<!DOCTYPE HTML>
<style>
.composited {
position: absolute;
transform: translateZ(0);
width: 150px;
height: 150px;
background: #D9CCA7;
}
body {
background: #402B3C;
}
#layer-A {
overflow: hidden;
width: 50px;
height: 50px;
border: solid 5px #402B3C;
position: fixed;
background: #6AA6A6;
top: 20px;
left: 20px;
}
#layer-B {
width: 100px;
height: 100px;
background: #F26835;
position: absolute;
top: 100px;
left: 100px;
}
#layer-C {
width: 200px;
height: 20px;
background: #F2B263;
position: absolute;
border: solid 3px #6AA6A6;
top: 40px;
left: 40px;
}
</style>
<div class="composited"></div>
<div id="layer-A"></div>
<div id="layer-B"></div>
<div id="layer-C"></div>
<pre><pre>
<script>
if (window.testRunner) {
testRunner.dumpAsText();
window.internals.settings.setPreferCompositingToLCDTextEnabled(true);
} else {
alert('This test requires testRunner');
}
window.internals.forceCompositingUpdate(document);
document.getElementById("layer-A").style.position = "absolute";
document.querySelector('pre').textContent = window.internals.layerTreeAsText(document);
</script>