#spinner-pdfmarker {
  background: rgb(0,0,0,0.5) url("/pdfMarker/assets/images/spinner.gif") no-repeat 50% 50%;
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  display: none;
  z-index: 999999999;
}

.centered {
  display: flex;
  width: 100vw;
  height: 100vh;
  justify-content: center;
  align-items: center;
  color: white;
  font-size: 200%;
  text-align: center;
}