try_w3effects_4 在线代码实例

实例代码( Tip: 登录后体验更佳 )
运行代码

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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>悬停效果</h2>
    <p>您还可以在悬停/鼠标悬停上添加特殊效果。</p>
    <p><strong>注意：</strong>IE 11和更早版本不支持w3-hover-sepia和w3-hover-grayscale类。</p>
    <p>w3-hover-opacity:</p>
    <img src="https://atts.w3cschool.cn/img_snow_wide.jpg" class="w3-hover-opacity" style="width:300px">
    <p>w3-hover-grayscale:</p>
    <img src="https://atts.w3cschool.cn/img_snow_wide.jpg" class="w3-hover-grayscale" style="width:300px">
    <p>w3-hover-sepia:</p>
    <img src="https://atts.w3cschool.cn/img_snow_wide.jpg" class="w3-hover-sepia" style="width:300px">
    <div class="w3-panel w3-red w3-hover-opacity">
        <p>w3悬停不透明度</p>
    </div>
    <div class="w3-panel w3-red w3-hover-grayscale">
        <p>w3悬停灰度</p>
    </div>
    <div class="w3-panel w3-red w3-hover-sepia">
        <p>w3悬停深褐色</p>
    </div>
</div>
</body>
</html>
 
 
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运行结果
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