html, body {
  margin: 0;
  height: 100%;
  overflow: hidden;
  background: #000;
  overscroll-behavior: none;
  -webkit-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;
  -webkit-tap-highlight-color: transparent;
}

#screen {
  display: block;
  touch-action: none;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}

/* Soft vignette only. Scanlines were cut: they striped the card faces. */
.crt {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(ellipse at center, transparent 65%, rgba(0, 0, 0, 0.35) 100%);
}