CSS居中总结 

<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title></title>
    <style>
       body{
           margin:0;
           padding:0;
           text-align: center;
       }
        .div1{
            width:200px;
            height:200px;
            background-color: aquamarine;
        }
        .div2{
            width:100px;
            height:100px;
            background-color:red;
        }
        .spcenter{
            margin:0 auto;     /*DIV居中*/
            text-align: center;   /*文本居中*/
        }
        .div3{
            width:400px;
            height:400px;
            background: url("noavatar_big.gif") center red no-repeat ;
            margin:0 auto;
        }
        .div4{
               width:300px;
               height:300px;
               border: 1px solid red;
               line-height: 300px;
            margin:0 auto;
           }
       .div5{
           width:900px;
           height:300px;
           border: 1px solid red;
           vertical-align: middle;
           line-height: 300px;
           margin:0 auto;
       }
        img{
            vertical-align: middle;
        }
       ul{
           list-style: none;
           display: inline-block;
           vertical-align: middle;
       }
       ul li{
           float: left;
           padding:5px;
       }
    </style>
</head>
<body>
<p>水平居中</p>
  <div class="div1 spcenter">
  <div class="div2 spcenter"></div>
  </div>
  <hr/>
<p>图片的垂直居中</p>
  <div class="div3"></div>
<hr/>
<p>针对文字短的文字的垂直居中</p>
  <div class="div4">
      <span>这真的是文字的垂直居中</span>
      </div>
<hr/>
<p>文字与图片、按钮、导航的垂直居中</p>
  <div class="div5">
     <span>图片与文字垂直居中</span>
      <input type="text"/>
      <img src="noavatar_big.gif" alt=""/>
      <ul>
          <li>qwe</li>
          <li>wer</li>
          <li>ert</li>
      </ul>
</div>
</body>
</html>

代码运行如下

 

posted @ 2015-11-08 14:40  yyt_caroline  阅读(276)  评论(0)  编辑  收藏  举报