Index: public/stylesheets/application.css
===================================================================
--- public/stylesheets/application.css	(revision 18543)
+++ public/stylesheets/application.css	(working copy)
@@ -71,6 +71,9 @@
   border-right: 1px solid #759FCF;
   border-bottom: 1px solid #759FCF;
   border-left: 1px solid #759FCF;
+  border-bottom-left-radius: 3px;
+  border-bottom-right-radius: 3px;
+  overflow: hidden;
 }
 #main-menu .menu-children li {float:left; clear:both; width:100%;}
 #main-menu .menu-children li a {color: #555; background-color:#fff; font-weight:normal; border-radius: 0;}