<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>JS Bin</title>
<style type="text/css">
div{
200px;
height:100px;
border:1px solid black;
position:relavite;
}
span:before{
content:url(http://1.yuhuo.sinaapp.com/atel.png);
vertical-align:middle;
display:inline-block;} </style>
</head>
<body> <div> <span>手机</span> </div> </body> </html>