try_w3navigation_13 在线代码实例

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<!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>导航栏大小</h2>
    <p>使用width属性自定义列表项的宽度（注意：在较小的屏幕上，它们将转换为100％）：</p>
    <p>默认有两个项目：</p>
    <div class="w3-bar w3-border w3-light-grey">
        <a href="#" class="w3-bar-item w3-button w3-mobile w3-green">链接 1</a>
        <a href="#" class="w3-bar-item w3-button w3-mobile">链接 2</a>
    </div>
    <p>两项，已定制：</p>
    <div class="w3-bar w3-border w3-light-grey">
        <a href="#" style="width:50%" class="w3-bar-item w3-button w3-mobile w3-green">链接 1</a>
        <a href="#" style="width:50%" class="w3-bar-item w3-button w3-mobile">链接 2</a>
    </div>
    <p>两个项目<strong>居中：</strong></p>
    <div class="w3-bar w3-border w3-light-grey w3-center">
        <a href="#" style="width:50%" class="w3-bar-item w3-button w3-mobile w3-green">链接 1</a>
        <a href="#" style="width:50%" class="w3-bar-item w3-button w3-mobile">链接 2</a>
    </div>
    <p>三个项目：</p>
    <div class="w3-bar w3-border w3-light-grey">
        <a href="#" style="width:33.33%" class="w3-bar-item w3-button w3-mobile w3-green">链接 1</a>
        <a href="#" style="width:33.33%" class="w3-bar-item w3-button w3-mobile">链接 2</a>
 
 
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