to obtain a list of values and operands
+  // The regex addresses values with the plus or minus sign in front (+10, -20, etc)
+  const fragments = offset.split(/(\+|\-)/).map(frag => frag.trim());
+
+  // Detect if the offset string contains a pair of values or a single one
+  // they could be separated by comma or space
+  const divider = fragments.indexOf(find(fragments, frag => frag.search(/,|\s/) !== -1));
+
+  if (fragments[divider] && fragments[divider].indexOf(',') === -1) {
+    console.warn('Offsets separated by white space(s) are deprecated, use a comma (,) instead.');
+  }
+
+  // If divider is found, we divide the list of values and operands to divide
+  // them by ofset X and Y.
+  const splitRegex = /\s*,\s*|\s+/;
+  let ops = divider !== -1 ? [fragments.slice(0, divider).concat([fragments[divider].split(splitRegex)[0]]), [fragments[divider].split(splitRegex)[1]].concat(fragments.slice(divider + 1))] : [fragments];
+
+  // Convert the values with units to absolute pixels to allow our computations
+  ops = ops.map((op, index) => {
+    // Most of the units rely on the orientation of the popper
+    const measurement = (index === 1 ? !useHeight : useHeight) ? 'height' : 'width';
+    let mergeWithPrevious = false;
+    return op
+    // This aggregates any `+` or `-` sign that aren't considered operators
+    // e.g.: 10 + +5 => [10, +, +5]
+    .reduce((a, b) => {
+      if (a[a.length - 1] === '' && ['+', '-'].indexOf(b) !== -1) {
+        a[a.length - 1] = b;
+        mergeWithPrevious = true;
+        return a;
+      } else if (mergeWithPrevious) {
+        a[a.length - 1] += b;
+        mergeWithPrevious = false;
+        return a;
+      } else {
+        return a.concat(b);
+      }
+    }, [])
+    // Here we convert the string values into number values (in px)
+    .map(str => toValue(str, measurement, popperOffsets, referenceOffsets));
+  });
+
+  // Loop trough the offsets arrays and execute the operations
+  ops.forEach((op, index) => {
+    op.forEach((frag, index2) => {
+      if (isNumeric(frag)) {
+        offsets[index] += frag * (op[index2 - 1] === '-' ? -1 : 1);
+      }
+    });
+  });
+  return offsets;
+}
+
+/**
+ * @function
+ * @memberof Modifiers
+ * @argument {Object} data - The data object generated by update method
+ * @argument {Object} options - Modifiers configuration and options
+ * @argument {Number|String} options.offset=0
+ * The offset value as described in the modifier description
+ * @returns {Object} The data object, properly modified
+ */
+function offset(data, { offset }) {
+  const { placement, offsets: { popper, reference } } = data;
+  const basePlacement = placement.split('-')[0];
+
+  let offsets;
+  if (isNumeric(+offset)) {
+    offsets = [+offset, 0];
+  } else {
+    offsets = parseOffset(offset, popper, reference, basePlacement);
+  }
+
+  if (basePlacement === 'left') {
+    popper.top += offsets[0];
+    popper.left -= offsets[1];
+  } else if (basePlacement === 'right') {
+    popper.top += offsets[0];
+    popper.left += offsets[1];
+  } else if (basePlacement === 'top') {
+    popper.left += offsets[0];
+    popper.top -= offsets[1];
+  } else if (basePlacement === 'bottom') {
+    popper.left += offsets[0];
+    popper.top += offsets[1];
+  }
+
+  data.popper = popper;
+  return data;
+}
+
+/**
+ * @function
+ * @memberof Modifiers
+ * @argument {Object} data - The data object generated by `update` method
+ * @argument {Object} options - Modifiers configuration and options
+ * @returns {Object} The data object, properly modified
+ */
+function preventOverflow(data, options) {
+  let boundariesElement = options.boundariesElement || getOffsetParent(data.instance.popper);
+
+  // If offsetParent is the reference element, we really want to
+  // go one step up and use the next offsetParent as reference to
+  // avoid to make this modifier completely useless and look like broken
+  if (data.instance.reference === boundariesElement) {
+    boundariesElement = getOffsetParent(boundariesElement);
+  }
+
+  const boundaries = getBoundaries(data.instance.popper, data.instance.reference, options.padding, boundariesElement);
+  options.boundaries = boundaries;
+
+  const order = options.priority;
+  let popper = data.offsets.popper;
+
+  const check = {
+    primary(placement) {
+      let value = popper[placement];
+      if (popper[placement] < boundaries[placement] && !options.escapeWithReference) {
+        value = Math.max(popper[placement], boundaries[placement]);
+      }
+      return { [placement]: value };
+    },
+    secondary(placement) {
+      const mainSide = placement === 'right' ? 'left' : 'top';
+      let value = popper[mainSide];
+      if (popper[placement] > boundaries[placement] && !options.escapeWithReference) {
+        value = Math.min(popper[mainSide], boundaries[placement] - (placement === 'right' ? popper.width : popper.height));
+      }
+      return { [mainSide]: value };
+    }
+  };
+
+  order.forEach(placement => {
+    const side = ['left', 'top'].indexOf(placement) !== -1 ? 'primary' : 'secondary';
+    popper = _extends({}, popper, check[side](placement));
+  });
+
+  data.offsets.popper = popper;
+
+  return data;
+}
+
+/**
+ * @function
+ * @memberof Modifiers
+ * @argument {Object} data - The data object generated by `update` method
+ * @argument {Object} options - Modifiers configuration and options
+ * @returns {Object} The data object, properly modified
+ */
+function shift(data) {
+  const placement = data.placement;
+  const basePlacement = placement.split('-')[0];
+  const shiftvariation = placement.split('-')[1];
+
+  // if shift shiftvariation is specified, run the modifier
+  if (shiftvariation) {
+    const { reference, popper } = data.offsets;
+    const isVertical = ['bottom', 'top'].indexOf(basePlacement) !== -1;
+    const side = isVertical ? 'left' : 'top';
+    const measurement = isVertical ? 'width' : 'height';
+
+    const shiftOffsets = {
+      start: { [side]: reference[side] },
+      end: {
+        [side]: reference[side] + reference[measurement] - popper[measurement]
+      }
+    };
+
+    data.offsets.popper = _extends({}, popper, shiftOffsets[shiftvariation]);
+  }
+
+  return data;
+}
+
+/**
+ * @function
+ * @memberof Modifiers
+ * @argument {Object} data - The data object generated by update method
+ * @argument {Object} options - Modifiers configuration and options
+ * @returns {Object} The data object, properly modified
+ */
+function hide(data) {
+  if (!isModifierRequired(data.instance.modifiers, 'hide', 'preventOverflow')) {
+    return data;
+  }
+
+  const refRect = data.offsets.reference;
+  const bound = find(data.instance.modifiers, modifier => modifier.name === 'preventOverflow').boundaries;
+
+  if (refRect.bottom < bound.top || refRect.left > bound.right || refRect.top > bound.bottom || refRect.right < bound.left) {
+    // Avoid unnecessary DOM access if visibility hasn't changed
+    if (data.hide === true) {
+      return data;
+    }
+
+    data.hide = true;
+    data.attributes['x-out-of-boundaries'] = '';
+  } else {
+    // Avoid unnecessary DOM access if visibility hasn't changed
+    if (data.hide === false) {
+      return data;
+    }
+
+    data.hide = false;
+    data.attributes['x-out-of-boundaries'] = false;
+  }
+
+  return data;
+}
+
+/**
+ * @function
+ * @memberof Modifiers
+ * @argument {Object} data - The data object generated by `update` method
+ * @argument {Object} options - Modifiers configuration and options
+ * @returns {Object} The data object, properly modified
+ */
+function inner(data) {
+  const placement = data.placement;
+  const basePlacement = placement.split('-')[0];
+  const { popper, reference } = data.offsets;
+  const isHoriz = ['left', 'right'].indexOf(basePlacement) !== -1;
+
+  const subtractLength = ['top', 'left'].indexOf(basePlacement) === -1;
+
+  popper[isHoriz ? 'left' : 'top'] = reference[placement] - (subtractLength ? popper[isHoriz ? 'width' : 'height'] : 0);
+
+  data.placement = getOppositePlacement(placement);
+  data.offsets.popper = getClientRect(popper);
+
+  return data;
+}
+
+/**
+ * Modifier function, each modifier can have a function of this type assigned
+ * to its `fn` property.<br />
+ * These functions will be called on each update, this means that you must
+ * make sure they are performant enough to avoid performance bottlenecks.
+ *
+ * @function ModifierFn
+ * @argument {dataObject} data - The data object generated by `update` method
+ * @argument {Object} options - Modifiers configuration and options
+ * @returns {dataObject} The data object, properly modified
+ */
+
+/**
+ * Modifiers are plugins used to alter the behavior of your poppers.<br />
+ * Popper.js uses a set of 9 modifiers to provide all the basic functionalities
+ * needed by the library.
+ *
+ * Usually you don't want to override the `order`, `fn` and `onLoad` props.
+ * All the other properties are configurations that could be tweaked.
+ * @namespace modifiers
+ */
+var modifiers = {
+  /**
+   * Modifier used to shift the popper on the start or end of its reference
+   * element.<br />
+   * It will read the variation of the `placement` property.<br />
+   * It can be one either `-end` or `-start`.
+   * @memberof modifiers
+   * @inner
+   */
+  shift: {
+    /** @prop {number} order=100 - Index used to define the order of execution */
+    order: 100,
+    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
+    enabled: true,
+    /** @prop {ModifierFn} */
+    fn: shift
+  },
+
+  /**
+   * The `offset` modifier can shift your popper on both its axis.
+   *
+   * It accepts the following units:
+   * - `px` or unitless, interpreted as pixels
+   * - `%` or `%r`, percentage relative to the length of the reference element
+   * - `%p`, percentage relative to the length of the popper element
+   * - `vw`, CSS viewport width unit
+   * - `vh`, CSS viewport height unit
+   *
+   * For length is intended the main axis relative to the placement of the popper.<br />
+   * This means that if the placement is `top` or `bottom`, the length will be the
+   * `width`. In case of `left` or `right`, it will be the height.
+   *
+   * You can provide a single value (as `Number` or `String`), or a pair of values
+   * as `String` divided by a comma or one (or more) white spaces.<br />
+   * The latter is a deprecated method because it leads to confusion and will be
+   * removed in v2.<br />
+   * Additionally, it accepts additions and subtractions between different units.
+   * Note that multiplications and divisions aren't supported.
+   *
+   * Valid examples are:
+   * ```
+   * 10
+   * '10%'
+   * '10, 10'
+   * '10%, 10'
+   * '10 + 10%'
+   * '10 - 5vh + 3%'
+   * '-10px + 5vh, 5px - 6%'
+   * ```
+   *
+   * @memberof modifiers
+   * @inner
+   */
+  offset: {
+    /** @prop {number} order=200 - Index used to define the order of execution */
+    order: 200,
+    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
+    enabled: true,
+    /** @prop {ModifierFn} */
+    fn: offset,
+    /** @prop {Number|String} offset=0
+     * The offset value as described in the modifier description
+     */
+    offset: 0
+  },
+
+  /**
+   * Modifier used to prevent the popper from being positioned outside the boundary.
+   *
+   * An scenario exists where the reference itself is not within the boundaries.<br />
+   * We can say it has "escaped the boundaries" — or just "escaped".<br />
+   * In this case we need to decide whether the popper should either:
+   *
+   * - detach from the reference and remain "trapped" in the boundaries, or
+   * - if it should ignore the boundary and "escape with its reference"
+   *
+   * When `escapeWithReference` is set to`true` and reference is completely
+   * outside its boundaries, the popper will overflow (or completely leave)
+   * the boundaries in order to remain attached to the edge of the reference.
+   *
+   * @memberof modifiers
+   * @inner
+   */
+  preventOverflow: {
+    /** @prop {number} order=300 - Index used to define the order of execution */
+    order: 300,
+    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
+    enabled: true,
+    /** @prop {ModifierFn} */
+    fn: preventOverflow,
+    /**
+     * @prop {Array} [priority=['left','right','top','bottom']]
+     * Popper will try to prevent overflow following these priorities by default,
+     * then, it could overflow on the left and on top of the `boundariesElement`
+     */
+    priority: ['left', 'right', 'top', 'bottom'],
+    /**
+     * @prop {number} padding=5
+     * Amount of pixel used to define a minimum distance between the boundaries
+     * and the popper this makes sure the popper has always a little padding
+     * between the edges of its container
+     */
+    padding: 5,
+    /**
+     * @prop {String|HTMLElement} boundariesElement='scrollParent'
+     * Boundaries used by the modifier, can be `scrollParent`, `window`,
+     * `viewport` or any DOM element.
+     */
+    boundariesElement: 'scrollParent'
+  },
+
+  /**
+   * Modifier used to make sure the reference and its popper stay near eachothers
+   * without leaving any gap between the two. Expecially useful when the arrow is
+   * enabled and you want to assure it to point to its reference element.
+   * It cares only about the first axis, you can still have poppers with margin
+   * between the popper and its reference element.
+   * @memberof modifiers
+   * @inner
+   */
+  keepTogether: {
+    /** @prop {number} order=400 - Index used to define the order of execution */
+    order: 400,
+    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
+    enabled: true,
+    /** @prop {ModifierFn} */
+    fn: keepTogether
+  },
+
+  /**
+   * This modifier is used to move the `arrowElement` of the popper to make
+   * sure it is positioned between the reference element and its popper element.
+   * It will read the outer size of the `arrowElement` node to detect how many
+   * pixels of conjuction are needed.
+   *
+   * It has no effect if no `arrowElement` is provided.
+   * @memberof modifiers
+   * @inner
+   */
+  arrow: {
+    /** @prop {number} order=500 - Index used to define the order of execution */
+    order: 500,
+    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
+    enabled: true,
+    /** @prop {ModifierFn} */
+    fn: arrow,
+    /** @prop {String|HTMLElement} element='[x-arrow]' - Selector or node used as arrow */
+    element: '[x-arrow]'
+  },
+
+  /**
+   * Modifier used to flip the popper's placement when it starts to overlap its
+   * reference element.
+   *
+   * Requires the `preventOverflow` modifier before it in order to work.
+   *
+   * **NOTE:** this modifier will interrupt the current update cycle and will
+   * restart it if it detects the need to flip the placement.
+   * @memberof modifiers
+   * @inner
+   */
+  flip: {
+    /** @prop {number} order=600 - Index used to define the order of execution */
+    order: 600,
+    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
+    enabled: true,
+    /** @prop {ModifierFn} */
+    fn: flip,
+    /**
+     * @prop {String|Array} behavior='flip'
+     * The behavior used to change the popper's placement. It can be one of
+     * `flip`, `clockwise`, `counterclockwise` or an array with a list of valid
+     * placements (with optional variations).
+     */
+    behavior: 'flip',
+    /**
+     * @prop {number} padding=5
+     * The popper will flip if it hits the edges of the `boundariesElement`
+     */
+    padding: 5,
+    /**
+     * @prop {String|HTMLElement} boundariesElement='viewport'
+     * The element which will define the boundaries of the popper position,
+     * the popper will never be placed outside of the defined boundaries
+     * (except if keepTogether is enabled)
+     */
+    boundariesElement: 'viewport'
+  },
+
+  /**
+   * Modifier used to make the popper flow toward the inner of the reference element.
+   * By default, when this modifier is disabled, the popper will be placed outside
+   * the reference element.
+   * @memberof modifiers
+   * @inner
+   */
+  inner: {
+    /** @prop {number} order=700 - Index used to define the order of execution */
+    order: 700,
+    /** @prop {Boolean} enabled=false - Whether the modifier is enabled or not */
+    enabled: false,
+    /** @prop {ModifierFn} */
+    fn: inner
+  },
+
+  /**
+   * Modifier used to hide the popper when its reference element is outside of the
+   * popper boundaries. It will set a `x-out-of-boundaries` attribute which can
+   * be used to hide with a CSS selector the popper when its reference is
+   * out of boundaries.
+   *
+   * Requires the `preventOverflow` modifier before it in order to work.
+   * @memberof modifiers
+   * @inner
+   */
+  hide: {
+    /** @prop {number} order=800 - Index used to define the order of execution */
+    order: 800,
+    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
+    enabled: true,
+    /** @prop {ModifierFn} */
+    fn: hide
+  },
+
+  /**
+   * Computes the style that will be applied to the popper element to gets
+   * properly positioned.
+   *
+   * Note that this modifier will not touch the DOM, it just prepares the styles
+   * so that `applyStyle` modifier can apply it. This separation is useful
+   * in case you need to replace `applyStyle` with a custom implementation.
+   *
+   * This modifier has `850` as `order` value to maintain backward compatibility
+   * with previous versions of Popper.js. Expect the modifiers ordering method
+   * to change in future major versions of the library.
+   *
+   * @memberof modifiers
+   * @inner
+   */
+  computeStyle: {
+    /** @prop {number} order=850 - Index used to define the order of execution */
+    order: 850,
+    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
+    enabled: true,
+    /** @prop {ModifierFn} */
+    fn: computeStyle,
+    /**
+     * @prop {Boolean} gpuAcceleration=true
+     * If true, it uses the CSS 3d transformation to position the popper.
+     * Otherwise, it will use the `top` and `left` properties.
+     */
+    gpuAcceleration: true,
+    /**
+     * @prop {string} [x='bottom']
+     * Where to anchor the X axis (`bottom` or `top`). AKA X offset origin.
+     * Change this if your popper should grow in a direction different from `bottom`
+     */
+    x: 'bottom',
+    /**
+     * @prop {string} [x='left']
+     * Where to anchor the Y axis (`left` or `right`). AKA Y offset origin.
+     * Change this if your popper should grow in a direction different from `right`
+     */
+    y: 'right'
+  },
+
+  /**
+   * Applies the computed styles to the popper element.
+   *
+   * All the DOM manipulations are limited to this modifier. This is useful in case
+   * you want to integrate Popper.js inside a framework or view library and you
+   * want to delegate all the DOM manipulations to it.
+   *
+   * Note that if you disable this modifier, you must make sure the popper element
+   * has its position set to `absolute` before Popper.js can do its work!
+   *
+   * Just disable this modifier and define you own to achieve the desired effect.
+   *
+   * @memberof modifiers
+   * @inner
+   */
+  applyStyle: {
+    /** @prop {number} order=900 - Index used to define the order of execution */
+    order: 900,
+    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
+    enabled: true,
+    /** @prop {ModifierFn} */
+    fn: applyStyle,
+    /** @prop {Function} */
+    onLoad: applyStyleOnLoad,
+    /**
+     * @deprecated since version 1.10.0, the property moved to `computeStyle` modifier
+     * @prop {Boolean} gpuAcceleration=true
+     * If true, it uses the CSS 3d transformation to position the popper.
+     * Otherwise, it will use the `top` and `left` properties.
+     */
+    gpuAcceleration: undefined
+  }
+};
+
+/**
+ * The `dataObject` is an object containing all the informations used by Popper.js
+ * this object get passed to modifiers and to the `onCreate` and `onUpdate` callbacks.
+ * @name dataObject
+ * @property {Object} data.instance The Popper.js instance
+ * @property {String} data.placement Placement applied to popper
+ * @property {String} data.originalPlacement Placement originally defined on init
+ * @property {Boolean} data.flipped True if popper has been flipped by flip modifier
+ * @property {Boolean} data.hide True if the reference element is out of boundaries, useful to know when to hide the popper.
+ * @property {HTMLElement} data.arrowElement Node used as arrow by arrow modifier
+ * @property {Object} data.styles Any CSS property defined here will be applied to the popper, it expects the JavaScript nomenclature (eg. `marginBottom`)
+ * @property {Object} data.boundaries Offsets of the popper boundaries
+ * @property {Object} data.offsets The measurements of popper, reference and arrow elements.
+ * @property {Object} data.offsets.popper `top`, `left`, `width`, `height` values
+ * @property {Object} data.offsets.reference `top`, `left`, `width`, `height` values
+ * @property {Object} data.offsets.arrow] `top` and `left` offsets, only one of them will be different from 0
+ */
+
+/**
+ * Default options provided to Popper.js constructor.<br />
+ * These can be overriden using the `options` argument of Popper.js.<br />
+ * To override an option, simply pass as 3rd argument an object with the same
+ * structure of this object, example:
+ * ```
+ * new Popper(ref, pop, {
+ *   modifiers: {
+ *     preventOverflow: { enabled: false }
+ *   }
+ * })
+ * ```
+ * @type {Object}
+ * @static
+ * @memberof Popper
+ */
+var Defaults = {
+  /**
+   * Popper's placement
+   * @prop {Popper.placements} placement='bottom'
+   */
+  placement: 'bottom',
+
+  /**
+   * Whether events (resize, scroll) are initially enabled
+   * @prop {Boolean} eventsEnabled=true
+   */
+  eventsEnabled: true,
+
+  /**
+   * Set to true if you want to automatically remove the popper when
+   * you call the `destroy` method.
+   * @prop {Boolean} removeOnDestroy=false
+   */
+  removeOnDestroy: false,
+
+  /**
+   * Callback called when the popper is created.<br />
+   * By default, is set to no-op.<br />
+   * Access Popper.js instance with `data.instance`.
+   * @prop {onCreate}
+   */
+  onCreate: () => {},
+
+  /**
+   * Callback called when the popper is updated, this callback is not called
+   * on the initialization/creation of the popper, but only on subsequent
+   * updates.<br />
+   * By default, is set to no-op.<br />
+   * Access Popper.js instance with `data.instance`.
+   * @prop {onUpdate}
+   */
+  onUpdate: () => {},
+
+  /**
+   * List of modifiers used to modify the offsets before they are applied to the popper.
+   * They provide most of the functionalities of Popper.js
+   * @prop {modifiers}
+   */
+  modifiers
+};
+
+/**
+ * @callback onCreate
+ * @param {dataObject} data
+ */
+
+/**
+ * @callback onUpdate
+ * @param {dataObject} data
+ */
+
+// Utils
+// Methods
+class Popper {
+  /**
+   * Create a new Popper.js instance
+   * @class Popper
+   * @param {HTMLElement|referenceObject} reference - The reference element used to position the popper
+   * @param {HTMLElement} popper - The HTML element used as popper.
+   * @param {Object} options - Your custom options to override the ones defined in [Defaults](#defaults)
+   * @return {Object} instance - The generated Popper.js instance
+   */
+  constructor(reference, popper, options = {}) {
+    this.scheduleUpdate = () => requestAnimationFrame(this.update);
+
+    // make update() debounced, so that it only runs at most once-per-tick
+    this.update = debounce(this.update.bind(this));
+
+    // with {} we create a new object with the options inside it
+    this.options = _extends({}, Popper.Defaults, options);
+
+    // init state
+    this.state = {
+      isDestroyed: false,
+      isCreated: false,
+      scrollParents: []
+    };
+
+    // get reference and popper elements (allow jQuery wrappers)
+    this.reference = reference.jquery ? reference[0] : reference;
+    this.popper = popper.jquery ? popper[0] : popper;
+
+    // Deep merge modifiers options
+    this.options.modifiers = {};
+    Object.keys(_extends({}, Popper.Defaults.modifiers, options.modifiers)).forEach(name => {
+      this.options.modifiers[name] = _extends({}, Popper.Defaults.modifiers[name] || {}, options.modifiers ? options.modifiers[name] : {});
+    });
+
+    // Refactoring modifiers' list (Object => Array)
+    this.modifiers = Object.keys(this.options.modifiers).map(name => _extends({
+      name
+    }, this.options.modifiers[name]))
+    // sort the modifiers by order
+    .sort((a, b) => a.order - b.order);
+
+    // modifiers have the ability to execute arbitrary code when Popper.js get inited
+    // such code is executed in the same order of its modifier
+    // they could add new properties to their options configuration
+    // BE AWARE: don't add options to `options.modifiers.name` but to `modifierOptions`!
+    this.modifiers.forEach(modifierOptions => {
+      if (modifierOptions.enabled && isFunction(modifierOptions.onLoad)) {
+        modifierOptions.onLoad(this.reference, this.popper, this.options, modifierOptions, this.state);
+      }
+    });
+
+    // fire the first update to position the popper in the right place
+    this.update();
+
+    const eventsEnabled = this.options.eventsEnabled;
+    if (eventsEnabled) {
+      // setup event listeners, they will take care of update the position in specific situations
+      this.enableEventListeners();
+    }
+
+    this.state.eventsEnabled = eventsEnabled;
+  }
+
+  // We can't use class properties because they don't get listed in the
+  // class prototype and break stuff like Sinon stubs
+  update() {
+    return update.call(this);
+  }
+  destroy() {
+    return destroy.call(this);
+  }
+  enableEventListeners() {
+    return enableEventListeners.call(this);
+  }
+  disableEventListeners() {
+    return disableEventListeners.call(this);
+  }
+
+  /**
+   * Schedule an update, it will run on the next UI update available
+   * @method scheduleUpdate
+   * @memberof Popper
+   */
+
+
+  /**
+   * Collection of utilities useful when writing custom modifiers.
+   * Starting from version 1.7, this method is available only if you
+   * include `popper-utils.js` before `popper.js`.
+   *
+   * **DEPRECATION**: This way to access PopperUtils is deprecated
+   * and will be removed in v2! Use the PopperUtils module directly instead.
+   * Due to the high instability of the methods contained in Utils, we can't
+   * guarantee them to follow semver. Use them at your own risk!
+   * @static
+   * @private
+   * @type {Object}
+   * @deprecated since version 1.8
+   * @member Utils
+   * @memberof Popper
+   */
+}
+
+/**
+ * The `referenceObject` is an object that provides an interface compatible with Popper.js
+ * and lets you use it as replacement of a real DOM node.<br />
+ * You can use this method to position a popper relatively to a set of coordinates
+ * in case you don't have a DOM node to use as reference.
+ *
+ * ```
+ * new Popper(referenceObject, popperNode);
+ * ```
+ *
+ * NB: This feature isn't supported in Internet Explorer 10
+ * @name referenceObject
+ * @property {Function} data.getBoundingClientRect
+ * A function that returns a set of coordinates compatible with the native `getBoundingClientRect` method.
+ * @property {number} data.clientWidth
+ * An ES6 getter that will return the width of the virtual reference element.
+ * @property {number} data.clientHeight
+ * An ES6 getter that will return the height of the virtual reference element.
+ */
+
+Popper.Utils = (typeof window !== 'undefined' ? window : global).PopperUtils;
+Popper.placements = placements;
+Popper.Defaults = Defaults;
+
+export default Popper;
+//# sourceMappingURL=popper.js.map
diff --git a/src/js/popper.min.js b/src/js/popper.min.js
new file mode 100644
index 0000000..9e2613a
--- /dev/null
+++ b/src/js/popper.min.js
@@ -0,0 +1,5 @@
+/*
+ Copyright (C) Federico Zivolo 2017
+ Distributed under the MIT License (license terms are at http://opensource.org/licenses/MIT).
+ */const nativeHints=['native code','[object MutationObserverConstructor]'];var isNative=(e)=>nativeHints.some((t)=>-1<(e||'').toString().indexOf(t));const isBrowser='undefined'!=typeof window,longerTimeoutBrowsers=['Edge','Trident','Firefox'];let timeoutDuration=0;for(let e=0;e<longerTimeoutBrowsers.length;e+=1)if(isBrowser&&0<=navigator.userAgent.indexOf(longerTimeoutBrowsers[e])){timeoutDuration=1;break}function microtaskDebounce(e){let t=!1,o=0;const i=document.createElement('span'),n=new MutationObserver(()=>{e(),t=!1});return n.observe(i,{attributes:!0}),()=>{t||(t=!0,i.setAttribute('x-index',o),++o)}}function taskDebounce(e){let t=!1;return()=>{t||(t=!0,setTimeout(()=>{t=!1,e()},timeoutDuration))}}const supportsNativeMutationObserver=isBrowser&&isNative(window.MutationObserver);var debounce=supportsNativeMutationObserver?microtaskDebounce:taskDebounce;function isFunction(e){return e&&'[object Function]'==={}.toString.call(e)}function getStyleComputedProperty(e,t){if(1!==e.nodeType)return[];const o=window.getComputedStyle(e,null);return t?o[t]:o}function getParentNode(e){return'HTML'===e.nodeName?e:e.parentNode||e.host}function getScrollParent(e){if(!e||-1!==['HTML','BODY','#document'].indexOf(e.nodeName))return window.document.body;const{overflow:t,overflowX:o,overflowY:i}=getStyleComputedProperty(e);return /(auto|scroll)/.test(t+i+o)?e:getScrollParent(getParentNode(e))}function getOffsetParent(e){const t=e&&e.offsetParent,o=t&&t.nodeName;return o&&'BODY'!==o&&'HTML'!==o?-1!==['TD','TABLE'].indexOf(t.nodeName)&&'static'===getStyleComputedProperty(t,'position')?getOffsetParent(t):t:window.document.documentElement}function isOffsetContainer(e){const{nodeName:t}=e;return'BODY'!==t&&('HTML'===t||getOffsetParent(e.firstElementChild)===e)}function getRoot(e){return null===e.parentNode?e:getRoot(e.parentNode)}function findCommonOffsetParent(e,t){if(!e||!e.nodeType||!t||!t.nodeType)return 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0==isIE10&&(isIE10=-1!==navigator.appVersion.indexOf('MSIE 10')),isIE10};function getSize(e,t,o,i){return Math.max(t[`offset${e}`],o[`client${e}`],o[`offset${e}`],isIE10$1()?o[`offset${e}`]+i[`margin${'Height'===e?'Top':'Left'}`]+i[`margin${'Height'===e?'Bottom':'Right'}`]:0)}function getWindowSizes(){const e=window.document.body,t=window.document.documentElement,o=isIE10$1()&&window.getComputedStyle(t);return{height:getSize('Height',e,t,o),width:getSize('Width',e,t,o)}}var _extends=Object.assign||function(e){for(var t,o=1;o<arguments.length;o++)for(var i in t=arguments[o],t)Object.prototype.hasOwnProperty.call(t,i)&&(e[i]=t[i]);return e};function getClientRect(e){return _extends({},e,{right:e.left+e.width,bottom:e.top+e.height})}function getBoundingClientRect(e){let t={};if(isIE10$1())try{t=e.getBoundingClientRect();const o=getScroll(e,'top'),i=getScroll(e,'left');t.top+=o,t.left+=i,t.bottom+=o,t.right+=i}catch(e){}else t=e.getBoundingClientRect();const 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e=+d.marginTop.split('px')[0],t=+d.marginLeft.split('px')[0];f.top-=s-e,f.bottom-=s-e,f.left-=a-t,f.right-=a-t,f.marginTop=e,f.marginLeft=t}return(o?t.contains(p):t===p&&'BODY'!==p.nodeName)&&(f=includeScroll(f,t)),f}function getViewportOffsetRectRelativeToArtbitraryNode(e){var t=Math.max;const o=window.document.documentElement,i=getOffsetRectRelativeToArbitraryNode(e,o),n=t(o.clientWidth,window.innerWidth||0),r=t(o.clientHeight,window.innerHeight||0),p=getScroll(o),d=getScroll(o,'left'),s={top:p-i.top+i.marginTop,left:d-i.left+i.marginLeft,width:n,height:r};return getClientRect(s)}function isFixed(e){const t=e.nodeName;return'BODY'===t||'HTML'===t?!1:!('fixed'!==getStyleComputedProperty(e,'position'))||isFixed(getParentNode(e))}function getBoundaries(e,t,o,i){let n={top:0,left:0};const r=findCommonOffsetParent(e,t);if('viewport'===i)n=getViewportOffsetRectRelativeToArtbitraryNode(r);else{let t;'scrollParent'===i?(t=getScrollParent(getParentNode(e)),'BODY'===t.nodeName&&(t=window.document.documentElement)):'window'===i?t=window.document.documentElement:t=i;const o=getOffsetRectRelativeToArbitraryNode(t,r);if('HTML'===t.nodeName&&!isFixed(r)){const{height:e,width:t}=getWindowSizes();n.top+=o.top-o.marginTop,n.bottom=e+o.top,n.left+=o.left-o.marginLeft,n.right=t+o.left}else n=o}return n.left+=o,n.top+=o,n.right-=o,n.bottom-=o,n}function getArea({width:e,height:t}){return e*t}function computeAutoPlacement(e,t,o,i,n,r=0){if(-1===e.indexOf('auto'))return e;const p=getBoundaries(o,i,r,n),d={top:{width:p.width,height:t.top-p.top},right:{width:p.right-t.right,height:p.height},bottom:{width:p.width,height:p.bottom-t.bottom},left:{width:t.left-p.left,height:p.height}},s=Object.keys(d).map((e)=>_extends({key:e},d[e],{area:getArea(d[e])})).sort((e,t)=>t.area-e.area),a=s.filter(({width:e,height:t})=>e>=o.clientWidth&&t>=o.clientHeight),f=0<a.length?a[0].key:s[0].key,l=e.split('-')[1];return f+(l?`-${l}`:'')}function getReferenceOffsets(e,t,o){const i=findCommonOffsetParent(t,o);return getOffsetRectRelativeToArbitraryNode(o,i)}function getOuterSizes(e){const t=window.getComputedStyle(e),o=parseFloat(t.marginTop)+parseFloat(t.marginBottom),i=parseFloat(t.marginLeft)+parseFloat(t.marginRight),n={width:e.offsetWidth+i,height:e.offsetHeight+o};return n}function getOppositePlacement(e){const t={left:'right',right:'left',bottom:'top',top:'bottom'};return e.replace(/left|right|bottom|top/g,(e)=>t[e])}function getPopperOffsets(e,t,o){o=o.split('-')[0];const i=getOuterSizes(e),n={width:i.width,height:i.height},r=-1!==['right','left'].indexOf(o),p=r?'top':'left',d=r?'left':'top',s=r?'height':'width',a=r?'width':'height';return n[p]=t[p]+t[s]/2-i[s]/2,n[d]=o===d?t[d]-i[a]:t[getOppositePlacement(d)],n}function find(e,t){return Array.prototype.find?e.find(t):e.filter(t)[0]}function findIndex(e,t,o){if(Array.prototype.findIndex)return e.findIndex((e)=>e[t]===o);const i=find(e,(e)=>e[t]===o);return e.indexOf(i)}function runModifiers(e,t,o){const i=void 0===o?e:e.slice(0,findIndex(e,'name',o));return i.forEach((e)=>{e.function&&console.warn('`modifier.function` is deprecated, use `modifier.fn`!');const o=e.function||e.fn;e.enabled&&isFunction(o)&&(t.offsets.popper=getClientRect(t.offsets.popper),t.offsets.reference=getClientRect(t.offsets.reference),t=o(t,e))}),t}function update(){if(this.state.isDestroyed)return;let e={instance:this,styles:{},attributes:{},flipped:!1,offsets:{}};e.offsets.reference=getReferenceOffsets(this.state,this.popper,this.reference),e.placement=computeAutoPlacement(this.options.placement,e.offsets.reference,this.popper,this.reference,this.options.modifiers.flip.boundariesElement,this.options.modifiers.flip.padding),e.originalPlacement=e.placement,e.offsets.popper=getPopperOffsets(this.popper,e.offsets.reference,e.placement),e.offsets.popper.position='absolute',e=runModifiers(this.modifiers,e),this.state.isCreated?this.options.onUpdate(e):(this.state.isCreated=!0,this.options.onCreate(e))}function isModifierEnabled(e,t){return e.some(({name:e,enabled:o})=>o&&e===t)}function getSupportedPropertyName(e){const t=[!1,'ms','Webkit','Moz','O'],o=e.charAt(0).toUpperCase()+e.slice(1);for(let n=0;n<t.length-1;n++){const i=t[n],r=i?`${i}${o}`:e;if('undefined'!=typeof window.document.body.style[r])return r}return null}function destroy(){return this.state.isDestroyed=!0,isModifierEnabled(this.modifiers,'applyStyle')&&(this.popper.removeAttribute('x-placement'),this.popper.style.left='',this.popper.style.position='',this.popper.style.top='',this.popper.style[getSupportedPropertyName('transform')]=''),this.disableEventListeners(),this.options.removeOnDestroy&&this.popper.parentNode.removeChild(this.popper),this}function attachToScrollParents(e,t,o,i){const n='BODY'===e.nodeName,r=n?window:e;r.addEventListener(t,o,{passive:!0}),n||attachToScrollParents(getScrollParent(r.parentNode),t,o,i),i.push(r)}function setupEventListeners(e,t,o,i){o.updateBound=i,window.addEventListener('resize',o.updateBound,{passive:!0});const n=getScrollParent(e);return attachToScrollParents(n,'scroll',o.updateBound,o.scrollParents),o.scrollElement=n,o.eventsEnabled=!0,o}function enableEventListeners(){this.state.eventsEnabled||(this.state=setupEventListeners(this.reference,this.options,this.state,this.scheduleUpdate))}function removeEventListeners(e,t){return window.removeEventListener('resize',t.updateBound),t.scrollParents.forEach((e)=>{e.removeEventListener('scroll',t.updateBound)}),t.updateBound=null,t.scrollParents=[],t.scrollElement=null,t.eventsEnabled=!1,t}function disableEventListeners(){this.state.eventsEnabled&&(window.cancelAnimationFrame(this.scheduleUpdate),this.state=removeEventListeners(this.reference,this.state))}function isNumeric(e){return''!==e&&!isNaN(parseFloat(e))&&isFinite(e)}function setStyles(e,t){Object.keys(t).forEach((o)=>{let i='';-1!==['width','height','top','right','bottom','left'].indexOf(o)&&isNumeric(t[o])&&(i='px'),e.style[o]=t[o]+i})}function setAttributes(e,t){Object.keys(t).forEach(function(o){const i=t[o];!1===i?e.removeAttribute(o):e.setAttribute(o,t[o])})}function applyStyle(e){return setStyles(e.instance.popper,e.styles),setAttributes(e.instance.popper,e.attributes),e.offsets.arrow&&setStyles(e.arrowElement,e.offsets.arrow),e}function applyStyleOnLoad(e,t,o,i,n){const r=getReferenceOffsets(n,t,e),p=computeAutoPlacement(o.placement,r,t,e,o.modifiers.flip.boundariesElement,o.modifiers.flip.padding);return t.setAttribute('x-placement',p),setStyles(t,{position:'absolute'}),o}function computeStyle(e,t){var o=Math.floor;const{x:i,y:n}=t,{popper:r}=e.offsets,p=find(e.instance.modifiers,(e)=>'applyStyle'===e.name).gpuAcceleration;void 0!==p&&console.warn('WARNING: `gpuAcceleration` option moved to `computeStyle` modifier and will not be supported in future versions of Popper.js!');const d=void 0===p?t.gpuAcceleration:p,s=getOffsetParent(e.instance.popper),a=getBoundingClientRect(s),f={position:r.position},l={left:o(r.left),top:o(r.top),bottom:o(r.bottom),right:o(r.right)},m='bottom'===i?'top':'bottom',h='right'===n?'left':'right',c=getSupportedPropertyName('transform');let u,g;if(g='bottom'==m?-a.height+l.bottom:l.top,u='right'==h?-a.width+l.right:l.left,d&&c)f[c]=`translate3d(${u}px, ${g}px, 0)`,f[m]=0,f[h]=0,f.willChange='transform';else{const e='bottom'==m?-1:1,t='right'==h?-1:1;f[m]=g*e,f[h]=u*t,f.willChange=`${m}, ${h}`}const b={"x-placement":e.placement};return e.attributes=_extends({},b,e.attributes),e.styles=_extends({},f,e.styles),e}function isModifierRequired(e,t,o){const i=find(e,({name:e})=>e===t),n=!!i&&e.some((e)=>{return e.name===o&&e.enabled&&e.order<i.order});if(!n){const e=`\`${t}\``,i=`\`${o}\``;console.warn(`${i} modifier is required by ${e} modifier in order to work, be sure to include it before ${e}!`)}return n}function arrow(e,t){if(!isModifierRequired(e.instance.modifiers,'arrow','keepTogether'))return e;let o=t.element;if('string'==typeof o){if(o=e.instance.popper.querySelector(o),!o)return e;}else if(!e.instance.popper.contains(o))return console.warn('WARNING: `arrow.element` must be child of its popper element!'),e;const i=e.placement.split('-')[0],{popper:n,reference:r}=e.offsets,p=-1!==['left','right'].indexOf(i),d=p?'height':'width',s=p?'top':'left',a=p?'left':'top',f=p?'bottom':'right',l=getOuterSizes(o)[d];r[f]-l<n[s]&&(e.offsets.popper[s]-=n[s]-(r[f]-l)),r[s]+l>n[f]&&(e.offsets.popper[s]+=r[s]+l-n[f]);const m=r[s]+r[d]/2-l/2;let h=m-getClientRect(e.offsets.popper)[s];return h=Math.max(Math.min(n[d]-l,h),0),e.arrowElement=o,e.offsets.arrow={},e.offsets.arrow[s]=Math.round(h),e.offsets.arrow[a]='',e}function getOppositeVariation(e){if('end'===e)return'start';return'start'===e?'end':e}var placements=['auto-start','auto','auto-end','top-start','top','top-end','right-start','right','right-end','bottom-end','bottom','bottom-start','left-end','left','left-start'];const validPlacements=placements.slice(3);function clockwise(e,t=!1){const o=validPlacements.indexOf(e),i=validPlacements.slice(o+1).concat(validPlacements.slice(0,o));return t?i.reverse():i}const BEHAVIORS={FLIP:'flip',CLOCKWISE:'clockwise',COUNTERCLOCKWISE:'counterclockwise'};function flip(e,t){if(isModifierEnabled(e.instance.modifiers,'inner'))return e;if(e.flipped&&e.placement===e.originalPlacement)return e;const o=getBoundaries(e.instance.popper,e.instance.reference,t.padding,t.boundariesElement);let i=e.placement.split('-')[0],n=getOppositePlacement(i),r=e.placement.split('-')[1]||'',p=[];switch(t.behavior){case BEHAVIORS.FLIP:p=[i,n];break;case BEHAVIORS.CLOCKWISE:p=clockwise(i);break;case BEHAVIORS.COUNTERCLOCKWISE:p=clockwise(i,!0);break;default:p=t.behavior;}return p.forEach((d,s)=>{if(i!==d||p.length===s+1)return e;i=e.placement.split('-')[0],n=getOppositePlacement(i);const a=e.offsets.popper,f=e.offsets.reference,l=Math.floor,m='left'===i&&l(a.right)>l(f.left)||'right'===i&&l(a.left)<l(f.right)||'top'===i&&l(a.bottom)>l(f.top)||'bottom'===i&&l(a.top)<l(f.bottom),h=l(a.left)<l(o.left),c=l(a.right)>l(o.right),u=l(a.top)<l(o.top),g=l(a.bottom)>l(o.bottom),b='left'===i&&h||'right'===i&&c||'top'===i&&u||'bottom'===i&&g,y=-1!==['top','bottom'].indexOf(i),w=!!t.flipVariations&&(y&&'start'===r&&h||y&&'end'===r&&c||!y&&'start'===r&&u||!y&&'end'===r&&g);(m||b||w)&&(e.flipped=!0,(m||b)&&(i=p[s+1]),w&&(r=getOppositeVariation(r)),e.placement=i+(r?'-'+r:''),e.offsets.popper=_extends({},e.offsets.popper,getPopperOffsets(e.instance.popper,e.offsets.reference,e.placement)),e=runModifiers(e.instance.modifiers,e,'flip'))}),e}function keepTogether(e){const{popper:t,reference:o}=e.offsets,i=e.placement.split('-')[0],n=Math.floor,r=-1!==['top','bottom'].indexOf(i),p=r?'right':'bottom',d=r?'left':'top',s=r?'width':'height';return t[p]<n(o[d])&&(e.offsets.popper[d]=n(o[d])-t[s]),t[d]>n(o[p])&&(e.offsets.popper[d]=n(o[p])),e}function toValue(e,t,o,i){var n=Math.max;const r=e.match(/((?:\-|\+)?\d*\.?\d*)(.*)/),p=+r[1],d=r[2];if(!p)return e;if(0===d.indexOf('%')){let e;switch(d){case'%p':e=o;break;case'%':case'%r':default:e=i;}const n=getClientRect(e);return n[t]/100*p}if('vh'===d||'vw'===d){let e;return e='vh'===d?n(document.documentElement.clientHeight,window.innerHeight||0):n(document.documentElement.clientWidth,window.innerWidth||0),e/100*p}return p}function parseOffset(e,t,o,i){const n=[0,0],r=-1!==['right','left'].indexOf(i),p=e.split(/(\+|\-)/).map((e)=>e.trim()),d=p.indexOf(find(p,(e)=>-1!==e.search(/,|\s/)));p[d]&&-1===p[d].indexOf(',')&&console.warn('Offsets separated by white space(s) are deprecated, use a comma (,) instead.');const s=/\s*,\s*|\s+/;let a=-1===d?[p]:[p.slice(0,d).concat([p[d].split(s)[0]]),[p[d].split(s)[1]].concat(p.slice(d+1))];return a=a.map((e,i)=>{const n=(1===i?!r:r)?'height':'width';let p=!1;return e.reduce((e,t)=>{return''===e[e.length-1]&&-1!==['+','-'].indexOf(t)?(e[e.length-1]=t,p=!0,e):p?(e[e.length-1]+=t,p=!1,e):e.concat(t)},[]).map((e)=>toValue(e,n,t,o))}),a.forEach((e,t)=>{e.forEach((o,i)=>{isNumeric(o)&&(n[t]+=o*('-'===e[i-1]?-1:1))})}),n}function offset(e,{offset:t}){const{placement:o,offsets:{popper:i,reference:n}}=e,r=o.split('-')[0];let p;return p=isNumeric(+t)?[+t,0]:parseOffset(t,i,n,r),'left'===r?(i.top+=p[0],i.left-=p[1]):'right'===r?(i.top+=p[0],i.left+=p[1]):'top'===r?(i.left+=p[0],i.top-=p[1]):'bottom'===r&&(i.left+=p[0],i.top+=p[1]),e.popper=i,e}function preventOverflow(e,t){let o=t.boundariesElement||getOffsetParent(e.instance.popper);e.instance.reference===o&&(o=getOffsetParent(o));const i=getBoundaries(e.instance.popper,e.instance.reference,t.padding,o);t.boundaries=i;const n=t.priority;let r=e.offsets.popper;const p={primary(e){let o=r[e];return r[e]<i[e]&&!t.escapeWithReference&&(o=Math.max(r[e],i[e])),{[e]:o}},secondary(e){const o='right'===e?'left':'top';let n=r[o];return r[e]>i[e]&&!t.escapeWithReference&&(n=Math.min(r[o],i[e]-('right'===e?r.width:r.height))),{[o]:n}}};return n.forEach((e)=>{const t=-1===['left','top'].indexOf(e)?'secondary':'primary';r=_extends({},r,p[t](e))}),e.offsets.popper=r,e}function shift(e){const t=e.placement,o=t.split('-')[0],i=t.split('-')[1];if(i){const{reference:t,popper:n}=e.offsets,r=-1!==['bottom','top'].indexOf(o),p=r?'left':'top',d=r?'width':'height',s={start:{[p]:t[p]},end:{[p]:t[p]+t[d]-n[d]}};e.offsets.popper=_extends({},n,s[i])}return e}function hide(e){if(!isModifierRequired(e.instance.modifiers,'hide','preventOverflow'))return e;const t=e.offsets.reference,o=find(e.instance.modifiers,(e)=>'preventOverflow'===e.name).boundaries;if(t.bottom<o.top||t.left>o.right||t.top>o.bottom||t.right<o.left){if(!0===e.hide)return e;e.hide=!0,e.attributes['x-out-of-boundaries']=''}else{if(!1===e.hide)return e;e.hide=!1,e.attributes['x-out-of-boundaries']=!1}return e}function inner(e){const t=e.placement,o=t.split('-')[0],{popper:i,reference:n}=e.offsets,r=-1!==['left','right'].indexOf(o),p=-1===['top','left'].indexOf(o);return i[r?'left':'top']=n[t]-(p?i[r?'width':'height']:0),e.placement=getOppositePlacement(t),e.offsets.popper=getClientRect(i),e}var modifiers={shift:{order:100,enabled:!0,fn:shift},offset:{order:200,enabled:!0,fn:offset,offset:0},preventOverflow:{order:300,enabled:!0,fn:preventOverflow,priority:['left','right','top','bottom'],padding:5,boundariesElement:'scrollParent'},keepTogether:{order:400,enabled:!0,fn:keepTogether},arrow:{order:500,enabled:!0,fn:arrow,element:'[x-arrow]'},flip:{order:600,enabled:!0,fn:flip,behavior:'flip',padding:5,boundariesElement:'viewport'},inner:{order:700,enabled:!1,fn:inner},hide:{order:800,enabled:!0,fn:hide},computeStyle:{order:850,enabled:!0,fn:computeStyle,gpuAcceleration:!0,x:'bottom',y:'right'},applyStyle:{order:900,enabled:!0,fn:applyStyle,onLoad:applyStyleOnLoad,gpuAcceleration:void 0}},Defaults={placement:'bottom',eventsEnabled:!0,removeOnDestroy:!1,onCreate:()=>{},onUpdate:()=>{},modifiers};class Popper{constructor(e,t,o={}){this.scheduleUpdate=()=>requestAnimationFrame(this.update),this.update=debounce(this.update.bind(this)),this.options=_extends({},Popper.Defaults,o),this.state={isDestroyed:!1,isCreated:!1,scrollParents:[]},this.reference=e.jquery?e[0]:e,this.popper=t.jquery?t[0]:t,this.options.modifiers={},Object.keys(_extends({},Popper.Defaults.modifiers,o.modifiers)).forEach((e)=>{this.options.modifiers[e]=_extends({},Popper.Defaults.modifiers[e]||{},o.modifiers?o.modifiers[e]:{})}),this.modifiers=Object.keys(this.options.modifiers).map((e)=>_extends({name:e},this.options.modifiers[e])).sort((e,t)=>e.order-t.order),this.modifiers.forEach((e)=>{e.enabled&&isFunction(e.onLoad)&&e.onLoad(this.reference,this.popper,this.options,e,this.state)}),this.update();const i=this.options.eventsEnabled;i&&this.enableEventListeners(),this.state.eventsEnabled=i}update(){return update.call(this)}destroy(){return destroy.call(this)}enableEventListeners(){return enableEventListeners.call(this)}disableEventListeners(){return disableEventListeners.call(this)}}Popper.Utils=('undefined'==typeof window?global:window).PopperUtils,Popper.placements=placements,Popper.Defaults=Defaults;export default Popper;
+//# sourceMappingURL=popper.min.js.map
diff --git a/src/js/tether.js b/src/js/tether.js
deleted file mode 100644
index ea141f0..0000000
--- a/src/js/tether.js
+++ /dev/null
@@ -1,1811 +0,0 @@
-/*! tether 1.4.0 */
-
-(function(root, factory) {
-  if (typeof define === 'function' && define.amd) {
-    define(factory);
-  } else if (typeof exports === 'object') {
-    module.exports = factory(require, exports, module);
-  } else {
-    root.Tether = factory();
-  }
-}(this, function(require, exports, module) {
-
-'use strict';
-
-var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })();
-
-function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }
-
-var TetherBase = undefined;
-if (typeof TetherBase === 'undefined') {
-  TetherBase = { modules: [] };
-}
-
-var zeroElement = null;
-
-// Same as native getBoundingClientRect, except it takes into account parent <frame> offsets
-// if the element lies within a nested document (<frame> or <iframe>-like).
-function getActualBoundingClientRect(node) {
-  var boundingRect = node.getBoundingClientRect();
-
-  // The original object returned by getBoundingClientRect is immutable, so we clone it
-  // We can't use extend because the properties are not considered part of the object by hasOwnProperty in IE9
-  var rect = {};
-  for (var k in boundingRect) {
-    rect[k] = boundingRect[k];
-  }
-
-  if (node.ownerDocument !== document) {
-    var _frameElement = node.ownerDocument.defaultView.frameElement;
-    if (_frameElement) {
-      var frameRect = getActualBoundingClientRect(_frameElement);
-      rect.top += frameRect.top;
-      rect.bottom += frameRect.top;
-      rect.left += frameRect.left;
-      rect.right += frameRect.left;
-    }
-  }
-
-  return rect;
-}
-
-function getScrollParents(el) {
-  // In firefox if the el is inside an iframe with display: none; window.getComputedStyle() will return null;
-  // https://bugzilla.mozilla.org/show_bug.cgi?id=548397
-  var computedStyle = getComputedStyle(el) || {};
-  var position = computedStyle.position;
-  var parents = [];
-
-  if (position === 'fixed') {
-    return [el];
-  }
-
-  var parent = el;
-  while ((parent = parent.parentNode) && parent && parent.nodeType === 1) {
-    var style = undefined;
-    try {
-      style = getComputedStyle(parent);
-    } catch (err) {}
-
-    if (typeof style === 'undefined' || style === null) {
-      parents.push(parent);
-      return parents;
-    }
-
-    var _style = style;
-    var overflow = _style.overflow;
-    var overflowX = _style.overflowX;
-    var overflowY = _style.overflowY;
-
-    if (/(auto|scroll)/.test(overflow + overflowY + overflowX)) {
-      if (position !== 'absolute' || ['relative', 'absolute', 'fixed'].indexOf(style.position) >= 0) {
-        parents.push(parent);
-      }
-    }
-  }
-
-  parents.push(el.ownerDocument.body);
-
-  // If the node is within a frame, account for the parent window scroll
-  if (el.ownerDocument !== document) {
-    parents.push(el.ownerDocument.defaultView);
-  }
-
-  return parents;
-}
-
-var uniqueId = (function () {
-  var id = 0;
-  return function () {
-    return ++id;
-  };
-})();
-
-var zeroPosCache = {};
-var getOrigin = function getOrigin() {
-  // getBoundingClientRect is unfortunately too accurate.  It introduces a pixel or two of
-  // jitter as the user scrolls that messes with our ability to detect if two positions
-  // are equivilant or not.  We place an element at the top left of the page that will
-  // get the same jitter, so we can cancel the two out.
-  var node = zeroElement;
-  if (!node || !document.body.contains(node)) {
-    node = document.createElement('div');
-    node.setAttribute('data-tether-id', uniqueId());
-    extend(node.style, {
-      top: 0,
-      left: 0,
-      position: 'absolute'
-    });
-
-    document.body.appendChild(node);
-
-    zeroElement = node;
-  }
-
-  var id = node.getAttribute('data-tether-id');
-  if (typeof zeroPosCache[id] === 'undefined') {
-    zeroPosCache[id] = getActualBoundingClientRect(node);
-
-    // Clear the cache when this position call is done
-    defer(function () {
-      delete zeroPosCache[id];
-    });
-  }
-
-  return zeroPosCache[id];
-};
-
-function removeUtilElements() {
-  if (zeroElement) {
-    document.body.removeChild(zeroElement);
-  }
-  zeroElement = null;
-};
-
-function getBounds(el) {
-  var doc = undefined;
-  if (el === document) {
-    doc = document;
-    el = document.documentElement;
-  } else {
-    doc = el.ownerDocument;
-  }
-
-  var docEl = doc.documentElement;
-
-  var box = getActualBoundingClientRect(el);
-
-  var origin = getOrigin();
-
-  box.top -= origin.top;
-  box.left -= origin.left;
-
-  if (typeof box.width === 'undefined') {
-    box.width = document.body.scrollWidth - box.left - box.right;
-  }
-  if (typeof box.height === 'undefined') {
-    box.height = document.body.scrollHeight - box.top - box.bottom;
-  }
-
-  box.top = box.top - docEl.clientTop;
-  box.left = box.left - docEl.clientLeft;
-  box.right = doc.body.clientWidth - box.width - box.left;
-  box.bottom = doc.body.clientHeight - box.height - box.top;
-
-  return box;
-}
-
-function getOffsetParent(el) {
-  return el.offsetParent || document.documentElement;
-}
-
-var _scrollBarSize = null;
-function getScrollBarSize() {
-  if (_scrollBarSize) {
-    return _scrollBarSize;
-  }
-  var inner = document.createElement('div');
-  inner.style.width = '100%';
-  inner.style.height = '200px';
-
-  var outer = document.createElement('div');
-  extend(outer.style, {
-    position: 'absolute',
-    top: 0,
-    left: 0,
-    pointerEvents: 'none',
-    visibility: 'hidden',
-    width: '200px',
-    height: '150px',
-    overflow: 'hidden'
-  });
-
-  outer.appendChild(inner);
-
-  document.body.appendChild(outer);
-
-  var widthContained = inner.offsetWidth;
-  outer.style.overflow = 'scroll';
-  var widthScroll = inner.offsetWidth;
-
-  if (widthContained === widthScroll) {
-    widthScroll = outer.clientWidth;
-  }
-
-  document.body.removeChild(outer);
-
-  var width = widthContained - widthScroll;
-
-  _scrollBarSize = { width: width, height: width };
-  return _scrollBarSize;
-}
-
-function extend() {
-  var out = arguments.length <= 0 || arguments[0] === undefined ? {} : arguments[0];
-
-  var args = [];
-
-  Array.prototype.push.apply(args, arguments);
-
-  args.slice(1).forEach(function (obj) {
-    if (obj) {
-      for (var key in obj) {
-        if (({}).hasOwnProperty.call(obj, key)) {
-          out[key] = obj[key];
-        }
-      }
-    }
-  });
-
-  return out;
-}
-
-function removeClass(el, name) {
-  if (typeof el.classList !== 'undefined') {
-    name.split(' ').forEach(function (cls) {
-      if (cls.trim()) {
-        el.classList.remove(cls);
-      }
-    });
-  } else {
-    var regex = new RegExp('(^| )' + name.split(' ').join('|') + '( |$)', 'gi');
-    var className = getClassName(el).replace(regex, ' ');
-    setClassName(el, className);
-  }
-}
-
-function addClass(el, name) {
-  if (typeof el.classList !== 'undefined') {
-    name.split(' ').forEach(function (cls) {
-      if (cls.trim()) {
-        el.classList.add(cls);
-      }
-    });
-  } else {
-    removeClass(el, name);
-    var cls = getClassName(el) + (' ' + name);
-    setClassName(el, cls);
-  }
-}
-
-function hasClass(el, name) {
-  if (typeof el.classList !== 'undefined') {
-    return el.classList.contains(name);
-  }
-  var className = getClassName(el);
-  return new RegExp('(^| )' + name + '( |$)', 'gi').test(className);
-}
-
-function getClassName(el) {
-  // Can't use just SVGAnimatedString here since nodes within a Frame in IE have
-  // completely separately SVGAnimatedString base classes
-  if (el.className instanceof el.ownerDocument.defaultView.SVGAnimatedString) {
-    return el.className.baseVal;
-  }
-  return el.className;
-}
-
-function setClassName(el, className) {
-  el.setAttribute('class', className);
-}
-
-function updateClasses(el, add, all) {
-  // Of the set of 'all' classes, we need the 'add' classes, and only the
-  // 'add' classes to be set.
-  all.forEach(function (cls) {
-    if (add.indexOf(cls) === -1 && hasClass(el, cls)) {
-      removeClass(el, cls);
-    }
-  });
-
-  add.forEach(function (cls) {
-    if (!hasClass(el, cls)) {
-      addClass(el, cls);
-    }
-  });
-}
-
-var deferred = [];
-
-var defer = function defer(fn) {
-  deferred.push(fn);
-};
-
-var flush = function flush() {
-  var fn = undefined;
-  while (fn = deferred.pop()) {
-    fn();
-  }
-};
-
-var Evented = (function () {
-  function Evented() {
-    _classCallCheck(this, Evented);
-  }
-
-  _createClass(Evented, [{
-    key: 'on',
-    value: function on(event, handler, ctx) {
-      var once = arguments.length <= 3 || arguments[3] === undefined ? false : arguments[3];
-
-      if (typeof this.bindings === 'undefined') {
-        this.bindings = {};
-      }
-      if (typeof this.bindings[event] === 'undefined') {
-        this.bindings[event] = [];
-      }
-      this.bindings[event].push({ handler: handler, ctx: ctx, once: once });
-    }
-  }, {
-    key: 'once',
-    value: function once(event, handler, ctx) {
-      this.on(event, handler, ctx, true);
-    }
-  }, {
-    key: 'off',
-    value: function off(event, handler) {
-      if (typeof this.bindings === 'undefined' || typeof this.bindings[event] === 'undefined') {
-        return;
-      }
-
-      if (typeof handler === 'undefined') {
-        delete this.bindings[event];
-      } else {
-        var i = 0;
-        while (i < this.bindings[event].length) {
-          if (this.bindings[event][i].handler === handler) {
-            this.bindings[event].splice(i, 1);
-          } else {
-            ++i;
-          }
-        }
-      }
-    }
-  }, {
-    key: 'trigger',
-    value: function trigger(event) {
-      if (typeof this.bindings !== 'undefined' && this.bindings[event]) {
-        var i = 0;
-
-        for (var _len = arguments.length, args = Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
-          args[_key - 1] = arguments[_key];
-        }
-
-        while (i < this.bindings[event].length) {
-          var _bindings$event$i = this.bindings[event][i];
-          var handler = _bindings$event$i.handler;
-          var ctx = _bindings$event$i.ctx;
-          var once = _bindings$event$i.once;
-
-          var context = ctx;
-          if (typeof context === 'undefined') {
-            context = this;
-          }
-
-          handler.apply(context, args);
-
-          if (once) {
-            this.bindings[event].splice(i, 1);
-          } else {
-            ++i;
-          }
-        }
-      }
-    }
-  }]);
-
-  return Evented;
-})();
-
-TetherBase.Utils = {
-  getActualBoundingClientRect: getActualBoundingClientRect,
-  getScrollParents: getScrollParents,
-  getBounds: getBounds,
-  getOffsetParent: getOffsetParent,
-  extend: extend,
-  addClass: addClass,
-  removeClass: removeClass,
-  hasClass: hasClass,
-  updateClasses: updateClasses,
-  defer: defer,
-  flush: flush,
-  uniqueId: uniqueId,
-  Evented: Evented,
-  getScrollBarSize: getScrollBarSize,
-  removeUtilElements: removeUtilElements
-};
-/* globals TetherBase, performance */
-
-'use strict';
-
-var _slicedToArray = (function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i['return']) _i['return'](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError('Invalid attempt to destructure non-iterable instance'); } }; })();
-
-var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })();
-
-var _get = function get(_x6, _x7, _x8) { var _again = true; _function: while (_again) { var object = _x6, property = _x7, receiver = _x8; _again = false; if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { _x6 = parent; _x7 = property; _x8 = receiver; _again = true; desc = parent = undefined; continue _function; } } else if ('value' in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } } };
-
-function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }
-
-function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
-
-if (typeof TetherBase === 'undefined') {
-  throw new Error('You must include the utils.js file before tether.js');
-}
-
-var _TetherBase$Utils = TetherBase.Utils;
-var getScrollParents = _TetherBase$Utils.getScrollParents;
-var getBounds = _TetherBase$Utils.getBounds;
-var getOffsetParent = _TetherBase$Utils.getOffsetParent;
-var extend = _TetherBase$Utils.extend;
-var addClass = _TetherBase$Utils.addClass;
-var removeClass = _TetherBase$Utils.removeClass;
-var updateClasses = _TetherBase$Utils.updateClasses;
-var defer = _TetherBase$Utils.defer;
-var flush = _TetherBase$Utils.flush;
-var getScrollBarSize = _TetherBase$Utils.getScrollBarSize;
-var removeUtilElements = _TetherBase$Utils.removeUtilElements;
-
-function within(a, b) {
-  var diff = arguments.length <= 2 || arguments[2] === undefined ? 1 : arguments[2];
-
-  return a + diff >= b && b >= a - diff;
-}
-
-var transformKey = (function () {
-  if (typeof document === 'undefined') {
-    return '';
-  }
-  var el = document.createElement('div');
-
-  var transforms = ['transform', 'WebkitTransform', 'OTransform', 'MozTransform', 'msTransform'];
-  for (var i = 0; i < transforms.length; ++i) {
-    var key = transforms[i];
-    if (el.style[key] !== undefined) {
-      return key;
-    }
-  }
-})();
-
-var tethers = [];
-
-var position = function position() {
-  tethers.forEach(function (tether) {
-    tether.position(false);
-  });
-  flush();
-};
-
-function now() {
-  if (typeof performance !== 'undefined' && typeof performance.now !== 'undefined') {
-    return performance.now();
-  }
-  return +new Date();
-}
-
-(function () {
-  var lastCall = null;
-  var lastDuration = null;
-  var pendingTimeout = null;
-
-  var tick = function tick() {
-    if (typeof lastDuration !== 'undefined' && lastDuration > 16) {
-      // We voluntarily throttle ourselves if we can't manage 60fps
-      lastDuration = Math.min(lastDuration - 16, 250);
-
-      // Just in case this is the last event, remember to position just once more
-      pendingTimeout = setTimeout(tick, 250);
-      return;
-    }
-
-    if (typeof lastCall !== 'undefined' && now() - lastCall < 10) {
-      // Some browsers call events a little too frequently, refuse to run more than is reasonable
-      return;
-    }
-
-    if (pendingTimeout != null) {
-      clearTimeout(pendingTimeout);
-      pendingTimeout = null;
-    }
-
-    lastCall = now();
-    position();
-    lastDuration = now() - lastCall;
-  };
-
-  if (typeof window !== 'undefined' && typeof window.addEventListener !== 'undefined') {
-    ['resize', 'scroll', 'touchmove'].forEach(function (event) {
-      window.addEventListener(event, tick);
-    });
-  }
-})();
-
-var MIRROR_LR = {
-  center: 'center',
-  left: 'right',
-  right: 'left'
-};
-
-var MIRROR_TB = {
-  middle: 'middle',
-  top: 'bottom',
-  bottom: 'top'
-};
-
-var OFFSET_MAP = {
-  top: 0,
-  left: 0,
-  middle: '50%',
-  center: '50%',
-  bottom: '100%',
-  right: '100%'
-};
-
-var autoToFixedAttachment = function autoToFixedAttachment(attachment, relativeToAttachment) {
-  var left = attachment.left;
-  var top = attachment.top;
-
-  if (left === 'auto') {
-    left = MIRROR_LR[relativeToAttachment.left];
-  }
-
-  if (top === 'auto') {
-    top = MIRROR_TB[relativeToAttachment.top];
-  }
-
-  return { left: left, top: top };
-};
-
-var attachmentToOffset = function attachmentToOffset(attachment) {
-  var left = attachment.left;
-  var top = attachment.top;
-
-  if (typeof OFFSET_MAP[attachment.left] !== 'undefined') {
-    left = OFFSET_MAP[attachment.left];
-  }
-
-  if (typeof OFFSET_MAP[attachment.top] !== 'undefined') {
-    top = OFFSET_MAP[attachment.top];
-  }
-
-  return { left: left, top: top };
-};
-
-function addOffset() {
-  var out = { top: 0, left: 0 };
-
-  for (var _len = arguments.length, offsets = Array(_len), _key = 0; _key < _len; _key++) {
-    offsets[_key] = arguments[_key];
-  }
-
-  offsets.forEach(function (_ref) {
-    var top = _ref.top;
-    var left = _ref.left;
-
-    if (typeof top === 'string') {
-      top = parseFloat(top, 10);
-    }
-    if (typeof left === 'string') {
-      left = parseFloat(left, 10);
-    }
-
-    out.top += top;
-    out.left += left;
-  });
-
-  return out;
-}
-
-function offsetToPx(offset, size) {
-  if (typeof offset.left === 'string' && offset.left.indexOf('%') !== -1) {
-    offset.left = parseFloat(offset.left, 10) / 100 * size.width;
-  }
-  if (typeof offset.top === 'string' && offset.top.indexOf('%') !== -1) {
-    offset.top = parseFloat(offset.top, 10) / 100 * size.height;
-  }
-
-  return offset;
-}
-
-var parseOffset = function parseOffset(value) {
-  var _value$split = value.split(' ');
-
-  var _value$split2 = _slicedToArray(_value$split, 2);
-
-  var top = _value$split2[0];
-  var left = _value$split2[1];
-
-  return { top: top, left: left };
-};
-var parseAttachment = parseOffset;
-
-var TetherClass = (function (_Evented) {
-  _inherits(TetherClass, _Evented);
-
-  function TetherClass(options) {
-    var _this = this;
-
-    _classCallCheck(this, TetherClass);
-
-    _get(Object.getPrototypeOf(TetherClass.prototype), 'constructor', this).call(this);
-    this.position = this.position.bind(this);
-
-    tethers.push(this);
-
-    this.history = [];
-
-    this.setOptions(options, false);
-
-    TetherBase.modules.forEach(function (module) {
-      if (typeof module.initialize !== 'undefined') {
-        module.initialize.call(_this);
-      }
-    });
-
-    this.position();
-  }
-
-  _createClass(TetherClass, [{
-    key: 'getClass',
-    value: function getClass() {
-      var key = arguments.length <= 0 || arguments[0] === undefined ? '' : arguments[0];
-      var classes = this.options.classes;
-
-      if (typeof classes !== 'undefined' && classes[key]) {
-        return this.options.classes[key];
-      } else if (this.options.classPrefix) {
-        return this.options.classPrefix + '-' + key;
-      } else {
-        return key;
-      }
-    }
-  }, {
-    key: 'setOptions',
-    value: function setOptions(options) {
-      var _this2 = this;
-
-      var pos = arguments.length <= 1 || arguments[1] === undefined ? true : arguments[1];
-
-      var defaults = {
-        offset: '0 0',
-        targetOffset: '0 0',
-        targetAttachment: 'auto auto',
-        classPrefix: 'tether'
-      };
-
-      this.options = extend(defaults, options);
-
-      var _options = this.options;
-      var element = _options.element;
-      var target = _options.target;
-      var targetModifier = _options.targetModifier;
-
-      this.element = element;
-      this.target = target;
-      this.targetModifier = targetModifier;
-
-      if (this.target === 'viewport') {
-        this.target = document.body;
-        this.targetModifier = 'visible';
-      } else if (this.target === 'scroll-handle') {
-        this.target = document.body;
-        this.targetModifier = 'scroll-handle';
-      }
-
-      ['element', 'target'].forEach(function (key) {
-        if (typeof _this2[key] === 'undefined') {
-          throw new Error('Tether Error: Both element and target must be defined');
-        }
-
-        if (typeof _this2[key].jquery !== 'undefined') {
-          _this2[key] = _this2[key][0];
-        } else if (typeof _this2[key] === 'string') {
-          _this2[key] = document.querySelector(_this2[key]);
-        }
-      });
-
-      addClass(this.element, this.getClass('element'));
-      if (!(this.options.addTargetClasses === false)) {
-        addClass(this.target, this.getClass('target'));
-      }
-
-      if (!this.options.attachment) {
-        throw new Error('Tether Error: You must provide an attachment');
-      }
-
-      this.targetAttachment = parseAttachment(this.options.targetAttachment);
-      this.attachment = parseAttachment(this.options.attachment);
-      this.offset = parseOffset(this.options.offset);
-      this.targetOffset = parseOffset(this.options.targetOffset);
-
-      if (typeof this.scrollParents !== 'undefined') {
-        this.disable();
-      }
-
-      if (this.targetModifier === 'scroll-handle') {
-        this.scrollParents = [this.target];
-      } else {
-        this.scrollParents = getScrollParents(this.target);
-      }
-
-      if (!(this.options.enabled === false)) {
-        this.enable(pos);
-      }
-    }
-  }, {
-    key: 'getTargetBounds',
-    value: function getTargetBounds() {
-      if (typeof this.targetModifier !== 'undefined') {
-        if (this.targetModifier === 'visible') {
-          if (this.target === document.body) {
-            return { top: pageYOffset, left: pageXOffset, height: innerHeight, width: innerWidth };
-          } else {
-            var bounds = getBounds(this.target);
-
-            var out = {
-              height: bounds.height,
-              width: bounds.width,
-              top: bounds.top,
-              left: bounds.left
-            };
-
-            out.height = Math.min(out.height, bounds.height - (pageYOffset - bounds.top));
-            out.height = Math.min(out.height, bounds.height - (bounds.top + bounds.height - (pageYOffset + innerHeight)));
-            out.height = Math.min(innerHeight, out.height);
-            out.height -= 2;
-
-            out.width = Math.min(out.width, bounds.width - (pageXOffset - bounds.left));
-            out.width = Math.min(out.width, bounds.width - (bounds.left + bounds.width - (pageXOffset + innerWidth)));
-            out.width = Math.min(innerWidth, out.width);
-            out.width -= 2;
-
-            if (out.top < pageYOffset) {
-              out.top = pageYOffset;
-            }
-            if (out.left < pageXOffset) {
-              out.left = pageXOffset;
-            }
-
-            return out;
-          }
-        } else if (this.targetModifier === 'scroll-handle') {
-          var bounds = undefined;
-          var target = this.target;
-          if (target === document.body) {
-            target = document.documentElement;
-
-            bounds = {
-              left: pageXOffset,
-              top: pageYOffset,
-              height: innerHeight,
-              width: innerWidth
-            };
-          } else {
-            bounds = getBounds(target);
-          }
-
-          var style = getComputedStyle(target);
-
-          var hasBottomScroll = target.scrollWidth > target.clientWidth || [style.overflow, style.overflowX].indexOf('scroll') >= 0 || this.target !== document.body;
-
-          var scrollBottom = 0;
-          if (hasBottomScroll) {
-            scrollBottom = 15;
-          }
-
-          var height = bounds.height - parseFloat(style.borderTopWidth) - parseFloat(style.borderBottomWidth) - scrollBottom;
-
-          var out = {
-            width: 15,
-            height: height * 0.975 * (height / target.scrollHeight),
-            left: bounds.left + bounds.width - parseFloat(style.borderLeftWidth) - 15
-          };
-
-          var fitAdj = 0;
-          if (height < 408 && this.target === document.body) {
-            fitAdj = -0.00011 * Math.pow(height, 2) - 0.00727 * height + 22.58;
-          }
-
-          if (this.target !== document.body) {
-            out.height = Math.max(out.height, 24);
-          }
-
-          var scrollPercentage = this.target.scrollTop / (target.scrollHeight - height);
-          out.top = scrollPercentage * (height - out.height - fitAdj) + bounds.top + parseFloat(style.borderTopWidth);
-
-          if (this.target === document.body) {
-            out.height = Math.max(out.height, 24);
-          }
-
-          return out;
-        }
-      } else {
-        return getBounds(this.target);
-      }
-    }
-  }, {
-    key: 'clearCache',
-    value: function clearCache() {
-      this._cache = {};
-    }
-  }, {
-    key: 'cache',
-    value: function cache(k, getter) {
-      // More than one module will often need the same DOM info, so
-      // we keep a cache which is cleared on each position call
-      if (typeof this._cache === 'undefined') {
-        this._cache = {};
-      }
-
-      if (typeof this._cache[k] === 'undefined') {
-        this._cache[k] = getter.call(this);
-      }
-
-      return this._cache[k];
-    }
-  }, {
-    key: 'enable',
-    value: function enable() {
-      var _this3 = this;
-
-      var pos = arguments.length <= 0 || arguments[0] === undefined ? true : arguments[0];
-
-      if (!(this.options.addTargetClasses === false)) {
-        addClass(this.target, this.getClass('enabled'));
-      }
-      addClass(this.element, this.getClass('enabled'));
-      this.enabled = true;
-
-      this.scrollParents.forEach(function (parent) {
-        if (parent !== _this3.target.ownerDocument) {
-          parent.addEventListener('scroll', _this3.position);
-        }
-      });
-
-      if (pos) {
-        this.position();
-      }
-    }
-  }, {
-    key: 'disable',
-    value: function disable() {
-      var _this4 = this;
-
-      removeClass(this.target, this.getClass('enabled'));
-      removeClass(this.element, this.getClass('enabled'));
-      this.enabled = false;
-
-      if (typeof this.scrollParents !== 'undefined') {
-        this.scrollParents.forEach(function (parent) {
-          parent.removeEventListener('scroll', _this4.position);
-        });
-      }
-    }
-  }, {
-    key: 'destroy',
-    value: function destroy() {
-      var _this5 = this;
-
-      this.disable();
-
-      tethers.forEach(function (tether, i) {
-        if (tether === _this5) {
-          tethers.splice(i, 1);
-        }
-      });
-
-      // Remove any elements we were using for convenience from the DOM
-      if (tethers.length === 0) {
-        removeUtilElements();
-      }
-    }
-  }, {
-    key: 'updateAttachClasses',
-    value: function updateAttachClasses(elementAttach, targetAttach) {
-      var _this6 = this;
-
-      elementAttach = elementAttach || this.attachment;
-      targetAttach = targetAttach || this.targetAttachment;
-      var sides = ['left', 'top', 'bottom', 'right', 'middle', 'center'];
-
-      if (typeof this._addAttachClasses !== 'undefined' && this._addAttachClasses.length) {
-        // updateAttachClasses can be called more than once in a position call, so
-        // we need to clean up after ourselves such that when the last defer gets
-        // ran it doesn't add any extra classes from previous calls.
-        this._addAttachClasses.splice(0, this._addAttachClasses.length);
-      }
-
-      if (typeof this._addAttachClasses === 'undefined') {
-        this._addAttachClasses = [];
-      }
-      var add = this._addAttachClasses;
-
-      if (elementAttach.top) {
-        add.push(this.getClass('element-attached') + '-' + elementAttach.top);
-      }
-      if (elementAttach.left) {
-        add.push(this.getClass('element-attached') + '-' + elementAttach.left);
-      }
-      if (targetAttach.top) {
-        add.push(this.getClass('target-attached') + '-' + targetAttach.top);
-      }
-      if (targetAttach.left) {
-        add.push(this.getClass('target-attached') + '-' + targetAttach.left);
-      }
-
-      var all = [];
-      sides.forEach(function (side) {
-        all.push(_this6.getClass('element-attached') + '-' + side);
-        all.push(_this6.getClass('target-attached') + '-' + side);
-      });
-
-      defer(function () {
-        if (!(typeof _this6._addAttachClasses !== 'undefined')) {
-          return;
-        }
-
-        updateClasses(_this6.element, _this6._addAttachClasses, all);
-        if (!(_this6.options.addTargetClasses === false)) {
-          updateClasses(_this6.target, _this6._addAttachClasses, all);
-        }
-
-        delete _this6._addAttachClasses;
-      });
-    }
-  }, {
-    key: 'position',
-    value: function position() {
-      var _this7 = this;
-
-      var flushChanges = arguments.length <= 0 || arguments[0] === undefined ? true : arguments[0];
-
-      // flushChanges commits the changes immediately, leave true unless you are positioning multiple
-      // tethers (in which case call Tether.Utils.flush yourself when you're done)
-
-      if (!this.enabled) {
-        return;
-      }
-
-      this.clearCache();
-
-      // Turn 'auto' attachments into the appropriate corner or edge
-      var targetAttachment = autoToFixedAttachment(this.targetAttachment, this.attachment);
-
-      this.updateAttachClasses(this.attachment, targetAttachment);
-
-      var elementPos = this.cache('element-bounds', function () {
-        return getBounds(_this7.element);
-      });
-
-      var width = elementPos.width;
-      var height = elementPos.height;
-
-      if (width === 0 && height === 0 && typeof this.lastSize !== 'undefined') {
-        var _lastSize = this.lastSize;
-
-        // We cache the height and width to make it possible to position elements that are
-        // getting hidden.
-        width = _lastSize.width;
-        height = _lastSize.height;
-      } else {
-        this.lastSize = { width: width, height: height };
-      }
-
-      var targetPos = this.cache('target-bounds', function () {
-        return _this7.getTargetBounds();
-      });
-      var targetSize = targetPos;
-
-      // Get an actual px offset from the attachment
-      var offset = offsetToPx(attachmentToOffset(this.attachment), { width: width, height: height });
-      var targetOffset = offsetToPx(attachmentToOffset(targetAttachment), targetSize);
-
-      var manualOffset = offsetToPx(this.offset, { width: width, height: height });
-      var manualTargetOffset = offsetToPx(this.targetOffset, targetSize);
-
-      // Add the manually provided offset
-      offset = addOffset(offset, manualOffset);
-      targetOffset = addOffset(targetOffset, manualTargetOffset);
-
-      // It's now our goal to make (element position + offset) == (target position + target offset)
-      var left = targetPos.left + targetOffset.left - offset.left;
-      var top = targetPos.top + targetOffset.top - offset.top;
-
-      for (var i = 0; i < TetherBase.modules.length; ++i) {
-        var _module2 = TetherBase.modules[i];
-        var ret = _module2.position.call(this, {
-          left: left,
-          top: top,
-          targetAttachment: targetAttachment,
-          targetPos: targetPos,
-          elementPos: elementPos,
-          offset: offset,
-          targetOffset: targetOffset,
-          manualOffset: manualOffset,
-          manualTargetOffset: manualTargetOffset,
-          scrollbarSize: scrollbarSize,
-          attachment: this.attachment
-        });
-
-        if (ret === false) {
-          return false;
-        } else if (typeof ret === 'undefined' || typeof ret !== 'object') {
-          continue;
-        } else {
-          top = ret.top;
-          left = ret.left;
-        }
-      }
-
-      // We describe the position three different ways to give the optimizer
-      // a chance to decide the best possible way to position the element
-      // with the fewest repaints.
-      var next = {
-        // It's position relative to the page (absolute positioning when
-        // the element is a child of the body)
-        page: {
-          top: top,
-          left: left
-        },
-
-        // It's position relative to the viewport (fixed positioning)
-        viewport: {
-          top: top - pageYOffset,
-          bottom: pageYOffset - top - height + innerHeight,
-          left: left - pageXOffset,
-          right: pageXOffset - left - width + innerWidth
-        }
-      };
-
-      var doc = this.target.ownerDocument;
-      var win = doc.defaultView;
-
-      var scrollbarSize = undefined;
-      if (win.innerHeight > doc.documentElement.clientHeight) {
-        scrollbarSize = this.cache('scrollbar-size', getScrollBarSize);
-        next.viewport.bottom -= scrollbarSize.height;
-      }
-
-      if (win.innerWidth > doc.documentElement.clientWidth) {
-        scrollbarSize = this.cache('scrollbar-size', getScrollBarSize);
-        next.viewport.right -= scrollbarSize.width;
-      }
-
-      if (['', 'static'].indexOf(doc.body.style.position) === -1 || ['', 'static'].indexOf(doc.body.parentElement.style.position) === -1) {
-        // Absolute positioning in the body will be relative to the page, not the 'initial containing block'
-        next.page.bottom = doc.body.scrollHeight - top - height;
-        next.page.right = doc.body.scrollWidth - left - width;
-      }
-
-      if (typeof this.options.optimizations !== 'undefined' && this.options.optimizations.moveElement !== false && !(typeof this.targetModifier !== 'undefined')) {
-        (function () {
-          var offsetParent = _this7.cache('target-offsetparent', function () {
-            return getOffsetParent(_this7.target);
-          });
-          var offsetPosition = _this7.cache('target-offsetparent-bounds', function () {
-            return getBounds(offsetParent);
-          });
-          var offsetParentStyle = getComputedStyle(offsetParent);
-          var offsetParentSize = offsetPosition;
-
-          var offsetBorder = {};
-          ['Top', 'Left', 'Bottom', 'Right'].forEach(function (side) {
-            offsetBorder[side.toLowerCase()] = parseFloat(offsetParentStyle['border' + side + 'Width']);
-          });
-
-          offsetPosition.right = doc.body.scrollWidth - offsetPosition.left - offsetParentSize.width + offsetBorder.right;
-          offsetPosition.bottom = doc.body.scrollHeight - offsetPosition.top - offsetParentSize.height + offsetBorder.bottom;
-
-          if (next.page.top >= offsetPosition.top + offsetBorder.top && next.page.bottom >= offsetPosition.bottom) {
-            if (next.page.left >= offsetPosition.left + offsetBorder.left && next.page.right >= offsetPosition.right) {
-              // We're within the visible part of the target's scroll parent
-              var scrollTop = offsetParent.scrollTop;
-              var scrollLeft = offsetParent.scrollLeft;
-
-              // It's position relative to the target's offset parent (absolute positioning when
-              // the element is moved to be a child of the target's offset parent).
-              next.offset = {
-                top: next.page.top - offsetPosition.top + scrollTop - offsetBorder.top,
-                left: next.page.left - offsetPosition.left + scrollLeft - offsetBorder.left
-              };
-            }
-          }
-        })();
-      }
-
-      // We could also travel up the DOM and try each containing context, rather than only
-      // looking at the body, but we're gonna get diminishing returns.
-
-      this.move(next);
-
-      this.history.unshift(next);
-
-      if (this.history.length > 3) {
-        this.history.pop();
-      }
-
-      if (flushChanges) {
-        flush();
-      }
-
-      return true;
-    }
-
-    // THE ISSUE
-  }, {
-    key: 'move',
-    value: function move(pos) {
-      var _this8 = this;
-
-      if (!(typeof this.element.parentNode !== 'undefined')) {
-        return;
-      }
-
-      var same = {};
-
-      for (var type in pos) {
-        same[type] = {};
-
-        for (var key in pos[type]) {
-          var found = false;
-
-          for (var i = 0; i < this.history.length; ++i) {
-            var point = this.history[i];
-            if (typeof point[type] !== 'undefined' && !within(point[type][key], pos[type][key])) {
-              found = true;
-              break;
-            }
-          }
-
-          if (!found) {
-            same[type][key] = true;
-          }
-        }
-      }
-
-      var css = { top: '', left: '', right: '', bottom: '' };
-
-      var transcribe = function transcribe(_same, _pos) {
-        var hasOptimizations = typeof _this8.options.optimizations !== 'undefined';
-        var gpu = hasOptimizations ? _this8.options.optimizations.gpu : null;
-        if (gpu !== false) {
-          var yPos = undefined,
-              xPos = undefined;
-          if (_same.top) {
-            css.top = 0;
-            yPos = _pos.top;
-          } else {
-            css.bottom = 0;
-            yPos = -_pos.bottom;
-          }
-
-          if (_same.left) {
-            css.left = 0;
-            xPos = _pos.left;
-          } else {
-            css.right = 0;
-            xPos = -_pos.right;
-          }
-
-          if (window.matchMedia) {
-            // HubSpot/tether#207
-            var retina = window.matchMedia('only screen and (min-resolution: 1.3dppx)').matches || window.matchMedia('only screen and (-webkit-min-device-pixel-ratio: 1.3)').matches;
-            if (!retina) {
-              xPos = Math.round(xPos);
-              yPos = Math.round(yPos);
-            }
-          }
-
-          css[transformKey] = 'translateX(' + xPos + 'px) translateY(' + yPos + 'px)';
-
-          if (transformKey !== 'msTransform') {
-            // The Z transform will keep this in the GPU (faster, and prevents artifacts),
-            // but IE9 doesn't support 3d transforms and will choke.
-            css[transformKey] += " translateZ(0)";
-          }
-        } else {
-          if (_same.top) {
-            css.top = _pos.top + 'px';
-          } else {
-            css.bottom = _pos.bottom + 'px';
-          }
-
-          if (_same.left) {
-            css.left = _pos.left + 'px';
-          } else {
-            css.right = _pos.right + 'px';
-          }
-        }
-      };
-
-      var moved = false;
-      if ((same.page.top || same.page.bottom) && (same.page.left || same.page.right)) {
-        css.position = 'absolute';
-        transcribe(same.page, pos.page);
-      } else if ((same.viewport.top || same.viewport.bottom) && (same.viewport.left || same.viewport.right)) {
-        css.position = 'fixed';
-        transcribe(same.viewport, pos.viewport);
-      } else if (typeof same.offset !== 'undefined' && same.offset.top && same.offset.left) {
-        (function () {
-          css.position = 'absolute';
-          var offsetParent = _this8.cache('target-offsetparent', function () {
-            return getOffsetParent(_this8.target);
-          });
-
-          if (getOffsetParent(_this8.element) !== offsetParent) {
-            defer(function () {
-              _this8.element.parentNode.removeChild(_this8.element);
-              offsetParent.appendChild(_this8.element);
-            });
-          }
-
-          transcribe(same.offset, pos.offset);
-          moved = true;
-        })();
-      } else {
-        css.position = 'absolute';
-        transcribe({ top: true, left: true }, pos.page);
-      }
-
-      if (!moved) {
-        if (this.options.bodyElement) {
-          this.options.bodyElement.appendChild(this.element);
-        } else {
-          var offsetParentIsBody = true;
-          var currentNode = this.element.parentNode;
-          while (currentNode && currentNode.nodeType === 1 && currentNode.tagName !== 'BODY') {
-            if (getComputedStyle(currentNode).position !== 'static') {
-              offsetParentIsBody = false;
-              break;
-            }
-
-            currentNode = currentNode.parentNode;
-          }
-
-          if (!offsetParentIsBody) {
-            this.element.parentNode.removeChild(this.element);
-            this.element.ownerDocument.body.appendChild(this.element);
-          }
-        }
-      }
-
-      // Any css change will trigger a repaint, so let's avoid one if nothing changed
-      var writeCSS = {};
-      var write = false;
-      for (var key in css) {
-        var val = css[key];
-        var elVal = this.element.style[key];
-
-        if (elVal !== val) {
-          write = true;
-          writeCSS[key] = val;
-        }
-      }
-
-      if (write) {
-        defer(function () {
-          extend(_this8.element.style, writeCSS);
-          _this8.trigger('repositioned');
-        });
-      }
-    }
-  }]);
-
-  return TetherClass;
-})(Evented);
-
-TetherClass.modules = [];
-
-TetherBase.position = position;
-
-var Tether = extend(TetherClass, TetherBase);
-/* globals TetherBase */
-
-'use strict';
-
-var _slicedToArray = (function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i['return']) _i['return'](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError('Invalid attempt to destructure non-iterable instance'); } }; })();
-
-var _TetherBase$Utils = TetherBase.Utils;
-var getBounds = _TetherBase$Utils.getBounds;
-var extend = _TetherBase$Utils.extend;
-var updateClasses = _TetherBase$Utils.updateClasses;
-var defer = _TetherBase$Utils.defer;
-
-var BOUNDS_FORMAT = ['left', 'top', 'right', 'bottom'];
-
-function getBoundingRect(tether, to) {
-  if (to === 'scrollParent') {
-    to = tether.scrollParents[0];
-  } else if (to === 'window') {
-    to = [pageXOffset, pageYOffset, innerWidth + pageXOffset, innerHeight + pageYOffset];
-  }
-
-  if (to === document) {
-    to = to.documentElement;
-  }
-
-  if (typeof to.nodeType !== 'undefined') {
-    (function () {
-      var node = to;
-      var size = getBounds(to);
-      var pos = size;
-      var style = getComputedStyle(to);
-
-      to = [pos.left, pos.top, size.width + pos.left, size.height + pos.top];
-
-      // Account any parent Frames scroll offset
-      if (node.ownerDocument !== document) {
-        var win = node.ownerDocument.defaultView;
-        to[0] += win.pageXOffset;
-        to[1] += win.pageYOffset;
-        to[2] += win.pageXOffset;
-        to[3] += win.pageYOffset;
-      }
-
-      BOUNDS_FORMAT.forEach(function (side, i) {
-        side = side[0].toUpperCase() + side.substr(1);
-        if (side === 'Top' || side === 'Left') {
-          to[i] += parseFloat(style['border' + side + 'Width']);
-        } else {
-          to[i] -= parseFloat(style['border' + side + 'Width']);
-        }
-      });
-    })();
-  }
-
-  return to;
-}
-
-TetherBase.modules.push({
-  position: function position(_ref) {
-    var _this = this;
-
-    var top = _ref.top;
-    var left = _ref.left;
-    var targetAttachment = _ref.targetAttachment;
-
-    if (!this.options.constraints) {
-      return true;
-    }
-
-    var _cache = this.cache('element-bounds', function () {
-      return getBounds(_this.element);
-    });
-
-    var height = _cache.height;
-    var width = _cache.width;
-
-    if (width === 0 && height === 0 && typeof this.lastSize !== 'undefined') {
-      var _lastSize = this.lastSize;
-
-      // Handle the item getting hidden as a result of our positioning without glitching
-      // the classes in and out
-      width = _lastSize.width;
-      height = _lastSize.height;
-    }
-
-    var targetSize = this.cache('target-bounds', function () {
-      return _this.getTargetBounds();
-    });
-
-    var targetHeight = targetSize.height;
-    var targetWidth = targetSize.width;
-
-    var allClasses = [this.getClass('pinned'), this.getClass('out-of-bounds')];
-
-    this.options.constraints.forEach(function (constraint) {
-      var outOfBoundsClass = constraint.outOfBoundsClass;
-      var pinnedClass = constraint.pinnedClass;
-
-      if (outOfBoundsClass) {
-        allClasses.push(outOfBoundsClass);
-      }
-      if (pinnedClass) {
-        allClasses.push(pinnedClass);
-      }
-    });
-
-    allClasses.forEach(function (cls) {
-      ['left', 'top', 'right', 'bottom'].forEach(function (side) {
-        allClasses.push(cls + '-' + side);
-      });
-    });
-
-    var addClasses = [];
-
-    var tAttachment = extend({}, targetAttachment);
-    var eAttachment = extend({}, this.attachment);
-
-    this.options.constraints.forEach(function (constraint) {
-      var to = constraint.to;
-      var attachment = constraint.attachment;
-      var pin = constraint.pin;
-
-      if (typeof attachment === 'undefined') {
-        attachment = '';
-      }
-
-      var changeAttachX = undefined,
-          changeAttachY = undefined;
-      if (attachment.indexOf(' ') >= 0) {
-        var _attachment$split = attachment.split(' ');
-
-        var _attachment$split2 = _slicedToArray(_attachment$split, 2);
-
-        changeAttachY = _attachment$split2[0];
-        changeAttachX = _attachment$split2[1];
-      } else {
-        changeAttachX = changeAttachY = attachment;
-      }
-
-      var bounds = getBoundingRect(_this, to);
-
-      if (changeAttachY === 'target' || changeAttachY === 'both') {
-        if (top < bounds[1] && tAttachment.top === 'top') {
-          top += targetHeight;
-          tAttachment.top = 'bottom';
-        }
-
-        if (top + height > bounds[3] && tAttachment.top === 'bottom') {
-          top -= targetHeight;
-          tAttachment.top = 'top';
-        }
-      }
-
-      if (changeAttachY === 'together') {
-        if (tAttachment.top === 'top') {
-          if (eAttachment.top === 'bottom' && top < bounds[1]) {
-            top += targetHeight;
-            tAttachment.top = 'bottom';
-
-            top += height;
-            eAttachment.top = 'top';
-          } else if (eAttachment.top === 'top' && top + height > bounds[3] && top - (height - targetHeight) >= bounds[1]) {
-            top -= height - targetHeight;
-            tAttachment.top = 'bottom';
-
-            eAttachment.top = 'bottom';
-          }
-        }
-
-        if (tAttachment.top === 'bottom') {
-          if (eAttachment.top === 'top' && top + height > bounds[3]) {
-            top -= targetHeight;
-            tAttachment.top = 'top';
-
-            top -= height;
-            eAttachment.top = 'bottom';
-          } else if (eAttachment.top === 'bottom' && top < bounds[1] && top + (height * 2 - targetHeight) <= bounds[3]) {
-            top += height - targetHeight;
-            tAttachment.top = 'top';
-
-            eAttachment.top = 'top';
-          }
-        }
-
-        if (tAttachment.top === 'middle') {
-          if (top + height > bounds[3] && eAttachment.top === 'top') {
-            top -= height;
-            eAttachment.top = 'bottom';
-          } else if (top < bounds[1] && eAttachment.top === 'bottom') {
-            top += height;
-            eAttachment.top = 'top';
-          }
-        }
-      }
-
-      if (changeAttachX === 'target' || changeAttachX === 'both') {
-        if (left < bounds[0] && tAttachment.left === 'left') {
-          left += targetWidth;
-          tAttachment.left = 'right';
-        }
-
-        if (left + width > bounds[2] && tAttachment.left === 'right') {
-          left -= targetWidth;
-          tAttachment.left = 'left';
-        }
-      }
-
-      if (changeAttachX === 'together') {
-        if (left < bounds[0] && tAttachment.left === 'left') {
-          if (eAttachment.left === 'right') {
-            left += targetWidth;
-            tAttachment.left = 'right';
-
-            left += width;
-            eAttachment.left = 'left';
-          } else if (eAttachment.left === 'left') {
-            left += targetWidth;
-            tAttachment.left = 'right';
-
-            left -= width;
-            eAttachment.left = 'right';
-          }
-        } else if (left + width > bounds[2] && tAttachment.left === 'right') {
-          if (eAttachment.left === 'left') {
-            left -= targetWidth;
-            tAttachment.left = 'left';
-
-            left -= width;
-            eAttachment.left = 'right';
-          } else if (eAttachment.left === 'right') {
-            left -= targetWidth;
-            tAttachment.left = 'left';
-
-            left += width;
-            eAttachment.left = 'left';
-          }
-        } else if (tAttachment.left === 'center') {
-          if (left + width > bounds[2] && eAttachment.left === 'left') {
-            left -= width;
-            eAttachment.left = 'right';
-          } else if (left < bounds[0] && eAttachment.left === 'right') {
-            left += width;
-            eAttachment.left = 'left';
-          }
-        }
-      }
-
-      if (changeAttachY === 'element' || changeAttachY === 'both') {
-        if (top < bounds[1] && eAttachment.top === 'bottom') {
-          top += height;
-          eAttachment.top = 'top';
-        }
-
-        if (top + height > bounds[3] && eAttachment.top === 'top') {
-          top -= height;
-          eAttachment.top = 'bottom';
-        }
-      }
-
-      if (changeAttachX === 'element' || changeAttachX === 'both') {
-        if (left < bounds[0]) {
-          if (eAttachment.left === 'right') {
-            left += width;
-            eAttachment.left = 'left';
-          } else if (eAttachment.left === 'center') {
-            left += width / 2;
-            eAttachment.left = 'left';
-          }
-        }
-
-        if (left + width > bounds[2]) {
-          if (eAttachment.left === 'left') {
-            left -= width;
-            eAttachment.left = 'right';
-          } else if (eAttachment.left === 'center') {
-            left -= width / 2;
-            eAttachment.left = 'right';
-          }
-        }
-      }
-
-      if (typeof pin === 'string') {
-        pin = pin.split(',').map(function (p) {
-          return p.trim();
-        });
-      } else if (pin === true) {
-        pin = ['top', 'left', 'right', 'bottom'];
-      }
-
-      pin = pin || [];
-
-      var pinned = [];
-      var oob = [];
-
-      if (top < bounds[1]) {
-        if (pin.indexOf('top') >= 0) {
-          top = bounds[1];
-          pinned.push('top');
-        } else {
-          oob.push('top');
-        }
-      }
-
-      if (top + height > bounds[3]) {
-        if (pin.indexOf('bottom') >= 0) {
-          top = bounds[3] - height;
-          pinned.push('bottom');
-        } else {
-          oob.push('bottom');
-        }
-      }
-
-      if (left < bounds[0]) {
-        if (pin.indexOf('left') >= 0) {
-          left = bounds[0];
-          pinned.push('left');
-        } else {
-          oob.push('left');
-        }
-      }
-
-      if (left + width > bounds[2]) {
-        if (pin.indexOf('right') >= 0) {
-          left = bounds[2] - width;
-          pinned.push('right');
-        } else {
-          oob.push('right');
-        }
-      }
-
-      if (pinned.length) {
-        (function () {
-          var pinnedClass = undefined;
-          if (typeof _this.options.pinnedClass !== 'undefined') {
-            pinnedClass = _this.options.pinnedClass;
-          } else {
-            pinnedClass = _this.getClass('pinned');
-          }
-
-          addClasses.push(pinnedClass);
-          pinned.forEach(function (side) {
-            addClasses.push(pinnedClass + '-' + side);
-          });
-        })();
-      }
-
-      if (oob.length) {
-        (function () {
-          var oobClass = undefined;
-          if (typeof _this.options.outOfBoundsClass !== 'undefined') {
-            oobClass = _this.options.outOfBoundsClass;
-          } else {
-            oobClass = _this.getClass('out-of-bounds');
-          }
-
-          addClasses.push(oobClass);
-          oob.forEach(function (side) {
-            addClasses.push(oobClass + '-' + side);
-          });
-        })();
-      }
-
-      if (pinned.indexOf('left') >= 0 || pinned.indexOf('right') >= 0) {
-        eAttachment.left = tAttachment.left = false;
-      }
-      if (pinned.indexOf('top') >= 0 || pinned.indexOf('bottom') >= 0) {
-        eAttachment.top = tAttachment.top = false;
-      }
-
-      if (tAttachment.top !== targetAttachment.top || tAttachment.left !== targetAttachment.left || eAttachment.top !== _this.attachment.top || eAttachment.left !== _this.attachment.left) {
-        _this.updateAttachClasses(eAttachment, tAttachment);
-        _this.trigger('update', {
-          attachment: eAttachment,
-          targetAttachment: tAttachment
-        });
-      }
-    });
-
-    defer(function () {
-      if (!(_this.options.addTargetClasses === false)) {
-        updateClasses(_this.target, addClasses, allClasses);
-      }
-      updateClasses(_this.element, addClasses, allClasses);
-    });
-
-    return { top: top, left: left };
-  }
-});
-/* globals TetherBase */
-
-'use strict';
-
-var _TetherBase$Utils = TetherBase.Utils;
-var getBounds = _TetherBase$Utils.getBounds;
-var updateClasses = _TetherBase$Utils.updateClasses;
-var defer = _TetherBase$Utils.defer;
-
-TetherBase.modules.push({
-  position: function position(_ref) {
-    var _this = this;
-
-    var top = _ref.top;
-    var left = _ref.left;
-
-    var _cache = this.cache('element-bounds', function () {
-      return getBounds(_this.element);
-    });
-
-    var height = _cache.height;
-    var width = _cache.width;
-
-    var targetPos = this.getTargetBounds();
-
-    var bottom = top + height;
-    var right = left + width;
-
-    var abutted = [];
-    if (top <= targetPos.bottom && bottom >= targetPos.top) {
-      ['left', 'right'].forEach(function (side) {
-        var targetPosSide = targetPos[side];
-        if (targetPosSide === left || targetPosSide === right) {
-          abutted.push(side);
-        }
-      });
-    }
-
-    if (left <= targetPos.right && right >= targetPos.left) {
-      ['top', 'bottom'].forEach(function (side) {
-        var targetPosSide = targetPos[side];
-        if (targetPosSide === top || targetPosSide === bottom) {
-          abutted.push(side);
-        }
-      });
-    }
-
-    var allClasses = [];
-    var addClasses = [];
-
-    var sides = ['left', 'top', 'right', 'bottom'];
-    allClasses.push(this.getClass('abutted'));
-    sides.forEach(function (side) {
-      allClasses.push(_this.getClass('abutted') + '-' + side);
-    });
-
-    if (abutted.length) {
-      addClasses.push(this.getClass('abutted'));
-    }
-
-    abutted.forEach(function (side) {
-      addClasses.push(_this.getClass('abutted') + '-' + side);
-    });
-
-    defer(function () {
-      if (!(_this.options.addTargetClasses === false)) {
-        updateClasses(_this.target, addClasses, allClasses);
-      }
-      updateClasses(_this.element, addClasses, allClasses);
-    });
-
-    return true;
-  }
-});
-/* globals TetherBase */
-
-'use strict';
-
-var _slicedToArray = (function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i['return']) _i['return'](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError('Invalid attempt to destructure non-iterable instance'); } }; })();
-
-TetherBase.modules.push({
-  position: function position(_ref) {
-    var top = _ref.top;
-    var left = _ref.left;
-
-    if (!this.options.shift) {
-      return;
-    }
-
-    var shift = this.options.shift;
-    if (typeof this.options.shift === 'function') {
-      shift = this.options.shift.call(this, { top: top, left: left });
-    }
-
-    var shiftTop = undefined,
-        shiftLeft = undefined;
-    if (typeof shift === 'string') {
-      shift = shift.split(' ');
-      shift[1] = shift[1] || shift[0];
-
-      var _shift = shift;
-
-      var _shift2 = _slicedToArray(_shift, 2);
-
-      shiftTop = _shift2[0];
-      shiftLeft = _shift2[1];
-
-      shiftTop = parseFloat(shiftTop, 10);
-      shiftLeft = parseFloat(shiftLeft, 10);
-    } else {
-      shiftTop = shift.top;
-      shiftLeft = shift.left;
-    }
-
-    top += shiftTop;
-    left += shiftLeft;
-
-    return { top: top, left: left };
-  }
-});
-return Tether;
-
-}));
diff --git a/src/js/tether.min.js b/src/js/tether.min.js
deleted file mode 100644
index d16b9b1..0000000
--- a/src/js/tether.min.js
+++ /dev/null
@@ -1 +0,0 @@
-!function(t,e){"function"==typeof define&&define.amd?define(e):"object"==typeof exports?module.exports=e(require,exports,module):t.Tether=e()}(this,function(t,e,o){"use strict";function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function n(t){var e=t.getBoundingClientRect(),o={};for(var i in e)o[i]=e[i];if(t.ownerDocument!==document){var r=t.ownerDocument.defaultView.frameElement;if(r){var s=n(r);o.top+=s.top,o.bottom+=s.top,o.left+=s.left,o.right+=s.left}}return o}function r(t){var e=getComputedStyle(t)||{},o=e.position,i=[];if("fixed"===o)return[t];for(var n=t;(n=n.parentNode)&&n&&1===n.nodeType;){var r=void 0;try{r=getComputedStyle(n)}catch(s){}if("undefined"==typeof r||null===r)return i.push(n),i;var a=r,f=a.overflow,l=a.overflowX,h=a.overflowY;/(auto|scroll)/.test(f+h+l)&&("absolute"!==o||["relative","absolute","fixed"].indexOf(r.position)>=0)&&i.push(n)}return i.push(t.ownerDocument.body),t.ownerDocument!==document&&i.push(t.ownerDocument.defaultView),i}function s(){A&&document.body.removeChild(A),A=null}function a(t){var e=void 0;t===document?(e=document,t=document.documentElement):e=t.ownerDocument;var o=e.documentElement,i=n(t),r=P();return i.top-=r.top,i.left-=r.left,"undefined"==typeof i.width&&(i.width=document.body.scrollWidth-i.left-i.right),"undefined"==typeof i.height&&(i.height=document.body.scrollHeight-i.top-i.bottom),i.top=i.top-o.clientTop,i.left=i.left-o.clientLeft,i.right=e.body.clientWidth-i.width-i.left,i.bottom=e.body.clientHeight-i.height-i.top,i}function f(t){return t.offsetParent||document.documentElement}function l(){if(M)return M;var t=document.createElement("div");t.style.width="100%",t.style.height="200px";var e=document.createElement("div");h(e.style,{position:"absolute",top:0,left:0,pointerEvents:"none",visibility:"hidden",width:"200px",height:"150px",overflow:"hidden"}),e.appendChild(t),document.body.appendChild(e);var o=t.offsetWidth;e.style.overflow="scroll";var i=t.offsetWidth;o===i&&(i=e.clientWidth),document.body.removeChild(e);var n=o-i;return M={width:n,height:n}}function h(){var t=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],e=[];return Array.prototype.push.apply(e,arguments),e.slice(1).forEach(function(e){if(e)for(var o in e)({}).hasOwnProperty.call(e,o)&&(t[o]=e[o])}),t}function d(t,e){if("undefined"!=typeof t.classList)e.split(" ").forEach(function(e){e.trim()&&t.classList.remove(e)});else{var o=new RegExp("(^| )"+e.split(" ").join("|")+"( |$)","gi"),i=c(t).replace(o," ");g(t,i)}}function p(t,e){if("undefined"!=typeof t.classList)e.split(" ").forEach(function(e){e.trim()&&t.classList.add(e)});else{d(t,e);var o=c(t)+(" "+e);g(t,o)}}function u(t,e){if("undefined"!=typeof t.classList)return t.classList.contains(e);var o=c(t);return new RegExp("(^| )"+e+"( |$)","gi").test(o)}function c(t){return t.className instanceof t.ownerDocument.defaultView.SVGAnimatedString?t.className.baseVal:t.className}function g(t,e){t.setAttribute("class",e)}function m(t,e,o){o.forEach(function(o){e.indexOf(o)===-1&&u(t,o)&&d(t,o)}),e.forEach(function(e){u(t,e)||p(t,e)})}function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function v(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}function y(t,e){var o=arguments.length<=2||void 0===arguments[2]?1:arguments[2];return t+o>=e&&e>=t-o}function b(){return"undefined"!=typeof performance&&"undefined"!=typeof performance.now?performance.now():+new Date}function w(){for(var t={top:0,left:0},e=arguments.length,o=Array(e),i=0;i<e;i++)o[i]=arguments[i];return o.forEach(function(e){var o=e.top,i=e.left;"string"==typeof o&&(o=parseFloat(o,10)),"string"==typeof i&&(i=parseFloat(i,10)),t.top+=o,t.left+=i}),t}function C(t,e){return"string"==typeof t.left&&t.left.indexOf("%")!==-1&&(t.left=parseFloat(t.left,10)/100*e.width),"string"==typeof t.top&&t.top.indexOf("%")!==-1&&(t.top=parseFloat(t.top,10)/100*e.height),t}function O(t,e){return"scrollParent"===e?e=t.scrollParents[0]:"window"===e&&(e=[pageXOffset,pageYOffset,innerWidth+pageXOffset,innerHeight+pageYOffset]),e===document&&(e=e.documentElement),"undefined"!=typeof e.nodeType&&!function(){var t=e,o=a(e),i=o,n=getComputedStyle(e);if(e=[i.left,i.top,o.width+i.left,o.height+i.top],t.ownerDocument!==document){var r=t.ownerDocument.defaultView;e[0]+=r.pageXOffset,e[1]+=r.pageYOffset,e[2]+=r.pageXOffset,e[3]+=r.pageYOffset}G.forEach(function(t,o){t=t[0].toUpperCase()+t.substr(1),"Top"===t||"Left"===t?e[o]+=parseFloat(n["border"+t+"Width"]):e[o]-=parseFloat(n["border"+t+"Width"])})}(),e}var E=function(){function t(t,e){for(var o=0;o<e.length;o++){var i=e[o];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,i.key,i)}}return function(e,o,i){return o&&t(e.prototype,o),i&&t(e,i),e}}(),x=void 0;"undefined"==typeof x&&(x={modules:[]});var A=null,T=function(){var t=0;return function(){return++t}}(),S={},P=function(){var t=A;t&&document.body.contains(t)||(t=document.createElement("div"),t.setAttribute("data-tether-id",T()),h(t.style,{top:0,left:0,position:"absolute"}),document.body.appendChild(t),A=t);var e=t.getAttribute("data-tether-id");return"undefined"==typeof S[e]&&(S[e]=n(t),k(function(){delete S[e]})),S[e]},M=null,W=[],k=function(t){W.push(t)},_=function(){for(var t=void 0;t=W.pop();)t()},B=function(){function t(){i(this,t)}return E(t,[{key:"on",value:function(t,e,o){var i=!(arguments.length<=3||void 0===arguments[3])&&arguments[3];"undefined"==typeof this.bindings&&(this.bindings={}),"undefined"==typeof this.bindings[t]&&(this.bindings[t]=[]),this.bindings[t].push({handler:e,ctx:o,once:i})}},{key:"once",value:function(t,e,o){this.on(t,e,o,!0)}},{key:"off",value:function(t,e){if("undefined"!=typeof this.bindings&&"undefined"!=typeof this.bindings[t])if("undefined"==typeof e)delete this.bindings[t];else for(var o=0;o<this.bindings[t].length;)this.bindings[t][o].handler===e?this.bindings[t].splice(o,1):++o}},{key:"trigger",value:function(t){if("undefined"!=typeof this.bindings&&this.bindings[t]){for(var e=0,o=arguments.length,i=Array(o>1?o-1:0),n=1;n<o;n++)i[n-1]=arguments[n];for(;e<this.bindings[t].length;){var r=this.bindings[t][e],s=r.handler,a=r.ctx,f=r.once,l=a;"undefined"==typeof l&&(l=this),s.apply(l,i),f?this.bindings[t].splice(e,1):++e}}}}]),t}();x.Utils={getActualBoundingClientRect:n,getScrollParents:r,getBounds:a,getOffsetParent:f,extend:h,addClass:p,removeClass:d,hasClass:u,updateClasses:m,defer:k,flush:_,uniqueId:T,Evented:B,getScrollBarSize:l,removeUtilElements:s};var z=function(){function t(t,e){var o=[],i=!0,n=!1,r=void 0;try{for(var s,a=t[Symbol.iterator]();!(i=(s=a.next()).done)&&(o.push(s.value),!e||o.length!==e);i=!0);}catch(f){n=!0,r=f}finally{try{!i&&a["return"]&&a["return"]()}finally{if(n)throw r}}return o}return function(e,o){if(Array.isArray(e))return e;if(Symbol.iterator in Object(e))return t(e,o);throw new TypeError("Invalid attempt to destructure non-iterable instance")}}(),E=function(){function t(t,e){for(var o=0;o<e.length;o++){var i=e[o];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,i.key,i)}}return function(e,o,i){return o&&t(e.prototype,o),i&&t(e,i),e}}(),j=function(t,e,o){for(var i=!0;i;){var n=t,r=e,s=o;i=!1,null===n&&(n=Function.prototype);var a=Object.getOwnPropertyDescriptor(n,r);if(void 0!==a){if("value"in a)return a.value;var f=a.get;if(void 0===f)return;return f.call(s)}var l=Object.getPrototypeOf(n);if(null===l)return;t=l,e=r,o=s,i=!0,a=l=void 0}};if("undefined"==typeof x)throw new Error("You must include the utils.js file before tether.js");var Y=x.Utils,r=Y.getScrollParents,a=Y.getBounds,f=Y.getOffsetParent,h=Y.extend,p=Y.addClass,d=Y.removeClass,m=Y.updateClasses,k=Y.defer,_=Y.flush,l=Y.getScrollBarSize,s=Y.removeUtilElements,L=function(){if("undefined"==typeof document)return"";for(var t=document.createElement("div"),e=["transform","WebkitTransform","OTransform","MozTransform","msTransform"],o=0;o<e.length;++o){var i=e[o];if(void 0!==t.style[i])return i}}(),D=[],X=function(){D.forEach(function(t){t.position(!1)}),_()};!function(){var t=null,e=null,o=null,i=function n(){return"undefined"!=typeof e&&e>16?(e=Math.min(e-16,250),void(o=setTimeout(n,250))):void("undefined"!=typeof t&&b()-t<10||(null!=o&&(clearTimeout(o),o=null),t=b(),X(),e=b()-t))};"undefined"!=typeof window&&"undefined"!=typeof window.addEventListener&&["resize","scroll","touchmove"].forEach(function(t){window.addEventListener(t,i)})}();var F={center:"center",left:"right",right:"left"},H={middle:"middle",top:"bottom",bottom:"top"},N={top:0,left:0,middle:"50%",center:"50%",bottom:"100%",right:"100%"},U=function(t,e){var o=t.left,i=t.top;return"auto"===o&&(o=F[e.left]),"auto"===i&&(i=H[e.top]),{left:o,top:i}},V=function(t){var e=t.left,o=t.top;return"undefined"!=typeof N[t.left]&&(e=N[t.left]),"undefined"!=typeof N[t.top]&&(o=N[t.top]),{left:e,top:o}},R=function(t){var e=t.split(" "),o=z(e,2),i=o[0],n=o[1];return{top:i,left:n}},q=R,I=function(t){function e(t){var o=this;i(this,e),j(Object.getPrototypeOf(e.prototype),"constructor",this).call(this),this.position=this.position.bind(this),D.push(this),this.history=[],this.setOptions(t,!1),x.modules.forEach(function(t){"undefined"!=typeof t.initialize&&t.initialize.call(o)}),this.position()}return v(e,t),E(e,[{key:"getClass",value:function(){var t=arguments.length<=0||void 0===arguments[0]?"":arguments[0],e=this.options.classes;return"undefined"!=typeof e&&e[t]?this.options.classes[t]:this.options.classPrefix?this.options.classPrefix+"-"+t:t}},{key:"setOptions",value:function(t){var e=this,o=arguments.length<=1||void 0===arguments[1]||arguments[1],i={offset:"0 0",targetOffset:"0 0",targetAttachment:"auto auto",classPrefix:"tether"};this.options=h(i,t);var n=this.options,s=n.element,a=n.target,f=n.targetModifier;if(this.element=s,this.target=a,this.targetModifier=f,"viewport"===this.target?(this.target=document.body,this.targetModifier="visible"):"scroll-handle"===this.target&&(this.target=document.body,this.targetModifier="scroll-handle"),["element","target"].forEach(function(t){if("undefined"==typeof e[t])throw new Error("Tether Error: Both element and target must be defined");"undefined"!=typeof e[t].jquery?e[t]=e[t][0]:"string"==typeof e[t]&&(e[t]=document.querySelector(e[t]))}),p(this.element,this.getClass("element")),this.options.addTargetClasses!==!1&&p(this.target,this.getClass("target")),!this.options.attachment)throw new Error("Tether Error: You must provide an attachment");this.targetAttachment=q(this.options.targetAttachment),this.attachment=q(this.options.attachment),this.offset=R(this.options.offset),this.targetOffset=R(this.options.targetOffset),"undefined"!=typeof this.scrollParents&&this.disable(),"scroll-handle"===this.targetModifier?this.scrollParents=[this.target]:this.scrollParents=r(this.target),this.options.enabled!==!1&&this.enable(o)}},{key:"getTargetBounds",value:function(){if("undefined"==typeof this.targetModifier)return a(this.target);if("visible"===this.targetModifier){if(this.target===document.body)return{top:pageYOffset,left:pageXOffset,height:innerHeight,width:innerWidth};var t=a(this.target),e={height:t.height,width:t.width,top:t.top,left:t.left};return e.height=Math.min(e.height,t.height-(pageYOffset-t.top)),e.height=Math.min(e.height,t.height-(t.top+t.height-(pageYOffset+innerHeight))),e.height=Math.min(innerHeight,e.height),e.height-=2,e.width=Math.min(e.width,t.width-(pageXOffset-t.left)),e.width=Math.min(e.width,t.width-(t.left+t.width-(pageXOffset+innerWidth))),e.width=Math.min(innerWidth,e.width),e.width-=2,e.top<pageYOffset&&(e.top=pageYOffset),e.left<pageXOffset&&(e.left=pageXOffset),e}if("scroll-handle"===this.targetModifier){var t=void 0,o=this.target;o===document.body?(o=document.documentElement,t={left:pageXOffset,top:pageYOffset,height:innerHeight,width:innerWidth}):t=a(o);var i=getComputedStyle(o),n=o.scrollWidth>o.clientWidth||[i.overflow,i.overflowX].indexOf("scroll")>=0||this.target!==document.body,r=0;n&&(r=15);var s=t.height-parseFloat(i.borderTopWidth)-parseFloat(i.borderBottomWidth)-r,e={width:15,height:.975*s*(s/o.scrollHeight),left:t.left+t.width-parseFloat(i.borderLeftWidth)-15},f=0;s<408&&this.target===document.body&&(f=-11e-5*Math.pow(s,2)-.00727*s+22.58),this.target!==document.body&&(e.height=Math.max(e.height,24));var l=this.target.scrollTop/(o.scrollHeight-s);return e.top=l*(s-e.height-f)+t.top+parseFloat(i.borderTopWidth),this.target===document.body&&(e.height=Math.max(e.height,24)),e}}},{key:"clearCache",value:function(){this._cache={}}},{key:"cache",value:function(t,e){return"undefined"==typeof this._cache&&(this._cache={}),"undefined"==typeof this._cache[t]&&(this._cache[t]=e.call(this)),this._cache[t]}},{key:"enable",value:function(){var t=this,e=arguments.length<=0||void 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this._addAttachClasses&&this._addAttachClasses.length&&this._addAttachClasses.splice(0,this._addAttachClasses.length),"undefined"==typeof this._addAttachClasses&&(this._addAttachClasses=[]);var n=this._addAttachClasses;t.top&&n.push(this.getClass("element-attached")+"-"+t.top),t.left&&n.push(this.getClass("element-attached")+"-"+t.left),e.top&&n.push(this.getClass("target-attached")+"-"+e.top),e.left&&n.push(this.getClass("target-attached")+"-"+e.left);var r=[];i.forEach(function(t){r.push(o.getClass("element-attached")+"-"+t),r.push(o.getClass("target-attached")+"-"+t)}),k(function(){"undefined"!=typeof o._addAttachClasses&&(m(o.element,o._addAttachClasses,r),o.options.addTargetClasses!==!1&&m(o.target,o._addAttachClasses,r),delete o._addAttachClasses)})}},{key:"position",value:function(){var t=this,e=arguments.length<=0||void 0===arguments[0]||arguments[0];if(this.enabled){this.clearCache();var o=U(this.targetAttachment,this.attachment);this.updateAttachClasses(this.attachment,o);var i=this.cache("element-bounds",function(){return a(t.element)}),n=i.width,r=i.height;if(0===n&&0===r&&"undefined"!=typeof this.lastSize){var s=this.lastSize;n=s.width,r=s.height}else this.lastSize={width:n,height:r};var h=this.cache("target-bounds",function(){return t.getTargetBounds()}),d=h,p=C(V(this.attachment),{width:n,height:r}),u=C(V(o),d),c=C(this.offset,{width:n,height:r}),g=C(this.targetOffset,d);p=w(p,c),u=w(u,g);for(var m=h.left+u.left-p.left,v=h.top+u.top-p.top,y=0;y<x.modules.length;++y){var b=x.modules[y],O=b.position.call(this,{left:m,top:v,targetAttachment:o,targetPos:h,elementPos:i,offset:p,targetOffset:u,manualOffset:c,manualTargetOffset:g,scrollbarSize:S,attachment:this.attachment});if(O===!1)return!1;"undefined"!=typeof O&&"object"==typeof O&&(v=O.top,m=O.left)}var E={page:{top:v,left:m},viewport:{top:v-pageYOffset,bottom:pageYOffset-v-r+innerHeight,left:m-pageXOffset,right:pageXOffset-m-n+innerWidth}},A=this.target.ownerDocument,T=A.defaultView,S=void 0;return T.innerHeight>A.documentElement.clientHeight&&(S=this.cache("scrollbar-size",l),E.viewport.bottom-=S.height),T.innerWidth>A.documentElement.clientWidth&&(S=this.cache("scrollbar-size",l),E.viewport.right-=S.width),["","static"].indexOf(A.body.style.position)!==-1&&["","static"].indexOf(A.body.parentElement.style.position)!==-1||(E.page.bottom=A.body.scrollHeight-v-r,E.page.right=A.body.scrollWidth-m-n),"undefined"!=typeof this.options.optimizations&&this.options.optimizations.moveElement!==!1&&"undefined"==typeof this.targetModifier&&!function(){var e=t.cache("target-offsetparent",function(){return f(t.target)}),o=t.cache("target-offsetparent-bounds",function(){return 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r=void 0,s=void 0;if(t.top?(l.top=0,r=o.top):(l.bottom=0,r=-o.bottom),t.left?(l.left=0,s=o.left):(l.right=0,s=-o.right),window.matchMedia){var a=window.matchMedia("only screen and (min-resolution: 1.3dppx)").matches||window.matchMedia("only screen and (-webkit-min-device-pixel-ratio: 1.3)").matches;a||(s=Math.round(s),r=Math.round(r))}l[L]="translateX("+s+"px) translateY("+r+"px)","msTransform"!==L&&(l[L]+=" translateZ(0)")}else t.top?l.top=o.top+"px":l.bottom=o.bottom+"px",t.left?l.left=o.left+"px":l.right=o.right+"px"},p=!1;if((o.page.top||o.page.bottom)&&(o.page.left||o.page.right)?(l.position="absolute",d(o.page,t.page)):(o.viewport.top||o.viewport.bottom)&&(o.viewport.left||o.viewport.right)?(l.position="fixed",d(o.viewport,t.viewport)):"undefined"!=typeof o.offset&&o.offset.top&&o.offset.left?!function(){l.position="absolute";var i=e.cache("target-offsetparent",function(){return f(e.target)});f(e.element)!==i&&k(function(){e.element.parentNode.removeChild(e.element),i.appendChild(e.element)}),d(o.offset,t.offset),p=!0}():(l.position="absolute",d({top:!0,left:!0},t.page)),!p)if(this.options.bodyElement)this.options.bodyElement.appendChild(this.element);else{for(var u=!0,c=this.element.parentNode;c&&1===c.nodeType&&"BODY"!==c.tagName;){if("static"!==getComputedStyle(c).position){u=!1;break}c=c.parentNode}u||(this.element.parentNode.removeChild(this.element),this.element.ownerDocument.body.appendChild(this.element))}var g={},m=!1;for(var n in l){var v=l[n],b=this.element.style[n];b!==v&&(m=!0,g[n]=v)}m&&k(function(){h(e.element.style,g),e.trigger("repositioned")})}}}]),e}(B);I.modules=[],x.position=X;var $=h(I,x),z=function(){function t(t,e){var o=[],i=!0,n=!1,r=void 0;try{for(var s,a=t[Symbol.iterator]();!(i=(s=a.next()).done)&&(o.push(s.value),!e||o.length!==e);i=!0);}catch(f){n=!0,r=f}finally{try{!i&&a["return"]&&a["return"]()}finally{if(n)throw r}}return o}return function(e,o){if(Array.isArray(e))return e;if(Symbol.iterator in Object(e))return t(e,o);throw new TypeError("Invalid attempt to destructure non-iterable instance")}}(),Y=x.Utils,a=Y.getBounds,h=Y.extend,m=Y.updateClasses,k=Y.defer,G=["left","top","right","bottom"];x.modules.push({position:function(t){var e=this,o=t.top,i=t.left,n=t.targetAttachment;if(!this.options.constraints)return!0;var r=this.cache("element-bounds",function(){return a(e.element)}),s=r.height,f=r.width;if(0===f&&0===s&&"undefined"!=typeof this.lastSize){var l=this.lastSize;f=l.width,s=l.height}var d=this.cache("target-bounds",function(){return e.getTargetBounds()}),p=d.height,u=d.width,c=[this.getClass("pinned"),this.getClass("out-of-bounds")];this.options.constraints.forEach(function(t){var e=t.outOfBoundsClass,o=t.pinnedClass;e&&c.push(e),o&&c.push(o)}),c.forEach(function(t){["left","top","right","bottom"].forEach(function(e){c.push(t+"-"+e)})});var g=[],v=h({},n),y=h({},this.attachment);return this.options.constraints.forEach(function(t){var r=t.to,a=t.attachment,l=t.pin;"undefined"==typeof a&&(a="");var h=void 0,d=void 0;if(a.indexOf(" ")>=0){var c=a.split(" "),m=z(c,2);d=m[0],h=m[1]}else h=d=a;var 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l?l=l.split(",").map(function(t){return t.trim()}):l===!0&&(l=["top","left","right","bottom"]),l=l||[];var w=[],C=[];o<b[1]&&(l.indexOf("top")>=0?(o=b[1],w.push("top")):C.push("top")),o+s>b[3]&&(l.indexOf("bottom")>=0?(o=b[3]-s,w.push("bottom")):C.push("bottom")),i<b[0]&&(l.indexOf("left")>=0?(i=b[0],w.push("left")):C.push("left")),i+f>b[2]&&(l.indexOf("right")>=0?(i=b[2]-f,w.push("right")):C.push("right")),w.length&&!function(){var t=void 0;t="undefined"!=typeof e.options.pinnedClass?e.options.pinnedClass:e.getClass("pinned"),g.push(t),w.forEach(function(e){g.push(t+"-"+e)})}(),C.length&&!function(){var t=void 0;t="undefined"!=typeof e.options.outOfBoundsClass?e.options.outOfBoundsClass:e.getClass("out-of-bounds"),g.push(t),C.forEach(function(e){g.push(t+"-"+e)})}(),(w.indexOf("left")>=0||w.indexOf("right")>=0)&&(y.left=v.left=!1),(w.indexOf("top")>=0||w.indexOf("bottom")>=0)&&(y.top=v.top=!1),v.top===n.top&&v.left===n.left&&y.top===e.attachment.top&&y.left===e.attachment.left||(e.updateAttachClasses(y,v),e.trigger("update",{attachment:y,targetAttachment:v}))}),k(function(){e.options.addTargetClasses!==!1&&m(e.target,g,c),m(e.element,g,c)}),{top:o,left:i}}});var Y=x.Utils,a=Y.getBounds,m=Y.updateClasses,k=Y.defer;x.modules.push({position:function(t){var e=this,o=t.top,i=t.left,n=this.cache("element-bounds",function(){return a(e.element)}),r=n.height,s=n.width,f=this.getTargetBounds(),l=o+r,h=i+s,d=[];o<=f.bottom&&l>=f.top&&["left","right"].forEach(function(t){var e=f[t];e!==i&&e!==h||d.push(t)}),i<=f.right&&h>=f.left&&["top","bottom"].forEach(function(t){var e=f[t];e!==o&&e!==l||d.push(t)});var p=[],u=[],c=["left","top","right","bottom"];return p.push(this.getClass("abutted")),c.forEach(function(t){p.push(e.getClass("abutted")+"-"+t)}),d.length&&u.push(this.getClass("abutted")),d.forEach(function(t){u.push(e.getClass("abutted")+"-"+t)}),k(function(){e.options.addTargetClasses!==!1&&m(e.target,u,p),m(e.element,u,p)}),!0}});var z=function(){function t(t,e){var o=[],i=!0,n=!1,r=void 0;try{for(var s,a=t[Symbol.iterator]();!(i=(s=a.next()).done)&&(o.push(s.value),!e||o.length!==e);i=!0);}catch(f){n=!0,r=f}finally{try{!i&&a["return"]&&a["return"]()}finally{if(n)throw r}}return o}return function(e,o){if(Array.isArray(e))return e;if(Symbol.iterator in Object(e))return t(e,o);throw new TypeError("Invalid attempt to destructure non-iterable instance")}}();return x.modules.push({position:function(t){var e=t.top,o=t.left;if(this.options.shift){var i=this.options.shift;"function"==typeof this.options.shift&&(i=this.options.shift.call(this,{top:e,left:o}));var n=void 0,r=void 0;if("string"==typeof i){i=i.split(" "),i[1]=i[1]||i[0];var s=i,a=z(s,2);n=a[0],r=a[1],n=parseFloat(n,10),r=parseFloat(r,10)}else n=i.top,r=i.left;return e+=n,o+=r,{top:e,left:o}}}}),$});
\ No newline at end of file
diff --git a/src/sass/bootstrap4/_alert.scss b/src/sass/bootstrap4/_alert.scss
index d9b4e9b..3dfd13f 100644
--- a/src/sass/bootstrap4/_alert.scss
+++ b/src/sass/bootstrap4/_alert.scss
@@ -41,15 +41,8 @@
 //
 // Generate contextual modifier classes for colorizing the alert.
 
-.alert-success {
-  @include alert-variant($alert-success-bg, $alert-success-border, $alert-success-text);
-}
-.alert-info {
-  @include alert-variant($alert-info-bg, $alert-info-border, $alert-info-text);
-}
-.alert-warning {
-  @include alert-variant($alert-warning-bg, $alert-warning-border, $alert-warning-text);
-}
-.alert-danger {
-  @include alert-variant($alert-danger-bg, $alert-danger-border, $alert-danger-text);
+@each $color, $value in $theme-colors {
+  .alert-#{$color} {
+    @include alert-variant(theme-color-level($color, -10), theme-color-level($color, -9), theme-color-level($color, 6));
+  }
 }
diff --git a/src/sass/bootstrap4/_badge.scss b/src/sass/bootstrap4/_badge.scss
index e5a3298..8a76263 100644
--- a/src/sass/bootstrap4/_badge.scss
+++ b/src/sass/bootstrap4/_badge.scss
@@ -27,17 +27,6 @@
   top: -1px;
 }
 
-// scss-lint:disable QualifyingElement
-// Add hover effects, but only for links
-a.badge {
-  @include hover-focus {
-    color: $badge-link-hover-color;
-    text-decoration: none;
-    cursor: pointer;
-  }
-}
-// scss-lint:enable QualifyingElement
-
 // Pill badges
 //
 // Make them extra rounded with a modifier to replace v3's badges.
@@ -52,26 +41,8 @@ a.badge {
 //
 // Contextual variations (linked badges get darker on :hover).
 
-.badge-default {
-  @include badge-variant($badge-default-bg);
-}
-
-.badge-primary {
-  @include badge-variant($badge-primary-bg);
-}
-
-.badge-success {
-  @include badge-variant($badge-success-bg);
-}
-
-.badge-info {
-  @include badge-variant($badge-info-bg);
-}
-
-.badge-warning {
-  @include badge-variant($badge-warning-bg);
-}
-
-.badge-danger {
-  @include badge-variant($badge-danger-bg);
+@each $color, $value in $theme-colors {
+  .badge-#{$color} {
+    @include badge-variant($value);
+  }
 }
diff --git a/src/sass/bootstrap4/_breadcrumb.scss b/src/sass/bootstrap4/_breadcrumb.scss
index 1a09bba..52fadec 100644
--- a/src/sass/bootstrap4/_breadcrumb.scss
+++ b/src/sass/bootstrap4/_breadcrumb.scss
@@ -1,6 +1,6 @@
 .breadcrumb {
   padding: $breadcrumb-padding-y $breadcrumb-padding-x;
-  margin-bottom: $spacer-y;
+  margin-bottom: $breadcrumb-margin-bottom;
   list-style: none;
   background-color: $breadcrumb-bg;
   @include border-radius($border-radius);
diff --git a/src/sass/bootstrap4/_button-group.scss b/src/sass/bootstrap4/_button-group.scss
index 584ed15..30a14d8 100644
--- a/src/sass/bootstrap4/_button-group.scss
+++ b/src/sass/bootstrap4/_button-group.scss
@@ -10,8 +10,9 @@
   > .btn {
     position: relative;
     flex: 0 1 auto;
+    margin-bottom: 0;
 
-    // Bring the hover, focused, and "active" buttons to the fron to overlay
+    // Bring the hover, focused, and "active" buttons to the front to overlay
     // the borders properly
     @include hover {
       z-index: 2;
@@ -35,6 +36,7 @@
 // Optional: Group multiple button groups together for a toolbar
 .btn-toolbar {
   display: flex;
+  flex-wrap: wrap;
   justify-content: flex-start;
 
   .input-group {
@@ -77,12 +79,6 @@
   @include border-left-radius(0);
 }
 
-// On active and open, don't show outline
-.btn-group .dropdown-toggle:active,
-.btn-group.open .dropdown-toggle {
-  outline: 0;
-}
-
 
 // Sizing
 //
@@ -97,8 +93,8 @@
 //
 
 .btn + .dropdown-toggle-split {
-  padding-right: $btn-padding-x * .75;
-  padding-left: $btn-padding-x * .75;
+  padding-right: $input-btn-padding-x * .75;
+  padding-left: $input-btn-padding-x * .75;
 
   &::after {
     margin-left: 0;
@@ -106,19 +102,19 @@
 }
 
 .btn-sm + .dropdown-toggle-split {
-  padding-right: $btn-padding-x-sm * .75;
-  padding-left: $btn-padding-x-sm * .75;
+  padding-right: $input-btn-padding-x-sm * .75;
+  padding-left: $input-btn-padding-x-sm * .75;
 }
 
 .btn-lg + .dropdown-toggle-split {
-  padding-right: $btn-padding-x-lg * .75;
-  padding-left: $btn-padding-x-lg * .75;
+  padding-right: $input-btn-padding-x-lg * .75;
+  padding-left: $input-btn-padding-x-lg * .75;
 }
 
 
 // The clickable button for toggling the menu
-// Remove the gradient and set the same inset shadow as the :active state
-.btn-group.open .dropdown-toggle {
+// Set the same inset shadow as the :active state
+.btn-group.show .dropdown-toggle {
   @include box-shadow($btn-active-box-shadow);
 
   // Show no shadow for `.btn-link` since it has no other button styles.
diff --git a/src/sass/bootstrap4/_buttons.scss b/src/sass/bootstrap4/_buttons.scss
index e36ff0f..607f24a 100644
--- a/src/sass/bootstrap4/_buttons.scss
+++ b/src/sass/bootstrap4/_buttons.scss
@@ -7,13 +7,12 @@
 .btn {
   display: inline-block;
   font-weight: $btn-font-weight;
-  line-height: $btn-line-height;
   text-align: center;
   white-space: nowrap;
   vertical-align: middle;
   user-select: none;
   border: $input-btn-border-width solid transparent;
-  @include button-size($btn-padding-y, $btn-padding-x, $font-size-base, $btn-border-radius);
+  @include button-size($input-btn-padding-y, $input-btn-padding-x, $font-size-base, $input-btn-line-height, $btn-border-radius);
   @include transition($btn-transition);
 
   // Share hover and focus styles
@@ -29,7 +28,6 @@
   // Disabled comes first so active can properly restyle
   &.disabled,
   &:disabled {
-    cursor: $cursor-disabled;
     opacity: .65;
     @include box-shadow(none);
   }
@@ -52,43 +50,16 @@ fieldset[disabled] a.btn {
 // Alternate buttons
 //
 
-.btn-primary {
-  @include button-variant($btn-primary-color, $btn-primary-bg, $btn-primary-border);
-}
-.btn-secondary {
-  @include button-variant($btn-secondary-color, $btn-secondary-bg, $btn-secondary-border);
-}
-.btn-info {
-  @include button-variant($btn-info-color, $btn-info-bg, $btn-info-border);
-}
-.btn-success {
-  @include button-variant($btn-success-color, $btn-success-bg, $btn-success-border);
-}
-.btn-warning {
-  @include button-variant($btn-warning-color, $btn-warning-bg, $btn-warning-border);
-}
-.btn-danger {
-  @include button-variant($btn-danger-color, $btn-danger-bg, $btn-danger-border);
+@each $color, $value in $theme-colors {
+  .btn-#{$color} {
+    @include button-variant($value, $value);
+  }
 }
 
-// Remove all backgrounds
-.btn-outline-primary {
-  @include button-outline-variant($btn-primary-bg);
-}
-.btn-outline-secondary {
-  @include button-outline-variant($btn-secondary-border);
-}
-.btn-outline-info {
-  @include button-outline-variant($btn-info-bg);
-}
-.btn-outline-success {
-  @include button-outline-variant($btn-success-bg);
-}
-.btn-outline-warning {
-  @include button-outline-variant($btn-warning-bg);
-}
-.btn-outline-danger {
-  @include button-outline-variant($btn-danger-bg);
+@each $color, $value in $theme-colors {
+  .btn-outline-#{$color} {
+    @include button-outline-variant($value, #fff);
+  }
 }
 
 
@@ -113,6 +84,7 @@ fieldset[disabled] a.btn {
   &:focus,
   &:active {
     border-color: transparent;
+    box-shadow: none;
   }
   @include hover {
     border-color: transparent;
@@ -137,12 +109,11 @@ fieldset[disabled] a.btn {
 //
 
 .btn-lg {
-  // line-height: ensure even-numbered height of button next to large input
-  @include button-size($btn-padding-y-lg, $btn-padding-x-lg, $font-size-lg, $btn-border-radius-lg);
+  @include button-size($input-btn-padding-y-lg, $input-btn-padding-x-lg, $font-size-lg, $line-height-lg, $btn-border-radius-lg);
 }
+
 .btn-sm {
-  // line-height: ensure proper height of button next to small input
-  @include button-size($btn-padding-y-sm, $btn-padding-x-sm, $font-size-sm, $btn-border-radius-sm);
+  @include button-size($input-btn-padding-y-sm, $input-btn-padding-x-sm, $font-size-sm, $line-height-sm, $btn-border-radius-sm);
 }
 
 
diff --git a/src/sass/bootstrap4/_card.scss b/src/sass/bootstrap4/_card.scss
index 9fe70e8..1ab85a4 100644
--- a/src/sass/bootstrap4/_card.scss
+++ b/src/sass/bootstrap4/_card.scss
@@ -6,12 +6,15 @@
   position: relative;
   display: flex;
   flex-direction: column;
+  min-width: 0;
+  word-wrap: break-word;
   background-color: $card-bg;
+  background-clip: border-box;
   border: $card-border-width solid $card-border-color;
   @include border-radius($card-border-radius);
 }
 
-.card-block {
+.card-body {
   // Enable `flex-grow: 1` for decks and groups so that card blocks take up
   // as much space as possible, ensuring footers are aligned to the bottom.
   flex: 1 1 auto;
@@ -67,7 +70,7 @@
   border-bottom: $card-border-width solid $card-border-color;
 
   &:first-child {
-    @include border-radius($card-border-radius-inner $card-border-radius-inner 0 0);
+    @include border-radius($card-inner-border-radius $card-inner-border-radius 0 0);
   }
 }
 
@@ -77,7 +80,7 @@
   border-top: $card-border-width solid $card-border-color;
 
   &:last-child {
-    @include border-radius(0 0 $card-border-radius-inner $card-border-radius-inner);
+    @include border-radius(0 0 $card-inner-border-radius $card-inner-border-radius);
   }
 }
 
@@ -98,70 +101,7 @@
   margin-left: -($card-spacer-x / 2);
 }
 
-
-//
-// Background variations
-//
-
-.card-primary {
-  @include card-variant($brand-primary, $brand-primary);
-}
-.card-success {
-  @include card-variant($brand-success, $brand-success);
-}
-.card-info {
-  @include card-variant($brand-info, $brand-info);
-}
-.card-warning {
-  @include card-variant($brand-warning, $brand-warning);
-}
-.card-danger {
-  @include card-variant($brand-danger, $brand-danger);
-}
-
-// Remove all backgrounds
-.card-outline-primary {
-  @include card-outline-variant($btn-primary-bg);
-}
-.card-outline-secondary {
-  @include card-outline-variant($btn-secondary-border);
-}
-.card-outline-info {
-  @include card-outline-variant($btn-info-bg);
-}
-.card-outline-success {
-  @include card-outline-variant($btn-success-bg);
-}
-.card-outline-warning {
-  @include card-outline-variant($btn-warning-bg);
-}
-.card-outline-danger {
-  @include card-outline-variant($btn-danger-bg);
-}
-
-//
-// Inverse text within a card for use with dark backgrounds
-//
-
-.card-inverse {
-  @include card-inverse;
-}
-
-//
-// Blockquote
-//
-
-.card-blockquote {
-  padding: 0;
-  margin-bottom: 0;
-  border-left: 0;
-}
-
 // Card image
-.card-img {
-  // margin: -1.325rem;
-  @include border-radius($card-border-radius-inner);
-}
 .card-img-overlay {
   position: absolute;
   top: 0;
@@ -171,14 +111,20 @@
   padding: $card-img-overlay-padding;
 }
 
-
+.card-img {
+  width: 100%; // Required because we use flexbox and this inherently applies align-self: stretch
+  @include border-radius($card-inner-border-radius);
+}
 
 // Card image caps
 .card-img-top {
-  @include border-top-radius($card-border-radius-inner);
+  width: 100%; // Required because we use flexbox and this inherently applies align-self: stretch
+  @include border-top-radius($card-inner-border-radius);
 }
+
 .card-img-bottom {
-  @include border-bottom-radius($card-border-radius-inner);
+  width: 100%; // Required because we use flexbox and this inherently applies align-self: stretch
+  @include border-bottom-radius($card-inner-border-radius);
 }
 
 
@@ -188,17 +134,15 @@
   .card-deck {
     display: flex;
     flex-flow: row wrap;
+    margin-right: -$card-deck-margin;
+    margin-left: -$card-deck-margin;
 
     .card {
       display: flex;
-      flex: 1 0 0;
+      flex: 1 0 0%;
       flex-direction: column;
-
-      // Selectively apply horizontal margins to cards to avoid doing the
-      // negative margin dance like our grid. This differs from the grid
-      // due to the use of margins as gutters instead of padding.
-      &:not(:first-child) { margin-left: $card-deck-margin; }
-      &:not(:last-child) { margin-right: $card-deck-margin; }
+      margin-right: $card-deck-margin;
+      margin-left: $card-deck-margin;
     }
   }
 }
@@ -214,7 +158,7 @@
     flex-flow: row wrap;
 
     .card {
-      flex: 1 0 0;
+      flex: 1 0 0%;
 
       + .card {
         margin-left: 0;
@@ -262,15 +206,18 @@
 // Columns
 //
 
-@include media-breakpoint-up(sm) {
-  .card-columns {
+.card-columns {
+  .card {
+    margin-bottom: $card-columns-margin;
+  }
+
+  @include media-breakpoint-up(sm) {
     column-count: $card-columns-count;
     column-gap: $card-columns-gap;
 
     .card {
       display: inline-block; // Don't let them vertically span multiple columns
       width: 100%; // Don't let their width change
-      margin-bottom: $card-columns-margin;
     }
   }
 }
diff --git a/src/sass/bootstrap4/_carousel.scss b/src/sass/bootstrap4/_carousel.scss
index 54478e4..8aa14ac 100644
--- a/src/sass/bootstrap4/_carousel.scss
+++ b/src/sass/bootstrap4/_carousel.scss
@@ -12,19 +12,17 @@
 .carousel-item {
   position: relative;
   display: none;
+  align-items: center;
   width: 100%;
-
-  @include if-supports-3d-transforms() {
-    @include transition($carousel-transition);
-    backface-visibility: hidden;
-    perspective: 1000px;
-  }
+  @include transition($carousel-transition);
+  backface-visibility: hidden;
+  perspective: 1000px;
 }
 
 .carousel-item.active,
 .carousel-item-next,
 .carousel-item-prev {
-  display: flex;
+  display: block;
 }
 
 .carousel-item-next,
@@ -34,19 +32,29 @@
 }
 
 // CSS3 transforms when supported by the browser
-@include if-supports-3d-transforms() {
-  .carousel-item-next.carousel-item-left,
-  .carousel-item-prev.carousel-item-right {
+.carousel-item-next.carousel-item-left,
+.carousel-item-prev.carousel-item-right {
+  transform: translateX(0);
+
+  @supports (transform-style: preserve-3d) {
     transform: translate3d(0, 0, 0);
   }
+}
 
-  .carousel-item-next,
-  .active.carousel-item-right {
+.carousel-item-next,
+.active.carousel-item-right {
+  transform: translateX(100%);
+
+  @supports (transform-style: preserve-3d) {
     transform: translate3d(100%, 0, 0);
   }
+}
 
-  .carousel-item-prev,
-  .active.carousel-item-left {
+.carousel-item-prev,
+.active.carousel-item-left {
+  transform: translateX(-100%);
+
+  @supports (transform-style: preserve-3d) {
     transform: translate3d(-100%, 0, 0);
   }
 }
@@ -125,13 +133,12 @@
 
   li {
     position: relative;
-    flex: 1 0 auto;
-    max-width: $carousel-indicator-width;
+    flex: 0 1 auto;
+    width: $carousel-indicator-width;
     height: $carousel-indicator-height;
     margin-right: $carousel-indicator-spacer;
     margin-left: $carousel-indicator-spacer;
     text-indent: -999px;
-    cursor: pointer;
     background-color: rgba($carousel-indicator-active-bg, .5);
 
     // Use pseudo classes to increase the hit area by 10px on top and bottom.
diff --git a/src/sass/bootstrap4/_close.scss b/src/sass/bootstrap4/_close.scss
index 859990e..f181490 100644
--- a/src/sass/bootstrap4/_close.scss
+++ b/src/sass/bootstrap4/_close.scss
@@ -10,7 +10,6 @@
   @include hover-focus {
     color: $close-color;
     text-decoration: none;
-    cursor: pointer;
     opacity: .75;
   }
 }
@@ -23,7 +22,6 @@
 // scss-lint:disable QualifyingElement
 button.close {
   padding: 0;
-  cursor: pointer;
   background: transparent;
   border: 0;
   -webkit-appearance: none;
diff --git a/src/sass/bootstrap4/_custom-forms.scss b/src/sass/bootstrap4/_custom-forms.scss
index ef2aab3..1bf268b 100644
--- a/src/sass/bootstrap4/_custom-forms.scss
+++ b/src/sass/bootstrap4/_custom-forms.scss
@@ -1,4 +1,4 @@
-// scss-lint:disable PropertyCount
+// scss-lint:disable PropertyCount, VendorPrefix
 
 // Embedded icons from Open Iconic.
 // Released under MIT and copyright 2014 Waybury.
@@ -15,7 +15,6 @@
   min-height: (1rem * $line-height-base);
   padding-left: $custom-control-gutter;
   margin-right: $custom-control-spacer-x;
-  cursor: pointer;
 }
 
 .custom-control-input {
@@ -24,31 +23,29 @@
   opacity: 0;
 
   &:checked ~ .custom-control-indicator {
-    color: $custom-control-checked-indicator-color;
-    background-color: $custom-control-checked-indicator-bg;
-    @include box-shadow($custom-control-checked-indicator-box-shadow);
+    color: $custom-control-indicator-checked-color;
+    background-color: $custom-control-indicator-checked-bg;
+    @include box-shadow($custom-control-indicator-checked-box-shadow);
   }
 
   &:focus ~ .custom-control-indicator {
     // the mixin is not used here to make sure there is feedback
-    box-shadow: $custom-control-focus-indicator-box-shadow;
+    box-shadow: $custom-control-indicator-focus-box-shadow;
   }
 
   &:active ~ .custom-control-indicator {
-    color: $custom-control-active-indicator-color;
-    background-color: $custom-control-active-indicator-bg;
-    @include box-shadow($custom-control-active-indicator-box-shadow);
+    color: $custom-control-indicator-active-color;
+    background-color: $custom-control-indicator-active-bg;
+    @include box-shadow($custom-control-indicator-active-box-shadow);
   }
 
   &:disabled {
     ~ .custom-control-indicator {
-      cursor: $custom-control-disabled-cursor;
-      background-color: $custom-control-disabled-indicator-bg;
+      background-color: $custom-control-indicator-disabled-bg;
     }
 
     ~ .custom-control-description {
-      color: $custom-control-disabled-description-color;
-      cursor: $custom-control-disabled-cursor;
+      color: $custom-control-description-disabled-color;
     }
   }
 }
@@ -79,17 +76,17 @@
 
 .custom-checkbox {
   .custom-control-indicator {
-    @include border-radius($custom-checkbox-radius);
+    @include border-radius($custom-checkbox-indicator-border-radius);
   }
 
   .custom-control-input:checked ~ .custom-control-indicator {
-    background-image: $custom-checkbox-checked-icon;
+    background-image: $custom-checkbox-indicator-icon-checked;
   }
 
   .custom-control-input:indeterminate ~ .custom-control-indicator {
-    background-color: $custom-checkbox-indeterminate-bg;
-    background-image: $custom-checkbox-indeterminate-icon;
-    @include box-shadow($custom-checkbox-indeterminate-box-shadow);
+    background-color: $custom-checkbox-indicator-indeterminate-bg;
+    background-image: $custom-checkbox-indicator-icon-indeterminate;
+    @include box-shadow($custom-checkbox-indicator-indeterminate-box-shadow);
   }
 }
 
@@ -99,11 +96,11 @@
 
 .custom-radio {
   .custom-control-indicator {
-    border-radius: $custom-radio-radius;
+    border-radius: $custom-radio-indicator-border-radius;
   }
 
   .custom-control-input:checked ~ .custom-control-indicator {
-    background-image: $custom-radio-checked-icon;
+    background-image: $custom-radio-indicator-icon-checked;
   }
 }
 
@@ -136,19 +133,21 @@
 .custom-select {
   display: inline-block;
   max-width: 100%;
-  $select-border-width: ($border-width * 2);
-  height: calc(#{$input-height} + #{$select-border-width});
+  height: $input-height;
   padding: $custom-select-padding-y ($custom-select-padding-x + $custom-select-indicator-padding) $custom-select-padding-y $custom-select-padding-x;
   line-height: $custom-select-line-height;
   color: $custom-select-color;
   vertical-align: middle;
   background: $custom-select-bg $custom-select-indicator no-repeat right $custom-select-padding-x center;
+  background-clip: padding-box;
   background-size: $custom-select-bg-size;
   border: $custom-select-border-width solid $custom-select-border-color;
-  @include border-radius($custom-select-border-radius);
-  // Use vendor prefixes as `appearance` isn't part of the CSS spec.
-  -moz-appearance: none;
-  -webkit-appearance: none;
+  @if $enable-rounded {
+    border-radius: $custom-select-border-radius;
+  } @else {
+    border-radius: 0;
+  }
+  appearance: none;
 
   &:focus {
     border-color: $custom-select-focus-border-color;
@@ -168,7 +167,6 @@
 
   &:disabled {
     color: $custom-select-disabled-color;
-    cursor: $cursor-disabled;
     background-color: $custom-select-disabled-bg;
   }
 
@@ -179,14 +177,10 @@
 }
 
 .custom-select-sm {
+  height: $custom-select-height-sm;
   padding-top: $custom-select-padding-y;
   padding-bottom: $custom-select-padding-y;
-  font-size: $custom-select-sm-font-size;
-
-  // &:not([multiple]) {
-  //   height: 26px;
-  //   min-height: 26px;
-  // }
+  font-size: $custom-select-font-size-sm;
 }
 
 
@@ -200,7 +194,6 @@
   max-width: 100%;
   height: $custom-file-height;
   margin-bottom: 0;
-  cursor: pointer;
 }
 
 .custom-file-input {
@@ -208,11 +201,10 @@
   max-width: 100%;
   height: $custom-file-height;
   margin: 0;
-  filter: alpha(opacity = 0);
   opacity: 0;
 
   &:focus ~ .custom-file-control {
-    @include box-shadow($custom-file-focus-box-shadow);
+    box-shadow: $custom-file-focus-box-shadow;
   }
 }
 
@@ -223,36 +215,36 @@
   left: 0;
   z-index: 5;
   height: $custom-file-height;
-  padding: $custom-file-padding-x $custom-file-padding-y;
+  padding: $custom-file-padding-y $custom-file-padding-x;
+  overflow: hidden;
   line-height: $custom-file-line-height;
   color: $custom-file-color;
   pointer-events: none;
   user-select: none;
   background-color: $custom-file-bg;
+  background-clip: padding-box;
   border: $custom-file-border-width solid $custom-file-border-color;
   @include border-radius($custom-file-border-radius);
   @include box-shadow($custom-file-box-shadow);
 
   @each $lang, $text in map-get($custom-file-text, placeholder) {
-    &:lang(#{$lang})::after {
+    &:lang(#{$lang}):empty::after {
       content: $text;
     }
   }
 
   &::before {
     position: absolute;
-    top: -$custom-file-border-width;
-    right: -$custom-file-border-width;
-    bottom: -$custom-file-border-width;
+    top: 0;
+    right: 0;
     z-index: 6;
     display: block;
     height: $custom-file-height;
-    padding: $custom-file-padding-x $custom-file-padding-y;
+    padding: $custom-file-padding-y $custom-file-padding-x;
     line-height: $custom-file-line-height;
     color: $custom-file-button-color;
     background-color: $custom-file-button-bg;
-    border: $custom-file-border-width solid $custom-file-border-color;
-    @include border-radius(0 $custom-file-border-radius $custom-file-border-radius 0);
+    border-left: $custom-file-border-width solid $custom-file-border-color;
   }
 
   @each $lang, $text in map-get($custom-file-text, button-label) {
diff --git a/src/sass/bootstrap4/_custom.scss b/src/sass/bootstrap4/_custom.scss
deleted file mode 100644
index 88ccf20..0000000
--- a/src/sass/bootstrap4/_custom.scss
+++ /dev/null
@@ -1,4 +0,0 @@
-// Bootstrap overrides
-//
-// Copy variables from `_variables.scss` to this file to override default values
-// without modifying source files.
diff --git a/src/sass/bootstrap4/_dropdown.scss b/src/sass/bootstrap4/_dropdown.scss
index 1c2741a..05e8b16 100644
--- a/src/sass/bootstrap4/_dropdown.scss
+++ b/src/sass/bootstrap4/_dropdown.scss
@@ -10,21 +10,27 @@
     display: inline-block;
     width: 0;
     height: 0;
-    margin-left: $caret-width;
-    vertical-align: middle;
+    margin-left: $caret-width * .85;
+    vertical-align: $caret-width * .85;
     content: "";
     border-top: $caret-width solid;
     border-right: $caret-width solid transparent;
     border-left: $caret-width solid transparent;
   }
 
-  // Prevent the focus on the dropdown toggle when closing dropdowns
-  &:focus {
-    outline: 0;
+  &:empty::after {
+    margin-left: 0;
   }
 }
 
+// Allow for dropdowns to go bottom up (aka, dropup-menu)
+// Just add .dropup after the standard .dropdown class and you're set.
 .dropup {
+  .dropdown-menu {
+    margin-top: 0;
+    margin-bottom: $dropdown-spacer;
+  }
+
   .dropdown-toggle {
     &::after {
       border-top: 0;
@@ -43,7 +49,7 @@
   float: left;
   min-width: $dropdown-min-width;
   padding: $dropdown-padding-y 0;
-  margin: $dropdown-margin-top 0 0; // override default ul
+  margin: $dropdown-spacer 0 0; // override default ul
   font-size: $font-size-base; // Redeclare because nesting can cause inheritance issues
   color: $body-color;
   text-align: left; // Ensures proper alignment if parent has it changed (e.g., modal footer)
@@ -66,7 +72,7 @@
 .dropdown-item {
   display: block;
   width: 100%; // For `<button>`s
-  padding: 3px $dropdown-item-padding-x;
+  padding: $dropdown-item-padding-y $dropdown-item-padding-x;
   clear: both;
   font-weight: $font-weight-normal;
   color: $dropdown-link-color;
@@ -91,7 +97,6 @@
   &.disabled,
   &:disabled {
     color: $dropdown-link-disabled-color;
-    cursor: $cursor-disabled;
     background-color: transparent;
     // Remove CSS gradients if they're enabled
     @if $enable-gradients {
@@ -102,29 +107,14 @@
 
 // Open state for the dropdown
 .show {
-  // Show the menu
-  > .dropdown-menu {
-    display: block;
-  }
-
   // Remove the outline when :focus is triggered
   > a {
     outline: 0;
   }
 }
 
-// Menu positioning
-//
-// Add extra class to `.dropdown-menu` to flip the alignment of the dropdown
-// menu with the parent.
-.dropdown-menu-right {
-  right: 0;
-  left: auto; // Reset the default from `.dropdown-menu`
-}
-
-.dropdown-menu-left {
-  right: auto;
-  left: 0;
+.dropdown-menu.show {
+  display: block;
 }
 
 // Dropdown section headers
@@ -136,26 +126,3 @@
   color: $dropdown-header-color;
   white-space: nowrap; // as with > li > a
 }
-
-// Backdrop to catch body clicks on mobile, etc.
-.dropdown-backdrop {
-  position: fixed;
-  top: 0;
-  right: 0;
-  bottom: 0;
-  left: 0;
-  z-index: $zindex-dropdown-backdrop;
-}
-
-// Allow for dropdowns to go bottom up (aka, dropup-menu)
-//
-// Just add .dropup after the standard .dropdown class and you're set.
-
-.dropup {
-  // Different positioning for bottom up menu
-  .dropdown-menu {
-    top: auto;
-    bottom: 100%;
-    margin-bottom: $dropdown-margin-top;
-  }
-}
diff --git a/src/sass/bootstrap4/_forms.scss b/src/sass/bootstrap4/_forms.scss
index 7be62bd..e884890 100644
--- a/src/sass/bootstrap4/_forms.scss
+++ b/src/sass/bootstrap4/_forms.scss
@@ -1,4 +1,4 @@
-// scss-lint:disable QualifyingElement
+// scss-lint:disable QualifyingElement, VendorPrefix
 
 //
 // Textual form controls
@@ -9,9 +9,9 @@
   width: 100%;
   // // Make inputs at least the height of their button counterpart (base line-height + padding + border)
   // height: $input-height;
-  padding: $input-padding-y $input-padding-x;
+  padding: $input-btn-padding-y $input-btn-padding-x;
   font-size: $font-size-base;
-  line-height: $input-line-height;
+  line-height: $input-btn-line-height;
   color: $input-color;
   background-color: $input-bg;
   // Reset unusual Firefox-on-Android default style; see https://github.com/necolas/normalize.css/issues/214.
@@ -42,7 +42,7 @@
 
   // Placeholder
   &::placeholder {
-    color: $input-color-placeholder;
+    color: $input-placeholder-color;
     // Override Firefox's unusual default opacity; see https://github.com/twbs/bootstrap/pull/11526.
     opacity: 1;
   }
@@ -54,20 +54,15 @@
   // don't honor that edge case; we style them as disabled anyway.
   &:disabled,
   &[readonly] {
-    background-color: $input-bg-disabled;
+    background-color: $input-disabled-bg;
     // iOS fix for unreadable disabled content; see https://github.com/twbs/bootstrap/issues/11655.
     opacity: 1;
   }
-
-  &:disabled {
-    cursor: $cursor-disabled;
-  }
 }
 
 select.form-control {
   &:not([size]):not([multiple]) {
-    $select-border-width: ($border-width * 2);
-    height: calc(#{$input-height} + #{$select-border-width});
+    height: $input-height;
   }
 
   &:focus::-ms-value {
@@ -95,20 +90,20 @@ select.form-control {
 // For use with horizontal and inline forms, when you need the label text to
 // align with the form controls.
 .col-form-label {
-  padding-top: calc(#{$input-padding-y} - #{$input-btn-border-width} * 2);
-  padding-bottom: calc(#{$input-padding-y} - #{$input-btn-border-width} * 2);
+  padding-top: calc(#{$input-btn-padding-y} - #{$input-btn-border-width} * 2);
+  padding-bottom: calc(#{$input-btn-padding-y} - #{$input-btn-border-width} * 2);
   margin-bottom: 0; // Override the `<label>` default
 }
 
 .col-form-label-lg {
-  padding-top: calc(#{$input-padding-y-lg} - #{$input-btn-border-width} * 2);
-  padding-bottom: calc(#{$input-padding-y-lg} - #{$input-btn-border-width} * 2);
+  padding-top: calc(#{$input-btn-padding-y-lg} - #{$input-btn-border-width} * 2);
+  padding-bottom: calc(#{$input-btn-padding-y-lg} - #{$input-btn-border-width} * 2);
   font-size: $font-size-lg;
 }
 
 .col-form-label-sm {
-  padding-top: calc(#{$input-padding-y-sm} - #{$input-btn-border-width} * 2);
-  padding-bottom: calc(#{$input-padding-y-sm} - #{$input-btn-border-width} * 2);
+  padding-top: calc(#{$input-btn-padding-y-sm} - #{$input-btn-border-width} * 2);
+  padding-bottom: calc(#{$input-btn-padding-y-sm} - #{$input-btn-border-width} * 2);
   font-size: $font-size-sm;
 }
 
@@ -120,23 +115,23 @@ select.form-control {
 // For use with horizontal and inline forms, when you need the legend text to
 // be the same size as regular labels, and to align with the form controls.
 .col-form-legend {
-  padding-top: $input-padding-y;
-  padding-bottom: $input-padding-y;
+  padding-top: $input-btn-padding-y;
+  padding-bottom: $input-btn-padding-y;
   margin-bottom: 0;
   font-size: $font-size-base;
 }
 
 
-// Static form control text
+// Readonly controls as plain text
 //
-// Apply class to an element to make any string of text align with labels in a
-// horizontal form layout.
+// Apply class to a readonly input to make it appear like regular plain
+// text (without any border, background color, focus indicator)
 
-.form-control-static {
-  padding-top: $input-padding-y;
-  padding-bottom: $input-padding-y;
+.form-control-plaintext {
+  padding-top: $input-btn-padding-y;
+  padding-bottom: $input-btn-padding-y;
   margin-bottom: 0; // match inputs if this class comes on inputs with default margins
-  line-height: $input-line-height;
+  line-height: $input-btn-line-height;
   border: solid transparent;
   border-width: $input-btn-border-width 0;
 
@@ -157,8 +152,9 @@ select.form-control {
 // issue documented in https://github.com/twbs/bootstrap/issues/15074.
 
 .form-control-sm {
-  padding: $input-padding-y-sm $input-padding-x-sm;
+  padding: $input-btn-padding-y-sm $input-btn-padding-x-sm;
   font-size: $font-size-sm;
+  line-height: $input-btn-line-height-sm;
   @include border-radius($input-border-radius-sm);
 }
 
@@ -169,8 +165,9 @@ select.form-control-sm {
 }
 
 .form-control-lg {
-  padding: $input-padding-y-lg $input-padding-x-lg;
+  padding: $input-btn-padding-y-lg $input-btn-padding-x-lg;
   font-size: $font-size-lg;
+  line-height: $input-btn-line-height-lg;
   @include border-radius($input-border-radius-lg);
 }
 
@@ -196,6 +193,24 @@ select.form-control-lg {
 }
 
 
+// Form grid
+//
+// Special replacement for our grid system's `.row` for tighter form layouts.
+
+.form-row {
+  display: flex;
+  flex-wrap: wrap;
+  margin-right: -5px;
+  margin-left: -5px;
+
+  > .col,
+  > [class*="col-"] {
+    padding-right: 5px;
+    padding-left: 5px;
+  }
+}
+
+
 // Checkboxes and radios
 //
 // Indent the labels to position radios/checkboxes as hanging controls.
@@ -208,7 +223,6 @@ select.form-control-lg {
   &.disabled {
     .form-check-label {
       color: $text-muted;
-      cursor: $cursor-disabled;
     }
   }
 }
@@ -216,17 +230,12 @@ select.form-control-lg {
 .form-check-label {
   padding-left: $form-check-input-gutter;
   margin-bottom: 0; // Override default `<label>` bottom margin
-  cursor: pointer;
 }
 
 .form-check-input {
   position: absolute;
   margin-top: $form-check-input-margin-y;
   margin-left: -$form-check-input-gutter;
-
-  &:only-child {
-    position: static;
-  }
 }
 
 // Radios and checkboxes on same line
@@ -243,48 +252,37 @@ select.form-control-lg {
 }
 
 
-// Form control feedback states
+// Form validation
 //
-// Apply contextual and semantic states to individual form controls.
+// Provide feedback to users when form field values are valid or invalid. Works
+// primarily for client-side validation via scoped `:invalid` and `:valid`
+// pseudo-classes but also includes `.is-invalid` and `.is-valid` classes for
+// server side validation.
 
-.form-control-feedback {
-  margin-top: $form-feedback-margin-top;
+.invalid-feedback {
+  display: none;
+  margin-top: .25rem;
+  font-size: .875rem;
+  color: $form-feedback-invalid-color;
 }
 
-.form-control-success,
-.form-control-warning,
-.form-control-danger {
-  padding-right: ($input-padding-x * 3);
-  background-repeat: no-repeat;
-  background-position: center right ($input-height / 4);
-  background-size: ($input-height / 2) ($input-height / 2);
-}
-
-// Form validation states
-.has-success {
-  @include form-control-validation($brand-success);
-
-  .form-control-success {
-    background-image: $form-icon-success;
-  }
-}
-
-.has-warning {
-  @include form-control-validation($brand-warning);
-
-  .form-control-warning {
-    background-image: $form-icon-warning;
-  }
-}
-
-.has-danger {
-  @include form-control-validation($brand-danger);
-
-  .form-control-danger {
-    background-image: $form-icon-danger;
-  }
+.invalid-tooltip {
+  position: absolute;
+  top: 100%;
+  z-index: 5;
+  display: none;
+  width: 250px;
+  padding: .5rem;
+  margin-top: .1rem;
+  font-size: .875rem;
+  line-height: 1;
+  color: #fff;
+  background-color: rgba($form-feedback-invalid-color,.8);
+  border-radius: .2rem;
 }
 
+@include form-validation-state("valid", $form-feedback-valid-color);
+@include form-validation-state("invalid", $form-feedback-invalid-color);
 
 // Inline forms
 //
@@ -333,7 +331,7 @@ select.form-control-lg {
     }
 
     // Make static controls behave like regular ones
-    .form-control-static {
+    .form-control-plaintext {
       display: inline-block;
     }
 
diff --git a/src/sass/bootstrap4/_functions.scss b/src/sass/bootstrap4/_functions.scss
new file mode 100644
index 0000000..6c0601c
--- /dev/null
+++ b/src/sass/bootstrap4/_functions.scss
@@ -0,0 +1,90 @@
+// Bootstrap functions
+//
+// Utility mixins and functions for evalutating source code across our variables, maps, and mixins.
+
+// Ascending
+// Used to evaluate Sass maps like our grid breakpoints.
+@mixin _assert-ascending($map, $map-name) {
+  $prev-key: null;
+  $prev-num: null;
+  @each $key, $num in $map {
+    @if $prev-num == null {
+      // Do nothing
+    } @else if not comparable($prev-num, $num) {
+      @warn "Potentially invalid value for #{$map-name}: This map must be in ascending order, but key '#{$key}' has value #{$num} whose unit makes it incomparable to #{$prev-num}, the value of the previous key '#{$prev-key}' !";
+    } @else if $prev-num >= $num {
+      @warn "Invalid value for #{$map-name}: This map must be in ascending order, but key '#{$key}' has value #{$num} which isn't greater than #{$prev-num}, the value of the previous key '#{$prev-key}' !";
+    }
+    $prev-key: $key;
+    $prev-num: $num;
+  }
+}
+
+// Starts at zero
+// Another grid mixin that ensures the min-width of the lowest breakpoint starts at 0.
+@mixin _assert-starts-at-zero($map) {
+  $values: map-values($map);
+  $first-value: nth($values, 1);
+  @if $first-value != 0 {
+    @warn "First breakpoint in `$grid-breakpoints` must start at 0, but starts at #{$first-value}.";
+  }
+}
+
+// Replace `$search` with `$replace` in `$string`
+// Used on our SVG icon backgrounds for custom forms.
+//
+// @author Hugo Giraudel
+// @param {String} $string - Initial string
+// @param {String} $search - Substring to replace
+// @param {String} $replace ('') - New value
+// @return {String} - Updated string
+@function str-replace($string, $search, $replace: "") {
+  $index: str-index($string, $search);
+
+  @if $index {
+    @return str-slice($string, 1, $index - 1) + $replace + str-replace(str-slice($string, $index + str-length($search)), $search, $replace);
+  }
+
+  @return $string;
+}
+
+// Color contrast
+@mixin color-yiq($color) {
+  $r: red($color);
+  $g: green($color);
+  $b: blue($color);
+
+  $yiq: (($r * 299) + ($g * 587) + ($b * 114)) / 1000;
+
+  @if ($yiq >= 150) {
+    color: #111;
+  } @else {
+    color: #fff;
+  }
+}
+
+// Retreive color Sass maps
+@function color($key: "blue") {
+  @return map-get($colors, $key);
+}
+
+@function theme-color($key: "primary") {
+  @return map-get($theme-colors, $key);
+}
+
+@function grayscale($key: "100") {
+  @return map-get($grays, $key);
+}
+
+// Request a theme color level
+@function theme-color-level($color-name: "primary", $level: 0) {
+  $color: theme-color($color-name);
+  $color-base: if($level > 0, #000, #fff);
+
+  @if $level < 0 {
+    // Lighter values need a quick double negative for the Sass math to work
+    @return mix($color-base, $color, $level * -1 * $theme-color-interval);
+  } @else {
+    @return mix($color-base, $color, $level * $theme-color-interval);
+  }
+}
diff --git a/src/sass/bootstrap4/_grid.scss b/src/sass/bootstrap4/_grid.scss
index 8c7a9ee..9ab9ae0 100644
--- a/src/sass/bootstrap4/_grid.scss
+++ b/src/sass/bootstrap4/_grid.scss
@@ -11,11 +11,12 @@
 
 // Fluid container
 //
-// Utilizes the mixin meant for fixed width containers, but without any defined
-// width for fluid, full width layouts.
+// Utilizes the mixin meant for fixed width containers, but with 100% width for
+// fluid, full width layouts.
 
 @if $enable-grid-classes {
   .container-fluid {
+    width: 100%;
     @include make-container();
   }
 }
diff --git a/src/sass/bootstrap4/_images.scss b/src/sass/bootstrap4/_images.scss
index a8135a6..50c5610 100644
--- a/src/sass/bootstrap4/_images.scss
+++ b/src/sass/bootstrap4/_images.scss
@@ -33,7 +33,7 @@
 }
 
 .figure-img {
-  margin-bottom: ($spacer-y / 2);
+  margin-bottom: ($spacer / 2);
   line-height: 1;
 }
 
diff --git a/src/sass/bootstrap4/_input-group.scss b/src/sass/bootstrap4/_input-group.scss
index ab44883..4d3fec6 100644
--- a/src/sass/bootstrap4/_input-group.scss
+++ b/src/sass/bootstrap4/_input-group.scss
@@ -30,8 +30,7 @@
 .input-group .form-control {
   // Vertically centers the content of the addons within the input group
   display: flex;
-  flex-direction: column;
-  justify-content: center;
+  align-items: center;
 
   &:not(:first-child):not(:last-child) {
     @include border-radius(0);
@@ -67,25 +66,27 @@
 //
 
 .input-group-addon {
-  padding: $input-padding-y $input-padding-x;
+  padding: $input-btn-padding-y $input-btn-padding-x;
   margin-bottom: 0; // Allow use of <label> elements by overriding our default margin-bottom
   font-size: $font-size-base; // Match inputs
   font-weight: $font-weight-normal;
-  line-height: $input-line-height;
-  color: $input-color;
+  line-height: $input-btn-line-height;
+  color: $input-group-addon-color;
   text-align: center;
   background-color: $input-group-addon-bg;
+  background-clip: padding-box;
   border: $input-btn-border-width solid $input-group-addon-border-color;
   @include border-radius($input-border-radius);
 
   // Sizing
   &.form-control-sm {
-    padding: $input-padding-y-sm $input-padding-x-sm;
+    padding: $input-btn-padding-y-sm $input-btn-padding-x-sm;
     font-size: $font-size-sm;
     @include border-radius($input-border-radius-sm);
   }
+
   &.form-control-lg {
-    padding: $input-padding-y-lg $input-padding-x-lg;
+    padding: $input-btn-padding-y-lg $input-btn-padding-x-lg;
     font-size: $font-size-lg;
     @include border-radius($input-border-radius-lg);
   }
@@ -144,8 +145,8 @@
   // element above the siblings.
   > .btn {
     position: relative;
-    // Vertically stretch the button and center its content
-    flex: 1;
+    background-clip: padding-box;
+    border: $input-btn-border-width solid $input-group-btn-border-color;
 
     + .btn {
       margin-left: (-$input-btn-border-width);
diff --git a/src/sass/bootstrap4/_jumbotron.scss b/src/sass/bootstrap4/_jumbotron.scss
index b12d465..7966bba 100644
--- a/src/sass/bootstrap4/_jumbotron.scss
+++ b/src/sass/bootstrap4/_jumbotron.scss
@@ -9,10 +9,6 @@
   }
 }
 
-.jumbotron-hr {
-  border-top-color: darken($jumbotron-bg, 10%);
-}
-
 .jumbotron-fluid {
   padding-right: 0;
   padding-left: 0;
diff --git a/src/sass/bootstrap4/_list-group.scss b/src/sass/bootstrap4/_list-group.scss
index ec813c8..7e0b19e 100644
--- a/src/sass/bootstrap4/_list-group.scss
+++ b/src/sass/bootstrap4/_list-group.scss
@@ -19,23 +19,19 @@
 
 .list-group-item-action {
   width: 100%; // For `<button>`s (anchors become 100% by default though)
-  color: $list-group-link-color;
+  color: $list-group-action-color;
   text-align: inherit; // For `<button>`s (anchors inherit)
 
-  .list-group-item-heading {
-    color: $list-group-link-heading-color;
-  }
-
   // Hover state
   @include hover-focus {
-    color: $list-group-link-hover-color;
+    color: $list-group-action-hover-color;
     text-decoration: none;
     background-color: $list-group-hover-bg;
   }
 
   &:active {
-    color: $list-group-link-active-color;
-    background-color: $list-group-link-active-bg;
+    color: $list-group-action-active-color;
+    background-color: $list-group-action-active-bg;
   }
 }
 
@@ -46,9 +42,7 @@
 
 .list-group-item {
   position: relative;
-  display: flex;
-  flex-flow: row wrap;
-  align-items: center;
+  display: block;
   padding: $list-group-item-padding-y $list-group-item-padding-x;
   // Place the border on the list items and negative margin up for better styling
   margin-bottom: -$list-group-border-width;
@@ -71,16 +65,7 @@
   &.disabled,
   &:disabled {
     color: $list-group-disabled-color;
-    cursor: $cursor-disabled;
     background-color: $list-group-disabled-bg;
-
-    // Force color to inherit for custom content
-    .list-group-item-heading {
-      color: inherit;
-    }
-    .list-group-item-text {
-      color: $list-group-disabled-text-color;
-    }
   }
 
   // Include both here for `<a>`s and `<button>`s
@@ -88,18 +73,7 @@
     z-index: 2; // Place active items above their siblings for proper border styling
     color: $list-group-active-color;
     background-color: $list-group-active-bg;
-    border-color: $list-group-active-border;
-
-    // Force color to inherit for custom content
-    .list-group-item-heading,
-    .list-group-item-heading > small,
-    .list-group-item-heading > .small {
-      color: inherit;
-    }
-
-    .list-group-item-text {
-      color: $list-group-active-text-color;
-    }
+    border-color: $list-group-active-border-color;
   }
 }
 
@@ -135,7 +109,6 @@
 // Add modifier classes to change text and background color on individual items.
 // Organizationally, this must come after the `:hover` states.
 
-@include list-group-item-variant(success, $state-success-bg, $state-success-text);
-@include list-group-item-variant(info, $state-info-bg, $state-info-text);
-@include list-group-item-variant(warning, $state-warning-bg, $state-warning-text);
-@include list-group-item-variant(danger, $state-danger-bg, $state-danger-text);
+@each $color, $value in $theme-colors {
+  @include list-group-item-variant($color, theme-color-level($color, -9), theme-color-level($color, 6));
+}
diff --git a/src/sass/bootstrap4/_mixins.scss b/src/sass/bootstrap4/_mixins.scss
index da47382..09035bf 100644
--- a/src/sass/bootstrap4/_mixins.scss
+++ b/src/sass/bootstrap4/_mixins.scss
@@ -2,22 +2,6 @@
 //
 // Used in conjunction with global variables to enable certain theme features.
 
-@mixin box-shadow($shadow...) {
-  @if $enable-shadows {
-    box-shadow: $shadow;
-  }
-}
-
-@mixin transition($transition...) {
-  @if $enable-transitions {
-    @if length($transition) == 0 {
-      transition: $transition-base;
-    } @else {
-      transition: $transition;
-    }
-  }
-}
-
 // Utilities
 @import "mixins/breakpoints";
 @import "mixins/hover";
@@ -30,13 +14,11 @@
 @import "mixins/text-emphasis";
 @import "mixins/text-hide";
 @import "mixins/text-truncate";
-@import "mixins/transforms";
 @import "mixins/visibility";
 
 // // Components
 @import "mixins/alert";
 @import "mixins/buttons";
-@import "mixins/cards";
 @import "mixins/pagination";
 @import "mixins/lists";
 @import "mixins/list-group";
@@ -47,7 +29,9 @@
 // // Skins
 @import "mixins/background-variant";
 @import "mixins/border-radius";
+@import "mixins/box-shadow";
 @import "mixins/gradients";
+@import "mixins/transition";
 
 // // Layout
 @import "mixins/clearfix";
diff --git a/src/sass/bootstrap4/_modal.scss b/src/sass/bootstrap4/_modal.scss
index 9d2a867..1f29055 100644
--- a/src/sass/bootstrap4/_modal.scss
+++ b/src/sass/bootstrap4/_modal.scss
@@ -54,7 +54,7 @@
   background-clip: padding-box;
   border: $modal-content-border-width solid $modal-content-border-color;
   @include border-radius($border-radius-lg);
-  @include box-shadow($modal-content-xs-box-shadow);
+  @include box-shadow($modal-content-box-shadow-xs);
   // Remove focus outline from opened modal
   outline: 0;
 }
@@ -82,6 +82,10 @@
   justify-content: space-between; // Put modal header elements (title and dismiss) on opposite ends
   padding: $modal-header-padding;
   border-bottom: $modal-header-border-width solid $modal-header-border-color;
+
+  .close {
+    margin-left: auto; // Force icon to the right even when there's no .modal-title
+  }
 }
 
 // Title text within header
@@ -127,11 +131,11 @@
   // Automatically set modal's width for larger viewports
   .modal-dialog {
     max-width: $modal-md;
-    margin: $modal-dialog-sm-up-margin-y auto;
+    margin: $modal-dialog-margin-y-sm-up auto;
   }
 
   .modal-content {
-    @include box-shadow($modal-content-sm-up-box-shadow);
+    @include box-shadow($modal-content-box-shadow-sm-up);
   }
 
   .modal-sm { max-width: $modal-sm; }
diff --git a/src/sass/bootstrap4/_nav.scss b/src/sass/bootstrap4/_nav.scss
index eb316bb..ed5d76b 100644
--- a/src/sass/bootstrap4/_nav.scss
+++ b/src/sass/bootstrap4/_nav.scss
@@ -5,6 +5,7 @@
 
 .nav {
   display: flex;
+  flex-wrap: wrap;
   padding-left: 0;
   margin-bottom: 0;
   list-style: none;
@@ -12,20 +13,18 @@
 
 .nav-link {
   display: block;
-  padding: $nav-link-padding;
+  padding: $nav-link-padding-y $nav-link-padding-x;
 
   @include hover-focus {
     text-decoration: none;
   }
 
-  // Disabled state lightens text and removes hover/tab effects
+  // Disabled state lightens text
   &.disabled {
-    color: $nav-disabled-link-color;
-    cursor: $cursor-disabled;
+    color: $nav-link-disabled-color;
   }
 }
 
-
 //
 // Tabs
 //
@@ -46,7 +45,7 @@
     }
 
     &.disabled {
-      color: $nav-disabled-link-color;
+      color: $nav-link-disabled-color;
       background-color: transparent;
       border-color: transparent;
     }
@@ -54,9 +53,9 @@
 
   .nav-link.active,
   .nav-item.show .nav-link {
-    color: $nav-tabs-active-link-hover-color;
-    background-color: $nav-tabs-active-link-hover-bg;
-    border-color: $nav-tabs-active-link-hover-border-color $nav-tabs-active-link-hover-border-color $nav-tabs-active-link-hover-bg;
+    color: $nav-tabs-link-active-color;
+    background-color: $nav-tabs-link-active-bg;
+    border-color: $nav-tabs-link-active-border-color $nav-tabs-link-active-border-color $nav-tabs-link-active-bg;
   }
 
   .dropdown-menu {
@@ -75,13 +74,12 @@
 .nav-pills {
   .nav-link {
     @include border-radius($nav-pills-border-radius);
-  }
 
-  .nav-link.active,
-  .nav-item.show .nav-link {
-    color: $nav-pills-active-link-color;
-    cursor: default;
-    background-color: $nav-pills-active-link-bg;
+    &.active,
+    .show > & {
+      color: $nav-pills-link-active-color;
+      background-color: $nav-pills-link-active-bg;
+    }
   }
 }
 
@@ -99,7 +97,8 @@
 
 .nav-justified {
   .nav-item {
-    flex: 1 1 100%;
+    flex-basis: 0;
+    flex-grow: 1;
     text-align: center;
   }
 }
diff --git a/src/sass/bootstrap4/_navbar.scss b/src/sass/bootstrap4/_navbar.scss
index 80beec8..ed49b76 100644
--- a/src/sass/bootstrap4/_navbar.scss
+++ b/src/sass/bootstrap4/_navbar.scss
@@ -18,8 +18,20 @@
 .navbar {
   position: relative;
   display: flex;
-  flex-direction: column;
+  flex-wrap: wrap; // allow us to do the line break for collapsing content
+  align-items: center;
+  justify-content: space-between; // space out brand from logo
   padding: $navbar-padding-y $navbar-padding-x;
+
+  // Because flex properties aren't inherited, we need to redeclare these first
+  // few properities so that content nested within behave properly.
+  > .container,
+  > .container-fluid {
+    display: flex;
+    flex-wrap: wrap;
+    align-items: center;
+    justify-content: space-between;
+  }
 }
 
 
@@ -29,10 +41,10 @@
 
 .navbar-brand {
   display: inline-block;
-  padding-top: .25rem;
-  padding-bottom: .25rem;
+  padding-top: $navbar-brand-padding-y;
+  padding-bottom: $navbar-brand-padding-y;
   margin-right: $navbar-padding-x;
-  font-size: $font-size-lg;
+  font-size: $navbar-brand-font-size;
   line-height: inherit;
   white-space: nowrap;
 
@@ -57,6 +69,11 @@
     padding-right: 0;
     padding-left: 0;
   }
+
+  .dropdown-menu {
+    position: static;
+    float: none;
+  }
 }
 
 
@@ -66,8 +83,8 @@
 
 .navbar-text {
   display: inline-block;
-  padding-top:    .425rem;
-  padding-bottom: .425rem;
+  padding-top: $nav-link-padding-y;
+  padding-bottom: $nav-link-padding-y;
 }
 
 
@@ -76,9 +93,18 @@
 // Custom styles for responsive collapsing and toggling of navbar contents.
 // Powered by the collapse Bootstrap JavaScript plugin.
 
+// When collapsed, prevent the toggleable navbar contents from appearing in
+// the default flexbox row orienation. Requires the use of `flex-wrap: wrap`
+// on the `.navbar` parent.
+.navbar-collapse {
+  flex-basis: 100%;
+  // For always expanded or extra full navbars, ensure content aligns itself
+  // properly vertically. Can be easily overridden with flex utilities.
+  align-items: center;
+}
+
 // Button for toggling the navbar when in its collapsed state
 .navbar-toggler {
-  align-self: flex-start; // Prevent toggler from growing to full width when it's the only visible navbar child
   padding: $navbar-toggler-padding-y $navbar-toggler-padding-x;
   font-size: $navbar-toggler-font-size;
   line-height: 1;
@@ -103,34 +129,17 @@
   background-size: 100% 100%;
 }
 
-// Use `position` on the toggler to prevent it from being auto placed as a flex
-// item and allow easy placement.
-.navbar-toggler-left {
-  position: absolute;
-  left: $navbar-padding-x;
-}
-.navbar-toggler-right {
-  position: absolute;
-  right: $navbar-padding-x;
-}
-
-// Generate series of `.navbar-toggleable-*` responsive classes for configuring
+// Generate series of `.navbar-expand-*` responsive classes for configuring
 // where your navbar collapses.
-.navbar-toggleable {
+.navbar-expand {
   @each $breakpoint in map-keys($grid-breakpoints) {
     $next: breakpoint-next($breakpoint, $grid-breakpoints);
-    $infix: breakpoint-infix($breakpoint, $grid-breakpoints);
+    $infix: breakpoint-infix($next, $grid-breakpoints);
 
     &#{$infix} {
       @include media-breakpoint-down($breakpoint) {
-        .navbar-nav {
-          .dropdown-menu {
-            position: static;
-            float: none;
-          }
-        }
-
-        > .container {
+        > .container,
+        > .container-fluid {
           padding-right: 0;
           padding-left: 0;
         }
@@ -139,11 +148,20 @@
       @include media-breakpoint-up($next) {
         flex-direction: row;
         flex-wrap: nowrap;
-        align-items: center;
+        justify-content: flex-start;
 
         .navbar-nav {
           flex-direction: row;
 
+          .dropdown-menu {
+            position: absolute;
+          }
+
+          .dropdown-menu-right {
+            right: 0;
+            left: auto; // Reset the default from `.dropdown-menu`
+          }
+
           .nav-link {
             padding-right: .5rem;
             padding-left: .5rem;
@@ -151,16 +169,14 @@
         }
 
         // For nesting containers, have to redeclare for alignment purposes
-        > .container {
-          display: flex;
+        > .container,
+        > .container-fluid {
           flex-wrap: nowrap;
-          align-items: center;
         }
 
         // scss-lint:disable ImportantRule
         .navbar-collapse {
           display: flex !important;
-          width: 100%;
         }
         // scss-lint:enable ImportantRule
 
@@ -179,8 +195,7 @@
 
 // Dark links against a light background
 .navbar-light {
-  .navbar-brand,
-  .navbar-toggler {
+  .navbar-brand {
     color: $navbar-light-active-color;
 
     @include hover-focus {
@@ -201,20 +216,21 @@
       }
     }
 
-    .open > .nav-link,
+    .show > .nav-link,
     .active > .nav-link,
-    .nav-link.open,
+    .nav-link.show,
     .nav-link.active {
       color: $navbar-light-active-color;
     }
   }
 
   .navbar-toggler {
-    border-color: $navbar-light-toggler-border;
+    color: $navbar-light-color;
+    border-color: $navbar-light-toggler-border-color;
   }
 
   .navbar-toggler-icon {
-    background-image: $navbar-light-toggler-bg;
+    background-image: $navbar-light-toggler-icon-bg;
   }
 
   .navbar-text {
@@ -223,46 +239,46 @@
 }
 
 // White links against a dark background
-.navbar-inverse {
-  .navbar-brand,
-  .navbar-toggler {
-    color: $navbar-inverse-active-color;
+.navbar-dark {
+  .navbar-brand {
+    color: $navbar-dark-active-color;
 
     @include hover-focus {
-      color: $navbar-inverse-active-color;
+      color: $navbar-dark-active-color;
     }
   }
 
   .navbar-nav {
     .nav-link {
-      color: $navbar-inverse-color;
+      color: $navbar-dark-color;
 
       @include hover-focus {
-        color: $navbar-inverse-hover-color;
+        color: $navbar-dark-hover-color;
       }
 
       &.disabled {
-        color: $navbar-inverse-disabled-color;
+        color: $navbar-dark-disabled-color;
       }
     }
 
-    .open > .nav-link,
+    .show > .nav-link,
     .active > .nav-link,
-    .nav-link.open,
+    .nav-link.show,
     .nav-link.active {
-      color: $navbar-inverse-active-color;
+      color: $navbar-dark-active-color;
     }
   }
 
   .navbar-toggler {
-    border-color: $navbar-inverse-toggler-border;
+    color: $navbar-dark-color;
+    border-color: $navbar-dark-toggler-border-color;
   }
 
   .navbar-toggler-icon {
-    background-image: $navbar-inverse-toggler-bg;
+    background-image: $navbar-dark-toggler-icon-bg;
   }
 
   .navbar-text {
-    color: $navbar-inverse-color;
+    color: $navbar-dark-color;
   }
 }
diff --git a/src/sass/bootstrap4/_normalize.scss b/src/sass/bootstrap4/_normalize.scss
deleted file mode 100644
index 6bafd53..0000000
--- a/src/sass/bootstrap4/_normalize.scss
+++ /dev/null
@@ -1,461 +0,0 @@
-/*! normalize.css v5.0.0 | MIT License | github.com/necolas/normalize.css */
-
-//
-// 1. Change the default font family in all browsers (opinionated).
-// 2. Correct the line height in all browsers.
-// 3. Prevent adjustments of font size after orientation changes in
-//    IE on Windows Phone and in iOS.
-//
-
-// Document
-// ==========================================================================
-
-html {
-  font-family: sans-serif; // 1
-  line-height: 1.15; // 2
-  -ms-text-size-adjust: 100%; // 3
-  -webkit-text-size-adjust: 100%; // 3
-}
-
-// Sections
-// ==========================================================================
-
-//
-// Remove the margin in all browsers (opinionated).
-//
-
-body {
-  margin: 0;
-}
-
-//
-// Add the correct display in IE 9-.
-//
-
-article,
-aside,
-footer,
-header,
-nav,
-section {
-  display: block;
-}
-
-//
-// Correct the font size and margin on `h1` elements within `section` and
-// `article` contexts in Chrome, Firefox, and Safari.
-//
-
-h1 {
-  font-size: 2em;
-  margin: 0.67em 0;
-}
-
-// Grouping content
-// ==========================================================================
-
-//
-// Add the correct display in IE 9-.
-// 1. Add the correct display in IE.
-//
-
-figcaption,
-figure,
-main { // 1
-  display: block;
-}
-
-//
-// Add the correct margin in IE 8.
-//
-
-figure {
-  margin: 1em 40px;
-}
-
-//
-// 1. Add the correct box sizing in Firefox.
-// 2. Show the overflow in Edge and IE.
-//
-
-hr {
-  box-sizing: content-box; // 1
-  height: 0; // 1
-  overflow: visible; // 2
-}
-
-//
-// 1. Correct the inheritance and scaling of font size in all browsers.
-// 2. Correct the odd `em` font sizing in all browsers.
-//
-
-pre {
-  font-family: monospace, monospace; // 1
-  font-size: 1em; // 2
-}
-
-// Text-level semantics
-// ==========================================================================
-
-//
-// 1. Remove the gray background on active links in IE 10.
-// 2. Remove gaps in links underline in iOS 8+ and Safari 8+.
-//
-
-a {
-  background-color: transparent; // 1
-  -webkit-text-decoration-skip: objects; // 2
-}
-
-//
-// Remove the outline on focused links when they are also active or hovered
-// in all browsers (opinionated).
-//
-
-a:active,
-a:hover {
-  outline-width: 0;
-}
-
-//
-// 1. Remove the bottom border in Firefox 39-.
-// 2. Add the correct text decoration in Chrome, Edge, IE, Opera, and Safari.
-//
-
-abbr[title] {
-  border-bottom: none; // 1
-  text-decoration: underline; // 2
-  text-decoration: underline dotted; // 2
-}
-
-//
-// Prevent the duplicate application of `bolder` by the next rule in Safari 6.
-//
-
-b,
-strong {
-  font-weight: inherit;
-}
-
-//
-// Add the correct font weight in Chrome, Edge, and Safari.
-//
-
-b,
-strong {
-  font-weight: bolder;
-}
-
-//
-// 1. Correct the inheritance and scaling of font size in all browsers.
-// 2. Correct the odd `em` font sizing in all browsers.
-//
-
-code,
-kbd,
-samp {
-  font-family: monospace, monospace; // 1
-  font-size: 1em; // 2
-}
-
-//
-// Add the correct font style in Android 4.3-.
-//
-
-dfn {
-  font-style: italic;
-}
-
-//
-// Add the correct background and color in IE 9-.
-//
-
-mark {
-  background-color: #ff0;
-  color: #000;
-}
-
-//
-// Add the correct font size in all browsers.
-//
-
-small {
-  font-size: 80%;
-}
-
-//
-// Prevent `sub` and `sup` elements from affecting the line height in
-// all browsers.
-//
-
-sub,
-sup {
-  font-size: 75%;
-  line-height: 0;
-  position: relative;
-  vertical-align: baseline;
-}
-
-sub {
-  bottom: -0.25em;
-}
-
-sup {
-  top: -0.5em;
-}
-
-// Embedded content
-// ==========================================================================
-
-//
-// Add the correct display in IE 9-.
-//
-
-audio,
-video {
-  display: inline-block;
-}
-
-//
-// Add the correct display in iOS 4-7.
-//
-
-audio:not([controls]) {
-  display: none;
-  height: 0;
-}
-
-//
-// Remove the border on images inside links in IE 10-.
-//
-
-img {
-  border-style: none;
-}
-
-//
-// Hide the overflow in IE.
-//
-
-svg:not(:root) {
-  overflow: hidden;
-}
-
-// Forms
-// ==========================================================================
-
-//
-// 1. Change the font styles in all browsers (opinionated).
-// 2. Remove the margin in Firefox and Safari.
-//
-
-button,
-input,
-optgroup,
-select,
-textarea {
-  font-family: sans-serif; // 1
-  font-size: 100%; // 1
-  line-height: 1.15; // 1
-  margin: 0; // 2
-}
-
-//
-// Show the overflow in IE.
-// 1. Show the overflow in Edge.
-//
-
-button,
-input { // 1
-  overflow: visible;
-}
-
-//
-// Remove the inheritance of text transform in Edge, Firefox, and IE.
-// 1. Remove the inheritance of text transform in Firefox.
-//
-
-button,
-select { // 1
-  text-transform: none;
-}
-
-//
-// 1. Prevent a WebKit bug where (2) destroys native `audio` and `video`
-//    controls in Android 4.
-// 2. Correct the inability to style clickable types in iOS and Safari.
-//
-
-button,
-html [type="button"], // 1
-[type="reset"],
-[type="submit"] {
-  -webkit-appearance: button; // 2
-}
-
-//
-// Remove the inner border and padding in Firefox.
-//
-
-button::-moz-focus-inner,
-[type="button"]::-moz-focus-inner,
-[type="reset"]::-moz-focus-inner,
-[type="submit"]::-moz-focus-inner {
-  border-style: none;
-  padding: 0;
-}
-
-//
-// Restore the focus styles unset by the previous rule.
-//
-
-button:-moz-focusring,
-[type="button"]:-moz-focusring,
-[type="reset"]:-moz-focusring,
-[type="submit"]:-moz-focusring {
-  outline: 1px dotted ButtonText;
-}
-
-//
-// Change the border, margin, and padding in all browsers (opinionated).
-//
-
-fieldset {
-  border: 1px solid #c0c0c0;
-  margin: 0 2px;
-  padding: 0.35em 0.625em 0.75em;
-}
-
-//
-// 1. Correct the text wrapping in Edge and IE.
-// 2. Correct the color inheritance from `fieldset` elements in IE.
-// 3. Remove the padding so developers are not caught out when they zero out
-//    `fieldset` elements in all browsers.
-//
-
-legend {
-  box-sizing: border-box; // 1
-  color: inherit; // 2
-  display: table; // 1
-  max-width: 100%; // 1
-  padding: 0; // 3
-  white-space: normal; // 1
-}
-
-//
-// 1. Add the correct display in IE 9-.
-// 2. Add the correct vertical alignment in Chrome, Firefox, and Opera.
-//
-
-progress {
-  display: inline-block; // 1
-  vertical-align: baseline; // 2
-}
-
-//
-// Remove the default vertical scrollbar in IE.
-//
-
-textarea {
-  overflow: auto;
-}
-
-//
-// 1. Add the correct box sizing in IE 10-.
-// 2. Remove the padding in IE 10-.
-//
-
-[type="checkbox"],
-[type="radio"] {
-  box-sizing: border-box; // 1
-  padding: 0; // 2
-}
-
-//
-// Correct the cursor style of increment and decrement buttons in Chrome.
-//
-
-[type="number"]::-webkit-inner-spin-button,
-[type="number"]::-webkit-outer-spin-button {
-  height: auto;
-}
-
-//
-// 1. Correct the odd appearance in Chrome and Safari.
-// 2. Correct the outline style in Safari.
-//
-
-[type="search"] {
-  -webkit-appearance: textfield; // 1
-  outline-offset: -2px; // 2
-}
-
-//
-// Remove the inner padding and cancel buttons in Chrome and Safari on macOS.
-//
-
-[type="search"]::-webkit-search-cancel-button,
-[type="search"]::-webkit-search-decoration {
-  -webkit-appearance: none;
-}
-
-//
-// 1. Correct the inability to style clickable types in iOS and Safari.
-// 2. Change font properties to `inherit` in Safari.
-//
-
-::-webkit-file-upload-button {
-  -webkit-appearance: button; // 1
-  font: inherit; // 2
-}
-
-// Interactive
-// ==========================================================================
-
-//
-// Add the correct display in IE 9-.
-// 1. Add the correct display in Edge, IE, and Firefox.
-//
-
-details, // 1
-menu {
-  display: block;
-}
-
-//
-// Add the correct display in all browsers.
-//
-
-summary {
-  display: list-item;
-}
-
-// Scripting
-// ==========================================================================
-
-//
-// Add the correct display in IE 9-.
-//
-
-canvas {
-  display: inline-block;
-}
-
-//
-// Add the correct display in IE.
-//
-
-template {
-  display: none;
-}
-
-// Hidden
-// ==========================================================================
-
-//
-// Add the correct display in IE 10-.
-//
-
-[hidden] {
-  display: none;
-}
diff --git a/src/sass/bootstrap4/_pagination.scss b/src/sass/bootstrap4/_pagination.scss
index 24aa028..a049299 100644
--- a/src/sass/bootstrap4/_pagination.scss
+++ b/src/sass/bootstrap4/_pagination.scss
@@ -23,15 +23,14 @@
     z-index: 2;
     color: $pagination-active-color;
     background-color: $pagination-active-bg;
-    border-color: $pagination-active-border;
+    border-color: $pagination-active-border-color;
   }
 
   &.disabled .page-link {
     color: $pagination-disabled-color;
     pointer-events: none;
-    cursor: $cursor-disabled; // While `pointer-events: none` removes the cursor in modern browsers, we provide a disabled cursor as a fallback.
     background-color: $pagination-disabled-bg;
-    border-color: $pagination-disabled-border;
+    border-color: $pagination-disabled-border-color;
   }
 }
 
@@ -49,7 +48,7 @@
     color: $pagination-hover-color;
     text-decoration: none;
     background-color: $pagination-hover-bg;
-    border-color: $pagination-hover-border;
+    border-color: $pagination-hover-border-color;
   }
 }
 
diff --git a/src/sass/bootstrap4/_popover.scss b/src/sass/bootstrap4/_popover.scss
index 1b63634..950d6ca 100644
--- a/src/sass/bootstrap4/_popover.scss
+++ b/src/sass/bootstrap4/_popover.scss
@@ -18,79 +18,110 @@
   @include border-radius($border-radius-lg);
   @include box-shadow($popover-box-shadow);
 
+  // Arrows
+  //
+  // .arrow is outer, .arrow::after is inner
+
+  .arrow {
+    position: absolute;
+    display: block;
+    width: $popover-arrow-width;
+    height: $popover-arrow-height;
+  }
+
+  .arrow::before,
+  .arrow::after {
+    position: absolute;
+    display: block;
+    border-color: transparent;
+    border-style: solid;
+  }
+
+  .arrow::before {
+    content: "";
+    border-width: $popover-arrow-outer-width;
+  }
+  .arrow::after {
+    content: "";
+    border-width: $popover-arrow-outer-width;
+  }
 
   // Popover directions
 
-  &.popover-top,
-  &.bs-tether-element-attached-bottom {
-    margin-top: -$popover-arrow-width;
+  &.bs-popover-top {
+    margin-bottom: $popover-arrow-width;
 
-    &::before,
-    &::after {
-      left: 50%;
+    .arrow {
+      bottom: 0;
+    }
+
+    .arrow::before,
+    .arrow::after {
       border-bottom-width: 0;
     }
 
-    &::before {
+    .arrow::before {
       bottom: -$popover-arrow-outer-width;
-      margin-left: -$popover-arrow-outer-width;
+      margin-left: -($popover-arrow-outer-width - 5);
       border-top-color: $popover-arrow-outer-color;
     }
 
-    &::after {
+    .arrow::after {
       bottom: -($popover-arrow-outer-width - 1);
-      margin-left: -$popover-arrow-width;
+      margin-left: -($popover-arrow-outer-width - 5);
       border-top-color: $popover-arrow-color;
     }
   }
 
-  &.popover-right,
-  &.bs-tether-element-attached-left {
+  &.bs-popover-right {
     margin-left: $popover-arrow-width;
 
-    &::before,
-    &::after {
-      top: 50%;
+    .arrow {
+      left: 0;
+    }
+
+    .arrow::before,
+    .arrow::after {
+      margin-top: -($popover-arrow-outer-width - 3);
       border-left-width: 0;
     }
 
-    &::before {
+    .arrow::before {
       left: -$popover-arrow-outer-width;
-      margin-top: -$popover-arrow-outer-width;
       border-right-color: $popover-arrow-outer-color;
     }
 
-    &::after {
+    .arrow::after {
       left: -($popover-arrow-outer-width - 1);
-      margin-top: -($popover-arrow-outer-width - 1);
       border-right-color: $popover-arrow-color;
     }
   }
 
-  &.popover-bottom,
-  &.bs-tether-element-attached-top {
+  &.bs-popover-bottom {
     margin-top: $popover-arrow-width;
 
-    &::before,
-    &::after {
-      left: 50%;
+    .arrow {
+      top: 0;
+    }
+
+    .arrow::before,
+    .arrow::after {
+      margin-left: -($popover-arrow-width - 3);
       border-top-width: 0;
     }
 
-    &::before {
+    .arrow::before {
       top: -$popover-arrow-outer-width;
-      margin-left: -$popover-arrow-outer-width;
       border-bottom-color: $popover-arrow-outer-color;
     }
 
-    &::after {
+    .arrow::after {
       top: -($popover-arrow-outer-width - 1);
-      margin-left: -$popover-arrow-width;
-      border-bottom-color: $popover-title-bg;
+      border-bottom-color: $popover-arrow-color;
     }
 
-    // This will remove the popover-title's border just below the arrow
-    .popover-title::before {
+    // This will remove the popover-header's border just below the arrow
+    .popover-header::before {
       position: absolute;
       top: 0;
       left: 50%;
@@ -98,42 +129,58 @@
       width: 20px;
       margin-left: -10px;
       content: "";
-      border-bottom: 1px solid $popover-title-bg;
+      border-bottom: 1px solid $popover-header-bg;
     }
   }
 
-  &.popover-left,
-  &.bs-tether-element-attached-right {
-    margin-left: -$popover-arrow-width;
+  &.bs-popover-left {
+    margin-right: $popover-arrow-width;
 
-    &::before,
-    &::after {
-      top: 50%;
+    .arrow {
+      right: 0;
+    }
+
+    .arrow::before,
+    .arrow::after {
+      margin-top: -($popover-arrow-outer-width - 3);
       border-right-width: 0;
     }
 
-    &::before {
+    .arrow::before {
       right: -$popover-arrow-outer-width;
-      margin-top: -$popover-arrow-outer-width;
       border-left-color: $popover-arrow-outer-color;
     }
 
-    &::after {
+    .arrow::after {
       right: -($popover-arrow-outer-width - 1);
-      margin-top: -($popover-arrow-outer-width - 1);
       border-left-color: $popover-arrow-color;
     }
   }
+  &.bs-popover-auto {
+    &[x-placement^="top"] {
+      @extend .bs-popover-top;
+    }
+    &[x-placement^="right"] {
+      @extend .bs-popover-right;
+    }
+    &[x-placement^="bottom"] {
+      @extend .bs-popover-bottom;
+    }
+    &[x-placement^="left"] {
+      @extend .bs-popover-left;
+    }
+  }
 }
 
 
 // Offset the popover to account for the popover arrow
-.popover-title {
-  padding: $popover-title-padding-y $popover-title-padding-x;
+.popover-header {
+  padding: $popover-header-padding-y $popover-header-padding-x;
   margin-bottom: 0; // Reset the default from Reboot
   font-size: $font-size-base;
-  background-color: $popover-title-bg;
-  border-bottom: $popover-border-width solid darken($popover-title-bg, 5%);
+  color: $popover-header-color;
+  background-color: $popover-header-bg;
+  border-bottom: $popover-border-width solid darken($popover-header-bg, 5%);
   $offset-border-width: calc(#{$border-radius-lg} - #{$popover-border-width});
   @include border-top-radius($offset-border-width);
 
@@ -142,30 +189,7 @@
   }
 }
 
-.popover-content {
-  padding: $popover-content-padding-y $popover-content-padding-x;
-}
-
-
-// Arrows
-//
-// .popover-arrow is outer, .popover-arrow::after is inner
-
-.popover::before,
-.popover::after {
-  position: absolute;
-  display: block;
-  width: 0;
-  height: 0;
-  border-color: transparent;
-  border-style: solid;
-}
-
-.popover::before {
-  content: "";
-  border-width: $popover-arrow-outer-width;
-}
-.popover::after {
-  content: "";
-  border-width: $popover-arrow-width;
+.popover-body {
+  padding: $popover-body-padding-y $popover-body-padding-x;
+  color: $popover-body-color;
 }
diff --git a/src/sass/bootstrap4/_print.scss b/src/sass/bootstrap4/_print.scss
index e20219a..7f8d990 100644
--- a/src/sass/bootstrap4/_print.scss
+++ b/src/sass/bootstrap4/_print.scss
@@ -12,15 +12,7 @@
   @media print {
     *,
     *::before,
-    *::after,
-    p::first-letter,
-    div::first-letter,
-    blockquote::first-letter,
-    li::first-letter,
-    p::first-line,
-    div::first-line,
-    blockquote::first-line,
-    li::first-line {
+    *::after {
       // Bootstrap specific; comment out `color` and `background`
       //color: #000 !important; // Black prints faster:
                                 //   http://www.sanbeiji.com/archives/953
diff --git a/src/sass/bootstrap4/_progress.scss b/src/sass/bootstrap4/_progress.scss
index 02e4c3b..efbb440 100644
--- a/src/sass/bootstrap4/_progress.scss
+++ b/src/sass/bootstrap4/_progress.scss
@@ -1,32 +1,30 @@
-// Progress animations
 @keyframes progress-bar-stripes {
   from { background-position: $progress-height 0; }
   to { background-position: 0 0; }
 }
 
-// Basic progress bar
 .progress {
   display: flex;
+  height: $progress-height;
   overflow: hidden; // force rounded corners by cropping it
   font-size: $progress-font-size;
-  line-height: $progress-height;
-  text-align: center;
   background-color: $progress-bg;
   @include border-radius($progress-border-radius);
 }
+
 .progress-bar {
-  height: $progress-height;
+  display: flex;
+  align-items: center;
+  justify-content: center;
   color: $progress-bar-color;
   background-color: $progress-bar-bg;
 }
 
-// Striped
 .progress-bar-striped {
   @include gradient-striped();
   background-size: $progress-height $progress-height;
 }
 
-// Animated
 .progress-bar-animated {
   animation: progress-bar-stripes $progress-bar-animation-timing;
 }
diff --git a/src/sass/bootstrap4/_reboot.scss b/src/sass/bootstrap4/_reboot.scss
index 557829f..e411e92 100644
--- a/src/sass/bootstrap4/_reboot.scss
+++ b/src/sass/bootstrap4/_reboot.scss
@@ -1,86 +1,64 @@
-// scss-lint:disable QualifyingElement, DuplicateProperty
+// scss-lint:disable QualifyingElement, DuplicateProperty, VendorPrefix
 
 // Reboot
 //
-// Global resets to common HTML elements and more for easier usage by Bootstrap.
-// Adds additional rules on top of Normalize.css, including several overrides.
+// Normalization of HTML elements, manually forked from Normalize.css to remove
+// styles targeting irrelevant browsers while applying new styles.
+//
+// Normalize is licensed MIT. https://github.com/necolas/normalize.css
 
 
-// Reset the box-sizing
+// Document
 //
-// Change from `box-sizing: content-box` to `border-box` so that when you add
-// `padding` or `border`s to an element, the overall declared `width` does not
-// change. For example, `width: 100px;` will always be `100px` despite the
-// `border: 10px solid red;` and `padding: 20px;`.
-//
-// Heads up! This reset may cause conflicts with some third-party widgets. For
-// recommendations on resolving such conflicts, see
-// https://getbootstrap.com/getting-started/#third-box-sizing.
-//
-// Credit: https://css-tricks.com/inheriting-box-sizing-probably-slightly-better-best-practice/
-
-html {
-  box-sizing: border-box;
-}
+// 1. Change from `box-sizing: content-box` so that `width` is not affected by `padding` or `border`.
+// 2. Change the default font family in all browsers.
+// 3. Correct the line height in all browsers.
+// 4. Prevent adjustments of font size after orientation changes in IE on Windows Phone and in iOS.
+// 5. Setting @viewport causes scrollbars to overlap content in IE11 and Edge, so
+//    we force a non-overlapping, non-auto-hiding scrollbar to counteract.
+// 6. Change the default tap highlight to be completely transparent in iOS.
 
 *,
 *::before,
 *::after {
-  box-sizing: inherit;
+  box-sizing: border-box; // 1
 }
 
+html {
+  font-family: sans-serif; // 2
+  line-height: 1.15; // 3
+  -webkit-text-size-adjust: 100%; // 4
+  -ms-text-size-adjust: 100%; // 4
+  -ms-overflow-style: scrollbar; // 5
+  -webkit-tap-highlight-color: rgba(0,0,0,0); // 6
+}
 
-// Make viewport responsive
-//
-// @viewport is needed because IE 10+ doesn't honor <meta name="viewport"> in
-// some cases. See https://timkadlec.com/2012/10/ie10-snap-mode-and-responsive-design/.
-// Eventually @viewport will replace <meta name="viewport">.
-//
-// However, `device-width` is broken on IE 10 on Windows (Phone) 8,
-// (see https://timkadlec.com/2013/01/windows-phone-8-and-device-width/ and https://github.com/twbs/bootstrap/issues/10497)
-// and the fix for that involves a snippet of JavaScript to sniff the user agent
-// and apply some conditional CSS.
-//
-// See https://getbootstrap.com/getting-started/#support-ie10-width for the relevant hack.
-//
-// Wrap `@viewport` with `@at-root` for when folks do a nested import (e.g.,
-// `.class-name { @import "bootstrap"; }`).
+// IE10+ doesn't honor `<meta name="viewport">` in some cases.
 @at-root {
   @-ms-viewport { width: device-width; }
 }
 
-
-//
-// Reset HTML, body, and more
-//
-
-html {
-  // We assume no initial pixel `font-size` for accessibility reasons. This
-  // allows web visitors to customize their browser default font-size, making
-  // your project more inclusive and accessible to everyone.
-
-  // As a side-effect of setting the @viewport above,
-  // IE11 & Edge make the scrollbar overlap the content and automatically hide itself when not in use.
-  // Unfortunately, the auto-showing of the scrollbar is sometimes too sensitive,
-  // thus making it hard to click on stuff near the right edge of the page.
-  // So we add this style to force IE11 & Edge to use a "normal", non-overlapping, non-auto-hiding scrollbar.
-  // See https://github.com/twbs/bootstrap/issues/18543
-  // and https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/7165383/
-  -ms-overflow-style: scrollbar;
-
-  // Changes the default tap highlight to be completely transparent in iOS.
-  -webkit-tap-highlight-color: rgba(0,0,0,0);
+// Shim for "new" HTML5 structural elements to display correctly (IE10, older browsers)
+article, aside, dialog, figcaption, figure, footer, header, hgroup, main, nav, section {
+  display: block;
 }
 
+// Body
+//
+// 1. Remove the margin in all browsers.
+// 2. As a best practice, apply a default `background-color`.
+// 3. Set an explicit initial text-align value so that we can later use the
+//    the `inherit` value on things like `<th>` elements.
+
 body {
+  margin: 0; // 1
   font-family: $font-family-base;
   font-size: $font-size-base;
   font-weight: $font-weight-base;
   line-height: $line-height-base;
-  // Go easy on the eyes and use something other than `#000` for text
   color: $body-color;
-  // By default, `<body>` has no `background-color` so we set one as a best practice.
-  background-color: $body-bg;
+  text-align: left; // 3
+  background-color: $body-bg; // 2
 }
 
 // Suppress the focus outline on elements that cannot be accessed via keyboard.
@@ -93,6 +71,18 @@ body {
 }
 
 
+// Content grouping
+//
+// 1. Add the correct box sizing in Firefox.
+// 2. Show the overflow in Edge and IE.
+
+hr {
+  box-sizing: content-box; // 1
+  height: 0; // 1
+  overflow: visible; // 2
+}
+
+
 //
 // Typography
 //
@@ -112,14 +102,22 @@ h1, h2, h3, h4, h5, h6 {
 // bottom margin to use `rem` units instead of `em`.
 p {
   margin-top: 0;
-  margin-bottom: 1rem;
+  margin-bottom: $paragraph-margin-bottom;
 }
 
 // Abbreviations
+//
+// 1. Remove the bottom border in Firefox 39-.
+// 2. Add the correct text decoration in Chrome, Edge, IE, Opera, and Safari.
+// 3. Add explicit cursor to indicate changed behavior.
+// 4. Duplicate behavior to the data-* attribute for our tooltip plugin
+
 abbr[title],
-// Add data-* attribute to help out our tooltip plugin, per https://github.com/twbs/bootstrap/issues/5257
-abbr[data-original-title] {
-  cursor: help;
+abbr[data-original-title] { // 4
+  text-decoration: underline; // 2
+  text-decoration: underline dotted; // 2
+  cursor: help; // 3
+  border-bottom: 0; // 1
 }
 
 address {
@@ -155,6 +153,35 @@ blockquote {
   margin: 0 0 1rem;
 }
 
+dfn {
+  font-style: italic; // Add the correct font style in Android 4.3-
+}
+
+b,
+strong {
+  font-weight: bolder; // Add the correct font weight in Chrome, Edge, and Safari
+}
+
+small {
+  font-size: 80%; // Add the correct font size in all browsers
+}
+
+//
+// Prevent `sub` and `sup` elements from affecting the line height in
+// all browsers.
+//
+
+sub,
+sup {
+  position: relative;
+  font-size: 75%;
+  line-height: 0;
+  vertical-align: baseline;
+}
+
+sub { bottom: -.25em; }
+sup { top: -.5em; }
+
 
 //
 // Links
@@ -163,8 +190,10 @@ blockquote {
 a {
   color: $link-color;
   text-decoration: $link-decoration;
+  background-color: transparent; // Remove the gray background on active links in IE 10.
+  -webkit-text-decoration-skip: objects; // Remove gaps in links underline in iOS 8+ and Safari 8+.
 
-  @include hover-focus {
+  @include hover {
     color: $link-hover-color;
     text-decoration: $link-hover-decoration;
   }
@@ -195,12 +224,20 @@ a:not([href]):not([tabindex]) {
 // Code
 //
 
+pre,
+code,
+kbd,
+samp {
+  font-family: monospace, monospace; // Correct the inheritance and scaling of font size in all browsers.
+  font-size: 1em; // Correct the odd `em` font sizing in all browsers.
+}
+
 pre {
   // Remove browser default top margin
   margin-top: 0;
   // Reset browser default of `1em` to use `rem`s
   margin-bottom: 1rem;
-  // Normalize v4 removed this property, causing `<pre>` content to break out of wrapping code snippets
+  // Don't allow content to break outside
   overflow: auto;
 }
 
@@ -210,33 +247,22 @@ pre {
 //
 
 figure {
-  // Normalize adds `margin` to `figure`s as browsers apply it inconsistently.
-  // We reset that to create a better flow in-page.
+  // Apply a consistent margin strategy (matches our type styles).
   margin: 0 0 1rem;
 }
 
 
 //
-// Images
+// Images and content
 //
 
 img {
-  // By default, `<img>`s are `inline-block`. This assumes that, and vertically
-  // centers them. This won't apply should you reset them to `block` level.
   vertical-align: middle;
-  // Note: `<img>`s are deliberately not made responsive by default.
-  // For the rationale behind this, see the comments on the `.img-fluid` class.
+  border-style: none; // Remove the border on images inside links in IE 10-.
 }
 
-
-// iOS "clickable elements" fix for role="button"
-//
-// Fixes "clickability" issue (and more generally, the firing of events such as focus as well)
-// for traditionally non-focusable elements with role="button"
-// see https://developer.mozilla.org/en-US/docs/Web/Events/click#Safari_Mobile
-
-[role="button"] {
-  cursor: pointer;
+svg:not(:root) {
+  overflow: hidden; // Hide the overflow in IE
 }
 
 
@@ -268,10 +294,7 @@ textarea {
 //
 
 table {
-  // No longer part of Normalize since v4
-  border-collapse: collapse;
-  // Reset for nesting within parents with `background-color`.
-  background-color: $table-bg;
+  border-collapse: collapse; // Prevent double borders
 }
 
 caption {
@@ -283,8 +306,9 @@ caption {
 }
 
 th {
-  // Centered by default, but left-align-ed to match the `td`s below.
-  text-align: left;
+  // Matches default `<td>` alignment by inheriting from the `<body>`, or the
+  // closest parent with a set `text-align`.
+  text-align: inherit;
 }
 
 
@@ -310,20 +334,47 @@ button:focus {
 input,
 button,
 select,
+optgroup,
 textarea {
-  // Normalize includes `font: inherit;`, so `font-family`. `font-size`, etc are
-  // properly inherited. However, `line-height` isn't inherited there.
+  margin: 0; // Remove the margin in Firefox and Safari
+  font-family: inherit;
+  font-size: inherit;
   line-height: inherit;
 }
 
+button,
+input {
+  overflow: visible; // Show the overflow in Edge
+}
+
+button,
+select {
+  text-transform: none; // Remove the inheritance of text transform in Firefox
+}
+
+// 1. Prevent a WebKit bug where (2) destroys native `audio` and `video`
+//    controls in Android 4.
+// 2. Correct the inability to style clickable types in iOS and Safari.
+button,
+html [type="button"], // 1
+[type="reset"],
+[type="submit"] {
+  -webkit-appearance: button; // 2
+}
+
+// Remove inner border and padding from Firefox, but don't restore the outline like Normalize.
+button::-moz-focus-inner,
+[type="button"]::-moz-focus-inner,
+[type="reset"]::-moz-focus-inner,
+[type="submit"]::-moz-focus-inner {
+  padding: 0;
+  border-style: none;
+}
+
 input[type="radio"],
 input[type="checkbox"] {
-  // Apply a disabled cursor for radios and checkboxes.
-  //
-  // Note: Neither radios nor checkboxes can be readonly.
-  &:disabled {
-    cursor: $cursor-disabled;
-  }
+  box-sizing: border-box; // 1. Add the correct box sizing in IE 10-
+  padding: 0; // 2. Remove the padding in IE 10-
 }
 
 
@@ -340,6 +391,7 @@ input[type="month"] {
 }
 
 textarea {
+  overflow: auto; // Remove the default vertical scrollbar in IE.
   // Textareas should really only resize vertically so they don't break their (horizontal) containers.
   resize: vertical;
 }
@@ -357,33 +409,76 @@ fieldset {
   border: 0;
 }
 
+// 1. Correct the text wrapping in Edge and IE.
+// 2. Correct the color inheritance from `fieldset` elements in IE.
 legend {
-  // Reset the entire legend element to match the `fieldset`
   display: block;
   width: 100%;
+  max-width: 100%; // 1
   padding: 0;
   margin-bottom: .5rem;
   font-size: 1.5rem;
   line-height: inherit;
+  color: inherit; // 2
+  white-space: normal; // 1
 }
 
-input[type="search"] {
+progress {
+  vertical-align: baseline; // Add the correct vertical alignment in Chrome, Firefox, and Opera.
+}
+
+// Correct the cursor style of increment and decrement buttons in Chrome.
+[type="number"]::-webkit-inner-spin-button,
+[type="number"]::-webkit-outer-spin-button {
+  height: auto;
+}
+
+[type="search"] {
   // This overrides the extra rounded corners on search inputs in iOS so that our
   // `.form-control` class can properly style them. Note that this cannot simply
   // be added to `.form-control` as it's not specific enough. For details, see
   // https://github.com/twbs/bootstrap/issues/11586.
+  outline-offset: -2px; // 2. Correct the outline style in Safari.
   -webkit-appearance: none;
 }
 
-// todo: needed?
+//
+// Remove the inner padding and cancel buttons in Chrome and Safari on macOS.
+//
+
+[type="search"]::-webkit-search-cancel-button,
+[type="search"]::-webkit-search-decoration {
+  -webkit-appearance: none;
+}
+
+//
+// 1. Correct the inability to style clickable types in iOS and Safari.
+// 2. Change font properties to `inherit` in Safari.
+//
+
+::-webkit-file-upload-button {
+  font: inherit; // 2
+  -webkit-appearance: button; // 1
+}
+
+//
+// Correct element displays
+//
+
 output {
   display: inline-block;
-//  font-size: $font-size-base;
-//  line-height: $line-height;
-//  color: $input-color;
+}
+
+summary {
+  display: list-item; // Add the correct display in all browsers
+}
+
+template {
+  display: none; // Add the correct display in IE
 }
 
 // Always hide an element with the `hidden` HTML attribute (from PureCSS).
+// Needed for proper display in IE 10-.
 [hidden] {
   display: none !important;
 }
diff --git a/src/sass/bootstrap4/_tables.scss b/src/sass/bootstrap4/_tables.scss
index 47be2c5..a652d17 100644
--- a/src/sass/bootstrap4/_tables.scss
+++ b/src/sass/bootstrap4/_tables.scss
@@ -6,6 +6,7 @@
   width: 100%;
   max-width: 100%;
   margin-bottom: $spacer;
+  background-color: $table-bg; // Reset for nesting within parents with `background-color`.
 
   th,
   td {
@@ -36,7 +37,7 @@
 .table-sm {
   th,
   td {
-    padding: $table-sm-cell-padding;
+    padding: $table-cell-padding-sm;
   }
 }
 
@@ -68,7 +69,7 @@
 
 .table-striped {
   tbody tr:nth-of-type(odd) {
-    background-color: $table-bg-accent;
+    background-color: $table-accent-bg;
   }
 }
 
@@ -80,7 +81,7 @@
 .table-hover {
   tbody tr {
     @include hover {
-      background-color: $table-bg-hover;
+      background-color: $table-hover-bg;
     }
   }
 }
@@ -91,12 +92,11 @@
 // Exact selectors below required to override `.table-striped` and prevent
 // inheritance to nested tables.
 
-// Generate the contextual variants
-@include table-row-variant(active, $table-bg-active);
-@include table-row-variant(success, $state-success-bg);
-@include table-row-variant(info, $state-info-bg);
-@include table-row-variant(warning, $state-warning-bg);
-@include table-row-variant(danger, $state-danger-bg);
+@each $color, $value in $theme-colors {
+  @include table-row-variant($color, theme-color-level($color, -9));
+}
+
+@include table-row-variant(active, $table-active-bg);
 
 
 // Inverse styles
@@ -124,14 +124,27 @@
   th,
   td,
   thead th {
-    border-color: $body-bg;
+    border-color: $table-inverse-border-color;
   }
 
   &.table-bordered {
     border: 0;
   }
-}
 
+  &.table-striped {
+    tbody tr:nth-of-type(odd) {
+      background-color: $table-inverse-accent-bg;
+    }
+  }
+
+  &.table-hover {
+    tbody tr {
+      @include hover {
+        background-color: $table-inverse-hover-bg;
+      }
+    }
+  }
+}
 
 
 // Responsive tables
@@ -141,13 +154,15 @@
 // will display normally.
 
 .table-responsive {
-  display: block;
-  width: 100%;
-  overflow-x: auto;
-  -ms-overflow-style: -ms-autohiding-scrollbar; // See https://github.com/twbs/bootstrap/pull/10057
+  @include media-breakpoint-down(md) {
+    display: block;
+    width: 100%;
+    overflow-x: auto;
+    -ms-overflow-style: -ms-autohiding-scrollbar; // See https://github.com/twbs/bootstrap/pull/10057
 
-  // Prevent double border on horizontal scroll due to use of `display: block;`
-  &.table-bordered {
-    border: 0;
+    // Prevent double border on horizontal scroll due to use of `display: block;`
+    &.table-bordered {
+      border: 0;
+    }
   }
 }
diff --git a/src/sass/bootstrap4/_tooltip.scss b/src/sass/bootstrap4/_tooltip.scss
index 24e198d..fe97fbb 100644
--- a/src/sass/bootstrap4/_tooltip.scss
+++ b/src/sass/bootstrap4/_tooltip.scss
@@ -3,6 +3,7 @@
   position: absolute;
   z-index: $zindex-tooltip;
   display: block;
+  margin: $tooltip-margin;
   // Our parent element can be arbitrary since tooltips are by default inserted as a sibling of their target element.
   // So reset our font and text properties to avoid inheriting weird values.
   @include reset-text();
@@ -13,62 +14,86 @@
 
   &.show { opacity: $tooltip-opacity; }
 
-  &.tooltip-top,
-  &.bs-tether-element-attached-bottom {
-    padding: $tooltip-arrow-width 0;
-    margin-top: -$tooltip-margin;
+  .arrow {
+    position: absolute;
+    display: block;
+    width: $tooltip-arrow-width;
+    height: $tooltip-arrow-height;
+  }
 
-    .tooltip-inner::before {
+  &.bs-tooltip-top {
+    padding: $tooltip-arrow-width 0;
+    .arrow {
       bottom: 0;
-      left: 50%;
-      margin-left: -$tooltip-arrow-width;
+    }
+
+    .arrow::before {
+      margin-left: -($tooltip-arrow-width - 2);
       content: "";
       border-width: $tooltip-arrow-width $tooltip-arrow-width 0;
       border-top-color: $tooltip-arrow-color;
     }
   }
-  &.tooltip-right,
-  &.bs-tether-element-attached-left {
+  &.bs-tooltip-right {
     padding: 0 $tooltip-arrow-width;
-    margin-left: $tooltip-margin;
-
-    .tooltip-inner::before {
-      top: 50%;
+    .arrow {
       left: 0;
-      margin-top: -$tooltip-arrow-width;
+    }
+
+    .arrow::before {
+      margin-top: -($tooltip-arrow-width - 2);
       content: "";
       border-width: $tooltip-arrow-width $tooltip-arrow-width $tooltip-arrow-width 0;
       border-right-color: $tooltip-arrow-color;
     }
   }
-  &.tooltip-bottom,
-  &.bs-tether-element-attached-top {
+  &.bs-tooltip-bottom {
     padding: $tooltip-arrow-width 0;
-    margin-top: $tooltip-margin;
-
-    .tooltip-inner::before {
+    .arrow {
       top: 0;
-      left: 50%;
-      margin-left: -$tooltip-arrow-width;
+    }
+
+    .arrow::before {
+      margin-left: -($tooltip-arrow-width - 2);
       content: "";
       border-width: 0 $tooltip-arrow-width $tooltip-arrow-width;
       border-bottom-color: $tooltip-arrow-color;
     }
   }
-  &.tooltip-left,
-  &.bs-tether-element-attached-right {
+  &.bs-tooltip-left {
     padding: 0 $tooltip-arrow-width;
-    margin-left: -$tooltip-margin;
-
-    .tooltip-inner::before {
-      top: 50%;
+    .arrow {
       right: 0;
-      margin-top: -$tooltip-arrow-width;
+    }
+
+    .arrow::before {
+      right: 0;
+      margin-top: -($tooltip-arrow-width - 2);
       content: "";
       border-width: $tooltip-arrow-width 0 $tooltip-arrow-width $tooltip-arrow-width;
       border-left-color: $tooltip-arrow-color;
     }
   }
+  &.bs-tooltip-auto {
+    &[x-placement^="top"] {
+      @extend .bs-tooltip-top;
+    }
+    &[x-placement^="right"] {
+      @extend .bs-tooltip-right;
+    }
+    &[x-placement^="bottom"] {
+      @extend .bs-tooltip-bottom;
+    }
+    &[x-placement^="left"] {
+      @extend .bs-tooltip-left;
+    }
+  }
+
+  .arrow::before {
+    position: absolute;
+    border-color: transparent;
+    border-style: solid;
+  }
 }
 
 // Wrapper for the tooltip content
@@ -79,12 +104,4 @@
   text-align: center;
   background-color: $tooltip-bg;
   @include border-radius($border-radius);
-
-  &::before {
-    position: absolute;
-    width: 0;
-    height: 0;
-    border-color: transparent;
-    border-style: solid;
-  }
 }
diff --git a/src/sass/bootstrap4/_type.scss b/src/sass/bootstrap4/_type.scss
index 13a64b0..8928341 100644
--- a/src/sass/bootstrap4/_type.scss
+++ b/src/sass/bootstrap4/_type.scss
@@ -11,12 +11,12 @@ h1, h2, h3, h4, h5, h6,
   color: $headings-color;
 }
 
-h1, .h1 { font-size: $font-size-h1; }
-h2, .h2 { font-size: $font-size-h2; }
-h3, .h3 { font-size: $font-size-h3; }
-h4, .h4 { font-size: $font-size-h4; }
-h5, .h5 { font-size: $font-size-h5; }
-h6, .h6 { font-size: $font-size-h6; }
+h1, .h1 { font-size: $h1-font-size; }
+h2, .h2 { font-size: $h2-font-size; }
+h3, .h3 { font-size: $h3-font-size; }
+h4, .h4 { font-size: $h4-font-size; }
+h5, .h5 { font-size: $h5-font-size; }
+h6, .h6 { font-size: $h6-font-size; }
 
 .lead {
   font-size: $lead-font-size;
@@ -51,8 +51,8 @@ h6, .h6 { font-size: $font-size-h6; }
 //
 
 hr {
-  margin-top: $spacer-y;
-  margin-bottom: $spacer-y;
+  margin-top: 1rem;
+  margin-bottom: 1rem;
   border: 0;
   border-top: $hr-border-width solid $hr-border-color;
 }
@@ -108,10 +108,8 @@ mark,
 
 // Blockquotes
 .blockquote {
-  padding: ($spacer / 2) $spacer;
   margin-bottom: $spacer;
   font-size: $blockquote-font-size;
-  border-left: $blockquote-border-width solid $blockquote-border-color;
 }
 
 .blockquote-footer {
@@ -123,21 +121,3 @@ mark,
     content: "\2014 \00A0"; // em dash, nbsp
   }
 }
-
-// Opposite alignment of blockquote
-.blockquote-reverse {
-  padding-right: $spacer;
-  padding-left: 0;
-  text-align: right;
-  border-right: $blockquote-border-width solid $blockquote-border-color;
-  border-left: 0;
-}
-
-.blockquote-reverse .blockquote-footer {
-  &::before {
-    content: "";
-  }
-  &::after {
-    content: "\00A0 \2014"; // nbsp, em dash
-  }
-}
diff --git a/src/sass/bootstrap4/_utilities.scss b/src/sass/bootstrap4/_utilities.scss
index 7d08ff2..7b2a1eb 100644
--- a/src/sass/bootstrap4/_utilities.scss
+++ b/src/sass/bootstrap4/_utilities.scss
@@ -3,6 +3,7 @@
 @import "utilities/borders";
 @import "utilities/clearfix";
 @import "utilities/display";
+@import "utilities/embed";
 @import "utilities/flex";
 @import "utilities/float";
 @import "utilities/position";
diff --git a/src/sass/bootstrap4/_variables.scss b/src/sass/bootstrap4/_variables.scss
index 36dc429..4b3299c 100644
--- a/src/sass/bootstrap4/_variables.scss
+++ b/src/sass/bootstrap4/_variables.scss
@@ -2,15 +2,18 @@
 //
 // Copy settings from this file into the provided `_custom.scss` to override
 // the Bootstrap defaults without modifying key, versioned files.
-
+//
+// Variables should follow the `$component-state-property-size` formula for
+// consistent naming. Ex: $nav-link-disabled-color and $modal-content-box-shadow-xs.
 
 // Table of Contents
 //
-// Colors
+// Color system
 // Options
 // Spacing
 // Body
 // Links
+// Paragraphs
 // Grid breakpoints
 // Grid containers
 // Grid columns
@@ -21,8 +24,8 @@
 // Forms
 // Dropdowns
 // Z-index master list
-// Navbar
 // Navs
+// Navbar
 // Pagination
 // Jumbotron
 // Form states and alerts
@@ -41,82 +44,75 @@
 // Close
 // Code
 
-@mixin _assert-ascending($map, $map-name) {
-  $prev-key: null;
-  $prev-num: null;
-  @each $key, $num in $map {
-    @if $prev-num == null {
-      // Do nothing
-    } @else if not comparable($prev-num, $num) {
-      @warn "Potentially invalid value for #{$map-name}: This map must be in ascending order, but key '#{$key}' has value #{$num} whose unit makes it incomparable to #{$prev-num}, the value of the previous key '#{$prev-key}' !";
-    } @else if $prev-num >= $num {
-      @warn "Invalid value for #{$map-name}: This map must be in ascending order, but key '#{$key}' has value #{$num} which isn't greater than #{$prev-num}, the value of the previous key '#{$prev-key}' !";
-    }
-    $prev-key: $key;
-    $prev-num: $num;
-  }
-}
 
-// Replace `$search` with `$replace` in `$string`
-// @author Hugo Giraudel
-// @param {String} $string - Initial string
-// @param {String} $search - Substring to replace
-// @param {String} $replace ('') - New value
-// @return {String} - Updated string
-@function str-replace($string, $search, $replace: "") {
-  $index: str-index($string, $search);
-
-  @if $index {
-    @return str-slice($string, 1, $index - 1) + $replace + str-replace(str-slice($string, $index + str-length($search)), $search, $replace);
-  }
-
-  @return $string;
-}
-
-@mixin _assert-starts-at-zero($map) {
-  $values: map-values($map);
-  $first-value: nth($values, 1);
-  @if $first-value != 0 {
-    @warn "First breakpoint in `$grid-breakpoints` must start at 0, but starts at #{$first-value}.";
-  }
-}
-
-
-// General variable structure
 //
-// Variable format should follow the `$component-modifier-state-property` order.
-
-
-// Colors
+// Color system
 //
-// Grayscale and brand colors for use across Bootstrap.
 
-// Start with assigning color names to specific hex values.
 $white:  #fff !default;
+$gray-100: #f8f9fa !default;
+$gray-200: #e9ecef !default;
+$gray-300: #dee2e6 !default;
+$gray-400: #ced4da !default;
+$gray-500: #adb5bd !default;
+$gray-600: #868e96 !default;
+$gray-700: #495057 !default;
+$gray-800: #343a40 !default;
+$gray-900: #212529 !default;
 $black:  #000 !default;
-$red:    #d9534f !default;
-$orange: #f0ad4e !default;
-$yellow: #ffd500 !default;
-$green:  #5cb85c !default;
-$blue:   #0275d8 !default;
-$teal:   #5bc0de !default;
-$pink:   #ff5b77 !default;
-$purple: #613d7c !default;
 
-// Create grayscale
-$gray-dark:                 #292b2c !default;
-$gray:                      #464a4c !default;
-$gray-light:                #636c72 !default;
-$gray-lighter:              #eceeef !default;
-$gray-lightest:             #f7f7f9 !default;
+$grays: (
+  100: $gray-100,
+  200: $gray-200,
+  300: $gray-300,
+  400: $gray-400,
+  500: $gray-500,
+  600: $gray-600,
+  700: $gray-700,
+  800: $gray-800,
+  900: $gray-900
+) !default;
 
-// Reassign color vars to semantic color scheme
-$brand-primary:             $blue !default;
-$brand-success:             $green !default;
-$brand-info:                $teal !default;
-$brand-warning:             $orange !default;
-$brand-danger:              $red !default;
-$brand-inverse:             $gray-dark !default;
+$blue:    #007bff !default;
+$indigo:  #6610f2 !default;
+$purple:  #6f42c1 !default;
+$pink:    #e83e8c !default;
+$red:     #dc3545 !default;
+$orange:  #fd7e14 !default;
+$yellow:  #ffc107 !default;
+$green:   #28a745 !default;
+$teal:    #20c997 !default;
+$cyan:    #17a2b8 !default;
+
+$colors: (
+  blue: $blue,
+  indigo: $indigo,
+  purple: $purple,
+  pink: $pink,
+  red: $red,
+  orange: $orange,
+  yellow: $yellow,
+  green: $green,
+  teal: $teal,
+  cyan: $cyan,
+  white: $white,
+  gray: $gray-600,
+  gray-dark: $gray-800
+) !default;
+
+$theme-colors: (
+  primary: $blue,
+  secondary: $gray-600,
+  success: $green,
+  info: $cyan,
+  warning: $yellow,
+  danger: $red,
+  light: $gray-100,
+  dark: $gray-800
+) !default;
+
+// Set a specific jump point for requesting color jumps
+$theme-color-interval: 8% !default;
 
 
 // Options
@@ -138,36 +134,15 @@ $enable-print-styles:       true !default;
 // variables. Mostly focused on spacing.
 // You can add more entries to the $spacers map, should you need more variation.
 
-$spacer:   1rem !default;
-$spacer-x: $spacer !default;
-$spacer-y: $spacer !default;
+$spacer: 1rem !default;
 $spacers: (
-  0: (
-    x: 0,
-    y: 0
-  ),
-  1: (
-    x: ($spacer-x * .25),
-    y: ($spacer-y * .25)
-  ),
-  2: (
-    x: ($spacer-x * .5),
-    y: ($spacer-y * .5)
-  ),
-  3: (
-    x: $spacer-x,
-    y: $spacer-y
-  ),
-  4: (
-    x: ($spacer-x * 1.5),
-    y: ($spacer-y * 1.5)
-  ),
-  5: (
-    x: ($spacer-x * 3),
-    y: ($spacer-y * 3)
-  )
+  0: 0,
+  1: ($spacer * .25),
+  2: ($spacer * .5),
+  3: $spacer,
+  4: ($spacer * 1.5),
+  5: ($spacer * 3)
 ) !default;
-$border-width: 1px !default;
 
 // This variable affects the `.h-*` and `.w-*` classes.
 $sizes: (
@@ -182,20 +157,23 @@ $sizes: (
 // Settings for the `<body>` element.
 
 $body-bg:       $white !default;
-$body-color:    $gray-dark !default;
-$inverse-bg:    $gray-dark !default;
-$inverse-color: $gray-lighter !default;
-
+$body-color:    $gray-900 !default;
 
 // Links
 //
 // Style anchor elements.
 
-$link-color:            $brand-primary !default;
+$link-color:            theme-color("primary") !default;
 $link-decoration:       none !default;
 $link-hover-color:      darken($link-color, 15%) !default;
 $link-hover-decoration: underline !default;
 
+// Paragraphs
+//
+// Style p element.
+
+$paragraph-margin-bottom: 1rem;
+
 
 // Grid breakpoints
 //
@@ -230,42 +208,58 @@ $container-max-widths: (
 //
 // Set the number of columns and specify the width of the gutters.
 
-$grid-columns:               12 !default;
-$grid-gutter-width-base:     30px !default;
-$grid-gutter-widths: (
-  xs: $grid-gutter-width-base,
-  sm: $grid-gutter-width-base,
-  md: $grid-gutter-width-base,
-  lg: $grid-gutter-width-base,
-  xl: $grid-gutter-width-base
-) !default;
+$grid-columns: 12 !default;
+$grid-gutter-width: 30px !default;
+
+// Components
+//
+// Define common padding and border radius sizes and more.
+
+$line-height-lg:         1.5 !default;
+$line-height-sm:         1.5 !default;
+
+$border-width: 1px !default;
+$border-color: $gray-200 !default;
+
+$border-radius:          .25rem !default;
+$border-radius-lg:       .3rem !default;
+$border-radius-sm:       .2rem !default;
+
+$component-active-color: $white !default;
+$component-active-bg:    theme-color("primary") !default;
+
+$caret-width:            .3em !default;
+
+$transition-base:        all .2s ease-in-out !default;
+$transition-fade:        opacity .15s linear !default;
+$transition-collapse:    height .35s ease !default;
+
 
 // Fonts
 //
 // Font, line-height, and color for body text, headings, and more.
 
-$font-family-sans-serif: -apple-system, system-ui, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif !default;
-$font-family-serif:      Georgia, "Times New Roman", Times, serif !default;
-$font-family-monospace:  Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace !default;
+$font-family-sans-serif: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol" !default;
+$font-family-monospace:  "SFMono-Regular", Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace !default;
 $font-family-base:       $font-family-sans-serif !default;
 
 $font-size-base: 1rem !default; // Assumes the browser default, typically `16px`
 $font-size-lg:   1.25rem !default;
 $font-size-sm:   .875rem !default;
-$font-size-xs:   .75rem !default;
 
+$font-weight-light: 300 !default;
 $font-weight-normal: normal !default;
 $font-weight-bold: bold !default;
 
 $font-weight-base: $font-weight-normal !default;
 $line-height-base: 1.5 !default;
 
-$font-size-h1: 2.5rem !default;
-$font-size-h2: 2rem !default;
-$font-size-h3: 1.75rem !default;
-$font-size-h4: 1.5rem !default;
-$font-size-h5: 1.25rem !default;
-$font-size-h6: 1rem !default;
+$h1-font-size: 2.5rem !default;
+$h2-font-size: 2rem !default;
+$h3-font-size: 1.75rem !default;
+$h4-font-size: 1.5rem !default;
+$h5-font-size: 1.25rem !default;
+$h6-font-size: 1rem !default;
 
 $headings-margin-bottom: ($spacer / 2) !default;
 $headings-font-family:   inherit !default;
@@ -289,14 +283,10 @@ $lead-font-weight: 300 !default;
 
 $small-font-size: 80% !default;
 
-$text-muted: $gray-light !default;
+$text-muted: $gray-600 !default;
 
-$abbr-border-color: $gray-light !default;
-
-$blockquote-small-color:  $gray-light !default;
+$blockquote-small-color:  $gray-600 !default;
 $blockquote-font-size:    ($font-size-base * 1.25) !default;
-$blockquote-border-color: $gray-lighter !default;
-$blockquote-border-width: .25rem !default;
 
 $hr-border-color: rgba($black,.1) !default;
 $hr-border-width: $border-width !default;
@@ -310,26 +300,7 @@ $nested-kbd-font-weight: $font-weight-bold !default;
 
 $list-inline-padding: 5px !default;
 
-
-// Components
-//
-// Define common padding and border radius sizes and more.
-
-$line-height-lg:         (4 / 3) !default;
-$line-height-sm:         1.5 !default;
-
-$border-radius:          .25rem !default;
-$border-radius-lg:       .3rem !default;
-$border-radius-sm:       .2rem !default;
-
-$component-active-color: $white !default;
-$component-active-bg:    $brand-primary !default;
-
-$caret-width:            .3em !default;
-
-$transition-base:        all .2s ease-in-out !default;
-$transition-fade:        opacity .15s linear !default;
-$transition-collapse:    height .35s ease !default;
+$mark-bg: #fcf8e3 !default;
 
 
 // Tables
@@ -337,89 +308,65 @@ $transition-collapse:    height .35s ease !default;
 // Customizes the `.table` component with basic values, each used across all table variations.
 
 $table-cell-padding:            .75rem !default;
-$table-sm-cell-padding:         .3rem !default;
+$table-cell-padding-sm:         .3rem !default;
 
 $table-bg:                      transparent !default;
-
-$table-inverse-bg:              $gray-dark !default;
-$table-inverse-color:           $body-bg !default;
-
-$table-bg-accent:               rgba($black,.05) !default;
-$table-bg-hover:                rgba($black,.075) !default;
-$table-bg-active:               $table-bg-hover !default;
-
-$table-head-bg:                 $gray-lighter !default;
-$table-head-color:              $gray !default;
+$table-accent-bg:               rgba($black,.05) !default;
+$table-hover-bg:                rgba($black,.075) !default;
+$table-active-bg:               $table-hover-bg !default;
 
 $table-border-width:            $border-width !default;
-$table-border-color:            $gray-lighter !default;
+$table-border-color:            $gray-200 !default;
+
+$table-head-bg:                 $gray-200 !default;
+$table-head-color:              $gray-700 !default;
+
+$table-inverse-bg:              $gray-900 !default;
+$table-inverse-accent-bg:       rgba($white, .05) !default;
+$table-inverse-hover-bg:        rgba($white, .075) !default;
+$table-inverse-border-color:    lighten($gray-900, 7.5%) !default;
+$table-inverse-color:           $body-bg !default;
 
 
 // Buttons
 //
 // For each of Bootstrap's buttons, define text, background and border color.
 
-$btn-padding-x:                  1rem !default;
-$btn-padding-y:                  .5rem !default;
-$btn-line-height:                1.25 !default;
+$input-btn-padding-y:       .5rem !default;
+$input-btn-padding-x:       .75rem !default;
+$input-btn-line-height:     1.25 !default;
+
+$input-btn-padding-y-sm:    .25rem !default;
+$input-btn-padding-x-sm:    .5rem !default;
+$input-btn-line-height-sm:  1.5 !default;
+
+$input-btn-padding-y-lg:    .5rem !default;
+$input-btn-padding-x-lg:    1rem !default;
+$input-btn-line-height-lg:  1.5 !default;
+
 $btn-font-weight:                $font-weight-normal !default;
 $btn-box-shadow:                 inset 0 1px 0 rgba($white,.15), 0 1px 1px rgba($black,.075) !default;
-$btn-focus-box-shadow:           0 0 0 2px rgba($brand-primary, .25) !default;
+$btn-focus-box-shadow:           0 0 0 3px rgba(theme-color("primary"), .25) !default;
 $btn-active-box-shadow:          inset 0 3px 5px rgba($black,.125) !default;
 
-$btn-primary-color:              $white !default;
-$btn-primary-bg:                 $brand-primary !default;
-$btn-primary-border:             $btn-primary-bg !default;
-
-$btn-secondary-color:            $gray-dark !default;
-$btn-secondary-bg:               $white !default;
-$btn-secondary-border:           #ccc !default;
-
-$btn-info-color:                 $white !default;
-$btn-info-bg:                    $brand-info !default;
-$btn-info-border:                $btn-info-bg !default;
-
-$btn-success-color:              $white !default;
-$btn-success-bg:                 $brand-success !default;
-$btn-success-border:             $btn-success-bg !default;
-
-$btn-warning-color:              $white !default;
-$btn-warning-bg:                 $brand-warning !default;
-$btn-warning-border:             $btn-warning-bg !default;
-
-$btn-danger-color:               $white !default;
-$btn-danger-bg:                  $brand-danger !default;
-$btn-danger-border:              $btn-danger-bg !default;
-
-$btn-link-disabled-color:        $gray-light !default;
-
-$btn-padding-x-sm:               .5rem !default;
-$btn-padding-y-sm:               .25rem !default;
-
-$btn-padding-x-lg:               1.5rem !default;
-$btn-padding-y-lg:               .75rem !default;
+$btn-link-disabled-color:        $gray-600 !default;
 
 $btn-block-spacing-y:            .5rem !default;
-$btn-toolbar-margin:             .5rem !default;
 
 // Allows for customizing button radius independently from global border radius
 $btn-border-radius:              $border-radius !default;
 $btn-border-radius-lg:           $border-radius-lg !default;
 $btn-border-radius-sm:           $border-radius-sm !default;
 
-$btn-transition:                 all .2s ease-in-out !default;
+$btn-transition:                 background-color .15s ease-in-out, border-color .15s ease-in-out, box-shadow .15s ease-in-out !default;
 
 
 // Forms
 
-$input-padding-x:                .75rem !default;
-$input-padding-y:                .5rem !default;
-$input-line-height:              1.25 !default;
-
 $input-bg:                       $white !default;
-$input-bg-disabled:              $gray-lighter !default;
+$input-disabled-bg:              $gray-200 !default;
 
-$input-color:                    $gray !default;
+$input-color:                    $gray-700 !default;
 $input-border-color:             rgba($black,.15) !default;
 $input-btn-border-width:         $border-width !default; // For form controls and buttons
 $input-box-shadow:               inset 0 1px 1px rgba($black,.075) !default;
@@ -428,27 +375,27 @@ $input-border-radius:            $border-radius !default;
 $input-border-radius-lg:         $border-radius-lg !default;
 $input-border-radius-sm:         $border-radius-sm !default;
 
-$input-bg-focus:                 $input-bg !default;
-$input-border-focus:             lighten($brand-primary, 25%) !default;
-$input-box-shadow-focus:         $input-box-shadow, rgba($input-border-focus, .6) !default;
-$input-color-focus:              $input-color !default;
+$input-focus-bg:                 $input-bg !default;
+$input-focus-border-color:       lighten(theme-color("primary"), 25%) !default;
+$input-focus-box-shadow:         $input-box-shadow, $btn-focus-box-shadow !default;
+$input-focus-color:              $input-color !default;
 
-$input-color-placeholder:        $gray-light !default;
+$input-placeholder-color:        $gray-600 !default;
 
-$input-padding-x-sm:             .5rem !default;
-$input-padding-y-sm:             .25rem !default;
+$input-height-border:           $input-btn-border-width * 2 !default;
 
-$input-padding-x-lg:             1.5rem !default;
-$input-padding-y-lg:             .75rem !default;
+$input-height-inner:            ($font-size-base * $input-btn-line-height) + ($input-btn-padding-y * 2) !default;
+$input-height:                  calc(#{$input-height-inner} + #{$input-height-border}) !default;
 
-$input-height:                   (($font-size-base * $input-line-height) + ($input-padding-y * 2)) !default;
-$input-height-lg:                (($font-size-lg * $line-height-lg) + ($input-padding-y-lg * 2)) !default;
-$input-height-sm:                (($font-size-sm * $line-height-sm) + ($input-padding-y-sm * 2)) !default;
+$input-height-inner-sm:         ($font-size-sm * $input-btn-line-height-sm) + ($input-btn-padding-y-sm * 2) !default;
+$input-height-sm:               calc(#{$input-height-inner-sm} + #{$input-height-border}) !default;
+
+$input-height-inner-lg:         ($font-size-lg * $input-btn-line-height-lg) + ($input-btn-padding-y-lg * 2) !default;
+$input-height-lg:               calc(#{$input-height-inner-lg} + #{$input-height-border}) !default;
 
 $input-transition:               border-color ease-in-out .15s, box-shadow ease-in-out .15s !default;
 
 $form-text-margin-top:     .25rem !default;
-$form-feedback-margin-top: $form-text-margin-top !default;
 
 $form-check-margin-bottom:  .5rem !default;
 $form-check-input-gutter:   1.25rem !default;
@@ -457,56 +404,55 @@ $form-check-input-margin-x: .25rem !default;
 
 $form-check-inline-margin-x: .75rem !default;
 
-$form-group-margin-bottom:       $spacer-y !default;
+$form-group-margin-bottom:       1rem !default;
 
-$input-group-addon-bg:           $gray-lighter !default;
+$input-group-addon-color:        $input-color !default;
+$input-group-addon-bg:           $gray-200 !default;
 $input-group-addon-border-color: $input-border-color !default;
-
-$cursor-disabled:                not-allowed !default;
+$input-group-btn-border-color:   $input-border-color !default;
 
 $custom-control-gutter:   1.5rem !default;
-$custom-control-spacer-x: 1rem !default;
 $custom-control-spacer-y: .25rem !default;
+$custom-control-spacer-x: 1rem !default;
 
 $custom-control-indicator-size:       1rem !default;
-$custom-control-indicator-margin-y:   (($line-height-base * 1rem) - $custom-control-indicator-size) / -2 !default;
 $custom-control-indicator-bg:         #ddd !default;
 $custom-control-indicator-bg-size:    50% 50% !default;
 $custom-control-indicator-box-shadow: inset 0 .25rem .25rem rgba($black,.1) !default;
 
-$custom-control-disabled-cursor:             $cursor-disabled !default;
-$custom-control-disabled-indicator-bg:       $gray-lighter !default;
-$custom-control-disabled-description-color:  $gray-light !default;
+$custom-control-indicator-disabled-bg:       $gray-200 !default;
+$custom-control-description-disabled-color:  $gray-600 !default;
 
-$custom-control-checked-indicator-color:      $white !default;
-$custom-control-checked-indicator-bg:         $brand-primary !default;
-$custom-control-checked-indicator-box-shadow: none !default;
+$custom-control-indicator-checked-color:      $white !default;
+$custom-control-indicator-checked-bg:         theme-color("primary") !default;
+$custom-control-indicator-checked-box-shadow: none !default;
 
-$custom-control-focus-indicator-box-shadow: 0 0 0 1px $body-bg, 0 0 0 3px $brand-primary !default;
+$custom-control-indicator-focus-box-shadow: 0 0 0 1px $body-bg, 0 0 0 3px theme-color("primary") !default;
 
-$custom-control-active-indicator-color:      $white !default;
-$custom-control-active-indicator-bg:         lighten($brand-primary, 35%) !default;
-$custom-control-active-indicator-box-shadow: none !default;
+$custom-control-indicator-active-color:      $white !default;
+$custom-control-indicator-active-bg:         lighten(theme-color("primary"), 35%) !default;
+$custom-control-indicator-active-box-shadow: none !default;
 
-$custom-checkbox-radius: $border-radius !default;
-$custom-checkbox-checked-icon: str-replace(url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3E%3Cpath fill='#{$custom-control-checked-indicator-color}' d='M6.564.75l-3.59 3.612-1.538-1.55L0 4.26 2.974 7.25 8 2.193z'/%3E%3C/svg%3E"), "#", "%23") !default;
+$custom-checkbox-indicator-border-radius: $border-radius !default;
+$custom-checkbox-indicator-icon-checked: str-replace(url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3E%3Cpath fill='#{$custom-control-indicator-checked-color}' d='M6.564.75l-3.59 3.612-1.538-1.55L0 4.26 2.974 7.25 8 2.193z'/%3E%3C/svg%3E"), "#", "%23") !default;
 
-$custom-checkbox-indeterminate-bg: $brand-primary !default;
-$custom-checkbox-indeterminate-indicator-color: $custom-control-checked-indicator-color !default;
-$custom-checkbox-indeterminate-icon: str-replace(url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 4 4'%3E%3Cpath stroke='#{$custom-checkbox-indeterminate-indicator-color}' d='M0 2h4'/%3E%3C/svg%3E"), "#", "%23") !default;
-$custom-checkbox-indeterminate-box-shadow: none !default;
+$custom-checkbox-indicator-indeterminate-bg: theme-color("primary") !default;
+$custom-checkbox-indicator-indeterminate-color: $custom-control-indicator-checked-color !default;
+$custom-checkbox-indicator-icon-indeterminate: str-replace(url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 4 4'%3E%3Cpath stroke='#{$custom-checkbox-indicator-indeterminate-color}' d='M0 2h4'/%3E%3C/svg%3E"), "#", "%23") !default;
+$custom-checkbox-indicator-indeterminate-box-shadow: none !default;
 
-$custom-radio-radius: 50% !default;
-$custom-radio-checked-icon: str-replace(url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='-4 -4 8 8'%3E%3Ccircle r='3' fill='#{$custom-control-checked-indicator-color}'/%3E%3C/svg%3E"), "#", "%23") !default;
+$custom-radio-indicator-border-radius: 50% !default;
+$custom-radio-indicator-icon-checked: str-replace(url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='-4 -4 8 8'%3E%3Ccircle r='3' fill='#{$custom-control-indicator-checked-color}'/%3E%3C/svg%3E"), "#", "%23") !default;
 
-$custom-select-padding-x:          .75rem  !default;
 $custom-select-padding-y:          .375rem !default;
+$custom-select-padding-x:          .75rem  !default;
+$custom-select-height:              $input-height  !default;
 $custom-select-indicator-padding:   1rem !default; // Extra padding to account for the presence of the background-image based indicator
-$custom-select-line-height:         $input-line-height !default;
+$custom-select-line-height:         $input-btn-line-height !default;
 $custom-select-color:               $input-color !default;
-$custom-select-disabled-color:      $gray-light !default;
+$custom-select-disabled-color:      $gray-600 !default;
 $custom-select-bg:            $white !default;
-$custom-select-disabled-bg:   $gray-lighter !default;
+$custom-select-disabled-bg:   $gray-200 !default;
 $custom-select-bg-size:       8px 10px !default; // In pixels because image dimensions
 $custom-select-indicator-color: #333 !default;
 $custom-select-indicator:     str-replace(url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 4 5'%3E%3Cpath fill='#{$custom-select-indicator-color}' d='M2 0L0 2h4zm0 5L0 3h4z'/%3E%3C/svg%3E"), "#", "%23") !default;
@@ -514,27 +460,27 @@ $custom-select-border-width:  $input-btn-border-width !default;
 $custom-select-border-color:  $input-border-color !default;
 $custom-select-border-radius: $border-radius !default;
 
-$custom-select-focus-border-color: lighten($brand-primary, 25%) !default;
+$custom-select-focus-border-color: lighten(theme-color("primary"), 25%) !default;
 $custom-select-focus-box-shadow:   inset 0 1px 2px rgba($black, .075), 0 0 5px rgba($custom-select-focus-border-color, .5) !default;
 
-$custom-select-sm-padding-y:  .2rem !default;
-$custom-select-sm-font-size:  75% !default;
+$custom-select-font-size-sm:  75% !default;
+$custom-select-height-sm: $input-height-sm !default;
 
-$custom-file-height:           2.5rem !default;
+$custom-file-height:           $input-height !default;
 $custom-file-width:            14rem !default;
-$custom-file-focus-box-shadow: 0 0 0 .075rem $white, 0 0 0 .2rem $brand-primary !default;
+$custom-file-focus-box-shadow: 0 0 0 .075rem $white, 0 0 0 .2rem theme-color("primary") !default;
 
-$custom-file-padding-x:     .5rem !default;
-$custom-file-padding-y:     1rem !default;
-$custom-file-line-height:   1.5 !default;
-$custom-file-color:         $gray !default;
-$custom-file-bg:            $white !default;
-$custom-file-border-width:  $border-width !default;
+$custom-file-padding-y:     $input-btn-padding-y !default;
+$custom-file-padding-x:     $input-btn-padding-x !default;
+$custom-file-line-height:   $input-btn-line-height !default;
+$custom-file-color:         $input-color !default;
+$custom-file-bg:            $input-bg !default;
+$custom-file-border-width:  $input-btn-border-width !default;
 $custom-file-border-color:  $input-border-color !default;
-$custom-file-border-radius: $border-radius !default;
-$custom-file-box-shadow:    inset 0 .2rem .4rem rgba($black,.05) !default;
+$custom-file-border-radius: $input-border-radius !default;
+$custom-file-box-shadow:    $input-box-shadow !default;
 $custom-file-button-color:  $custom-file-color !default;
-$custom-file-button-bg:     $gray-lighter !default;
+$custom-file-button-bg:     $input-group-addon-bg !default;
 $custom-file-text: (
   placeholder: (
     en: "Choose file..."
@@ -545,15 +491,9 @@ $custom-file-text: (
 ) !default;
 
 
-// Form validation icons
-$form-icon-success-color: $brand-success !default;
-$form-icon-success: str-replace(url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3E%3Cpath fill='#{$form-icon-success-color}' d='M2.3 6.73L.6 4.53c-.4-1.04.46-1.4 1.1-.8l1.1 1.4 3.4-3.8c.6-.63 1.6-.27 1.2.7l-4 4.6c-.43.5-.8.4-1.1.1z'/%3E%3C/svg%3E"), "#", "%23") !default;
-
-$form-icon-warning-color: $brand-warning !default;
-$form-icon-warning: str-replace(url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3E%3Cpath fill='#{$form-icon-warning-color}' d='M4.4 5.324h-.8v-2.46h.8zm0 1.42h-.8V5.89h.8zM3.76.63L.04 7.075c-.115.2.016.425.26.426h7.397c.242 0 .372-.226.258-.426C6.726 4.924 5.47 2.79 4.253.63c-.113-.174-.39-.174-.494 0z'/%3E%3C/svg%3E"), "#", "%23") !default;
-
-$form-icon-danger-color: $brand-danger !default;
-$form-icon-danger: str-replace(url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='#{$form-icon-danger-color}' viewBox='-2 -2 7 7'%3E%3Cpath stroke='%23d9534f' d='M0 0l3 3m0-3L0 3'/%3E%3Ccircle r='.5'/%3E%3Ccircle cx='3' r='.5'/%3E%3Ccircle cy='3' r='.5'/%3E%3Ccircle cx='3' cy='3' r='.5'/%3E%3C/svg%3E"), "#", "%23") !default;
+// Form validation
+$form-feedback-valid-color:   theme-color("success") !default;
+$form-feedback-invalid-color: theme-color("danger") !default;
 
 
 // Dropdowns
@@ -562,25 +502,26 @@ $form-icon-danger: str-replace(url("data:image/svg+xml;charset=utf8,%3Csvg xmlns
 
 $dropdown-min-width:             10rem !default;
 $dropdown-padding-y:             .5rem !default;
-$dropdown-margin-top:            .125rem !default;
+$dropdown-spacer:                .125rem !default;
 $dropdown-bg:                    $white !default;
 $dropdown-border-color:          rgba($black,.15) !default;
 $dropdown-border-width:          $border-width !default;
-$dropdown-divider-bg:            $gray-lighter !default;
+$dropdown-divider-bg:            $gray-200 !default;
 $dropdown-box-shadow:            0 .5rem 1rem rgba($black,.175) !default;
 
-$dropdown-link-color:            $gray-dark !default;
-$dropdown-link-hover-color:      darken($gray-dark, 5%) !default;
-$dropdown-link-hover-bg:         $gray-lightest !default;
+$dropdown-link-color:            $gray-900 !default;
+$dropdown-link-hover-color:      darken($gray-900, 5%) !default;
+$dropdown-link-hover-bg:         $gray-100 !default;
 
 $dropdown-link-active-color:     $component-active-color !default;
 $dropdown-link-active-bg:        $component-active-bg !default;
 
-$dropdown-link-disabled-color:   $gray-light !default;
+$dropdown-link-disabled-color:   $gray-600 !default;
 
+$dropdown-item-padding-y:        .25rem !default;
 $dropdown-item-padding-x:        1.5rem !default;
 
-$dropdown-header-color:          $gray-light !default;
+$dropdown-header-color:          $gray-600 !default;
 
 
 // Z-index master list
@@ -588,75 +529,70 @@ $dropdown-header-color:          $gray-light !default;
 // Warning: Avoid customizing these values. They're used for a bird's eye view
 // of components dependent on the z-axis and are designed to all work together.
 
-$zindex-dropdown-backdrop:  990 !default;
-$zindex-navbar:             1000 !default;
 $zindex-dropdown:           1000 !default;
+$zindex-sticky:             1020 !default;
 $zindex-fixed:              1030 !default;
-$zindex-sticky:             1030 !default;
 $zindex-modal-backdrop:     1040 !default;
 $zindex-modal:              1050 !default;
 $zindex-popover:            1060 !default;
 $zindex-tooltip:            1070 !default;
 
+// Navs
+
+$nav-link-padding-y:            .5rem !default;
+$nav-link-padding-x:            1rem !default;
+$nav-link-disabled-color:       $gray-600 !default;
+
+$nav-tabs-border-color:                       #ddd !default;
+$nav-tabs-border-width:                       $border-width !default;
+$nav-tabs-border-radius:                      $border-radius !default;
+$nav-tabs-link-hover-border-color:            $gray-200 !default;
+$nav-tabs-link-active-color:                  $gray-700 !default;
+$nav-tabs-link-active-bg:                     $body-bg !default;
+$nav-tabs-link-active-border-color:           #ddd !default;
+
+$nav-pills-border-radius:     $border-radius !default;
+$nav-pills-link-active-color: $component-active-color !default;
+$nav-pills-link-active-bg:    $component-active-bg !default;
 
 // Navbar
 
-$navbar-border-radius:              $border-radius !default;
-$navbar-padding-x:                  $spacer !default;
 $navbar-padding-y:                  ($spacer / 2) !default;
+$navbar-padding-x:                  $spacer !default;
 
-$navbar-brand-padding-y:            .25rem !default;
+$navbar-brand-font-size:            $font-size-lg !default;
+// Compute the navbar-brand padding-y so the navbar-brand will have the same height as navbar-text and nav-link
+$nav-link-height:                   $navbar-brand-font-size * $line-height-base !default;
+$navbar-brand-height:               ($font-size-base * $line-height-base + $nav-link-padding-y * 2) !default;
+$navbar-brand-padding-y:            ($navbar-brand-height - $nav-link-height) / 2 !default;
 
-$navbar-toggler-padding-x:           .75rem !default;
 $navbar-toggler-padding-y:           .25rem !default;
+$navbar-toggler-padding-x:           .75rem !default;
 $navbar-toggler-font-size:           $font-size-lg !default;
 $navbar-toggler-border-radius:       $btn-border-radius !default;
 
-$navbar-inverse-color:                 rgba($white,.5) !default;
-$navbar-inverse-hover-color:           rgba($white,.75) !default;
-$navbar-inverse-active-color:          rgba($white,1) !default;
-$navbar-inverse-disabled-color:        rgba($white,.25) !default;
-$navbar-inverse-toggler-bg: str-replace(url("data:image/svg+xml;charset=utf8,%3Csvg viewBox='0 0 32 32' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath stroke='#{$navbar-inverse-color}' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 8h24M4 16h24M4 24h24'/%3E%3C/svg%3E"), "#", "%23") !default;
-$navbar-inverse-toggler-border:        rgba($white,.1) !default;
+$navbar-dark-color:                 rgba($white,.5) !default;
+$navbar-dark-hover-color:           rgba($white,.75) !default;
+$navbar-dark-active-color:          rgba($white,1) !default;
+$navbar-dark-disabled-color:        rgba($white,.25) !default;
+$navbar-dark-toggler-icon-bg: str-replace(url("data:image/svg+xml;charset=utf8,%3Csvg viewBox='0 0 30 30' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath stroke='#{$navbar-dark-color}' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3E%3C/svg%3E"), "#", "%23") !default;
+$navbar-dark-toggler-border-color:  rgba($white,.1) !default;
 
 $navbar-light-color:                rgba($black,.5) !default;
 $navbar-light-hover-color:          rgba($black,.7) !default;
 $navbar-light-active-color:         rgba($black,.9) !default;
 $navbar-light-disabled-color:       rgba($black,.3) !default;
-$navbar-light-toggler-bg: str-replace(url("data:image/svg+xml;charset=utf8,%3Csvg viewBox='0 0 32 32' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath stroke='#{$navbar-light-color}' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 8h24M4 16h24M4 24h24'/%3E%3C/svg%3E"), "#", "%23") !default;
-$navbar-light-toggler-border:       rgba($black,.1) !default;
-
-// Navs
-
-$nav-item-margin:               .2rem !default;
-$nav-item-inline-spacer:        1rem !default;
-$nav-link-padding:              .5em 1em !default;
-$nav-link-hover-bg:             $gray-lighter !default;
-$nav-disabled-link-color:       $gray-light !default;
-
-$nav-tabs-border-color:                       #ddd !default;
-$nav-tabs-border-width:                       $border-width !default;
-$nav-tabs-border-radius:                      $border-radius !default;
-$nav-tabs-link-hover-border-color:            $gray-lighter !default;
-$nav-tabs-active-link-hover-color:            $gray !default;
-$nav-tabs-active-link-hover-bg:               $body-bg !default;
-$nav-tabs-active-link-hover-border-color:     #ddd !default;
-$nav-tabs-justified-link-border-color:        #ddd !default;
-$nav-tabs-justified-active-link-border-color: $body-bg !default;
-
-$nav-pills-border-radius:     $border-radius !default;
-$nav-pills-active-link-color: $component-active-color !default;
-$nav-pills-active-link-bg:    $component-active-bg !default;
-
+$navbar-light-toggler-icon-bg: str-replace(url("data:image/svg+xml;charset=utf8,%3Csvg viewBox='0 0 30 30' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath stroke='#{$navbar-light-color}' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3E%3C/svg%3E"), "#", "%23") !default;
+$navbar-light-toggler-border-color: rgba($black,.1) !default;
 
 // Pagination
 
-$pagination-padding-x:                .75rem !default;
 $pagination-padding-y:                .5rem !default;
-$pagination-padding-x-sm:             .5rem !default;
+$pagination-padding-x:                .75rem !default;
 $pagination-padding-y-sm:             .25rem !default;
-$pagination-padding-x-lg:             1.5rem !default;
+$pagination-padding-x-sm:             .5rem !default;
 $pagination-padding-y-lg:             .75rem !default;
+$pagination-padding-x-lg:             1.5rem !default;
 $pagination-line-height:              1.25 !default;
 
 $pagination-color:                     $link-color !default;
@@ -665,62 +601,38 @@ $pagination-border-width:              $border-width !default;
 $pagination-border-color:              #ddd !default;
 
 $pagination-hover-color:               $link-hover-color !default;
-$pagination-hover-bg:                  $gray-lighter !default;
-$pagination-hover-border:              #ddd !default;
+$pagination-hover-bg:                  $gray-200 !default;
+$pagination-hover-border-color:        #ddd !default;
 
 $pagination-active-color:              $white !default;
-$pagination-active-bg:                 $brand-primary !default;
-$pagination-active-border:             $brand-primary !default;
+$pagination-active-bg:                 theme-color("primary") !default;
+$pagination-active-border-color:       theme-color("primary") !default;
 
-$pagination-disabled-color:            $gray-light !default;
+$pagination-disabled-color:            $gray-600 !default;
 $pagination-disabled-bg:               $white !default;
-$pagination-disabled-border:           #ddd !default;
+$pagination-disabled-border-color:     #ddd !default;
 
 
 // Jumbotron
 
 $jumbotron-padding:              2rem !default;
-$jumbotron-bg:                   $gray-lighter !default;
-
-
-// Form states and alerts
-//
-// Define colors for form feedback states and, by default, alerts.
-
-$state-success-text:             #3c763d !default;
-$state-success-bg:               #dff0d8 !default;
-$state-success-border:           darken($state-success-bg, 5%) !default;
-
-$state-info-text:                #31708f !default;
-$state-info-bg:                  #d9edf7 !default;
-$state-info-border:              darken($state-info-bg, 7%) !default;
-
-$state-warning-text:             #8a6d3b !default;
-$state-warning-bg:               #fcf8e3 !default;
-$mark-bg:                        $state-warning-bg !default;
-$state-warning-border:           darken($state-warning-bg, 5%) !default;
-
-$state-danger-text:              #a94442 !default;
-$state-danger-bg:                #f2dede !default;
-$state-danger-border:            darken($state-danger-bg, 5%) !default;
+$jumbotron-bg:                   $gray-200 !default;
 
 
 // Cards
 
-$card-spacer-x:            1.25rem !default;
 $card-spacer-y:            .75rem !default;
+$card-spacer-x:            1.25rem !default;
 $card-border-width:        1px !default;
 $card-border-radius:       $border-radius !default;
 $card-border-color:        rgba($black,.125) !default;
-$card-border-radius-inner: calc(#{$card-border-radius} - #{$card-border-width}) !default;
-$card-cap-bg:              $gray-lightest !default;
+$card-inner-border-radius: calc(#{$card-border-radius} - #{$card-border-width}) !default;
+$card-cap-bg:              rgba($black, .03) !default;
 $card-bg:                  $white !default;
 
-$card-link-hover-color:    $white !default;
-
 $card-img-overlay-padding: 1.25rem !default;
 
-$card-deck-margin:          ($grid-gutter-width-base / 2) !default;
+$card-deck-margin:          ($grid-gutter-width / 2) !default;
 
 $card-columns-count:        3 !default;
 $card-columns-gap:          1.25rem !default;
@@ -735,9 +647,11 @@ $tooltip-bg:                  $black !default;
 $tooltip-opacity:             .9 !default;
 $tooltip-padding-y:           3px !default;
 $tooltip-padding-x:           8px !default;
-$tooltip-margin:              3px !default;
+$tooltip-margin:              0 !default;
+
 
 $tooltip-arrow-width:         5px !default;
+$tooltip-arrow-height:        5px !default;
 $tooltip-arrow-color:         $tooltip-bg !default;
 
 
@@ -750,14 +664,17 @@ $popover-border-width:                $border-width !default;
 $popover-border-color:                rgba($black,.2) !default;
 $popover-box-shadow:                  0 5px 10px rgba($black,.2) !default;
 
-$popover-title-bg:                    darken($popover-bg, 3%) !default;
-$popover-title-padding-x:             14px !default;
-$popover-title-padding-y:             8px !default;
+$popover-header-bg:                    darken($popover-bg, 3%) !default;
+$popover-header-color:                 $headings-color !default;
+$popover-header-padding-y:             8px !default;
+$popover-header-padding-x:             14px !default;
 
-$popover-content-padding-x:           14px !default;
-$popover-content-padding-y:           9px !default;
+$popover-body-color:               $body-color !default;
+$popover-body-padding-y:           9px !default;
+$popover-body-padding-x:           14px !default;
 
 $popover-arrow-width:                 10px !default;
+$popover-arrow-height:                5px !default;
 $popover-arrow-color:                 $popover-bg !default;
 
 $popover-arrow-outer-width:           ($popover-arrow-width + 1px) !default;
@@ -766,19 +683,11 @@ $popover-arrow-outer-color:           fade-in($popover-border-color, .05) !defau
 
 // Badges
 
-$badge-default-bg:            $gray-light !default;
-$badge-primary-bg:            $brand-primary !default;
-$badge-success-bg:            $brand-success !default;
-$badge-info-bg:               $brand-info !default;
-$badge-warning-bg:            $brand-warning !default;
-$badge-danger-bg:             $brand-danger !default;
-
 $badge-color:                 $white !default;
-$badge-link-hover-color:      $white !default;
 $badge-font-size:             75% !default;
 $badge-font-weight:           $font-weight-bold !default;
-$badge-padding-x:             .4em !default;
 $badge-padding-y:             .25em !default;
+$badge-padding-x:             .4em !default;
 
 $badge-pill-padding-x:        .6em !default;
 // Use a higher than normal value to ensure completely rounded edges when
@@ -792,19 +701,19 @@ $badge-pill-border-radius:    10rem !default;
 $modal-inner-padding:         15px !default;
 
 $modal-dialog-margin:         10px !default;
-$modal-dialog-sm-up-margin-y: 30px !default;
+$modal-dialog-margin-y-sm-up: 30px !default;
 
 $modal-title-line-height:     $line-height-base !default;
 
 $modal-content-bg:               $white !default;
 $modal-content-border-color:     rgba($black,.2) !default;
 $modal-content-border-width:     $border-width !default;
-$modal-content-xs-box-shadow:    0 3px 9px rgba($black,.5) !default;
-$modal-content-sm-up-box-shadow: 0 5px 15px rgba($black,.5) !default;
+$modal-content-box-shadow-xs:    0 3px 9px rgba($black,.5) !default;
+$modal-content-box-shadow-sm-up: 0 5px 15px rgba($black,.5) !default;
 
 $modal-backdrop-bg:           $black !default;
 $modal-backdrop-opacity:      .5 !default;
-$modal-header-border-color:   $gray-lighter !default;
+$modal-header-border-color:   $gray-200 !default;
 $modal-footer-border-color:   $modal-header-border-color !default;
 $modal-header-border-width:   $modal-content-border-width !default;
 $modal-footer-border-width:   $modal-header-border-width !default;
@@ -821,68 +730,49 @@ $modal-transition:            transform .3s ease-out !default;
 //
 // Define alert colors, border radius, and padding.
 
-$alert-padding-x:             1.25rem !default;
 $alert-padding-y:             .75rem !default;
-$alert-margin-bottom:         $spacer-y !default;
+$alert-padding-x:             1.25rem !default;
+$alert-margin-bottom:         1rem !default;
 $alert-border-radius:         $border-radius !default;
 $alert-link-font-weight:      $font-weight-bold !default;
 $alert-border-width:          $border-width !default;
 
-$alert-success-bg:            $state-success-bg !default;
-$alert-success-text:          $state-success-text !default;
-$alert-success-border:        $state-success-border !default;
-
-$alert-info-bg:               $state-info-bg !default;
-$alert-info-text:             $state-info-text !default;
-$alert-info-border:           $state-info-border !default;
-
-$alert-warning-bg:            $state-warning-bg !default;
-$alert-warning-text:          $state-warning-text !default;
-$alert-warning-border:        $state-warning-border !default;
-
-$alert-danger-bg:             $state-danger-bg !default;
-$alert-danger-text:           $state-danger-text !default;
-$alert-danger-border:         $state-danger-border !default;
-
 
 // Progress bars
 
 $progress-height:               1rem !default;
 $progress-font-size:            .75rem !default;
-$progress-bg:                   $gray-lighter !default;
+$progress-bg:                   $gray-200 !default;
 $progress-border-radius:        $border-radius !default;
 $progress-box-shadow:           inset 0 .1rem .1rem rgba($black,.1) !default;
 $progress-bar-color:            $white !default;
-$progress-bar-bg:               $brand-primary !default;
+$progress-bar-bg:               theme-color("primary") !default;
 $progress-bar-animation-timing: 1s linear infinite !default;
+$progress-bar-transition:       width .6s ease !default;
 
 // List group
 
-$list-group-color:               $body-color !default;
 $list-group-bg:                  $white !default;
 $list-group-border-color:        rgba($black,.125) !default;
 $list-group-border-width:        $border-width !default;
 $list-group-border-radius:       $border-radius !default;
 
-$list-group-item-padding-x:      1.25rem !default;
 $list-group-item-padding-y:      .75rem !default;
+$list-group-item-padding-x:      1.25rem !default;
 
-$list-group-hover-bg:            $gray-lightest !default;
-$list-group-active-color:        $component-active-color !default;
-$list-group-active-bg:           $component-active-bg !default;
-$list-group-active-border:       $list-group-active-bg !default;
-$list-group-active-text-color:   lighten($list-group-active-bg, 50%) !default;
+$list-group-hover-bg:                 $gray-100 !default;
+$list-group-active-color:             $component-active-color !default;
+$list-group-active-bg:                $component-active-bg !default;
+$list-group-active-border-color:      $list-group-active-bg !default;
 
-$list-group-disabled-color:      $gray-light !default;
+$list-group-disabled-color:      $gray-600 !default;
 $list-group-disabled-bg:         $list-group-bg !default;
-$list-group-disabled-text-color: $list-group-disabled-color !default;
 
-$list-group-link-color:          $gray !default;
-$list-group-link-heading-color:  $gray-dark !default;
-$list-group-link-hover-color:    $list-group-link-color !default;
+$list-group-action-color:             $gray-700 !default;
+$list-group-action-hover-color:       $list-group-action-color !default;
 
-$list-group-link-active-color:   $list-group-color !default;
-$list-group-link-active-bg:      $gray-lighter !default;
+$list-group-action-active-color:      $body-color !default;
+$list-group-action-active-bg:         $gray-200 !default;
 
 
 // Image thumbnails
@@ -899,7 +789,7 @@ $thumbnail-transition:        all .2s ease-in-out !default;
 // Figures
 
 $figure-caption-font-size: 90% !default;
-$figure-caption-color:     $gray-light !default;
+$figure-caption-color:     $gray-600 !default;
 
 
 // Breadcrumbs
@@ -908,9 +798,11 @@ $breadcrumb-padding-y:          .75rem !default;
 $breadcrumb-padding-x:          1rem !default;
 $breadcrumb-item-padding:       .5rem !default;
 
-$breadcrumb-bg:                 $gray-lighter !default;
-$breadcrumb-divider-color:      $gray-light !default;
-$breadcrumb-active-color:       $gray-light !default;
+$breadcrumb-margin-bottom:      1rem !default;
+
+$breadcrumb-bg:                 $gray-200 !default;
+$breadcrumb-divider-color:      $gray-600 !default;
+$breadcrumb-active-color:       $gray-600 !default;
 $breadcrumb-divider:            "/" !default;
 
 
@@ -933,7 +825,7 @@ $carousel-control-icon-width:                 20px !default;
 $carousel-control-prev-icon-bg: str-replace(url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='#{$carousel-control-color}' viewBox='0 0 8 8'%3E%3Cpath d='M4 0l-4 4 4 4 1.5-1.5-2.5-2.5 2.5-2.5-1.5-1.5z'/%3E%3C/svg%3E"), "#", "%23") !default;
 $carousel-control-next-icon-bg: str-replace(url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='#{$carousel-control-color}' viewBox='0 0 8 8'%3E%3Cpath d='M1.5 0l-1.5 1.5 2.5 2.5-2.5 2.5 1.5 1.5 4-4-4-4z'/%3E%3C/svg%3E"), "#", "%23") !default;
 
-$carousel-transition:           transform .6s ease-in-out !default;
+$carousel-transition:           transform .6s ease !default;
 
 
 // Close
@@ -943,19 +835,16 @@ $close-font-weight:           $font-weight-bold !default;
 $close-color:                 $black !default;
 $close-text-shadow:           0 1px 0 $white !default;
 
-
 // Code
 
 $code-font-size:              90% !default;
-$code-padding-x:              .4rem !default;
 $code-padding-y:              .2rem !default;
+$code-padding-x:              .4rem !default;
 $code-color:                  #bd4147 !default;
-$code-bg:                     $gray-lightest !default;
+$code-bg:                     $gray-100 !default;
 
 $kbd-color:                   $white !default;
-$kbd-bg:                      $gray-dark !default;
+$kbd-bg:                      $gray-900 !default;
 
-$pre-bg:                      $gray-lightest !default;
-$pre-color:                   $gray-dark !default;
-$pre-border-color:            #ccc !default;
+$pre-color:                   $gray-900 !default;
 $pre-scrollable-max-height:   340px !default;
diff --git a/src/sass/bootstrap4/bootstrap-grid.scss b/src/sass/bootstrap4/bootstrap-grid.scss
index 182b962..4b2bddd 100644
--- a/src/sass/bootstrap4/bootstrap-grid.scss
+++ b/src/sass/bootstrap4/bootstrap-grid.scss
@@ -22,22 +22,16 @@ html {
   box-sizing: inherit;
 }
 
-
-//
-// Variables
-//
-
+@import "functions";
 @import "variables";
 
 //
 // Grid mixins
 //
 
-@import "mixins/clearfix";
 @import "mixins/breakpoints";
 @import "mixins/grid-framework";
 @import "mixins/grid";
 
-@import "custom";
-
 @import "grid";
+@import "utilities/flex";
diff --git a/src/sass/bootstrap4/bootstrap-reboot.scss b/src/sass/bootstrap4/bootstrap-reboot.scss
index 978b086..2700a57 100644
--- a/src/sass/bootstrap4/bootstrap-reboot.scss
+++ b/src/sass/bootstrap4/bootstrap-reboot.scss
@@ -2,9 +2,8 @@
 //
 // Includes only Normalize and our custom Reboot reset.
 
+@import "functions";
 @import "variables";
 @import "mixins";
-@import "custom";
 
-@import "normalize";
 @import "reboot";
diff --git a/src/sass/bootstrap4/bootstrap.scss b/src/sass/bootstrap4/bootstrap.scss
index 88a60ca..648f446 100644
--- a/src/sass/bootstrap4/bootstrap.scss
+++ b/src/sass/bootstrap4/bootstrap.scss
@@ -1,20 +1,14 @@
 /*!
- * Bootstrap v4.0.0-alpha.6 (https://getbootstrap.com)
+ * Bootstrap v4.0.0-beta (https://getbootstrap.com)
  * Copyright 2011-2017 The Bootstrap Authors
  * Copyright 2011-2017 Twitter, Inc.
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  */
 
-// Core variables and mixins
+@import "functions";
 @import "variables";
 @import "mixins";
-@import "custom";
-
-// Reset and dependencies
-@import "normalize";
 @import "print";
-
-// Core CSS
 @import "reboot";
 @import "type";
 @import "images";
@@ -23,8 +17,6 @@
 @import "tables";
 @import "forms";
 @import "buttons";
-
-// Components
 @import "transitions";
 @import "dropdown";
 @import "button-group";
@@ -41,14 +33,9 @@
 @import "progress";
 @import "media";
 @import "list-group";
-@import "responsive-embed";
 @import "close";
-
-// Components w/ JavaScript
 @import "modal";
 @import "tooltip";
 @import "popover";
 @import "carousel";
-
-// Utility classes
 @import "utilities";
diff --git a/src/sass/bootstrap4/mixins/_alert.scss b/src/sass/bootstrap4/mixins/_alert.scss
index 6ed3a81..d938e89 100644
--- a/src/sass/bootstrap4/mixins/_alert.scss
+++ b/src/sass/bootstrap4/mixins/_alert.scss
@@ -1,14 +1,13 @@
-// Alerts
-
-@mixin alert-variant($background, $border, $body-color) {
+@mixin alert-variant($background, $border, $color) {
+  color: $color;
   background-color: $background;
   border-color: $border;
-  color: $body-color;
 
   hr {
     border-top-color: darken($border, 5%);
   }
+
   .alert-link {
-    color: darken($body-color, 10%);
+    color: darken($color, 10%);
   }
 }
diff --git a/src/sass/bootstrap4/mixins/_badge.scss b/src/sass/bootstrap4/mixins/_badge.scss
index 9fa44b6..257a6ab 100644
--- a/src/sass/bootstrap4/mixins/_badge.scss
+++ b/src/sass/bootstrap4/mixins/_badge.scss
@@ -1,11 +1,12 @@
-// Badges
-
-@mixin badge-variant($color) {
-  background-color: $color;
+@mixin badge-variant($bg) {
+  @include color-yiq($bg);
+  background-color: $bg;
 
   &[href] {
     @include hover-focus {
-      background-color: darken($color, 10%);
+      @include color-yiq($bg);
+      text-decoration: none;
+      background-color: darken($bg, 10%);
     }
   }
 }
diff --git a/src/sass/bootstrap4/mixins/_border-radius.scss b/src/sass/bootstrap4/mixins/_border-radius.scss
index 54f29f4..2024feb 100644
--- a/src/sass/bootstrap4/mixins/_border-radius.scss
+++ b/src/sass/bootstrap4/mixins/_border-radius.scss
@@ -8,15 +8,15 @@
 
 @mixin border-top-radius($radius) {
   @if $enable-rounded {
-    border-top-right-radius: $radius;
     border-top-left-radius: $radius;
+    border-top-right-radius: $radius;
   }
 }
 
 @mixin border-right-radius($radius) {
   @if $enable-rounded {
-    border-bottom-right-radius: $radius;
     border-top-right-radius: $radius;
+    border-bottom-right-radius: $radius;
   }
 }
 
@@ -29,7 +29,7 @@
 
 @mixin border-left-radius($radius) {
   @if $enable-rounded {
-    border-bottom-left-radius: $radius;
     border-top-left-radius: $radius;
+    border-bottom-left-radius: $radius;
   }
 }
diff --git a/src/sass/bootstrap4/mixins/_box-shadow.scss b/src/sass/bootstrap4/mixins/_box-shadow.scss
new file mode 100644
index 0000000..b2410e5
--- /dev/null
+++ b/src/sass/bootstrap4/mixins/_box-shadow.scss
@@ -0,0 +1,5 @@
+@mixin box-shadow($shadow...) {
+  @if $enable-shadows {
+    box-shadow: $shadow;
+  }
+}
diff --git a/src/sass/bootstrap4/mixins/_breakpoints.scss b/src/sass/bootstrap4/mixins/_breakpoints.scss
index 6fd2e8e..8d7378d 100644
--- a/src/sass/bootstrap4/mixins/_breakpoints.scss
+++ b/src/sass/bootstrap4/mixins/_breakpoints.scss
@@ -2,7 +2,7 @@
 //
 // Breakpoints are defined as a map of (name: minimum width), order from small to large:
 //
-//    (xs: 0, sm: 576px, md: 768px)
+//    (xs: 0, sm: 576px, md: 768px, lg: 992px, xl: 1200px)
 //
 // The map defined in the `$grid-breakpoints` global variable is used as the `$breakpoints` argument by default.
 
@@ -10,9 +10,9 @@
 //
 //    >> breakpoint-next(sm)
 //    md
-//    >> breakpoint-next(sm, (xs: 0, sm: 576px, md: 768px))
+//    >> breakpoint-next(sm, (xs: 0, sm: 576px, md: 768px, lg: 992px, xl: 1200px))
 //    md
-//    >> breakpoint-next(sm, $breakpoint-names: (xs sm md))
+//    >> breakpoint-next(sm, $breakpoint-names: (xs sm md lg xl))
 //    md
 @function breakpoint-next($name, $breakpoints: $grid-breakpoints, $breakpoint-names: map-keys($breakpoints)) {
   $n: index($breakpoint-names, $name);
@@ -21,7 +21,7 @@
 
 // Minimum breakpoint width. Null for the smallest (first) breakpoint.
 //
-//    >> breakpoint-min(sm, (xs: 0, sm: 576px, md: 768px))
+//    >> breakpoint-min(sm, (xs: 0, sm: 576px, md: 768px, lg: 992px, xl: 1200px))
 //    576px
 @function breakpoint-min($name, $breakpoints: $grid-breakpoints) {
   $min: map-get($breakpoints, $name);
@@ -31,7 +31,7 @@
 // Maximum breakpoint width. Null for the largest (last) breakpoint.
 // The maximum value is calculated as the minimum of the next one less 0.1.
 //
-//    >> breakpoint-max(sm, (xs: 0, sm: 576px, md: 768px))
+//    >> breakpoint-max(sm, (xs: 0, sm: 576px, md: 768px, lg: 992px, xl: 1200px))
 //    767px
 @function breakpoint-max($name, $breakpoints: $grid-breakpoints) {
   $next: breakpoint-next($name, $breakpoints);
@@ -41,9 +41,9 @@
 // Returns a blank string if smallest breakpoint, otherwise returns the name with a dash infront.
 // Useful for making responsive utilities.
 //
-//    >> breakpoint-infix(xs, (xs: 0, sm: 576px, md: 768px))
+//    >> breakpoint-infix(xs, (xs: 0, sm: 576px, md: 768px, lg: 992px, xl: 1200px))
 //    ""  (Returns a blank string)
-//    >> breakpoint-infix(sm, (xs: 0, sm: 576px, md: 768px))
+//    >> breakpoint-infix(sm, (xs: 0, sm: 576px, md: 768px, lg: 992px, xl: 1200px))
 //    "-sm"
 @function breakpoint-infix($name, $breakpoints: $grid-breakpoints) {
   @return if(breakpoint-min($name, $breakpoints) == null, "", "-#{$name}");
@@ -78,10 +78,11 @@
 // Media that spans multiple breakpoint widths.
 // Makes the @content apply between the min and max breakpoints
 @mixin media-breakpoint-between($lower, $upper, $breakpoints: $grid-breakpoints) {
-  @include media-breakpoint-up($lower, $breakpoints) {
-    @include media-breakpoint-down($upper, $breakpoints) {
-      @content;
-    }
+  $min: breakpoint-min($lower, $breakpoints);
+  $max: breakpoint-max($upper, $breakpoints);
+
+  @media (min-width: $min) and (max-width: $max) {
+    @content;
   }
 }
 
@@ -89,7 +90,16 @@
 // No minimum for the smallest breakpoint, and no maximum for the largest one.
 // Makes the @content apply only to the given breakpoint, not viewports any wider or narrower.
 @mixin media-breakpoint-only($name, $breakpoints: $grid-breakpoints) {
-  @include media-breakpoint-between($name, $name, $breakpoints) {
-    @content;
+  $min: breakpoint-min($name, $breakpoints);
+  $max: breakpoint-max($name, $breakpoints);
+
+  @if $min != null and $max != null {
+    @media (min-width: $min) and (max-width: $max) {
+      @content;
+    }
+  } @else if $max == null {
+    @include media-breakpoint-up($name)
+  } @else if $min == null {
+    @include media-breakpoint-down($name)
   }
 }
diff --git a/src/sass/bootstrap4/mixins/_buttons.scss b/src/sass/bootstrap4/mixins/_buttons.scss
index f9981e3..f7ec576 100644
--- a/src/sass/bootstrap4/mixins/_buttons.scss
+++ b/src/sass/bootstrap4/mixins/_buttons.scss
@@ -3,28 +3,25 @@
 // Easily pump out default styles, as well as :hover, :focus, :active,
 // and disabled options for all buttons
 
-@mixin button-variant($color, $background, $border) {
-  $active-background: darken($background, 10%);
-  $active-border: darken($border, 12%);
-
-  color: $color;
+@mixin button-variant($background, $border, $active-background: darken($background, 7.5%), $active-border: darken($border, 10%)) {
+  @include color-yiq($background);
   background-color: $background;
   border-color: $border;
   @include box-shadow($btn-box-shadow);
 
-  // Hover and focus styles are shared
-  @include hover {
-    color: $color;
+  &:hover {
+    @include color-yiq($background);
     background-color: $active-background;
     border-color: $active-border;
   }
+
   &:focus,
   &.focus {
     // Avoid using mixin so we can pass custom focus shadow properly
     @if $enable-shadows {
-      box-shadow: $btn-box-shadow, 0 0 0 2px rgba($border, .5);
+      box-shadow: $btn-box-shadow, 0 0 0 3px rgba($border, .5);
     } @else {
-      box-shadow: 0 0 0 2px rgba($border, .5);
+      box-shadow: 0 0 0 3px rgba($border, .5);
     }
   }
 
@@ -38,7 +35,6 @@
   &:active,
   &.active,
   .show > &.dropdown-toggle {
-    color: $color;
     background-color: $active-background;
     background-image: none; // Remove the gradient for the pressed/active state
     border-color: $active-border;
@@ -48,8 +44,8 @@
 
 @mixin button-outline-variant($color, $color-hover: #fff) {
   color: $color;
-  background-image: none;
   background-color: transparent;
+  background-image: none;
   border-color: $color;
 
   @include hover {
@@ -60,7 +56,7 @@
 
   &:focus,
   &.focus {
-    box-shadow: 0 0 0 2px rgba($color, .5);
+    box-shadow: 0 0 0 3px rgba($color, .5);
   }
 
   &.disabled,
@@ -79,8 +75,9 @@
 }
 
 // Button sizes
-@mixin button-size($padding-y, $padding-x, $font-size, $border-radius) {
+@mixin button-size($padding-y, $padding-x, $font-size, $line-height, $border-radius) {
   padding: $padding-y $padding-x;
   font-size: $font-size;
+  line-height: $line-height;
   @include border-radius($border-radius);
 }
diff --git a/src/sass/bootstrap4/mixins/_cards.scss b/src/sass/bootstrap4/mixins/_cards.scss
deleted file mode 100644
index 4b1232d..0000000
--- a/src/sass/bootstrap4/mixins/_cards.scss
+++ /dev/null
@@ -1,47 +0,0 @@
-// Card variants
-
-@mixin card-variant($background, $border) {
-  background-color: $background;
-  border-color: $border;
-
-  .card-header,
-  .card-footer {
-    background-color: transparent;
-  }
-}
-
-@mixin card-outline-variant($color) {
-  background-color: transparent;
-  border-color: $color;
-}
-
-//
-// Inverse text within a card for use with dark backgrounds
-//
-
-@mixin card-inverse {
-  color: rgba(255,255,255,.65);
-
-  .card-header,
-  .card-footer {
-    background-color: transparent;
-    border-color: rgba(255,255,255,.2);
-  }
-  .card-header,
-  .card-footer,
-  .card-title,
-  .card-blockquote {
-    color: #fff;
-  }
-  .card-link,
-  .card-text,
-  .card-subtitle,
-  .card-blockquote .blockquote-footer {
-    color: rgba(255,255,255,.65);
-  }
-  .card-link {
-    @include hover-focus {
-      color: $card-link-hover-color;
-    }
-  }
-}
diff --git a/src/sass/bootstrap4/mixins/_clearfix.scss b/src/sass/bootstrap4/mixins/_clearfix.scss
index b72cf27..11a977b 100644
--- a/src/sass/bootstrap4/mixins/_clearfix.scss
+++ b/src/sass/bootstrap4/mixins/_clearfix.scss
@@ -1,7 +1,7 @@
 @mixin clearfix() {
   &::after {
     display: block;
-    content: "";
     clear: both;
+    content: "";
   }
 }
diff --git a/src/sass/bootstrap4/mixins/_forms.scss b/src/sass/bootstrap4/mixins/_forms.scss
index c8aea96..4a1e0bc 100644
--- a/src/sass/bootstrap4/mixins/_forms.scss
+++ b/src/sass/bootstrap4/mixins/_forms.scss
@@ -1,39 +1,7 @@
-// Form validation states
-//
-// Used in _forms.scss to generate the form validation CSS for warnings, errors,
-// and successes.
-
-@mixin form-control-validation($color) {
-  // Color the label and help text
-  .form-control-feedback,
-  .form-control-label,
-  .col-form-label,
-  .form-check-label,
-  .custom-control {
-    color: $color;
-  }
-
-  // Set the border and box shadow on specific inputs to match
-  .form-control {
-    border-color: $color;
-
-    &:focus {
-      @include box-shadow($input-box-shadow, 0 0 6px lighten($color, 20%));
-    }
-  }
-
-  // Set validation states also for addons
-  .input-group-addon {
-    color: $color;
-    border-color: $color;
-    background-color: lighten($color, 40%);
-  }
-}
-
 // Form control focus state
 //
 // Generate a customized focus state and for any input with the specified color,
-// which defaults to the `@input-border-focus` variable.
+// which defaults to the `@input-border-color-focus` variable.
 //
 // We highly encourage you to not customize the default value, but instead use
 // this to tweak colors on an as-needed basis. This aesthetic change is based on
@@ -44,36 +12,70 @@
 // contrast against a dark gray background.
 @mixin form-control-focus() {
   &:focus {
-    color: $input-color-focus;
-    background-color: $input-bg-focus;
-    border-color: $input-border-focus;
+    color: $input-focus-color;
+    background-color: $input-focus-bg;
+    border-color: $input-focus-border-color;
     outline: none;
-    @include box-shadow($input-box-shadow-focus);
+    @include box-shadow($input-focus-box-shadow);
   }
 }
 
-// Form control sizing
-//
-// Relative text size, padding, and border-radii changes for form controls. For
-// horizontal sizing, wrap controls in the predefined grid classes. `<select>`
-// element gets special love because it's special, and that's a fact!
 
-@mixin input-size($parent, $input-height, $padding-y, $padding-x, $font-size, $line-height, $border-radius) {
-  #{$parent} {
-    height: $input-height;
-    padding: $padding-y $padding-x;
-    font-size: $font-size;
-    line-height: $line-height;
-    @include border-radius($border-radius);
+@mixin form-validation-state($state, $color) {
+
+  .form-control,
+  .custom-select {
+    .was-validated &:#{$state},
+    &.is-#{$state} {
+      border-color: $color;
+
+      &:focus {
+        box-shadow: 0 0 0 .2rem rgba($color,.25);
+      }
+
+      ~ .invalid-feedback,
+      ~ .invalid-tooltip {
+        display: block;
+      }
+    }
   }
 
-  select#{$parent} {
-    height: $input-height;
-    line-height: $input-height;
+
+  // TODO: redo check markup lol crap
+  .form-check-input {
+    .was-validated &:#{$state},
+    &.is-#{$state} {
+      + .form-check-label {
+        color: $color;
+      }
+    }
   }
 
-  textarea#{$parent},
-  select[multiple]#{$parent} {
-    height: auto;
+  // custom radios and checks
+  .custom-control-input {
+    .was-validated &:#{$state},
+    &.is-#{$state} {
+      ~ .custom-control-indicator {
+        background-color: rgba($color, .25);
+      }
+      ~ .custom-control-description {
+        color: $color;
+      }
+    }
+  }
+
+  // custom file
+  .custom-file-input {
+    .was-validated &:#{$state},
+    &.is-#{$state} {
+      ~ .custom-file-control {
+        border-color: $color;
+
+        &::before { border-color: inherit; }
+      }
+      &:focus {
+        box-shadow: 0 0 0 .2rem rgba($color,.25);
+      }
+    }
   }
 }
diff --git a/src/sass/bootstrap4/mixins/_gradients.scss b/src/sass/bootstrap4/mixins/_gradients.scss
index 8bfd97c..bad79f9 100644
--- a/src/sass/bootstrap4/mixins/_gradients.scss
+++ b/src/sass/bootstrap4/mixins/_gradients.scss
@@ -17,8 +17,8 @@
 }
 
 @mixin gradient-directional($start-color: #555, $end-color: #333, $deg: 45deg) {
-  background-repeat: repeat-x;
   background-image: linear-gradient($deg, $start-color, $end-color);
+  background-repeat: repeat-x;
 }
 @mixin gradient-x-three-colors($start-color: #00b3ee, $mid-color: #7a43b6, $color-stop: 50%, $end-color: #c3325f) {
   background-image: linear-gradient(to right, $start-color, $mid-color $color-stop, $end-color);
diff --git a/src/sass/bootstrap4/mixins/_grid-framework.scss b/src/sass/bootstrap4/mixins/_grid-framework.scss
index 0aa814a..d8195dd 100644
--- a/src/sass/bootstrap4/mixins/_grid-framework.scss
+++ b/src/sass/bootstrap4/mixins/_grid-framework.scss
@@ -3,14 +3,14 @@
 // Used only by Bootstrap to generate the correct number of grid classes given
 // any value of `$grid-columns`.
 
-@mixin make-grid-columns($columns: $grid-columns, $gutters: $grid-gutter-widths, $breakpoints: $grid-breakpoints) {
+@mixin make-grid-columns($columns: $grid-columns, $gutter: $grid-gutter-width, $breakpoints: $grid-breakpoints) {
   // Common properties for all breakpoints
   %grid-column {
     position: relative;
     width: 100%;
     min-height: 1px; // Prevent columns from collapsing when empty
-
-    @include make-gutters($gutters);
+    padding-right: ($gutter / 2);
+    padding-left:  ($gutter / 2);
   }
 
   @each $breakpoint in map-keys($breakpoints) {
@@ -22,7 +22,8 @@
         @extend %grid-column;
       }
     }
-    .col#{$infix} {
+    .col#{$infix},
+    .col#{$infix}-auto {
       @extend %grid-column;
     }
 
@@ -36,6 +37,7 @@
       .col#{$infix}-auto {
         flex: 0 0 auto;
         width: auto;
+        max-width: none; // Reset earlier grid tiers
       }
 
       @for $i from 1 through $columns {
@@ -44,20 +46,9 @@
         }
       }
 
-      @each $modifier in (pull, push) {
-        @for $i from 0 through $columns {
-          .#{$modifier}#{$infix}-#{$i} {
-            @include make-col-modifier($modifier, $i, $columns)
-          }
-        }
-      }
-
-      // `$columns - 1` because offsetting by the width of an entire row isn't possible
-      @for $i from 0 through ($columns - 1) {
-        @if not ($infix == "" and $i == 0) { // Avoid emitting useless .offset-xs-0
-          .offset#{$infix}-#{$i} {
-            @include make-col-modifier(offset, $i, $columns)
-          }
+      @for $i from 1 through $columns {
+        .order#{$infix}-#{$i} {
+          order: $i;
         }
       }
     }
diff --git a/src/sass/bootstrap4/mixins/_grid.scss b/src/sass/bootstrap4/mixins/_grid.scss
index 9cd8c7b..67dbcd3 100644
--- a/src/sass/bootstrap4/mixins/_grid.scss
+++ b/src/sass/bootstrap4/mixins/_grid.scss
@@ -2,18 +2,12 @@
 //
 // Generate semantic grid columns with these mixins.
 
-@mixin make-container($gutters: $grid-gutter-widths) {
-  position: relative;
-  margin-left: auto;
+@mixin make-container() {
   margin-right: auto;
-
-  @each $breakpoint in map-keys($gutters) {
-    @include media-breakpoint-up($breakpoint) {
-      $gutter: map-get($gutters, $breakpoint);
-      padding-right: ($gutter / 2);
-      padding-left:  ($gutter / 2);
-    }
-  }
+  margin-left: auto;
+  padding-right: ($grid-gutter-width / 2);
+  padding-left:  ($grid-gutter-width / 2);
+  width: 100%;
 }
 
 
@@ -21,80 +15,33 @@
 @mixin make-container-max-widths($max-widths: $container-max-widths, $breakpoints: $grid-breakpoints) {
   @each $breakpoint, $container-max-width in $max-widths {
     @include media-breakpoint-up($breakpoint, $breakpoints) {
-      width: $container-max-width;
-      max-width: 100%;
+      max-width: $container-max-width;
     }
   }
 }
 
-@mixin make-gutters($gutters: $grid-gutter-widths) {
-  @each $breakpoint in map-keys($gutters) {
-    @include media-breakpoint-up($breakpoint) {
-      $gutter: map-get($gutters, $breakpoint);
-      padding-right: ($gutter / 2);
-      padding-left:  ($gutter / 2);
-    }
-  }
-}
-
-@mixin make-row($gutters: $grid-gutter-widths) {
+@mixin make-row() {
   display: flex;
   flex-wrap: wrap;
-
-  @each $breakpoint in map-keys($gutters) {
-    @include media-breakpoint-up($breakpoint) {
-      $gutter: map-get($gutters, $breakpoint);
-      margin-right: ($gutter / -2);
-      margin-left:  ($gutter / -2);
-    }
-  }
+  margin-right: ($grid-gutter-width / -2);
+  margin-left:  ($grid-gutter-width / -2);
 }
 
-@mixin make-col-ready($gutters: $grid-gutter-widths) {
+@mixin make-col-ready() {
   position: relative;
   // Prevent columns from becoming too narrow when at smaller grid tiers by
   // always setting `width: 100%;`. This works because we use `flex` values
   // later on to override this initial width.
   width: 100%;
   min-height: 1px; // Prevent collapsing
-
-  @each $breakpoint in map-keys($gutters) {
-    @include media-breakpoint-up($breakpoint) {
-      $gutter: map-get($gutters, $breakpoint);
-      padding-right: ($gutter / 2);
-      padding-left:  ($gutter / 2);
-    }
-  }
+  padding-right: ($grid-gutter-width / 2);
+  padding-left:  ($grid-gutter-width / 2);
 }
 
 @mixin make-col($size, $columns: $grid-columns) {
   flex: 0 0 percentage($size / $columns);
-  // width: percentage($size / $columns);
   // Add a `max-width` to ensure content within each column does not blow out
   // the width of the column. Applies to IE10+ and Firefox. Chrome and Safari
   // do not appear to require this.
   max-width: percentage($size / $columns);
 }
-
-@mixin make-col-offset($size, $columns: $grid-columns) {
-  margin-left: percentage($size / $columns);
-}
-
-@mixin make-col-push($size, $columns: $grid-columns) {
-  left: if($size > 0, percentage($size / $columns), auto);
-}
-
-@mixin make-col-pull($size, $columns: $grid-columns) {
-  right: if($size > 0, percentage($size / $columns), auto);
-}
-
-@mixin make-col-modifier($type, $size, $columns) {
-  // Work around the lack of dynamic mixin @include support (https://github.com/sass/sass/issues/626)
-  @if $type == push {
-    @include make-col-push($size, $columns);
-  } @else if $type == pull {
-    @include make-col-pull($size, $columns);
-  } @else if $type == offset {
-    @include make-col-offset($size, $columns);
-  }
-}
diff --git a/src/sass/bootstrap4/mixins/_hover.scss b/src/sass/bootstrap4/mixins/_hover.scss
index 6dd55e7..4aa4b1d 100644
--- a/src/sass/bootstrap4/mixins/_hover.scss
+++ b/src/sass/bootstrap4/mixins/_hover.scss
@@ -8,16 +8,18 @@
 //    }
 //  }
 //  @else {
+// scss-lint:disable Indentation
     &:hover { @content }
+// scss-lint:enable Indentation
 //  }
 }
 
+
 @mixin hover-focus {
   @if $enable-hover-media-query {
     &:focus { @content }
     @include hover { @content }
-  }
-  @else {
+  } @else {
     &:focus,
     &:hover {
       @content
@@ -32,8 +34,7 @@
       @content
     }
     @include hover { @content }
-  }
-  @else {
+  } @else {
     &,
     &:focus,
     &:hover {
@@ -49,8 +50,7 @@
       @content
     }
     @include hover { @content }
-  }
-  @else {
+  } @else {
     &:focus,
     &:active,
     &:hover {
diff --git a/src/sass/bootstrap4/mixins/_list-group.scss b/src/sass/bootstrap4/mixins/_list-group.scss
index 3db5b09..ba27b50 100644
--- a/src/sass/bootstrap4/mixins/_list-group.scss
+++ b/src/sass/bootstrap4/mixins/_list-group.scss
@@ -6,14 +6,11 @@
     background-color: $background;
   }
 
+  //scss-lint:disable QualifyingElement
   a.list-group-item-#{$state},
   button.list-group-item-#{$state} {
     color: $color;
 
-    .list-group-item-heading {
-      color: inherit;
-    }
-
     @include hover-focus {
       color: $color;
       background-color: darken($background, 5%);
@@ -25,4 +22,5 @@
       border-color: $color;
     }
   }
+  // scss-lint:enable QualifyingElement
 }
diff --git a/src/sass/bootstrap4/mixins/_nav-divider.scss b/src/sass/bootstrap4/mixins/_nav-divider.scss
index fb3d12e..493de03 100644
--- a/src/sass/bootstrap4/mixins/_nav-divider.scss
+++ b/src/sass/bootstrap4/mixins/_nav-divider.scss
@@ -3,8 +3,8 @@
 // Dividers (basically an hr) within dropdowns and nav lists
 
 @mixin nav-divider($color: #e5e5e5) {
-  height: 1px;
-  margin: ($spacer-y / 2) 0;
+  height: 0;
+  margin: ($spacer / 2) 0;
   overflow: hidden;
-  background-color: $color;
+  border-top: 1px solid $color;
 }
diff --git a/src/sass/bootstrap4/mixins/_pagination.scss b/src/sass/bootstrap4/mixins/_pagination.scss
index 8cd9317..ff36eb6 100644
--- a/src/sass/bootstrap4/mixins/_pagination.scss
+++ b/src/sass/bootstrap4/mixins/_pagination.scss
@@ -4,6 +4,7 @@
   .page-link {
     padding: $padding-y $padding-x;
     font-size: $font-size;
+    line-height: $line-height;
   }
 
   .page-item {
diff --git a/src/sass/bootstrap4/mixins/_reset-text.scss b/src/sass/bootstrap4/mixins/_reset-text.scss
index b952730..4cf9e79 100644
--- a/src/sass/bootstrap4/mixins/_reset-text.scss
+++ b/src/sass/bootstrap4/mixins/_reset-text.scss
@@ -1,17 +1,18 @@
+// scss-lint:disable DuplicateProperty
 @mixin reset-text {
   font-family: $font-family-base;
   // We deliberately do NOT reset font-size or word-wrap.
   font-style: normal;
   font-weight: $font-weight-normal;
-  letter-spacing: normal;
-  line-break: auto;
   line-height: $line-height-base;
   text-align: left; // Fallback for where `start` is not supported
   text-align: start;
   text-decoration: none;
   text-shadow: none;
   text-transform: none;
-  white-space: normal;
+  letter-spacing: normal;
   word-break: normal;
   word-spacing: normal;
+  white-space: normal;
+  line-break: auto;
 }
diff --git a/src/sass/bootstrap4/mixins/_resize.scss b/src/sass/bootstrap4/mixins/_resize.scss
index 83fa637..66f233a 100644
--- a/src/sass/bootstrap4/mixins/_resize.scss
+++ b/src/sass/bootstrap4/mixins/_resize.scss
@@ -1,6 +1,6 @@
 // Resize anything
 
 @mixin resizable($direction) {
-  resize: $direction; // Options: horizontal, vertical, both
   overflow: auto; // Per CSS3 UI, `resize` only applies when `overflow` isn't `visible`
+  resize: $direction; // Options: horizontal, vertical, both
 }
diff --git a/src/sass/bootstrap4/mixins/_screen-reader.scss b/src/sass/bootstrap4/mixins/_screen-reader.scss
index c208583..a5fa51c 100644
--- a/src/sass/bootstrap4/mixins/_screen-reader.scss
+++ b/src/sass/bootstrap4/mixins/_screen-reader.scss
@@ -1,15 +1,17 @@
 // Only display content to screen readers
 //
 // See: http://a11yproject.com/posts/how-to-hide-content
+// See: http://hugogiraudel.com/2016/10/13/css-hide-and-seek/
 
 @mixin sr-only {
   position: absolute;
   width: 1px;
   height: 1px;
   padding: 0;
-  margin: -1px;
   overflow: hidden;
   clip: rect(0,0,0,0);
+  white-space: nowrap;
+  clip-path: inset(50%);
   border: 0;
 }
 
@@ -25,8 +27,9 @@
     position: static;
     width: auto;
     height: auto;
-    margin: 0;
     overflow: visible;
     clip: auto;
+    white-space: normal;
+    clip-path: none;
   }
 }
diff --git a/src/sass/bootstrap4/mixins/_text-truncate.scss b/src/sass/bootstrap4/mixins/_text-truncate.scss
index 5a40bf5..3504bb1 100644
--- a/src/sass/bootstrap4/mixins/_text-truncate.scss
+++ b/src/sass/bootstrap4/mixins/_text-truncate.scss
@@ -5,4 +5,4 @@
   overflow: hidden;
   text-overflow: ellipsis;
   white-space: nowrap;
-}
\ No newline at end of file
+}
diff --git a/src/sass/bootstrap4/mixins/_transforms.scss b/src/sass/bootstrap4/mixins/_transforms.scss
deleted file mode 100644
index 4005c9d..0000000
--- a/src/sass/bootstrap4/mixins/_transforms.scss
+++ /dev/null
@@ -1,14 +0,0 @@
-// Applies the given styles only when the browser support CSS3 3D transforms.
-@mixin if-supports-3d-transforms() {
-  @media (-webkit-transform-3d) {
-    // Old Safari, Old Android
-    // http://caniuse.com/#feat=css-featurequeries
-    // https://developer.mozilla.org/en-US/docs/Web/CSS/@media/-webkit-transform-3d
-    @content;
-  }
-
-  @supports (transform: translate3d(0,0,0)) {
-    // The Proper Way: Using a CSS feature query
-    @content;
-  }
-}
diff --git a/src/sass/bootstrap4/mixins/_transition.scss b/src/sass/bootstrap4/mixins/_transition.scss
new file mode 100644
index 0000000..7e33dee
--- /dev/null
+++ b/src/sass/bootstrap4/mixins/_transition.scss
@@ -0,0 +1,9 @@
+@mixin transition($transition...) {
+  @if $enable-transitions {
+    @if length($transition) == 0 {
+      transition: $transition-base;
+    } @else {
+      transition: $transition;
+    }
+  }
+}
diff --git a/src/sass/bootstrap4/mixins/_visibility.scss b/src/sass/bootstrap4/mixins/_visibility.scss
index 88c50b0..f67fc1c 100644
--- a/src/sass/bootstrap4/mixins/_visibility.scss
+++ b/src/sass/bootstrap4/mixins/_visibility.scss
@@ -1,5 +1,5 @@
 // Visibility
 
-@mixin invisible {
-  visibility: hidden !important;
+@mixin invisible($visibility) {
+  visibility: $visibility !important;
 }
diff --git a/src/sass/bootstrap4/utilities/_background.scss b/src/sass/bootstrap4/utilities/_background.scss
index b9ac295..1ef34fd 100644
--- a/src/sass/bootstrap4/utilities/_background.scss
+++ b/src/sass/bootstrap4/utilities/_background.scss
@@ -1,19 +1,6 @@
-//
-// Contextual backgrounds
-//
-
-.bg-faded {
-  background-color: darken($body-bg, 3%);
+@each $color, $value in $theme-colors {
+  @include bg-variant('.bg-#{$color}', $value);
 }
 
-@include bg-variant('.bg-primary', $brand-primary);
-
-@include bg-variant('.bg-success', $brand-success);
-
-@include bg-variant('.bg-info', $brand-info);
-
-@include bg-variant('.bg-warning', $brand-warning);
-
-@include bg-variant('.bg-danger', $brand-danger);
-
-@include bg-variant('.bg-inverse', $brand-inverse);
+.bg-white { background-color: $white !important; }
+.bg-transparent { background-color: transparent !important; }
diff --git a/src/sass/bootstrap4/utilities/_borders.scss b/src/sass/bootstrap4/utilities/_borders.scss
index b256881..b7e91c2 100644
--- a/src/sass/bootstrap4/utilities/_borders.scss
+++ b/src/sass/bootstrap4/utilities/_borders.scss
@@ -2,30 +2,45 @@
 // Border
 //
 
+.border          { border: $border-width solid $border-color !important; }
 .border-0        { border: 0 !important; }
 .border-top-0    { border-top: 0 !important; }
 .border-right-0  { border-right: 0 !important; }
 .border-bottom-0 { border-bottom: 0 !important; }
 .border-left-0   { border-left: 0 !important; }
 
+@each $color, $value in $theme-colors {
+  .border-#{$color} {
+    border-color: $value !important;
+  }
+}
+
+.border-white {
+  border-color: $white !important;
+}
+
 //
 // Border-radius
 //
 
 .rounded {
-  @include border-radius($border-radius);
+  border-radius: $border-radius !important;
 }
 .rounded-top {
-  @include border-top-radius($border-radius);
+  border-top-left-radius: $border-radius !important;
+  border-top-right-radius: $border-radius !important;
 }
 .rounded-right {
-  @include border-right-radius($border-radius);
+  border-top-right-radius: $border-radius !important;
+  border-bottom-right-radius: $border-radius !important;
 }
 .rounded-bottom {
-  @include border-bottom-radius($border-radius);
+  border-bottom-right-radius: $border-radius !important;
+  border-bottom-left-radius: $border-radius !important;
 }
 .rounded-left {
-  @include border-left-radius($border-radius);
+  border-top-left-radius: $border-radius !important;
+  border-bottom-left-radius: $border-radius !important;
 }
 
 .rounded-circle {
diff --git a/src/sass/bootstrap4/utilities/_display.scss b/src/sass/bootstrap4/utilities/_display.scss
index ae942a6..4535362 100644
--- a/src/sass/bootstrap4/utilities/_display.scss
+++ b/src/sass/bootstrap4/utilities/_display.scss
@@ -1,5 +1,5 @@
 //
-// Display utilities
+// Utilities for common `display` values
 //
 
 @each $breakpoint in map-keys($grid-breakpoints) {
@@ -16,3 +16,38 @@
     .d#{$infix}-inline-flex  { display: inline-flex !important; }
   }
 }
+
+
+//
+// Utilities for toggling `display` in print
+//
+
+.d-print-block {
+  display: none !important;
+
+  @media print {
+    display: block !important;
+  }
+}
+
+.d-print-inline {
+  display: none !important;
+
+  @media print {
+    display: inline !important;
+  }
+}
+
+.d-print-inline-block {
+  display: none !important;
+
+  @media print {
+    display: inline-block !important;
+  }
+}
+
+.d-print-none {
+  @media print {
+    display: none !important;
+  }
+}
diff --git a/src/sass/bootstrap4/_responsive-embed.scss b/src/sass/bootstrap4/utilities/_embed.scss
similarity index 100%
rename from src/sass/bootstrap4/_responsive-embed.scss
rename to src/sass/bootstrap4/utilities/_embed.scss
diff --git a/src/sass/bootstrap4/utilities/_flex.scss b/src/sass/bootstrap4/utilities/_flex.scss
index 1b98aaa..b28c0b9 100644
--- a/src/sass/bootstrap4/utilities/_flex.scss
+++ b/src/sass/bootstrap4/utilities/_flex.scss
@@ -6,10 +6,6 @@
   @include media-breakpoint-up($breakpoint) {
     $infix: breakpoint-infix($breakpoint, $grid-breakpoints);
 
-    .flex#{$infix}-first     { order: -1; }
-    .flex#{$infix}-last      { order: 1; }
-    .flex#{$infix}-unordered { order: 0; }
-
     .flex#{$infix}-row            { flex-direction: row !important; }
     .flex#{$infix}-column         { flex-direction: column !important; }
     .flex#{$infix}-row-reverse    { flex-direction: row-reverse !important; }
diff --git a/src/sass/bootstrap4/utilities/_position.scss b/src/sass/bootstrap4/utilities/_position.scss
index 2cf08bf..bddae21 100644
--- a/src/sass/bootstrap4/utilities/_position.scss
+++ b/src/sass/bootstrap4/utilities/_position.scss
@@ -1,4 +1,13 @@
-// Positioning
+// Common values
+
+// Sass list not in variables since it's not intended for customization.
+$positions: static, relative, absolute, fixed, sticky;
+
+@each $position in $positions {
+  .position-#{$position} { position: $position !important; }
+}
+
+// Shorthand
 
 .fixed-top {
   position: fixed;
@@ -17,7 +26,9 @@
 }
 
 .sticky-top {
-  position: sticky;
-  top: 0;
-  z-index: $zindex-sticky;
+  @supports (position: sticky) {
+    position: sticky;
+    top: 0;
+    z-index: $zindex-sticky;
+  }
 }
diff --git a/src/sass/bootstrap4/utilities/_spacing.scss b/src/sass/bootstrap4/utilities/_spacing.scss
index 6056e2b..61af0c6 100644
--- a/src/sass/bootstrap4/utilities/_spacing.scss
+++ b/src/sass/bootstrap4/utilities/_spacing.scss
@@ -5,39 +5,45 @@
     $infix: breakpoint-infix($breakpoint, $grid-breakpoints);
 
     @each $prop, $abbrev in (margin: m, padding: p) {
-      @each $size, $lengths in $spacers {
-        $length-x: map-get($lengths, x);
-        $length-y: map-get($lengths, y);
+      @each $size, $length in $spacers {
 
-        .#{$abbrev}#{$infix}-#{$size}  { #{$prop}:        $length-y $length-x !important; }
-        .#{$abbrev}t#{$infix}-#{$size} { #{$prop}-top:    $length-y !important; }
-        .#{$abbrev}r#{$infix}-#{$size} { #{$prop}-right:  $length-x !important; }
-        .#{$abbrev}b#{$infix}-#{$size} { #{$prop}-bottom: $length-y !important; }
-        .#{$abbrev}l#{$infix}-#{$size} { #{$prop}-left:   $length-x !important; }
-        .#{$abbrev}x#{$infix}-#{$size} {
-          #{$prop}-right: $length-x !important;
-          #{$prop}-left:  $length-x !important;
-        }
+        .#{$abbrev}#{$infix}-#{$size}  { #{$prop}:        $length !important; }
+        .#{$abbrev}t#{$infix}-#{$size},
         .#{$abbrev}y#{$infix}-#{$size} {
-          #{$prop}-top:    $length-y !important;
-          #{$prop}-bottom: $length-y !important;
+          #{$prop}-top: $length !important;
+        }
+        .#{$abbrev}r#{$infix}-#{$size},
+        .#{$abbrev}x#{$infix}-#{$size} {
+          #{$prop}-right: $length !important;
+        }
+        .#{$abbrev}b#{$infix}-#{$size},
+        .#{$abbrev}y#{$infix}-#{$size} {
+          #{$prop}-bottom: $length !important;
+        }
+        .#{$abbrev}l#{$infix}-#{$size},
+        .#{$abbrev}x#{$infix}-#{$size} {
+          #{$prop}-left: $length !important;
         }
       }
     }
 
     // Some special margin utils
     .m#{$infix}-auto  { margin:        auto !important; }
-    .mt#{$infix}-auto { margin-top:    auto !important; }
-    .mr#{$infix}-auto { margin-right:  auto !important; }
-    .mb#{$infix}-auto { margin-bottom: auto !important; }
-    .ml#{$infix}-auto { margin-left:   auto !important; }
+    .mt#{$infix}-auto,
+    .my#{$infix}-auto {
+      margin-top: auto !important;
+    }
+    .mr#{$infix}-auto,
     .mx#{$infix}-auto {
       margin-right: auto !important;
-      margin-left:  auto !important;
     }
+    .mb#{$infix}-auto,
     .my#{$infix}-auto {
-      margin-top:    auto !important;
       margin-bottom: auto !important;
     }
+    .ml#{$infix}-auto,
+    .mx#{$infix}-auto {
+      margin-left: auto !important;
+    }
   }
 }
diff --git a/src/sass/bootstrap4/utilities/_text.scss b/src/sass/bootstrap4/utilities/_text.scss
index 4ac9053..7573f29 100644
--- a/src/sass/bootstrap4/utilities/_text.scss
+++ b/src/sass/bootstrap4/utilities/_text.scss
@@ -28,31 +28,20 @@
 
 // Weight and italics
 
-.font-weight-normal { font-weight: $font-weight-normal; }
-.font-weight-bold   { font-weight: $font-weight-bold; }
-.font-italic        { font-style: italic; }
+.font-weight-light  { font-weight: $font-weight-light !important; }
+.font-weight-normal { font-weight: $font-weight-normal !important; }
+.font-weight-bold   { font-weight: $font-weight-bold !important; }
+.font-italic        { font-style: italic !important; }
 
 // Contextual colors
 
-.text-white {
-  color: #fff !important;
+.text-white { color: #fff !important; }
+
+@each $color, $value in $theme-colors {
+  @include text-emphasis-variant('.text-#{$color}', $value);
 }
 
-@include text-emphasis-variant('.text-muted', $text-muted);
-
-@include text-emphasis-variant('.text-primary', $brand-primary);
-
-@include text-emphasis-variant('.text-success', $brand-success);
-
-@include text-emphasis-variant('.text-info', $brand-info);
-
-@include text-emphasis-variant('.text-warning', $brand-warning);
-
-@include text-emphasis-variant('.text-danger', $brand-danger);
-
-// Font color
-
-@include text-emphasis-variant('.text-gray-dark', $gray-dark);
+.text-muted { color: $text-muted !important; }
 
 // Misc
 
diff --git a/src/sass/bootstrap4/utilities/_visibility.scss b/src/sass/bootstrap4/utilities/_visibility.scss
index fcedc9c..823406d 100644
--- a/src/sass/bootstrap4/utilities/_visibility.scss
+++ b/src/sass/bootstrap4/utilities/_visibility.scss
@@ -2,54 +2,10 @@
 // Visibility utilities
 //
 
+.visible {
+  @include invisible(visible);
+}
+
 .invisible {
-  @include invisible();
-}
-
-// Responsive visibility utilities
-
-@each $bp in map-keys($grid-breakpoints) {
-  .hidden-#{$bp}-up {
-    @include media-breakpoint-up($bp) {
-      display: none !important;
-    }
-  }
-  .hidden-#{$bp}-down {
-    @include media-breakpoint-down($bp) {
-      display: none !important;
-    }
-  }
-}
-
-
-// Print utilities
-//
-// Media queries are placed on the inside to be mixin-friendly.
-
-.visible-print-block {
-  display: none !important;
-
-  @media print {
-    display: block !important;
-  }
-}
-.visible-print-inline {
-  display: none !important;
-
-  @media print {
-    display: inline !important;
-  }
-}
-.visible-print-inline-block {
-  display: none !important;
-
-  @media print {
-    display: inline-block !important;
-  }
-}
-
-.hidden-print {
-  @media print {
-    display: none !important;
-  }
+  @include invisible(hidden);
 }
diff --git a/style.css b/style.css
index b61f3ff..34b1489 100644
--- a/style.css
+++ b/style.css
@@ -8,7 +8,7 @@ Description: Combination of Automattic´s _s theme and Bootstrap 4. Made as a so
 That downloads everything and moves it in place so that you can recompile your CSS and JS files;
 A developer version (with Gulp/node and Sass sources) is available on gitHub: https://github.com/holger1411/understrap
 A child theme is available on Github, too: https://github.com/holger1411/understrap-child;
-Version: 0.6.2
+Version: 0.6.3
 License: GNU General Public License v2 or later
 License URI: http://www.gnu.org/licenses/gpl-2.0.html
 Text Domain: understrap