Css基本样式综合设计：表格的制作的详细介绍

<table id="tb">
 <tr>
 <th>姓名</th>
 <th>年龄</th>
 <th>性别</th>
 </tr>
 <tr>
 <td>小王</td>
 <td>20</td>
 <td>男</td>
 </tr>
 <tr class="alt">
 <td>小王</td>
 <td>20</td>
 <td>男</td>
 </tr>
 <tr>
 <td>小王</td>
 <td>20</td>
 <td>男</td>
 </tr>
 <tr class="alt">
 <td>小王</td>
 <td>20</td>
 <td>男</td>
 </tr>
</table>
 
 
 
 
 
#tb{
 border-collapse: collapse;
 width: 500px;
}
#tb td,#tb th{
 border: 1px solid bisque;
 padding: 5px;
}
#tb th{
 text-align: left;
 background-color: aqua;
 color: #ffffff;
}
#tb tr.alt td{
 color: black;
 background-color: aquamarine;
}