body {
  background-color: #bbbbbb;
  font-family: "Open Sans", Arial, sans-serif;
  font-size: 16px;
  margin: 0px;
}

.wrap {
  margin-top: 200px;
  perspective: 1000px;
  perspective-origin: 50% 50%;
  /*background-image: linear-gradient(135deg,#ccc 25%,#ddd 25%,#ddd 50%, #ccc 50%, #ccc 75%,#ddd 75%,#ddd 100%);*/
  background-size: 80px 80px;
  /*border-top: solid 3px #999;
  border-bottom: solid 3px #999;*/
  /* Background stripes animation */
  animation: bganim 3s linear 2s infinite;
}

@keyframes bganim {
  from {
    background-position: 0px;
  }

  to {
    background-position: 80px;
  }
}

.cube {
  margin: auto;
  position: relative;
  height: 200px;
  width: 200px;
  transform-style: preserve-3d;

}

.cube div {
  position: absolute;
  padding: 10px;
  box-sizing: border-box;
  height: 100%;
  width: 100%;
  opacity: 0.9;
  background-color: #000;
  border: solid 1px #eee;
  color: #fff;
  font: 10px arial;
  transition: transform 0.2s ease-in;
  background-image: url(../img/pc.png);
  background-color: #200000;
  background-position: center;
  background-size: 90% auto;
  background-repeat: no-repeat;
}

.front {
  transform: translateZ(100px);
}

.back {
  transform: translateZ(-100px) rotateY(180deg);
}

.right {
  transform: rotateY(-270deg) translateX(100px);
  transform-origin: top right;
}

.left {
  transform: rotateY(270deg) translateX(-100px);
  transform-origin: center left;
}

.top {
  transform: rotateX(-270deg) translateY(-100px);
  transform-origin: top center;
}

.bottom {
  transform: rotateX(270deg) translateY(100px);
  transform-origin: bottom center;
}

@keyframes rotate {
  from {
    transform: rotateX(0deg) rotateY(0deg);
  }

  to {
    transform: rotateX(360deg) rotateY(360deg);
  }
}

.cube {
  animation: rotate 20s infinite linear;
}

.wrap:hover .front {
  transform: translateZ(200px);
}

.wrap:hover .back {
  transform: translateZ(-200px) rotateY(180deg);
}

.wrap:hover .right {
  transform: rotateY(-270deg) translateZ(100px) translateX(100px);
}

.wrap:hover .left {
  transform: rotateY(270deg) translateZ(100px) translateX(-100px);
}

.wrap:hover .top {
  transform: rotateX(-270deg) translateZ(100px) translateY(-100px);
}

.wrap:hover .bottom {
  transform: rotateX(270deg) translateZ(100px) translateY(100px);
}

button {
  background-color: transparent;
  border: none;
}