gregoranders/react-spinner

$spinner-color: rgba(0 0 0 100%);
$spinner-text-shadow-first: rgba(255 255 255 10%);
$spinner-text-shadow-second: rgba(0 0 0 50%);

.spinner {
  color: $spinner-color;
  display: block;
  font-size: 12em;
  font-weight: 900;
  text-align: center;
  text-shadow: -1px -1px 1px $spinner-text-shadow-first, 4px 4px 4px $spinner-text-shadow-second;
}