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<!DOCTYPE html>
<title>Multicolumn under position:sticky should be positioned correctly</title>
<link rel="help" href="https://www.w3.org/TR/css-position-3/#sticky-pos" />
<link rel="match" href="position-sticky-child-multicolumn-ref.html" />
<link rel="author" title="Philip Rogers" href="mailto:pdr@chromium.org" />
<meta name="assert" content="This test checks that a multicolumn element is positioned relative to a sticky position" />
<script src="../resources/ref-rectangle.js"></script>
<style>
body {
margin: 0;
}
#scroller {
overflow-y: scroll;
width: 200px;
height: 200px;
}
#sticky {
position: sticky;
top: 10px;
margin: 10px;
}
#multicolumn {
width: 100px;
height: 100px;
background: green;
columns: 1;
}
#contents {
margin-left: 10%;
margin-top: 10%;
width: 80%;
height: 80%;
background: lightgreen;
}
#spacer {
height: 400px;
}
</style>
<div id="scroller">
<div id="sticky">
<div id="multicolumn">
<div id="contents"></div>
</div>
</div>
<div id="spacer"></div>
</div>
<div>You should see a light green box above with a dark green border, no blue should be visible.</div>
<script>
window.addEventListener('load', function() {
scroller.scrollTop = 100;
createIndicatorForStickyElements(document.querySelectorAll('.sticky'));
});
</script>
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