.dice {
  -webkit-transform-style: preserve-3d;
  -ms-transform-style: preserve-3d;
  transform-style: preserve-3d;
  height: 200px;
  position: relative;
  margin: auto;
  width: 200px;
  pointer-events: none;
}
.dice div {
  background: rgba(221, 0, 0, 0.4);
  border: 1px solid #ccc;
  border-radius: 4px;
  position: absolute;
  width: 100%;
  height: 100%;
}
.dice div:first-child {
  -webkit-transform: rotate(0deg) translateZ(-100px);
  -ms-transform: rotate(0deg) translateZ(-100px);
  transform: rotate(0deg) translateZ(-100px);
}
.dice div:nth-child(2) {
  -webkit-transform: rotateX(-90deg) translateZ(100px);
  -ms-transform: rotateX(-90deg) translateZ(100px);
  transform: rotateX(-90deg) translateZ(100px);
}
.dice div:nth-child(3) {
  -webkit-transform: rotateY(-90deg) translateZ(100px);
  -ms-transform: rotateY(-90deg) translateZ(100px);
  transform: rotateY(-90deg) translateZ(100px);
}
.dice div:nth-child(4) {
  -webkit-transform: rotateY(90deg) translateZ(100px);
  -ms-transform: rotateY(90deg) translateZ(100px);
  transform: rotateY(90deg) translateZ(100px);
}
.dice div:nth-child(5) {
  -webkit-transform: rotateX(90deg) translateZ(100px);
  -ms-transform: rotateX(90deg) translateZ(100px);
  transform: rotateX(90deg) translateZ(100px);
}
.dice div:last-child {
  -webkit-transform: rotate(180deg) translateZ(100px);
  -ms-transform: rotate(180deg) translateZ(100px);
  transform: rotate(180deg) translateZ(100px);
}
.dice circle {
  fill: rgba(255, 255, 255, 0.8);
}

.multi div:first-child {
  background: rgba(103, 58, 183, 0.8);
}
.multi div:nth-child(2) {
  background: rgba(0, 150, 136, 0.8);
}
.multi div:nth-child(3) {
  background: rgba(255, 193, 7, 0.8);
}
.multi div:nth-child(4) {
  background: rgba(233, 30, 99, 0.8);
}
.multi div:nth-child(5) {
  background: rgba(0, 150, 136, 0.8);
}
.multi div:last-child {
  background: rgba(139, 195, 74, 0.8);
}

.backface .side,
.bvh {
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}

.card {
  transition: -webkit-transform 1s linear;
  -webkit-transition: transform 1s linear;
  transition: transform 1s linear;
  -webkit-transform-style: preserve-3d;
  -ms-transform-style: preserve-3d;
  transform-style: preserve-3d;
  border: 1px solid #ccc;
  border-radius: 8px;
  box-sizing: content-box;
  height: 300px;
  position: relative;
  width: 240px;
}

.side {
  height: inherit;
  left: 0;
  position: absolute;
  top: 0;
  width: inherit;
}

.front {
  -webkit-transform: rotateY(180deg);
  -ms-transform: rotateY(180deg);
  transform: rotateY(180deg);
}

.back {
  background: rgba(204, 204, 204, 0.8) url(../img/dicediamond.svg) center;
  background-size: 7px auto;
  border: 10px solid #fff;
  border-radius: 8px;
}

.flipped {
  -webkit-transform: rotateY(180deg);
  -ms-transform: rotateY(180deg);
  transform: rotateY(180deg);
}

.suit {
  position: absolute;
  top: auto;
  bottom: auto;
  width: 100%;
  padding: 0;
  margin: auto;
  height: 300px;
  line-height: 1;
  text-align: center;
  font-size: 300px;
}

.dn {
  display: none;
}

#rotate {
  font-size: 1em;
  font-size: 1.2vw;
  height: 15em;
  height: 15vw;
  margin: 4em auto;
  padding: 1em;
  padding: 1vw;
  width: 15em;
  width: 15vw;
  pointer-events: none;
  -webkit-transform-style: preserve-3d;
  -ms-transform-style: preserve-3d;
  transform-style: preserve-3d;
}

#output {
  font-size: 2rem;
  margin-top: 2rem;
}

[type=range] {
  display: inline-block;
  width: 100%;
}

.dimen {
  perspective: 200px;
}

.mono {
  font-family: monospace;
}

.unit {
  font-weight: normal;
}

.animate {
  -webkit-transition: 2s;
  transition: 2s;
}

.r540 {
  -webkit-transform: rotate(540deg);
  -ms-transform: rotate(540deg);
  transform: rotate(540deg);
}

h3 {
  font-size: 1.1em;
}

#perspective {
  -webkit-perspective: 500px;
  perspective: 500px;
  margin-top: 4em;
}

.flex > *,
.flexl > * {
  margin-right: 2em;
}

.dice {
  -webkit-transform-style: preserve-3d;
  -ms-transform-style: preserve-3d;
  transform-style: preserve-3d;
  height: 200px;
  position: relative;
  margin: auto;
  width: 200px;
}
.dice div {
  background: rgba(221, 0, 0, 0.4);
  border: 1px solid #ccc;
  border-radius: 4px;
  position: absolute;
  width: 100%;
  height: 100%;
}
.dice div:first-child {
  -webkit-transform: rotate(0deg) translateZ(-100px);
  -ms-transform: rotate(0deg) translateZ(-100px);
  transform: rotate(0deg) translateZ(-100px);
}
.dice div:nth-child(2) {
  -webkit-transform: rotateX(-90deg) translateZ(100px);
  -ms-transform: rotateX(-90deg) translateZ(100px);
  transform: rotateX(-90deg) translateZ(100px);
}
.dice div:nth-child(3) {
  -webkit-transform: rotateY(-90deg) translateZ(100px);
  -ms-transform: rotateY(-90deg) translateZ(100px);
  transform: rotateY(-90deg) translateZ(100px);
}
.dice div:nth-child(4) {
  -webkit-transform: rotateY(90deg) translateZ(100px);
  -ms-transform: rotateY(90deg) translateZ(100px);
  transform: rotateY(90deg) translateZ(100px);
}
.dice div:nth-child(5) {
  -webkit-transform: rotateX(90deg) translateZ(100px);
  -ms-transform: rotateX(90deg) translateZ(100px);
  transform: rotateX(90deg) translateZ(100px);
}
.dice div:last-child {
  -webkit-transform: rotate(180deg) translateZ(100px);
  -ms-transform: rotate(180deg) translateZ(100px);
  transform: rotate(180deg) translateZ(100px);
}
.dice circle {
  fill: rgba(255, 255, 255, 0.8);
}

.multi div:first-child {
  background: rgba(103, 58, 183, 0.8);
}
.multi div:nth-child(2) {
  background: rgba(0, 150, 136, 0.8);
}
.multi div:nth-child(3) {
  background: rgba(255, 193, 7, 0.8);
}
.multi div:nth-child(4) {
  background: rgba(233, 30, 99, 0.8);
}
.multi div:nth-child(5) {
  background: rgba(0, 150, 136, 0.8);
}
.multi div:last-child {
  background: rgba(139, 195, 74, 0.8);
}

.backface .side,
.bvh {
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}

.card {
  transition: -webkit-transform 1s linear;
  -webkit-transition: transform 1s linear;
  transition: transform 1s linear;
  -webkit-transform-style: preserve-3d;
  -ms-transform-style: preserve-3d;
  transform-style: preserve-3d;
  border: 1px solid #ccc;
  border-radius: 8px;
  box-sizing: content-box;
  height: 300px;
  position: relative;
  width: 240px;
}

.side {
  height: inherit;
  left: 0;
  position: absolute;
  top: 0;
  width: inherit;
}

.front {
  -webkit-transform: rotateY(180deg);
  -ms-transform: rotateY(180deg);
  transform: rotateY(180deg);
}

.back {
  background: rgba(204, 204, 204, 0.8) url(../img/dicediamond.svg) center;
  background-size: 7px auto;
  border: 10px solid #fff;
  border-radius: 8px;
}

.flipped {
  -webkit-transform: rotateY(180deg);
  -ms-transform: rotateY(180deg);
  transform: rotateY(180deg);
}

.suit {
  position: absolute;
  top: auto;
  bottom: auto;
  width: 100%;
  padding: 0;
  margin: auto;
  height: 300px;
  line-height: 1;
  text-align: center;
  font-size: 300px;
}