css样式图片居中显示，不平铺

 

 

css：

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#box{
width:1000px;
height:500px;
border:1px solid #009;
background:url("ur;") no-repeat center center;
-webkit-background-size:contain;
background-size:contain;
}

 

 

#box{
width:1000px;
height:500px;
border:1px solid #009;
background:url("ur;") no-repeat center center;
-webkit-background-size:contain;/**--cover**/
background-size:contain;/**--cover**/
}

 

html：

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  <div id="box" src=""></div>