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Test Info:
<!DOCTYPE html>
<!-- Any copyright is dedicated to the Public Domain.
<html>
<head>
<title>CSS Test: Sticky Positioning - left+right, at middle</title>
<link rel="author" title="Corey Ford" href="mailto:cford@mozilla.com">
<link rel="match" href="left-right-2-ref.html">
<meta name="flags" content="dom">
<meta name="assert" content="Left+right sticky, scrolled to the middle: should stay in its normal position">
<style>
#scroll {
width: 100px;
height: 100px;
overflow: hidden;
border: 1px solid black;
white-space: nowrap;
}
#scroll div {
display: inline-block;
}
.fill {
width: 100px;
height: 1px;
}
#contain {
width: 200px;
height: 10px;
background-color: gray;
}
#sticky {
position: sticky;
left: 10px;
right: 10px;
width: 10px;
height: 10px;
background-color: black;
}
</style>
<body>
<div id="scroll">
<div class="fill"></div
><div id="sticky"></div
><div class="fill"></div>
</div>
<script type="text/javascript">
document.getElementById("scroll").scrollLeft = 50;
</script>
</body>
</html>