trycss_background-position_pixel 在线代码实例

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运行代码

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<!DOCTYPE html>
<html>
<head>
<style>
body
{ 
background-image: url('/statics/images/course/smiley.gif');
background-repeat: no-repeat;
background-attachment:fixed;
background-position: 50px 100px;
}
</style>
</head>
<body>
<p><b>Note:</b> For this to work in Firefox and Opera, the background-attachment property must be set to "fixed".</p>
</body>
</html>
 
 
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运行结果
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