<!-- Cube by Dave DeSandro. Source: http://desandro.github.io/3dtransforms/docs/cube.html -->
<section class="container container-1">
  <div class="cube">
    <div class="front">1</div>
    <div class="back">2</div>
    <div class="right">3</div>
    <div class="left">4</div>
    <div class="top">5</div>
    <div class="bottom">6</div>
    <div class="z-plane">z=0 plane</div>
  </div>
</section>
<section class="container container-2">
  <div class="cube">
    <div class="front">1</div>
    <div class="back">2</div>
    <div class="right">3</div>
    <div class="left">4</div>
    <div class="top">5</div>
    <div class="bottom">6</div>
    <div class="z-plane">z=0 plane</div>
  </div>
</section>
<section class="container container-3">
  <div class="cube">
    <div class="front">1</div>
    <div class="back">2</div>
    <div class="right">3</div>
    <div class="left">4</div>
    <div class="top">5</div>
    <div class="bottom">6</div>
    <div class="z-plane">z=0 plane</div>
  </div>
</section>
body {
  background-color: #F5F5F5;
  color: #555;
  padding: 1em;
  font-size: 1.1em;
  font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  -webkit-perspective: 1000px;
}

.container {
  width: 200px;
  height: 200px;
  margin: 100px;
  position: relative;
  display: inline-block;
  -webkit-perspective-origin: 250% 250%;
  perspective-origin: -150% -150%;
}

.container-2 {
  -webkit-perspective: 800px;
  perspective: 800px;
}

.container-1 {
  -webkit-perspective: 200px;
  perspective: 200px;
}

.container-3 {
  -webkit-perspective: 1800px;
  perspective: 1800px;
}

.cube {
  width: 100%;
  height: 100%;
  position: absolute;
  -webkit-transform-style: preserve-3d;
  transform-style: preserve-3d;
  -webkit-transform: translateZ(-100px);
  transform: translateZ(-100px);
}

.cube div:not(:last-of-type) {
  width: 196px;
  height: 196px;
  display: block;
  position: absolute;
  border: 2px solid black;
  text-align: center;
  color: white;
  font-size: 25px;
  line-height: 196px;
  opacity: .9;
}

.cube .front {
  background-color: deepPink;
  -webkit-transform: rotateY( 0deg) translateZ( 100px);
  transform: rotateY( 0deg) translateZ( 100px);
}

.cube .back {
  background-color: #00eeaa;
  -webkit-transform: rotateX( 180deg) translateZ( 100px);
  transform: rotateX( 180deg) translateZ( 100px);
}

.cube .right {
  background-color: purple;
  -webkit-transform: rotateY( 90deg) translateZ( 100px);
  transform: rotateY( 90deg) translateZ( 100px);
}

.cube .left {
  background-color: #0099CC;
  -webkit-transform: rotateY( -90deg) translateZ( 100px);
  transform: rotateY( -90deg) translateZ( 100px);
}

.cube .top {
  background-color: yellow;
  -webkit-transform: rotateX( 90deg) translateZ( 100px);
  transform: rotateX( 90deg) translateZ( 100px);
}

.cube .bottom {
  background-color: orange;
  -webkit-transform: rotateX( -90deg) translateZ( 100px);
  transform: rotateX( -90deg) translateZ( 100px);
}
/* show the z=0 plane (for demonstration purposes) */

.z-plane {
  background-color: white;
  opacity: .4;
  border: none;
  color: grey;
  width: 196px;
  height: 196px;
  display: block;
  text-align: center;
  line-height: 200px;
}