.biao_nav{width:650px; height:auto; float:left; margin:3px auto;}
.biao_nav ul li{display:block; width:100px; height:22px;font-size:12px; float:left; }
.biao_nav ul li a{display:block; width:100px; height:17px; color:#A93267; padding-top:5px;}
.biao_nav ul li a:hover{width:100px; height:17px;text-decoration:none;background-color:#FFFFFF;text-decoration:underline;}
.biao_nav ul li.cdy{ width:100px; text-align:center; margin-left:1px;margin-top:1px;}
.biao_nav ul li.cuid a{width:100px; height:17px; background-color:#CC7EB5; color:#FFFFFF; text-decoration:none;text-align:center;}