html, body {
  margin: 0 !important;
  padding: 0 !important;
  overflow: hidden !important;
  width: 100% !important;
  height: 100% !important;
  max-width: 100% !important;
  max-height: 100% !important;
}

canvas, video, svg {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}