Index: css/style-rtl.css
===================================================================
--- sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-plugins/css/style-rtl.css	(revision 4779)
+++ sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-plugins/css/style-rtl.css	(working copy)
@@ -3063,8 +3063,9 @@
   }
   .main-navigation {
     float: left;
-    position: initial;
-    width: initial;
+    position: relative;
+    width: auto;
+    top: auto;
   }
   .main-navigation.toggled {
     padding: 1px 0;