CSS案例

 

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"> 
<title>饭桶教程(kuaikuaixuan.com)</title>
<style>
h1 {font-size:250%;}
h2 {font-size:200%;}
p {font-size:100%;}
</style>
</head>
<body>
<h1>This is heading 1</h1>
<h2>This is heading 2</h2>
<p>This is a paragraph.</p>
</body>
</html>



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