#spinner-div {
  width: 100%;
  height: 100%;
  position: absolute;
  display: flex;
  justify-content: center;
  align-items: center;
}

#spinner-inner-div {
  z-index: 1;
  width: 125px;
  height: 125px;
}

@media (min-resolution: 300dpi) {
  #spinner-inner-div {
    width: 256px;
    height: 256px;
  }
}

#spinner-inner-div-svg {
  z-index: 1;
  width: 80px;
  height: 80px;
}