<!DOCTYPE html>
<link rel="author" title="Morten Stenshorne" href="mailto:[email protected]">
<link rel="help" href="https://www.w3.org/TR/css-multicol-1/#spanning-columns">
<meta name="assert" content="Spanners may be not be nested formatting context roots - then the element becomes regular column content">
<link rel="match" href="../reference/ref-filled-green-100px-square.xht">
<p>Test passes if there is a filled green square and <strong>no red</strong>.</p>
<div style="width:100px; height:100px; background:red;">
<div style="width:fit-content; columns:4; column-gap:0; background:green;">
<div style="display:flow-root;">
<div style="column-span:all;">
<div style="width:25px; height:400px;"></div>
</div>
</div>
</div>
</div>
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