w3css 在线编辑器 | w3css代码测试

<!DOCTYPE html>
<html>
<title>W3.CSS</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="https://www.cainiaomax.com/w3css/4/w3.css">
<body>

<div class="w3-container">
<h2>圆形按钮（w3-button）</h2>
<p><strong>w3-circle</strong> 类创建一个圆形按钮。</p>
</div>

<div class="w3-container">
<p><button class="w3-button w3-circle w3-black">按钮</button></p>
<p><button class="w3-button w3-circle w3-teal">按钮</button></p>
<p><button class="w3-button w3-circle w3-red">按钮</button></p>
<p><button class="w3-button w3-circle w3-black">1</button></p>
<p><button class="w3-button w3-circle w3-teal">2</button></p>
<p><button class="w3-button w3-circle w3-red">3</button></p>
</div>

<div class="w3-container w3-xlarge">
<p><button class="w3-button w3-circle w3-black">按钮</button></p>
<p><button class="w3-button w3-circle w3-teal">按钮</button></p>
<p><button class="w3-button w3-circle w3-red">按钮</button></p>
<p><button class="w3-button w3-circle w3-black">1</button></p>
<p><button class="w3-button w3-circle w3-teal">2</button></p>
<p><button class="w3-button w3-circle w3-red">3</button></p>
</div>

</body>
</html>