.lanrenzhijia{ width:960px; height:400px; margin:0 auto;  font-family:'微软雅黑';font-size:16px;text-align:center; font-weight:bold;}
.lanrenzhijia .tab{ overflow:hidden; margin-left:100px;}
.lanrenzhijia .tab a{ display:block; padding:25px 80px; float:left; text-decoration:none; color:#000000; text-align:center}
.lanrenzhijia .tab a:hover{ color:#000000; text-decoration:none; text-align:center}
.lanrenzhijia .tab a.on{ border-bottom:2px solid #0060A7; color:#000000; text-decoration:none;}
.lanrenzhijia .content{ overflow:hidden; width:848px; height:377px; position:relative;}
.lanrenzhijia .content ul{ position:absolute; left:0; top:0; height:377px;}
.lanrenzhijia .content li{ list-style: none;width:848px;float:left;}