.tree-menu{margin:0;padding:0;list-style:none}.tree-menu>li{padding:5px 10px}.tree-menu>li.active{background-color:#f8f8f8;border-radius:5px}.tree-menu ul{margin:0;padding:0;list-style:none}.tree-menu ul>li{padding:2px 0}.tree-menu a{color:#333}.tree-menu a:hover{color:#666}