.langu-loader {
  width: 50px;
  aspect-ratio: 1;
  --_c: no-repeat radial-gradient(farthest-side, #000000 92%, #0000);
  background: var(--_c) top, var(--_c) left, var(--_c) right, var(--_c) bottom;
  background-size: 12px 12px;
  animation: l7 1s infinite;
}

@keyframes l7 {
  to {
    transform: rotate(0.5turn);
  }
}