Given the following code, how can I make the height of wrapper div extend all the way down.
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta content="en-us" http-equiv="Content-Language" />
<meta content="text/html; charset=utf-8" http-equiv="Content-Type" />
<title>Untitled 1</title>
<style type="text/css">
.wrapperDiv {
position: relative;
width: 800px;
background-color: #FFFF00;
margin-right: auto;
margin-left: auto;
}
.content {
position: absolute;
width: 95%;
top: 55px;
background-color: #008000;
}
.footer {
position: absolute;
width: 95%;
height: 50px;
background-color: #FF00FF;
bottom: 5px;
}
.header {
position: absolute;
width: 95%;
height: 50px;
background-color: #CCFF33;
top: 5px;
}
</style>
</head>
<body>
<div id="wrapper" class="wrapperDiv">
<div id="layer2" class="footer">
3</div>
<div id="layer3" class="header">
1</div>
<div id="layer1" class="content">
2<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
END</div>
</div>
</body>
</html>