rendered paste body<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<title></title>
<style type="text/css">
.div1
{
width: 800px;
height: 200px;
border: 1px solid black;
margin-left: auto;
margin-right: auto;
}
.div2
{
display: table-cell;
vertical-align: middle;
}
</style>
</head>
<body>
<form action="" method="post">
<div class="div1">
<div class="div2">
foo
</div>
</div>
</form>
</body>
</html>