diff --git a/src/wp-includes/css/media-views.css b/src/wp-includes/css/media-views.css
index a69b0e802f..7fd8684836 100644
--- a/src/wp-includes/css/media-views.css
+++ b/src/wp-includes/css/media-views.css
@@ -911,7 +911,7 @@
 	top: 0;
 	left: 0;
 	width: 100%;
-	height: 100%; /* Fails with spaces?? Weird! */
+	height: 100%;
 	transform: translate( 50%, 50% );
 }