diff --git a/components/animations.less b/components/animations.less
index 916377960..ab273dc07 100644
--- a/components/animations.less
+++ b/components/animations.less
@@ -1,6 +1,6 @@
 /* Animate between standard and high definition layouts */
 body.vector-animateLayout {
-	div#content,
+	.mw-body,
 	div#footer,
 	#left-navigation {
 		.transition(margin-left 250ms, padding 250ms;);
diff --git a/components/common.less b/components/common.less
index 1aee34da2..ac4b8509b 100644
--- a/components/common.less
+++ b/components/common.less
@@ -27,7 +27,7 @@ body {
 }
 
 /* Content */
-div#content {
+.mw-body {
 	margin-left: 10em;
 	padding: @content-padding;
 	/* Border on top, left, and bottom side */
diff --git a/components/externalLinks.less b/components/externalLinks.less
index 91388c636..4cf8f0a54 100644
--- a/components/externalLinks.less
+++ b/components/externalLinks.less
@@ -1,6 +1,6 @@
 @import "mediawiki.mixins.less";
 // External links
-#content {
+.mw-body {
 	.external {
 		background-position: center right;
 		background-repeat: no-repeat;
diff --git a/screen-hd.less b/screen-hd.less
index 8b286f4e1..7c1d48b3b 100644
--- a/screen-hd.less
+++ b/screen-hd.less
@@ -2,7 +2,7 @@
 
 @import "variables.less";
 
-div#content {
+.mw-body {
 	margin-left: 11em;
 	padding: 1.25em 1.5em 1.5em 1.5em;
 }