/* MARK: LOADING
*/

main {
  position: relative;
}

nav details label input[type="radio"]:checked ~ main:not(:has(article))::before,
nav details label input[type="radio"]:checked ~ main:not(:has(article))::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 4rem;
  height: 4rem;
  margin-top: -2rem;
  margin-left: -2rem;
  background-color: transparent;
  border: 1rem solid rgba(102, 204, 255, 1.0);
  border-radius: 50%;
  opacity: 0;
  z-index: 1000;
  animation: fadeIn 250ms ease-in forwards;
}

nav details label input[type="radio"]:checked ~ main:not(:has(article))::before {
  border-left: 1rem solid transparent;
  border-right: 1rem solid transparent;
  animation: spin01 3000ms infinite ease alternate, fadeIn 250ms ease-in forwards;
  opacity: 1;
}

nav details label input[type="radio"]:checked ~ main:not(:has(article))::after {
  border-left: 1rem solid transparent;
  border-right: 1rem solid transparent;
  border-top: 1rem solid transparent;
  animation: spin02 4000ms infinite linear, fadeIn 250ms ease-in forwards;
  opacity: 1;
}

@keyframes spin01 {
  0% {
    transform: rotate(0deg);
  }

  100% {
    transform: rotate(720deg);
  }
}

@keyframes spin02 {
  0% {
    transform: rotate(720deg);
  }

  100% {
    transform: rotate(0deg);
  }
}

@keyframes fadeIn {
  to {
    opacity: 0.3;
  }
}