<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-type" content="text/html; charset=utf-8">
<style type="text/css" media="screen">
div {
-webkit-box-sizing: border-box;
}
.container {
position: absolute;
left: 20px;
top: 50px;
}
.reflected {
position: relative;
width: 150px;
height: 120px;
border: 1px solid black;
-webkit-box-reflect: below 6px;
}
.box {
width: 100px;
height: 100px;
}
.inner {
position: absolute;
top: 10px;
left: 10px;
background-color: green;
}
.composited {
will-change: transform;
}
.inner.moved {
left: 25px;
}
#indicator {
position: absolute;
top: 135px;
left: 26px;
background-color: red;
}
</style>
<script type="text/javascript" charset="utf-8">
function doTest() {
document.getElementById('inner').className = 'inner moved box';
}
window.addEventListener('load', doTest, false);
</script>
</head>
<p>Position of reflected layer should update correctly. You should see no red below.</p>
<div class="container">
<div id="indicator" class="box"></div>
<div class="reflected composited">
<div id="inner" class="inner box">
</div>
</div>
</div>
</html>