JS和CSS实现分割线

<fieldset class="wp"> 
   <legend class="inner">分割线</legend> 
</fieldset>

.wp { 
    font-size: 14px; 
    color: #999; 
    border: 0; 
    border-top: 1px solid #ccc; 
    padding: 0; 
     } 
 
.inner { 
   margin: 0 auto; 
   padding: 0 10px; 
    }