子绝父相以及display：none和block的隐藏和显示的使用
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*{margin: 0px;padding: 0px;}
ul{list-style: none;}
a{text-decoration: none;color: #6D6E6A;}
body{font-size: 12px;}
.top{background: #f2f2f2;height: 35px;}
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.left{width: 300px;float: left;}
.left a{margin-right:17px;}
.right{float: right;}
.right li{float: left;margin-right:17px;position:relative; }
.right li i{color: red;}
.content a:hover{color: red;}
.right li div{box-shadow: 2px 1px 5px #ccc;background: #fff;text-align: center;display:none; }
.number{width: 115px;position: absolute;left: 0px;top:35px;line-height: 23px;padding: 10px 0px; }
.dope{width: 100px;position:absolute; left: 0px;top:35px;line-height: 23px;padding: 10px 0px; }
#website{width: 1300px;height: 250px;position: absolute;right: 0px;top: 35px;}
.right li:hover div{display: block;}
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