/* head nav */
.head{width:100%;height:45px;line-height:45px;background:#6787d7;font-size:18px;color:#fff;text-align:center;}
.head>span{color:#fff;}
.return,.menu{width:48px;height:45px;position:absolute;top:0;z-index:999;background:url(//file.caixin.com/images/topic/cxfh6/caixinsummit2015_head.png) 18px 10px no-repeat;background-size:194px auto}
.return{left:0;}
.menu{right:0;background-position:-15px 10px;}
.menu-selected{background-position:-15px 10px;}
.top-nav{width:80px;position:absolute;top:45px;right:0px;z-index:100;background:#160e44;line-height:60px;font-size:15px;display:none;}
.top-nav a{display:block;width:100%;height:100%;color:#ffffff;}
.top-nav li{height:60px;margin:0 16px;border-bottom:1px solid #1f387a;}