79 lines
1.3 KiB
HTML
79 lines
1.3 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<meta http-equiv="X-UA-Compatible" content="ie=edge">
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<title>下拉菜单</title>
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<style>
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body,ul {
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padding: 0;
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margin: 0;
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}
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body {
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margin-top: 40px;
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}
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/* ul li {
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list-style: none;
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display: inline-block;
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width: 160px;
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text-align: center;
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} */
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ul li {
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list-style: none;
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float: left;
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width: 160px;
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text-align: center;
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}
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.dropdown {
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display: none;
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}
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.hover-item:hover .dropdown {
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display: inline-block;
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}
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</style>
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</head>
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<body>
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<ul>
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<li class="hover-item">
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HTML 学习
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<ul class="dropdown">
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<li>基础标签学习</li>
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<li>块级标签学习</li>
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<li>图片标签学习</li>
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</ul>
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</li>
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<li class="hover-item">
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CSS 学习
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<ul class="dropdown">
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<li>定位学习</li>
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<li>浮动学习</li>
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<li>基础样式学习</li>
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</ul>
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</li>
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<li class="hover-item">
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JS 学习
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<ul class="dropdown">
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<li>函数学习</li>
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<li>语法学习</li>
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<li>算法学习</li>
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</ul>
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</li>
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</ul>
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</body>
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</html> |