submenu button 0 padding

web/templates/header.html

@@ -194,6 +194,7 @@
                 background-color: #fafafa;
                 border: 1px solid #d3d3d3;
                 border-radius: 3px 3px 3px 3px;
+                padding: 0;
                 font-size: 12px;
                 font-family:Arial, Helvetica, sans-serif;
             }