@import url(https://fonts.googleapis.com/css?family=Open+Sans+Condensed:700);
html, body {
  height: 100%;
  padding: 0;
  margin: 0;
  font-family: "Open Sans Condensed", sans-serif;
}

body {
  background-color: #ff8383;
  overflow: hidden;
}

label {
  position: absolute;
  top: 12px;
  left: 12px;
  margin: auto;
}

main {
  display: flex;
  justify-content: center;
  align-items: center;
  max-width: 800px;
  height: 100%;
  margin: auto;
}

input[type=radio] {
  display: none;
}
input[type=radio] + label {
  position: relative;
  display: inline-block;
  cursor: pointer;
  overflow: hidden;
  background: #ff5050;
  color: #b60000;
  padding: 8px 20px;
  text-transform: uppercase;
  text-shadow: #ff6f6f 1px 1px 0;
  font-size: 12px;
  border-radius: 4px;
  box-shadow: #ff8383 0 1px 0, #ff1d1d 0 4px 0;
  transition: transform 0.2s ease-out, box-shadow 0.2s ease-out;
}
input[type=radio] + label:hover {
  box-shadow: #ff8383 0 1px 0, #ff1d1d 0 3px 0;
  transform: translateY(1px);
}
input[type=radio] + label:before {
  opacity: 0;
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  margin: auto;
  background: #e90000;
  width: 100%;
  height: 100%;
  border-radius: 100% 100% 0 0;
  transform: translateY(100%);
  transition: border-radius 0.2s ease-out, opacity 0.3s ease-out, transform 0.2s ease-out;
}
input[type=radio] + label:after {
  opacity: 0;
  display: block;
  content: "";
  position: absolute;
  top: 4px;
  right: 0;
  left: 0;
  margin: auto;
  width: 5px;
  height: 10px;
  border-right: 3px solid white;
  border-bottom: 3px solid white;
  transform: rotate(45deg) translate(12px, 12px);
  transition: transform 0s 0.2s ease-out, opacity 0.1s ease-out;
}
input[type=radio]:checked + label {
  box-shadow: #ff1d1d 0 0 0;
  transform: translateY(3px);
  transition: transform 0.06s ease-out, box-shadow 0.06s ease-out;
}
input[type=radio]:checked + label:before {
  opacity: 1;
  border-radius: 0;
  transform: translateY(0);
}
input[type=radio]:checked + label:after {
  opacity: 1;
  transform: rotate(45deg) translate(0, 0);
  transition: transform 0.2s 0.2s ease-out, opacity 0.2s 0.2s ease-out;
}

.wheel {
  position: relative;
  width: 60%;
  border-radius: 100%;
  transform: translate(0, -36px);
}
.wheel:after {
  display: block;
  content: "";
  padding-bottom: 100%;
}

.wheel .outer {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  margin: auto;
  width: 100%;
  height: 100%;
  z-index: 1;
}
.wheel .outer:before, .wheel .outer:after {
  content: "";
  border-radius: 100%;
}
.wheel .outer:before {
  position: absolute;
  top: -2%;
  left: -2%;
  width: 104%;
  height: 104%;
  background-color: #ffffff;
}
.wheel .outer:after {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  margin: auto;
  width: 100%;
  height: 100%;
  background-color: #ff8383;
}

.wheel .inner {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  margin: auto;
  width: 90%;
  height: 0;
  padding-bottom: 90%;
  background-color: #ff8383;
  border-radius: 100%;
  z-index: 2;
}
.wheel .inner:before, .wheel .inner:after {
  content: "";
  border-radius: 100%;
}
.wheel .inner:before {
  position: absolute;
  top: -2%;
  left: -2%;
  width: 104%;
  height: 104%;
  background-color: #ffffff;
}
.wheel .inner:after {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  margin: auto;
  width: 100%;
  height: 100%;
  background-color: #ff8383;
}

.spoke {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  margin: auto;
  width: 2%;
  height: 101%;
  background-color: #ffffff;
  z-index: 1;
}
.spoke:nth-child(1) {
  transform: rotate(10deg);
}
.spoke:nth-child(2) {
  transform: rotate(20deg);
}
.spoke:nth-child(3) {
  transform: rotate(30deg);
}
.spoke:nth-child(4) {
  transform: rotate(40deg);
}
.spoke:nth-child(5) {
  transform: rotate(50deg);
}
.spoke:nth-child(6) {
  transform: rotate(60deg);
}
.spoke:nth-child(7) {
  transform: rotate(70deg);
}
.spoke:nth-child(8) {
  transform: rotate(80deg);
}
.spoke:nth-child(9) {
  transform: rotate(90deg);
}
.spoke:nth-child(10) {
  transform: rotate(100deg);
}
.spoke:nth-child(11) {
  transform: rotate(110deg);
}
.spoke:nth-child(12) {
  transform: rotate(120deg);
}
.spoke:nth-child(13) {
  transform: rotate(130deg);
}
.spoke:nth-child(14) {
  transform: rotate(140deg);
}
.spoke:nth-child(15) {
  transform: rotate(150deg);
}
.spoke:nth-child(16) {
  transform: rotate(160deg);
}
.spoke:nth-child(17) {
  transform: rotate(170deg);
}
.spoke:nth-child(18) {
  transform: rotate(180deg);
}
.spoke:nth-child(19) {
  transform: rotate(190deg);
}
.spoke:nth-child(20) {
  transform: rotate(200deg);
}

.stand {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  margin: auto;
  width: 100%;
  height: 100%;
  z-index: 3;
}

.stand .connect {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  margin: auto;
  width: 5%;
  height: 101%;
  background-color: #ffffff;
  transform: rotate(90deg);
}
.stand .connect:after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  margin: auto;
  width: 25%;
  height: 0;
  padding-bottom: 25%;
  background-color: #ff8383;
  border-radius: 100%;
}

.stand .base {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  margin: auto;
  top: 50%;
  bottom: auto;
  width: 100%;
  height: 100%;
  transform: translate3d(0, 0, 0);
}
.stand .base:before, .stand .base:after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  margin: auto;
  top: -30%;
  background-color: #ffffff;
  width: 3%;
  height: 70%;
  border-radius: 100px;
}
.stand .base:before {
  transform-origin: top left;
  transform: rotate(35deg);
}
.stand .base:after {
  transform-origin: top right;
  transform: rotate(-35deg);
}

.runner {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  margin: auto;
  top: 6%;
  width: 10%;
  height: 30%;
  background-color: #ffb6b6;
  border-radius: 60px 100%;
  z-index: 1;
}
.runner .head {
  position: absolute;
  bottom: 101%;
  left: -25%;
  width: 150%;
  background-color: inherit;
  border-radius: 80%;
}
.runner .head:after {
  content: "";
  display: block;
  padding-bottom: 115%;
}
.runner .arm {
  position: absolute;
  top: 10%;
  right: 0;
  left: 0;
  margin: auto;
  width: 50%;
  height: 50%;
  background-color: inherit;
  border-radius: 100% 60px;
}
.runner .arm:before {
  content: "";
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: inherit;
  border-radius: 100% 60px;
}
.runner .leg {
  position: absolute;
  top: 90%;
  right: 0;
  left: 0;
  margin: auto;
  width: 50%;
  height: 50%;
  background-color: inherit;
  border-radius: 100% 60px;
}
.runner .leg:before {
  content: "";
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: inherit;
  border-radius: 100% 60px;
}

@-webkit-keyframes rotation {
  0% {
    transform: rotate(0);
  }
  100% {
    transform: rotate(360deg);
  }
}

@keyframes rotation {
  0% {
    transform: rotate(0);
  }
  100% {
    transform: rotate(360deg);
  }
}
.wheel .outer,
.wheel .stand .connect {
  -webkit-animation-name: rotation;
          animation-name: rotation;
  -webkit-animation-timing-function: linear;
          animation-timing-function: linear;
  -webkit-animation-iteration-count: infinite;
          animation-iteration-count: infinite;
}

@-webkit-keyframes bod {
  0% {
    transform-origin: 50% 50%;
    transform: rotate(0) translateY(0);
  }
  25% {
    transform: rotate(7deg) translateY(-16px);
  }
  50% {
    transform: rotate(2deg) translateY(0);
  }
  75% {
    transform: rotate(10deg) translateY(-16px);
  }
  100% {
    transform: rotate(0) translateY(0);
  }
}

@keyframes bod {
  0% {
    transform-origin: 50% 50%;
    transform: rotate(0) translateY(0);
  }
  25% {
    transform: rotate(7deg) translateY(-16px);
  }
  50% {
    transform: rotate(2deg) translateY(0);
  }
  75% {
    transform: rotate(10deg) translateY(-16px);
  }
  100% {
    transform: rotate(0) translateY(0);
  }
}
@-webkit-keyframes arm {
  0% {
    transform-origin: 10% 10%;
    transform: rotate(0);
  }
  25% {
    transform: rotate(85deg);
  }
  50% {
    transform: rotate(0);
  }
  75% {
    transform-origin: 20% 20%;
    transform: rotate(-65deg);
  }
  100% {
    transform: rotate(0);
  }
}
@keyframes arm {
  0% {
    transform-origin: 10% 10%;
    transform: rotate(0);
  }
  25% {
    transform: rotate(85deg);
  }
  50% {
    transform: rotate(0);
  }
  75% {
    transform-origin: 20% 20%;
    transform: rotate(-65deg);
  }
  100% {
    transform: rotate(0);
  }
}
@-webkit-keyframes lower-arm {
  0% {
    transform-origin: 100% 0%;
    transform: rotate(0);
  }
  25% {
    transform: rotate(-45deg);
  }
  50% {
    transform: rotate(0);
  }
  75% {
    transform-origin: 0 0;
    transform: rotate(-85deg);
  }
  100% {
    transform: rotate(0);
  }
}
@keyframes lower-arm {
  0% {
    transform-origin: 100% 0%;
    transform: rotate(0);
  }
  25% {
    transform: rotate(-45deg);
  }
  50% {
    transform: rotate(0);
  }
  75% {
    transform-origin: 0 0;
    transform: rotate(-85deg);
  }
  100% {
    transform: rotate(0);
  }
}
@-webkit-keyframes leg {
  0% {
    transform-origin: 20% 20%;
    transform: rotate(0);
  }
  25% {
    transform: rotate(85deg);
  }
  50% {
    transform: rotate(0);
  }
  75% {
    transform-origin: -10% -50%;
    transform: rotate(-65deg);
  }
  100% {
    transform-origin: 20% 10%;
    transform: rotate(0);
  }
}
@keyframes leg {
  0% {
    transform-origin: 20% 20%;
    transform: rotate(0);
  }
  25% {
    transform: rotate(85deg);
  }
  50% {
    transform: rotate(0);
  }
  75% {
    transform-origin: -10% -50%;
    transform: rotate(-65deg);
  }
  100% {
    transform-origin: 20% 10%;
    transform: rotate(0);
  }
}
@-webkit-keyframes lower-leg {
  0% {
    transform-origin: 50% 30%;
    transform: rotate(0);
  }
  25% {
    transform-origin: 40% 20%;
    transform: rotate(65deg);
  }
  50% {
    transform: rotate(0);
  }
  75% {
    transform-origin: 50% -20%;
    transform: rotate(95deg);
  }
  100% {
    transform: rotate(0);
  }
}
@keyframes lower-leg {
  0% {
    transform-origin: 50% 30%;
    transform: rotate(0);
  }
  25% {
    transform-origin: 40% 20%;
    transform: rotate(65deg);
  }
  50% {
    transform: rotate(0);
  }
  75% {
    transform-origin: 50% -20%;
    transform: rotate(95deg);
  }
  100% {
    transform: rotate(0);
  }
}
.runner {
  -webkit-animation-name: bod;
          animation-name: bod;
  -webkit-animation-timing-function: linear;
          animation-timing-function: linear;
  -webkit-animation-iteration-count: infinite;
          animation-iteration-count: infinite;
}

.arm {
  -webkit-animation-name: arm;
          animation-name: arm;
  -webkit-animation-timing-function: linear;
          animation-timing-function: linear;
  -webkit-animation-iteration-count: infinite;
          animation-iteration-count: infinite;
}
.arm:before {
  -webkit-animation-name: lower-arm;
          animation-name: lower-arm;
  -webkit-animation-timing-function: linear;
          animation-timing-function: linear;
  -webkit-animation-iteration-count: infinite;
          animation-iteration-count: infinite;
}
.arm:nth-child(even) {
  animation-direction: reverse;
}

.leg {
  -webkit-animation-name: leg;
          animation-name: leg;
  -webkit-animation-timing-function: linear;
          animation-timing-function: linear;
  -webkit-animation-iteration-count: infinite;
          animation-iteration-count: infinite;
}
.leg:before {
  -webkit-animation-name: lower-leg;
          animation-name: lower-leg;
  -webkit-animation-timing-function: linear;
          animation-timing-function: linear;
  -webkit-animation-iteration-count: infinite;
          animation-iteration-count: infinite;
}
.leg:nth-child(even) {
  animation-direction: reverse;
}

#skip:checked ~ main .wheel .outer,
#skip:checked ~ main .wheel .stand .connect {
  -webkit-animation-duration: 5s;
          animation-duration: 5s;
}
#skip:checked ~ main .runner,
#skip:checked ~ main .arm,
#skip:checked ~ main .leg {
  -webkit-animation-duration: 1.4s;
          animation-duration: 1.4s;
}
#skip:checked ~ main .runner:before,
#skip:checked ~ main .arm:before,
#skip:checked ~ main .leg:before {
  -webkit-animation-duration: 1.4s;
          animation-duration: 1.4s;
}

#run:checked ~ main .wheel .outer,
#run:checked ~ main .wheel .stand .connect {
  -webkit-animation-duration: 3s;
          animation-duration: 3s;
}
#run:checked ~ main .runner,
#run:checked ~ main .arm,
#run:checked ~ main .leg {
  -webkit-animation-duration: 0.8s;
          animation-duration: 0.8s;
}
#run:checked ~ main .runner:before,
#run:checked ~ main .arm:before,
#run:checked ~ main .leg:before {
  -webkit-animation-duration: 0.8s;
          animation-duration: 0.8s;
}

#break-a-sweat:checked ~ main .wheel .outer,
#break-a-sweat:checked ~ main .wheel .stand .connect {
  -webkit-animation-duration: 1.8s;
          animation-duration: 1.8s;
}
#break-a-sweat:checked ~ main .runner,
#break-a-sweat:checked ~ main .arm,
#break-a-sweat:checked ~ main .leg {
  -webkit-animation-duration: 0.4s;
          animation-duration: 0.4s;
}
#break-a-sweat:checked ~ main .runner:before,
#break-a-sweat:checked ~ main .arm:before,
#break-a-sweat:checked ~ main .leg:before {
  -webkit-animation-duration: 0.4s;
          animation-duration: 0.4s;
}
#break-a-sweat:checked ~ main .head {
  transform: rotate(-45deg);
}