css 核心----伪类选择器

css核心:css

            伪类选择器:html

<!doctype html>
  <html>
  <head>
  <title>Insert a title</title>
  <meta charset="utf-8">
  <style>
  table td:first-child{
  background-color:yellow;
  }
  table td:last-child{
  background-color:red;
  }
  table td:nth-child(3){
  background-color:green;
  }
   
  table td:not(:first-child){
  font-size:14px;
  font-weight:bold;
  color:#666;
  }
  </style>
  </head>
  <body>
  <table border="1">
  <tr>
  <td>孙悟空</td>
  <td>猪悟能</td>
  <td>沙悟净</td>
  <td>唐三藏</td>
  </tr>
  <tr>
  <td>贾宝玉</td>
  <td>林黛玉</td>
  <td>刘姥姥</td>
  <td>薛宝钗</td>
  </tr>
  <tr>
  <td>宋江</td>
  <td>鲁智深</td>
  <td>武松</td>
  <td>林冲</td>
  </tr>
  <tr>
  <td>刘备</td>
  <td>关于</td>
  <td>张飞</td>
  <td>赵云</td>
  </tr>
  </table>
  </body>
  </html>
相关文章
相关标签/搜索