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| <!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title></title>
<style type="text/css">
li:nth-child(1){
background-color: red;
}
li:nth-child(2){
background-color: red;
}
li:nth-child(2n-1){
background-color: red;
}
li:nth-of-type(3){
background-color: blue;
}
li:nth-of-type(4){
background-color: blue;
}
</style>
</head>
<body>
<ul>
<li>列表1</li>
<p>段落1</p>
<li>列表2</li>
<li>列表3</li>
<p>段落2</p>
<li>列表4</li>
<li>列表5</li>
<li>列表6</li>
<p>段落3</p>
<li>列表7</li>
<li>列表8</li>
<li>列表9</li>
<li>列表10</li>
<p>段落4</p>
<p>段落5</p>
<p>段落6</p>
</ul>
</body>
</html>
|
