html运行实例（eg_csse_background-position

代码示例：（标识：eg_csse_background-position_pixel）

<html>
<head>
<style type="text/css">
body
{ 
background-image: url('/static/demo/images/eg_bg_03.gif');
background-repeat: no-repeat;
background-attachment:fixed;
background-position: 50px 100px;
}
</style>
</head>

<body>
<p><b>注释：</b>为了在 Mozilla 中实现此效果，background-attachment 属性必须设置为 "fixed"。</p>
</body>
</html>