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<style>
*{?padding:0;?margin:0;}
ul{list-style:none}
div{?width:475px;?height:40px;?background:#eeeeee;?margin:auto;??}
li,ul{?float:left;??}
a{?text-decorat
ion:none;?display:block;width:95px;line-height:40px;??text-align:center}
a:hover{?color:#FFF;?background:#666;?}
.t_1?a:hover{?background:#666;color:#FFF}
.t_1{?display:none;float:none;position:absolute;?width:50px;padding:40px?0??0?95px;?}
.t_1?a{?background:#eee;?color:#000;?margin-top:2px}
?:hover?.t_1{display:block}
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2016-06-04
2016-06-04
求教.
2016-06-04
怎么才能顯示出二級菜單,,不行啊................................................