css_伪类
<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="Generator" content="EditPlus®">
<meta name="Author" content="">
<meta name="Keywords" content="">
<meta name="Description" content="">
<title>css_伪类</title>
<style type="text/css">
a:link{color: red;}/* 在点击超链接前所表现的样式*/
a:visited{color: #999999}/* 浏览过后超链接的样式*/
a:hover{color: green;text-decoration: none;}/* 鼠标悬停在超链接上面的样式*/
a:active{ color: blue;font-weight:border }/* 鼠标点击表示的样式*/
</style>
</head>
<body>
<a href="http://www.baidu.com">百度</a>
</body>
</html>
