<!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">
<head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<title>multicolumn | column-rule</title>
  <style type="text/css">
    @page { font: italic 8pt sans-serif; color: gray;
            margin: 7%;
            counter-increment: page;
            @top-left { content: "CSS Multi-column Layout Module Level 1 CR Test Suite"; }
            @top-right { content: "Test multicol-rule-fraction-3-ref"; }
            @bottom-right { content: counter(page); }
          }
</style>
<link rel="author" title="Opera Software ASA" href="http://www.opera.com/" />
<style type="text/css"><![CDATA[
body {
	margin: 0;
}
body>div {
	font-family: ahem;
	font-size: 1em;
	line-height: 1em;
	color: black;
	background: yellow;
	margin: 1em;
	border: 1em solid gray;
	width: 14em;
	height: 2em;
	position: relative;
}
div div {
	width: 2em;
	height: 2em;
	background: black;
	position: absolute;
	left: 0;
	top: 0;
}
.a {
	background: blue;
	width: 1em;
}
#a1 {left: 2.43em;}
#a2 {left: 3.75em;}
#a3 {left: 6.13em;}
#a4 {left: 7.5em;}
#a5 {left: 9.9em;}
#a6 {left: 11.25em;}
]]></style>
</head>

<body>

<div> 
	<div></div>
	<div id="a1" class="a"></div>
	<div id="a2"></div>
	<div id="a3" class="a"></div>
	<div id="a4"></div>
	<div id="a5" class="a"></div>
	<div id="a6"></div>
</div>

</body>
</html>