html,
body {
  margin: 0;
  height: 100%;
  background: #000;
  overflow: hidden;
  -webkit-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;
  touch-action: none;
}

video {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #000;
  pointer-events: none;
}

#msg {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 24px;
  margin: 0;
  text-align: center;
  font:
    15px -apple-system,
    system-ui,
    sans-serif;
  color: #666;
}