三级下拉菜单隐藏显示动画效果

原创 2018-11-22 14:15:28 298
摘要:<!DOCTYPE html> <html> <head>     <meta charset="UTF-8">     <title>三级下拉菜单</title>    &nb
<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <title>三级下拉菜单</title>
    <script type="text/javascript" src="jquery-3.3.1.min.js"></script>
    <style type="text/css">
        *{margin:0px;padding: 0px;}
        .menu{width: 800px;height: 38px;margin: 0px auto;background: pink;margin-top: 20px;color: #666;border:1px solid #ccc;border-radius: 5px;}
        ul{list-style: none}
        ul li{width:100px;height: 36px;line-height: 36px;text-align: center;float: left;border-right: 1px solid #ccc;cursor: pointer;}
        .twobox li {width: 100px;height: 30px;line-height: 30px;background: pink;color: #666;font-size: 14px;position: relative;border:0px;}
        .twobox li:hover{background: #000;color: #fff;}
        .three{position: absolute;top: 0px;left: 100px;}
        .three li{width: 99px;height: 30px;line-height: 30px;border:0px;}
    </style>
    <script >
        //     //隐藏二级与三级下拉菜单
        //     //鼠标移动到包含二级菜单的一级菜单时显示当前二级菜单
        //     //鼠标移出包含二级菜单的一级菜单时隐藏当前二级菜单
        //     //鼠标移动到包含三级菜单的二级菜单时显示当前三级菜单
        //     //鼠标移出包含三级菜单的二级菜单时隐藏当前三级菜单
        
        $(document).ready(function () {
            $('.twobox').hide()
            $('.three').hide()
            $('.one>li').mouseover(function(){
                $(this).find('.twobox').slideDown(500)
            })
            $('.one>li').mouseleave(function(){
                $(this).find('.twobox').slideUp(200)
            })
            $('.twobox>li').mouseover(function(){
                $(this).find('.three').slideDown(500)
            })
            $('.twobox>li').mouseleave(function(){
                $(this).find('.three').slideUp(200)
            })
        })
    </script>
</head>
<body>
    <div>
        <ul>
            <li>首页</li>
            <li>产品
                <ul>
                    <li>产品1</li>
                    <li>产品2
                        <ul>
                            <li>产品2.1</li>
                            <li>产品2.2</li>
                            <li>产品2.3</li>
                            <li>产品2.4</li>
                        </ul>
                    </li>
                    <li>产品3</li>
                    <li>产品4
                        <ul>
                            <li>产品4.1</li>
                            <li>产品4.2</li>
                            <li>产品4.3</li>
                            <li>产品4.4</li>
                        </ul>
                    </li>
                </ul>
            </li>
            <li>新闻</li>
            <li>案例
                <ul>
                    <li>案例1</li>
                    <li>案例2
                        <ul>
                            <li>案例2.1</li>
                            <li>案例2.2</li>
                            <li>案例2.3</li>
                            <li>案例2.4</li>
                        </ul>
                    </li>
                    <li>案例3</li>
                </ul>
            </li>
            <li>联系我们</li>
        </ul>
    </div>
</body>
</html>

三级下拉菜单,带了动画效果,界面看起来友好多了

批改老师:灭绝师太批改时间:2018-11-22 17:09:11
老师总结:布局看着也很好,条理很清楚,继续保持,好的布局再写js的时候也会轻松哦!

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