所以我有一个div三明治:三个div在彼此之上.由于背景图像,面包片都是固定高度的.肉是1px高的垂直中继器图像.当顶部面包片的溢出物质击中底部面包片的底部时,我需要一种方法来扩展肉.我认为肉和底部面包需要一个包装,但我不知道如何实现它.
这是我到目前为止所拥有的.
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html>
<head>
<style type="text/css">
#top {
position:relative;
height:100px;
background-color:pink;
width:460px;
word-wrap:break-word;
}
#wrapper {
position:relative;
}
#expand {
min-height:100%;
height:auto;
background-color:#EEEFFF;
}
#bottom {
height:100px;
background-color:#EEEEEE;
}
div.clear{
position:absolute;
width:100%;
clear:both;
height:1px;
overflow:hidden;
border:solid orange;
}
</style>
<title></title>
</head>
<body>
<div id="top">
a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a
</div>
<div id="wrapper">
<div id="expand"></div>
<div id="bottom"></div>
<div class="clear"></div>
</div>
</body>
</html>
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我需要一种方法来使top的内容与底部包装中的"clear"相匹配,并将包装器向下移动.
这是你追求的效果吗?
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html>
<head>
<style type="text/css">
#top {
position:absolute;
height:100px;
background-color:pink;
width:460px;
top:0px;
}
#wrapper {
position:relative;
}
#expand {
position:absolute;
top:100px; /*height of top div*/
bottom:100px; /*height of bottom div*/
width:100%;
background-color:#cccFFF;
}
#bottom {
position:absolute;
bottom:0px;
height:100px;
width:560px;
background-color:#EEEEEE;
}
#text
{
position:relative;
}
</style>
<title></title>
</head>
<body>
<div id="wrapper">
<div id="expand"></div>
<div id="top"></div>
<div id="bottom"></div>
<div id="text">
a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a<br/>a
</div>
</div>
</body>
</html>
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