.scene {
  padding: 0;
  margin: 0;
}

.layer:nth-child(1) {
  opacity: 1;
}
.layer:nth-child(1) button {
  -webkit-transform: rotate(150deg);
}

.layer:nth-child(2) {
  opacity: 0.80;
}
.layer:nth-child(2) button {
  -webkit-transform: rotate(120deg);
}

.layer:nth-child(3) {
  opacity: 0.45;
}
.layer:nth-child(3) button {
  -webkit-transform: rotate(90deg);
}

.layer:nth-child(4) {
  opacity: 0.60;
}
.layer:nth-child(4) button {
  -webkit-transform: rotate(60deg);
}

.layer:nth-child(5) {
  opacity: 0.75;
}
.layer:nth-child(5) button {
  -webkit-transform: rotate(30deg);
}

.layer:nth-child(6) {
  opacity: 0.90;
}
.layer:nth-child(6) button {
}