首页htmlbackground_attachmentCSS Property Value - 如何使用background-attachment: fixed

CSS Property Value - 如何使用background-attachment: fixed

我们想知道如何使用background-attachment: fixed。

<html>
<head>
<style>
body {
  background-image: url("http://w3cschool.cn/style/download.png");
  background-attachment: fixed; 
  background-position: center;
  background-repeat: no-repeat;
  background-color: #eaeaea; 
}
</style>
</head>
<body>
    <p>This example illustrates the <b>background-attachment</b> property<p>
    <p>The<br />
    image<br />
    stays<br />
    in<br />
    the<br />
    same<br />
    place<br />
    even<br />
    when<br />
    you<br />
    scroll<br />
    down<br />
    the<br />
    page.</p>
</body>
</html>