input[type="checkbox"] {
  position: relative;
  width: 2em;
  height: 2em;
  color: #363839;
  border: 1px solid #E44332;
  border-radius: 4px;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  outline: 0;
  cursor: pointer;
  transition: background 175ms cubic-bezier(0.1, 0.1, 0.25, 1);
}
input[type="checkbox"]::before {
  position: absolute;
  content: "";
  display: block;
  top: 2px;
  left: 7px;
  width: 8px;
  height: 14px;
  border-style: solid;
  border-color: #fff;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
  opacity: 0;
}
input[type="checkbox"]:checked {
  color: #fff;
  border-color: #E44332;
  background: #E44332;
}
input[type="checkbox"]:checked::before {
  opacity: 1;
}
input[type="checkbox"]:checked ~ label::before {
  -webkit-clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
}