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<!DOCTYPE HTML>
<!--
Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/
-->
<html><head>
<title>CSS Flexbox Test: dynamic change .left on abs.pos. item w. align-self:center</title>
<link rel="author" title="Mats Palmgren" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1405319">
<link rel="help" href="https://drafts.csswg.org/css-align-3/#propdef-align-self">
<link rel="match" href="flexbox-item-align-self-dynamic-pos-001-ref.html">
<style type="text/css">
html,body {
color:black; background-color:white; font:16px/1 monospace; padding:0; margin:0;
}
.flexbox {
display: flex;
position: relative;
height: 100px;
}
#item {
background: grey;
position: absolute;
align-self: center;
left: 10px;
}
</style>
</head>
<body>
<div class="flexbox">
<div id="item">X</div>
</div>
<script>
document.body.offsetLeft;
var items = Array.prototype.slice.call(document.querySelectorAll('#item'));
items.map(item => item.style.left = "20px");
document.body.offsetLeft;
</script>
</body>
</html>
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