htmledit_views">
制作带有下拉悬停菜单的导航栏
html"><!DOCTYPE html>
<html>
<head><meta charset="utf-8"><title>带有下拉悬停菜单的导航栏</title><style>* {margin: 0;padding: 0;}#menu {background-color: blue;width: 100%;height: 50px;}.item {float: left;width: 120px;height: 50px;line-height: 50px;text-align: center;color: white;position: relative;}.item:hover {background-color: green;}#container {width: 800px;margin: auto;}#down_menu {background-color: #CCCCCC;display: none;position: absolute;}.item:hover>#down_menu {display: block;width: 120px;}</style>
</head><body><div id="menu"><div id="container"><div class="item">购买<div id="down_menu"><div>产品详情</div><div>用户评价</div><div>购买渠道</div><div>售后服务</div></div></div><div class="item">介绍<div id="down_menu"><div>产品特点</div><div>使用方法</div><div>常见问题</div><div>技术支持</div></div></div><div class="item">关于<div id="down_menu"><div>产品优势</div><div>应用场景</div><div>案例展示</div><div>升级计划</div></div></div></div></div>
</body>
</html>
