.container {
  display: flex;
  justify-content: center;
  align-items: center;
}

.label {
  position: relative;
  margin: 0 10px;
  cursor: pointer;
}

.button {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, #4CAF50 0%, #81C784 100%);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
  transition: all 0.3s ease;
}

.button::before,
.button::after {
  content: "";
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  transition: all 0.3s ease;
}

.button::before {
  background-color: rgba(255, 255, 255, 0.15);
  transform: scale(0.9);
  opacity: 0;
}

.button::after {
  background-color: rgba(0, 0, 0, 0.1);
  transform: scale(1.1);
  opacity: 0;
}

.label input {
  display: none;
}

.label input:checked + .button {
  background: linear-gradient(135deg, #FF5722 0%, #FF7043 100%);
  box-shadow: 0 10px 20px rgba(255, 87, 34, 0.4);
}

.label input:checked + .button::before {
  transform: scale(1.2);
  opacity: 1;
}

.label input:checked + .button::after {
  animation: pulse 1.5s infinite;
}

@keyframes pulse {
  0% {
    transform: scale(1.1);
    opacity: 1;
  }

  50% {
    transform: scale(1.5);
    opacity: 0;
  }

  100% {
    transform: scale(1.1);
    opacity: 1;
  }
}

.shadow {
  position: absolute;
  bottom: 5px;
  width: 100%;
  height: 10px;
  border-radius: 50%;
  background-color: rgba(0, 0, 0, 0.2);
}

.front {
  position: relative;
  z-index: 1;
}