Merge pull request #365 from richardmtl/master

_s: Remove unneeded CSS declaration, and document vendor prefixes.

style.css

@@ -53,9 +53,9 @@ html {
 *,
 *:before,
 *:after { /* apply a natural box layout model to all elements; see http://www.paulirish.com/2012/box-sizing-border-box-ftw/ */
-	-moz-box-sizing: border-box;
-	-webkit-box-sizing: border-box;
-	box-sizing: border-box;
+	-webkit-box-sizing: border-box; /* Not needed for modern webkit but still used by Blackberry Browser 7.0; see http://caniuse.com/#search=box-sizing */
+	-moz-box-sizing:    border-box; /* Still needed for Firefox 28; see http://caniuse.com/#search=box-sizing */
+	box-sizing:         border-box;
 }
 body {
 	background: #fff;
@@ -230,10 +230,6 @@ textarea {
 	*vertical-align: middle; /* Improves appearance and consistency in all browsers */
 }
 button,
-input {
-	line-height: normal; /* Addresses FF3/4 setting line-height using !important in the UA stylesheet */
-}
-button,
 input[type="button"],
 input[type="reset"],
 input[type="submit"] {