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<html>
<title>纯CSS链接提示效果</title>
<style>
div{
clear:both;
margin:5px 0 0 0;
font-size:12px;
line-height:22px;
}
a.alt{
position:relative;
background-color:#f8f8f8;
float:left;
width:158px;height:20px;
margin:0 auto;
border:1px solid #ccc;
text-align:center;
text-decoration:none;
color:#555;
}
a.alt:hover{background:#EEE; text-decoration:none;z-index:2;}
a.alt span{display:none;}
a.alt:hover span{
position:absolute;
display:block;
top:-1px;left:158px;
width:190px;border:1px solid #ccc;
z-index:1;
background-color:#fff;
}
</style>
</head>
<body>
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</body>
</html>