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<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>无标题文档</title>
<style type="text/css">
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a:link{
color:red;
text-decoration:none;
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a:visited{
color:pink;
text-decoration:none;
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a:hover{
background-color:green;
color:yellow;
text-decoration:none;
}
a:active{
background-color:blue;
text-decoration:none;
}
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<body>
<a href="http://www.baidu.com" target="_blank" >Baidu</a>
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