老师麻烦检查下
来源：2-29 编程练习
豆包侠
2021-10-12 10:38:18
<!DOCTYPE html>
<html>
<head lang="en">
<meta charset="UTF-8">
<title>:nth-child()</title>
<style type="text/css">
thead>tr>th:nth-child(n){
background: #ff0;
}
tbody>tr:nth-child(odd){color: chocolate;}
tbody>tr:nth-child(even){color: #0f0;}
</style>
</head>
<body>
<table border="1" cellspacing="0" width="200">
<thead>
<tr>
<th>序号</th>
<th>姓名</th>
<th>性别</th>
<th>年纪</th>
</tr>
</thead>
<tbody>
<tr>
<td>1</td>
<td>张三</td>
<td>男</td>
<td>12</td>
</tr>
<tr>
<td>2</td>
<td>李四</td>
<td>女</td>
<td>11</td>
</tr>
<tr>
<td>3</td>
<td>赵五</td>
<td>男</td>
<td>12</td>
</tr>
<tr>
<td>4</td>
<td>王二</td>
<td>男</td>
<td>12</td>
</tr>
</tbody>
</table>
</body>
</html>
1回答
-
好帮手慕久久
2021-10-12
同学你好，效果是对的，代码可以优化一下：
祝学习愉快！
0
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