/* Homepage-only backdrop; existing windows and their animation remain untouched. */
body { background: #eeeeee; isolation: isolate; }
#home-ascii-background {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  pointer-events: none;
  background: #eeeeee;
}