#js-loading-screen {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: #1a1a1a;
  color: #e0e0e0;
  font-family: sans-serif;
}

#js-loading-screen .spinner {
  width: 48px;
  height: 48px;
  border: 4px solid #3a3a3a;
  border-top-color: #e0e0e0;
  border-radius: 50%;
  animation: js-loading-spin 0.8s linear infinite;
  margin-bottom: 16px;
}

@keyframes js-loading-spin {
  to {
    transform: rotate(360deg);
  }
}