html, body {
  margin: 0; padding: 0; background: #000; height: 100%;
  overflow: hidden; font-family: monospace;
  -webkit-user-select: none; user-select: none;
}
#wrap {
  position: fixed; inset: 0; display: flex;
  align-items: center; justify-content: center; background: #050505;
}
#screen {
  image-rendering: pixelated; image-rendering: crisp-edges;
  background: #000; cursor: crosshair;
  max-width: 100vw; max-height: 100vh;
}
#clickcatch {
  position: absolute; inset: 0; display: none;
  align-items: center; justify-content: center;
  background: rgba(0,0,0,0.55); cursor: pointer; z-index: 5;
}
#clickcatch.on { display: flex; }
#ccmsg {
  color: #d8d8c0; font-size: 28px; letter-spacing: 4px;
  border: 3px solid #7a2020; padding: 18px 34px; background: #101010;
  text-shadow: 2px 2px 0 #500;
}
#rotate-note {
  position: absolute; left: 0; right: 0; bottom: 10px; text-align: center;
  color: #666; font-size: 12px; display: none;
}
@media (pointer: coarse) { #rotate-note { display: block; } }