App下載
實例代碼( Tip: 登錄后體驗更佳 )
<!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">
    <h3>移动优先流体网格</h3>
    <p class="w3-large">尝试调整窗口大小！</p>
</div>
<div class="w3-row">
    <div class="w3-col m1 w3-center w3-grey">1</div>
    <div class="w3-col m1 w3-center">2</div>
    <div class="w3-col m1 w3-center w3-grey">3</div>
    <div class="w3-col m1 w3-center">4</div>
    <div class="w3-col m1 w3-center w3-grey">5</div>
    <div class="w3-col m1 w3-center">6</div>
    <div class="w3-col m1 w3-center w3-grey">7</div>
    <div class="w3-col m1 w3-center">8</div>
    <div class="w3-col m1 w3-center w3-grey">9</div>
    <div class="w3-col m1 w3-center">10</div>
    <div class="w3-col m1 w3-center w3-grey">11</div>
    <div class="w3-col m1 w3-center">12</div>
</div>
<div class="w3-row">
    <div class="w3-col w3-container m4 l3 w3-yellow">
        <p>此部分将在小屏幕上占据12列，在中型屏幕上占据4列，在大屏幕上占据3列。</p>
    </div>
    <div class="w3-col w3-container m8 l9">
        <p>此部分在小屏幕上将占据12列，在中型屏幕上将占据8列，在大屏幕上将占据9列。</p>
        <p>此部分在小屏幕上将占据12列，在中型屏幕上将占据8列，在大屏幕上将占据9列。</p>
 
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運行結果