这是我第三个网页
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>第三个网页</title>
<link rel="stylecss" type="text/css" href="url">
<link rel="shortcut icon" type="image/x-icon" href="icons/坏蛋.ico">
<style type="text/css" href="没想到">
.diyiji{list-style:none;width:60px;height:20px;background-color:pink;color:#fff;margin:5px 1px;text-align:center;line-height:20px;float:left;}
.erji{list-stlye:url(icons/ico.*);width:62px;height:18px;bakcground-color:pink;color:blue;margin:0px 1px;text-align:center;line-height:18px;folat:left;}
</style>
</head>
<body>
<ul class="diyiji">
<li>PHP
<ul class="erji">
<li>二级1</li>
<li>二级2</li>
</ul>
</li>
<li>中文网</li>
<li>第二天</li>
</ul>
</body>
</html>