li{list-style: none;}
.title{cursor:pointer;margin:10px 0;padding: 5px 0;}
.title .down{vertical-align:middle;width:10px;margin-left:10px;}
.title .right{vertical-align:middle;width:7px;margin-left:10px;}
.mains li{padding-left:20px;margin:5px 0;}
.list{height:86%;overflow: auto;}
.dialogcenter{text-align:center;margin-bottom: -45px;margin-top: 5px;}
.addFriend{height:100%;}