CSS案例

 

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"> 
<title>饭桶教程(kuaikuaixuan.com)</title>  
<style>
[lang|=en]
{
color:blue;
}
</style>
</head>
<body>
<h2>将适用:</h2>
<p>Hello!</p>
<p>Hi!</p>
<p>Ello!</p>
<hr>
<h2>将不适用:</h2>
<p>Hi!</p>
<p>Hei!</p>
</body>
</html>



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