App下载
实例代码( Tip: 登录后体验更佳 )
<!DOCTYPE html>
<html>
<head>
<title>W3.CSS(w3cschool.cn)</title>
<meta name="viewport" content="width=device-width, initial-scale=1" charset="UTF-8">
<link rel="stylesheet" href="https://7npmedia.w3cschool.cn/w3.css">
</head>
<body>
<div class="w3-container">
<h2></h2>
<p>w3-smallw3-largew3-xlargew3-xxlarge</p>
<p>Default:</p>
<div class="w3-bar w3-border w3-green">
<a href="#" class="w3-bar-item w3-button"></a>
<a href="#" class="w3-bar-item w3-button"> 1</a>
<a href="#" class="w3-bar-item w3-button"> 2</a>
<a href="#" class="w3-bar-item w3-button"> 3</a>
</div>
<p>w3-large:</p>
<div class="w3-bar w3-border w3-green w3-large">
<a href="#" class="w3-bar-item w3-button"></a>
<a href="#" class="w3-bar-item w3-button"> 1</a>
<a href="#" class="w3-bar-item w3-button"> 2</a>
<a href="#" class="w3-bar-item w3-button"> 3</a>
</div>
<p>w3-xlarge:</p>
<div class="w3-bar w3-border w3-green w3-xlarge">
<a href="#" class="w3-bar-item w3-button"></a>
<a href="#" class="w3-bar-item w3-button"> 1</a>
<a href="#" class="w3-bar-item w3-button"> 2</a>
<a href="#" class="w3-bar-item w3-button"> 3</a>
 
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运行结果