html,
body {
  margin: 0;
  height: 100%;
  background: #000;
  color: #f3efe8;
  font:
    13px / 1.4 ui-monospace,
    "SF Mono",
    Menlo,
    monospace;
  overflow: hidden;
}
canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  touch-action: none;
}
.hud {
  position: fixed;
  left: 16px;
  right: 16px;
  bottom: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.back {
  color: inherit;
  text-decoration: none;
  opacity: 0.7;
}
.presets {
  display: flex;
  gap: 6px;
}
.presets button {
  font: inherit;
  color: inherit;
  background: rgb(0 0 0 / 0.45);
  border: 1px solid rgb(255 255 255 / 0.25);
  border-radius: 999px;
  padding: 5px 12px;
  cursor: pointer;
  backdrop-filter: blur(6px);
}
.presets button[aria-selected="true"] {
  background: #f3efe8;
  color: #111;
}
.hint {
  opacity: 0.5;
}