x
1
2
<html>3
<head>4
<meta charset="utf-8">5
<style>6
a:link {7
text-decoration: none;8
}9
/* unvisited link */10
11
a:visited {12
text-decoration: none;13
}14
/* visited link */15
16
a:hover {17
text-decoration: underline;18
}19
/* mouse over link */20
21
a:active {22
text-decoration: underline;23
}24
/* selected link */25
</style>26
</head>27
28
<body>29
<p><b><a href="/css/" target="_blank">This is a link</a></b></p>30
<p><b>注意:</b> hover必须在:link和 a:visited之后定义才有效.</p>31
<p><b>注意:</b>active必须在hover之后定义是有效的.</p>32
</body>33
</html>