try_w3examples_318 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>
<div class="w3-container">
    <h2>图片作为工具提示</h2>
    <h2>将鼠标悬停在图片上！</h2>
    <div class="w3-tooltip">
        <p class="w3-text">汽车是用于运输的轮式自供电汽车。该术语的大多数定义都指定汽车通常具有四个车轮。（Wikipedia）</p>
        <img src="https://atts.w3cschool.cn/img_car.jpg" alt="Car" style="width:100%">
    </div>
</div>
</body>
</html>
 
 
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运行结果
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