#mainReactLoader {
  position: fixed;
  top: 40%;
  left: 50%;
  z-index: 100;
  height: 64px;
  width: 64px;
  background-color: white;
  mask-repeat: no-repeat;
  mask-position: 50% 50%;
  mask-size: auto 100%;
  margin-left: -32px;
  animation: infinite;
  animation-duration: 1.5s;
  animation-name: spin;
  animation-timing-function: cubic-bezier(.8, .5, .5, .8);
  opacity: 0.85;
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(720deg);
  }
}