​x
 
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"> 
<title>Wfuyu教程(wfuyu.com)</title> 
<style>
div>p
{
    background-color:yellow;
}
</style>
</head>
​
<body>
<h1>Welcome to My Homepage</h1>
<div>
<h2>My name is Donald</h2>
<p>I live in Duckburg.</p>
</div>
​
<div>
<span><p>I will not be styled.</p></span>
</div>
​
<p>My best friend is Mickey.</p>
</body>
</html>