* { margin: 0; padding: 0; box-sizing: border-box; }
html, body { width: 100%; height: 100%; overflow: hidden; background: #000; }

#shader-root {
  position: fixed; inset: 0;
  width: 100%; height: 100%;
  background: #000;
}
#shader-root canvas {
  display: block;
  width: 100% !important;
  height: 100% !important;
  opacity: 0.4;
}

#ascii-overlay {
  position: fixed; inset: 0;
  display: flex; align-items: center; justify-content: center;
  pointer-events: none;
}
#ascii-overlay img {
  width: 75%; max-width: 1000px;
  height: auto; user-select: none;
  -webkit-user-select: none;

}