background-attachment
属性指定 背景图像是否应该滚动或固定(不会随 该页的其余部分):
指定背景图像应固定:
body
{
background-image: url("img_tree.png");
background-repeat: no-repeat;
background-position: right top;
background-attachment: fixed;
}
自己尝试一下→
<!DOCTYPE html>
<html>
<head>
<style>
body {
background-image: url("img_tree.png");
background-repeat: no-repeat;
background-position: right top;
margin-right: 200px;
background-attachment: fixed;
}
</style>
</head>
<body>
<h1>The background-attachment Property</h1>
<p>The background-attachment property specifies whether the background image should scroll or be fixed (will not scroll with the rest of the page).</p>
<p><strong>Tip:</strong> If you do not see any scrollbars, try to resize the browser window.</p>
<p>The background-image is fixed. Try to scroll down the page.</p>
<p>The background-image is fixed. Try to scroll down the page.</p>
<p>The background-image is fixed. Try to scroll down the page.</p>
<p>The background-image is fixed. Try to scroll down the page.</p>
<p>The background-image is fixed. Try to scroll down the page.</p>
<p>The background-image is fixed. Try to scroll down the page.</p>
<p>The background-image is fixed. Try to scroll down the page.</p>
<p>The background-image is fixed. Try to scroll down the page.</p>
<p>The background-image is fixed. Try to scroll down the page.</p>
<p>The background-image is fixed. Try to scroll down the page.</p>
<p>The background-image is fixed. Try to scroll down the page.</p>
<p>The background-image is fixed. Try to scroll down the page.</p>
<p>The background-image is fixed. Try to scroll down the page.</p>
<p>The background-image is fixed. Try to scroll down the page.</p>
<p>The background-image is fixed. Try to scroll down the page.</p>
<p>The background-image is fixed. Try to scroll down the page.</p>
<p>The background-image is fixed. Try to scroll down the page.</p>
<p>The background-image is fixed. Try to scroll down the page.</p>
<p>The background-image is fixed. Try to scroll down the page.</p>
<p>The background-image is fixed. Try to scroll down the page.</p>
<p>The background-image is fixed. Try to scroll down the page.</p>
<p>The background-image is fixed. Try to scroll down the page.</p>
</body>
</html>
指定背景图像应与页面的其余部分一起滚动:
body
{
background-image: url("img_tree.png");
background-repeat: no-repeat;
background-position: right top;
background-attachment: scroll;
}
自己尝试一下→
<!DOCTYPE html>
<html>
<head>
<style>
body {
background-image: url("img_tree.png");
background-repeat: no-repeat;
background-position: right top;
margin-right: 200px;
background-attachment: scroll;
}
</style>
</head>
<body>
<h1>The background-attachment Property</h1>
<p>The background-attachment property specifies whether the background image should scroll or be fixed (will not scroll with the rest of the page).</p>
<p><strong>Tip:</strong> If you do not see any scrollbars, try to resize the browser window.</p>
<p>The background-image scrolls. Try to scroll down the page.</p>
<p>The background-image scrolls. Try to scroll down the page.</p>
<p>The background-image scrolls. Try to scroll down the page.</p>
<p>The background-image scrolls. Try to scroll down the page.</p>
<p>The background-image scrolls. Try to scroll down the page.</p>
<p>The background-image scrolls. Try to scroll down the page.</p>
<p>The background-image scrolls. Try to scroll down the page.</p>
<p>The background-image scrolls. Try to scroll down the page.</p>
<p>The background-image scrolls. Try to scroll down the page.</p>
<p>The background-image scrolls. Try to scroll down the page.</p>
<p>The background-image scrolls. Try to scroll down the page.</p>
<p>The background-image scrolls. Try to scroll down the page.</p>
<p>The background-image scrolls. Try to scroll down the page.</p>
<p>The background-image scrolls. Try to scroll down the page.</p>
<p>The background-image scrolls. Try to scroll down the page.</p>
<p>The background-image scrolls. Try to scroll down the page.</p>
<p>The background-image scrolls. Try to scroll down the page.</p>
<p>The background-image scrolls. Try to scroll down the page.</p>
<p>The background-image scrolls. Try to scroll down the page.</p>
<p>The background-image scrolls. Try to scroll down the page.</p>
<p>The background-image scrolls. Try to scroll down the page.</p>
</body>
</html>
设置背景图像是固定的还是与页面的其余部分一起滚动