#tabbox{ width:600px; overflow:hidden; margin:0 auto;}
.tab_con{ display:none;}

.tabs{height: 32px;border-left: 1px solid #f6f6f6;width: 100%;}
.tabs li{text-align:center;width:90px;font-size:16px;font-weight:bold;height:31px;line-height:31px;float:left;border:1px solid #f6f6f6;border-left:none;margin-bottom: -1px;background: #e7e7e7;overflow: hidden;position: relative;}
.tabs li a {display: block;padding: 0 20px;outline: none;}

.tabs .thistab,.tabs .thistab a:hover{background: #fff;border-bottom: 1px solid #fff;}

.tab_con {font-size: 14px; line-height:175%;overflow: hidden;}