时间：2021-07-01 10:21:17 帮助过：56人阅读
<html>
<head>
<style type="text/css">
a.one:link {color: #ff0000}
a.one:visited {color: #0000ff}
a.one:hover {color: #ffcc00}
a.two:link {color: #ff0000}
a.two:visited {color: #0000ff}
a.two:hover {font-size: 150%}
a.three:link {color: #ff0000}
a.three:visited {color: #0000ff}
a.three:hover {background: #66ff66}
a.four:link {color: #ff0000}
a.four:visited {color: #0000ff}
a.four:hover {font-family: monospace}
a.five:link {color: #ff0000; text-decoration: none}
a.five:visited {color: #0000ff; text-decoration: none}
a.five:hover {text-decoration: underline}
</style>
</head>
<body>
<p>Mouse over the links to see them change layout.</p>
<p><b><a class="one" href="default.asp" target="_blank">This link changes color</a></b></p>
<p><b><a class="two" href="default.asp" target="_blank">This link changes font-size</a></b></p>
<p><b><a class="three" href="default.asp" target="_blank">This link changes background-color</a></b></p>
<p><b><a class="four" href="default.asp" target="_blank">This link changes font-family</a></b></p>
<p><b><a class="five" href="default.asp" target="_blank">This link changes text-decoration</a></b></p>
</body>
</html>让文字的第一行特殊化
<html>
<head>
<style type="text/css">
p:first-line
{
color: #ff0000;
font-variant: small-caps
}
</style>
</head>
<body>
<p>
You can use the :first-line pseudo-element to
add a special effect to the first line of a text!
</p>
</body>
</html>