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<title>css3实现鼠标移进去当前亮其他变灰 - www.jb200.com</title>
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<style type="text/css">
*{margin: 0;padding: 0;font-size:12px;}
.wrapper{border: 1px #708090 solid;width: 900px;margin: 100px auto;height: 300px;padding: 20px;border-radius: 8px;box-shadow: 2px 2px 6px #666,-2px -2px 6px #666;}
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.box li a{position:absolute;left:-10px;width:80px;height:30px;top:-30px;color: #fff;font-weight:bold;background:#000;border-radius:8px;box-shadow:1px 0 2px #fff inset;text-align:center;opacity:0;
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.delicious { background-image:url("http://images.cnblogs.com/cnblogs_com/hxh-hua/478335/o_delicious.png"); }
.digg { background-image:url("http://images.cnblogs.com/cnblogs_com/hxh-hua/478335/o_digg.png"); }
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<ul class="box">
<li class="delicious"><a href="#" >Delicious</a></li>
<li class="digg"><a href="#" >Digg</a></li>
<li class="facebook"><a href="#" >Facebook</a></li>
<li class="flickr"><a href="#">Flickr</a></li>
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