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HTML

CSS

.cb input {
  appearance: none;
  display: none;
}

.ic {
  width: 30px;
  fill: #777;
  cursor: pointer;
  transition: 0.2s;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  transform-origin: top;
}

.ic::after {
  content: "";
  position: absolute;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  transform: scale(0);
  box-shadow: 0 30px 0 -4px #b10c0c, 30px 0 0 -4px #b10c0c,
    0 -30px 0 -4px #b10c0c, -30px 0 0 -4px #b10c0c,
    -22px 22px 0 -4px #b10c0c, -22px -22px 0 -4px #b10c0c,
    22px -22px 0 -4px #b10c0c, 22px 22px 0 -4px #b10c0c;
}

.ic::before {
  content: "";
  position: absolute;
  border-radius: 50%;
  border: 1px solid #b10c0c;
  opacity: 0;
}

.cb:hover .ic {
  fill: #333;
}

.cb input:checked + .ic {
  fill: #b10c0c;
  animation: ck 0.3s forwards;
  transition-delay: 0.3s;
}

.cb input:checked + .ic::before {
  animation: circ 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
  animation-delay: 0.3s;
}

.cb input:checked + .ic::after {
  animation: dots 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
  animation-delay: 0.3s;
}

@keyframes ck {
  50% { transform: scaleY(0.6); }
  100% { transform: scaleY(1); }
}

@keyframes circ {
  from { width: 0; height: 0; opacity: 0; }
  90% { width: 40px; height: 40px; opacity: 1; }
  to { opacity: 0; }
}

@keyframes dots {
  from { transform: scale(0); }
  40% { opacity: 1; }
  to { transform: scale(0.8); opacity: 0; }
}

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