@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}
@keyframes spin-ease {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}
@keyframes spin-steps {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}