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<!--
Any copyright is dedicated to the Public Domain.
-->
<!DOCTYPE html>
<html lang="en-US">
<head>
<title>Testing nested balancing column sets</title>
<link rel="author" title="Mats Palmgren" href="https://bugzilla.mozilla.org/show_bug.cgi?id=822053">
<style type="text/css">
html,body {
color:black; background-color:white; font-size:16px; padding:0; margin:0;
}
.colset {
column-count: 2;
column-gap: 1px;
column-rule: 1px solid black;
border: solid silver;
width:30ch;
}
p { margin: 0; }
/* balancing column sets deeper than level 2 should only use 1 column */
.colset .colset .colset,
.colset .colset .colset .colset {
column-count: 1;
}
</style>
</head>
<body>
<div class="colset">
<p>one one one one one</p>
<div class="colset">
<p>two two two two two</p>
</div>
</div>
<br>
<div class="colset">
<p>one one one one one</p>
<div class="colset">
<p>two two two two two</p>
<div class="colset">
<p>three three three three three</p>
</div>
</div>
</div>
<br>
<div class="colset">
<p>one one one one one</p>
<div class="colset">
<p>two two two two two</p>
<div class="colset">
<p>three three</p>
<div class="colset">
<p>four four four four four</p>
</div>
</div>
</div>
</div>
</body>
</html>