#loader{ width: 100%; height: 100%; background: var(--color-bg); position: fixed; top: 0px; left: 0px; z-index: 20000; display: flex; align-items: center; justify-content: center;}
.loader {
  width: 50px;
  aspect-ratio: 1;
  border-radius: 50%;
  border: 4px solid #eee;
  border-right-color: var(--color-01);
  animation: l2 1s infinite linear;
}
@keyframes l2 {to{transform: rotate(1turn)}}