老师，请检查代码
来源：4-7 编程练习
凌墨霖
2020-04-08 14:50:36
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>display属性</title>
<style type="text/css">
/*样式补充*/
div{padding:0px;margin:0px;}
ul{display:none;background-color:white;list-style:none;}
.big{background-color:#e0e0e0;width:110px;margin:0 auto;text-align:center;}
.div1{border:1px solid gray;margin-bottom:-1px;}
.div2{border:1px solid gray;margin-bottom:-1px;}
.div3{border:1px solid gray;}
h3{margin:3px;padding:0px;}
ul{margin:0px;padding:0px;}
.div1:hover .elec{display:block;}
.div2:hover .wash{display:block;}
.div3:hover .clothes{display:block;}
</style>
</head>
<body>
<div class="big">
<div class="div1">
<h3>家电</h3>
<ul class="elec">
<li>冰箱</li>
<li>洗衣机</li>
<li>空调</li>
</ul>
</div>
<div class="div2">
<h3>洗护</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>衣物</h3>
<ul class="clothes">
<li>衬衫</li>
<li>裤子</li>
<li>卫衣</li>
</ul>
</div>
</div>
</body>
</html>
1回答
-
同学你好，效果是正确的，不过代码可以再简化一下，例如：
祝学习愉快~
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