.wrap {
  margin-top: 3em;
}

form {
  margin: auto auto 5em;
  padding: 1em;
  background: #eee;
  position: relative;
  z-index: 10;
}
form p {
  margin: 0 2em;
}

legend, fieldset {
  border: 0;
  font-weight: bold;
  padding: 0;
}

label {
  cursor: pointer;
  font-family: monospace;
  font-weight: bold;
  padding-left: .5rem;
}

.to {
  height: auto;
  padding: 2em 0;
  position: relative;
}
.to:before, .to:after {
  display: block;
  clear: both;
}
.to h3 {
  margin: -10px 0 0 0;
  font-size: 18px;
}
.to button {
  position: absolute;
  right: 5vw;
  bottom: 30%;
}
.to div {
  background: #00CC99;
  height: 10em;
  height: 10vw;
  position: relative;
  left: 0;
  top: 0;
  width: 10em;
  width: 10vw;
  margin: auto;
  transform-box: border-box;
}
.to b {
  display: block;
  line-height: 10vw;
  margin: auto;
  text-align: center;
}

@media screen and (max-width: 1038px) {
  .to div {
    font-size: 12px;
  }
}
.animate {
  -webkit-transition: 500ms;
  transition: 500ms;
}

.rotate {
  -webkit-transform: rotate(45deg);
  -ms-transform: rotate(45deg);
  transform: rotate(45deg);
}
.rotate b {
  -webkit-transform: rotate(-45deg);
  -ms-transform: rotate(-45deg);
  transform: rotate(-45deg);
}

.skewX {
  -webkit-transform: skewX(45deg);
  -ms-transform: skewX(45deg);
  transform: skewX(45deg);
}
.skewX b {
  -webkit-transform: skewX(45deg);
  -ms-transform: skewX(45deg);
  transform: skewX(45deg);
}

.scale {
  -webkit-transform: scale(1.5);
  -ms-transform: scale(1.5);
  transform: scale(1.5);
}
.scale b {
  -webkit-transform: scale(1);
  -ms-transform: scale(1);
  transform: scale(1);
}

.to000 div {
  transform-origin: 0 0;
}

.to100100 div {
  transform-origin: 100% 100%;
}

.toneg1vw1vw div {
  transform-origin: -1vw -1vw;
}

.to150150 div {
  transform-origin: 150% 150%;
}

.to050 div {
  transform-origin: 0% 50%;
}

.demo__transforms {
  display: flex;
}

.demo__transforms .to {
  flex: 1 1 25%;
}