4-5问题出在那

来源:4-7 编程练习

晓松aa

2017-08-13 19:24:27

<html> <meta charset="UTF-8">
        <title>display属性</title>
        <style type="text/css">
      
    <head>
         body,div,h3,ul,li{margin:0px;padding:0px;;}
        a{text-decoration:none;color:black;}
        .elec{display:none;}
       .div1:hover .elec{display:block;}
          .wash{display:none;}
      .div2:hover .wash{display:block;}
      .clothes{display:none;}
      .div3:hover .clothes{display:block;}
      .big{width:100px;background-color:#f2f2f2;border:1px #ececec solid;margin:0 auto;text-align:center;}
      ul li{list-style:none}
      .div1{width:100%;border-bottom:1px #d9dde1 solid;}
      .div2{border-bottom:1px #d9dde1 solid;}
          /*样式补充*/
          
          
        </style>
    </head>
    <body>
    <div class="big">
        <div class="div1">
            <h3><a href="#">家电</a></h3>
            <ul class="elec">
                <li>冰箱</li>
                <li>洗衣机</li>
                <li>空调</li>
            </ul>
        </div>
        <div class="div2">
            <h3><a href="#">洗护</a></h3>
            <ul class="wash">
                <li>洗衣液</li>
                <li>消毒液</li>
                <li>柔顺剂</li>
            </ul>
        </div>
        <div  class="div3">
            <h3><a href="#">衣物</a></h3>
             <ul class="clothes">
                <li>衬衫</li>
                <li>裤子</li>
                <li>卫衣</li>
            </ul>
        </div>
      </div>
</body>
</html>


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小丸子爱吃菜

2017-08-14

你说的问题是什么问题?因为我看鼠标划上去出现相应的列表内容的效果有实现?可以将你的问题描述清楚!

祝学习愉快!

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