Index: wp-includes/css/admin-bar.dev.css
===================================================================
--- wp-includes/css/admin-bar.dev.css	(revision 16788)
+++ wp-includes/css/admin-bar.dev.css	(working copy)
@@ -14,6 +14,10 @@
 }
 #wpadminbar ul, 
 #wpadminbar ul li {
+	background: none;
+	list-style: none;
+	margin: 0;
+	padding: 0;
 	position: relative;
 	z-index: 99999;
 }