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<!DOCTYPE HTML>
<html>
<title>Reftest, bug 1156456</title>
<style>
html, body {
height: 100%;
}
body {
background: white;
perspective: 1000px;
}
div, div::before, div::after {
width: 200px; height: 200px;
}
@keyframes HoldTransform {
from, to {
/* approximately rotateY(-120deg) rotateX(60deg); */
transform: rotateY(-2.0944rad) rotateX(1.0472rad);
}
}
div {
position: absolute;
top: 0; right: 0; bottom: 0; left: 0;
margin: auto;
transform-origin: 50% 50% 100px;
background: #006;
transform-style: preserve-3d;
animation: 10s HoldTransform infinite;
}
div::before, div::after {
position: absolute;
top: 0; left: 0;
content: "";
}
div::before {
background: #00f;
transform: translate3D(100px, 0, 100px) rotateY(90deg);
}
div::after {
background: #00c;
transform: translate3D(0, -100px, 100px) rotateX(90deg);
}
</style>
<div></div>
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