[class*="push"] {
  position: relative;
  display: inline-block;
  width: 530px;
  height: 530px;
  border: 0;
  margin-top: -2%;
  margin-left: 56%;
  outline: none;
  background-color: #c2290a;
  border-radius: 50%;
  cursor: pointer;
  transition: box-shadow 200ms;
  color: white;
  font-size: 50px;
}

.push--flat {
  box-shadow: inset 0 7.5px 0 #da2e0b, inset 0 -7.5px 0 #aa2409, inset 0 0 0 7.5px #b32609, inset 0 0 0 20px #c2290a, inset 0 0 0 24px #611405, inset 0 0 0 26.0869565217px black, inset 0 0 0 32px rgba(247, 133, 110, 0.7), inset 0 0 0 43.6363636364px #c2290a, inset 0 96px 32px #aa2409, inset 0 0 24px 40px #911f08, 0 12px 0 rgba(0, 0, 0, 0.3);
}
.push--flat:after {
  content: '';
  position: absolute;
  bottom: 12px;
  left: 24px;
  display: block;
  width: 482px;
  height: 482px;
  border: 16px solid rgba(0, 0, 0, 0.3);
  border-width: 0 0 16px;
  border-radius: 50%;
  transition-duration: 400ms;
}
.push--flat:active, .push--flat.is-pushed {
  box-shadow: inset 0 7.5px 0 #da2e0b, inset 0 -7.5px 0 #aa2409, inset 0 0 0 7.5px #b32609, inset 0 0 0 20px #c2290a, inset 0 0 0 24px #611405, inset 0 0 0 28.2352941176px black, inset 0 0 0 32px rgba(247, 133, 110, 0.2), inset 0 0 0 43.6363636364px #b32609, inset 0 96px 32px #9b2108, inset 0 0 24px 40px #791a06, 0 12px 0 rgba(0, 0, 0, 0.3);
  background-color: #b8270a;
}
.push--flat:active:after, .push--flat.is-pushed:after {
  bottom: 28px;
  border-width: 0;
}

.push--skeuo {
  box-shadow: inset 0 10px 0 #da2e0b, inset 0 -10px 4px #aa2409, 0 0 4px #c2290a, inset 0 0 8px #791a06, inset 0 0 8px rgba(51, 51, 51, 0.5), inset 0 0 4px 20px #c2290a, inset 0 -8px 6px 24px rgba(51, 51, 51, 0.7), inset 0 0 4px 24px #611405, inset 0 0 4px 24px rgba(51, 51, 51, 0.7), inset 0 0 2px 26.0869565217px black, inset 0 0 2px 30px rgba(247, 133, 110, 0.7), inset 0 12px 0 28.2352941176px rgba(244, 71, 37, 0.7), inset 0 -12px 4px 28.2352941176px rgba(145, 31, 8, 0.2), inset 0 0 0 43.6363636364px #c2290a, inset 0 96px 32px #aa2409, inset 0 0 24px 40px #911f08, 0 6px 12px rgba(0, 0, 0, 0.5);
}
.push--skeuo:active, .push--skeuo.is-pushed {
  box-shadow: inset 0 10px 0 #da2e0b, inset 0 -10px 4px #aa2409, 0 0 4px #c2290a, inset 0 0 8px #791a06, inset 0 0 8px rgba(51, 51, 51, 0.5), inset 0 0 4px 20px #c2290a, inset 0 -8px 6px 24px rgba(51, 51, 51, 0.7), inset 0 0 4px 24px #611405, inset 0 0 4px 24px rgba(51, 51, 51, 0.7), inset 0 0 6px 28.2352941176px black, inset 0 0 2px 32px rgba(247, 133, 110, 0.2), inset 0 12px 0 28px rgba(244, 71, 37, 0.5), inset 0 -12px 4px 28px rgba(97, 20, 5, 0.2), inset 0 0 0 43.6363636364px #b32609, inset 0 96px 32px #9b2108, inset 0 0 24px 40px #791a06, 0 6px 12px rgba(0, 0, 0, 0.5);
  background-color: #b8270a;
}
.push--skeuo:active:before, .push--skeuo.is-pushed:before {
  opacity: .5;
}
.push--skeuo:before {
  content: '';
  position: absolute;
  bottom: 53.3333333333px;
  left: 66.6666666667px;
  display: block;
  width: 109.0909090909px;
  height: 72.7272727273px;
  background: rgba(247, 133, 110, 0.2);
  background: linear-gradient(to top, rgba(250, 173, 158, 0.3) 0%, rgba(194, 41, 10, 0.1) 100%);
  border-radius: 40% 40% 60% 60%;
  transition: opacity 200ms;
}