table布局的css 练习2

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        table{
            width: 50%;
            border:1px solid black;
            /* 边框合并 */
            border-collapse: collapse;
            text-align: center;
        }
        td,th{
            border:1px solid black;
          
        }
        /* 奇数行改变颜色 odd 为奇数  even为偶数 */
        tr:nth-child(odd){
            background-color: lime;
        }
    </style>
</head>
<body>
    <table>
 
       
            <tr><th>日期</th><th>收入</th><th>支出</th><th>合计</th></tr>
      
     
            <tr><td>2019.1.1</td><td>500</td><td>200</td><td>300</td></tr>
            <tr><td>2019.1.2</td><td>500</td><td>200</td><td>300</td></tr>
            <tr><td>2019.1.3</td><td>500</td><td>200</td><td>300</td></tr>
       
   
            <tr><td colspan="3">合计</td><td>900</td></tr>
      
    </table>
</body>
</html>
posted @ 2020-02-13 21:38  玄空2  阅读(187)  评论(0)    收藏  举报