Index: sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-developer/stylesheets/editor-style.css
===================================================================
--- sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-developer/stylesheets/editor-style.css	(revision 5584)
+++ sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-developer/stylesheets/editor-style.css	(working copy)
@@ -29,4 +29,8 @@
 
 .js .quicktags-toolbar {
 	padding: 8px 5px 5px 0;
+}
+
+.devhub-wrap .wp-editor-container {
+	border: none;
 }
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