/*新站顶部导航*/
.lanmuc-nam{width: 100%; height:80px; position: fixed; top: 0; z-index: 999;}
.lanmuc-nam .nad{width: 1200px; height:80px; margin: 0 auto;}
.lanmuc-nam .zlogo{width: auto; height:50px;; float: left; margin-top: 15px;}
.lanmuc-nam .zlogo img{height: 100%;}
.lanmuc-nam .ynav{width: auto; height: 50px; margin-top: 20px; line-height: 50px; float: right;}
.lanmuc-nam .ynav ul li{width: 110px; height: 50px; font-size: 14px; float: left; position:relative; text-align:center;}
.lanmuc-nam .ynav ul li a{color: #f4f4f4; width:110px; }
.lanmuc-nam .ynav ul li a:hover{color: #fff;}
.lanmuc-nam .ynav .bbk {
    position: absolute;
    display: none;
    left: 0;
    top: 50px;
    display: none;
    z-index: 999;
    padding-top: 10px;
}
.lanmuc-nam .ynav .bbk li{height: 40px; line-height: 40px; font-size:12px;}
.lanmuc-nam .ynav .bbk li:hover{border-bottom；1px solid #fff;}