代码是否规范?哪些地方需要优化?
来源:4-7 编程练习
慕桂英8455924
2020-03-25 18:32:41
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>display属性</title>
<style type="text/css">
/*样式补充*/
body,div,h3,ul{margin: 0px;padding: 0px;background-color: white;line-height: 1.5em;}
.big{margin: 0 auto;width: 150px;}
.div1 h3,.div2 h3,.div3 h3{height:1.3em; width:150px;background-color: #f2f2f2; text-align: center;
line-height: 1.3em;
border:1px solid black;}
ul{text-align: center;
border-left:1px solid black;
border-right:1px solid black;
width: 150px;}
.clothes{border-bottom: 1px black solid;}
li{display: none;}
.div1:hover li{display: block;}
.div2:hover li{display: block;}
.div3:hover li{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,代码是正确的,继续加油。祝学习愉快~
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