#loaderContainer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(255, 255, 255, 0.4); /* transparent white */
  display: none;
  justify-content: center;
  align-items: center;
  z-index: 9999;
}

/* Loader styling */
#loader {
  width: 50px;
  aspect-ratio: 1;
  --_c:no-repeat radial-gradient(farthest-side, #25b09b 92%, #0000);
  background:
    var(--_c) top,
    var(--_c) left,
    var(--_c) right,
    var(--_c) bottom;
  background-size: 12px 12px;
  animation: l7 1s infinite linear;
}

@keyframes l7 {
  to {
    transform: rotate(0.5turn);
  }
}