边框背景用不了
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>边框图片</title>
<style>
#border_image {
margin:0 auto;
height:100px;
line-height:100px;
text-align:center;
font-size:30px;
width:450px;
border:15px solid #ddd;
background-color:gray;
border-image:url(http://img1.sycdn.imooc.com//52e22a1c0001406e03040221.jpg) 70 70 70 70 stretch;
}
</style>
</head>
<body>
<div id="border_image">
请为我镶嵌上漂亮的画框吧
</div>
</body>
</html>
