3D cube via @LeaVerou http://lea.verou.me/2014/04/dynamically-generated-svg-through-sass-a-3d-animated-rgb-cube/

dabblet.css

/**
 * 3D cube via @LeaVerou  http://lea.verou.me/2014/04/dynamically-generated-svg-through-sass-a-3d-animated-rgb-cube/
 */
 
body {
	perspective: 600px;
	perspective-origin: 300px -90px;
}

.cube, .cube:before, .cube:after,
.cube > div, .cube > div::before, .cube > div::after {
	content: "";
	position: absolute;
	width: 200px; height: 200px;
	transform-origin: 0 0;
	transform-style: preserve-3d;
}

.cube {
	top: 100px; left: 100px;
	background: hsla(0,100%,50%,.5);
	transform-origin: center;
	transform: rotateY(230deg) rotateX(0deg) rotateZ(0deg);
}

.cube > div {
	transform-origin: 50% 100%;
	transform: rotateX(90deg) rotateY(180deg);
	background: hsla(180,100%,50%,.5);
}

.cube::before,
.cube > div::before {
	background: hsla(60,100%,50%,.5);
	transform: rotateX(-90deg);
}

.cube::after,
.cube > div::after {
	background: hsla(120,100%,50%,.5);
	transform: rotateY(-90deg) translateX(-100%);
}

.cube > div::before {
	background: hsla(240,100%,50%,.5);
}

.cube > div::after {
	background: hsla(300,100%,50%,.5);
}

dabblet.html

<div class="cube">
	<div></div>
</div>

dabblet.js

// alert('Hello world!');

settings.json

{"view":"split-vertical","fontsize":"100","seethrough":"","prefixfree":"1","page":"all"}