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Test Info:
<!DOCTYPE html>
<!-- Any copyright is dedicated to the Public Domain.
<html>
<head>
<title>CSS Test: Sticky Positioning - multiframe containing-block element</title>
<link rel="author" title="Corey Ford" href="mailto:cford@mozilla.com">
<link rel="match" href="column-contain-1-ref.html">
<meta name="assert" content="Sticky positioning with a multiple-frame containing-block element should stay contained within the bounding box of all that element's frames">
<style>
#scroll {
overflow: hidden;
height: 200px;
line-height: 1;
}
#columns {
column-count: 2;
column-rule: 1px solid black;
height: 200px;
width: 200px;
}
#fill {
height: 390px;
background: blue;
}
#sticky {
position: sticky;
left: 190px;
width: 10px;
height: 10px;
background: black;
}
</style>
</head>
<body>
<div id="scroll">
<div id="columns">
<div id="contain">
<div id="sticky"></div>
<div id="fill"></div>
</div>
</div>
</div>
</body>
</html>