.overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  background-color: rgba(0, 0, 0, 0.4);
  z-index: 9998;
  pointer-events: none;
}

.centered-text {
  position: fixed;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  color: white;
  font-size: 2rem;
  font-weight: bold;
  z-index: 9999;
  user-select: none;
}