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<!DOCTYPE html>
<html>
<meta charset="utf-8">
<title>CSS Multi-column Layout Test: column-span:all does not create a spanner, inside an element establishing a containing block for fixed-position descendants</title>
<link rel="author" title="Ting-Yu Lin" href="mailto:tlin@mozilla.com">
<link rel="author" title="David Shin" href="mailto:dshin@mozilla.com">
<link rel="author" title="Mozilla" href="http://www.mozilla.org/">
<link rel="help" href="https://drafts.csswg.org/css-multicol-1/#the-multi-column-model">
<link rel="help" href="https://drafts.csswg.org/css-multicol-1/#column-span">
<link rel="match" href="multicol-span-all-010-ref.html">
<meta name="assert" content="This test checks that column-span:all does not create a spanner, inside an element establishing a containing block for fixed-position descendants.">
<style>
article {
column-count: 3;
column-rule: 6px solid;
width: 500px;
border: 1px solid black;
margin-bottom: 3px;
}
h3 {
column-span: all;
outline: 1px solid blue;
}
</style>
<body>
<article>
<div style="transform: scale(1)">
<h3>non-spanner</h3>
</div>
</article>
<article>
<div style="filter: contrast(100%)">
<h3>non-spanner</h3>
</div>
</article>
<article>
<div style="contain: paint">
<h3>non-spanner</h3>
</div>
</article>
<article>
<div style="contain: layout">
<h3>non-spanner</h3>
</div>
</article>
<article>
<div style="contain: content">
<h3>non-spanner</h3>
</div>
</article>
<article>
<div style="contain: strict; width: 50px; height: 50px;">
<h3>n</h3>
</div>
</article>
</body>
</html>
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