diff --git a/sass/layout/_content-sidebar.scss b/sass/layout/_content-sidebar.scss
index 7a6cfae9..ecfdc7d4 100644
--- a/sass/layout/_content-sidebar.scss
+++ b/sass/layout/_content-sidebar.scss
@@ -1,6 +1,6 @@
 .content-area {
 	float: left;
-	margin: 0 -$size__site-sidebar 0 0;
+	margin: 0 (-$size__site-sidebar) 0 0;
 	width: $size__site-main;
 }
 
diff --git a/sass/layout/_sidebar-content.scss b/sass/layout/_sidebar-content.scss
index 521f857f..f101e3ec 100644
--- a/sass/layout/_sidebar-content.scss
+++ b/sass/layout/_sidebar-content.scss
@@ -1,6 +1,6 @@
 .content-area {
 	float: right;
-	margin: 0 0 0 -$size__site-sidebar;
+	margin: 0 0 0 (-$size__site-sidebar);
 	width: $size__site-main;
 }
 
diff --git a/sass/site/_site.scss b/sass/site/_site.scss
index bc644bc1..a76ef52a 100644
--- a/sass/site/_site.scss
+++ b/sass/site/_site.scss
@@ -1,5 +1,5 @@
-// @import "layout/content-sidebar";
-// @import "layout/sidebar-content";
+// @import "../layout/content-sidebar";
+// @import "../layout/sidebar-content";
 /*--------------------------------------------------------------
 10.1 Posts and pages
 --------------------------------------------------------------*/