@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.spinning {
  animation: spin 550ms cubic-bezier(0.3, 0.9, 0.3, 1.1);
}

.busy {
  animation: spin 900ms linear infinite;
}

@media (prefers-reduced-motion: reduce) {
  .spinning,
  .busy {
    animation: none;
  }
}