html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  background: #637785;
  font-family: system-ui, sans-serif;
}

main {
  position: fixed;
  inset: 0;
  background: url("/poster.webp") center / cover no-repeat;
}

#rain-scene {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

#rain-scene canvas {
  display: block;
}

#motion-toggle {
  position: absolute;
  right: max(16px, env(safe-area-inset-right));
  bottom: max(16px, env(safe-area-inset-bottom));
  min-height: 44px;
  padding: 10px 16px;
  border: 1px solid #ffffff60;
  border-radius: 999px;
  color: white;
  background: #101820a6;
  font: inherit;
  font-size: 12px;
  cursor: pointer;
}

#motion-toggle:focus-visible {
  outline: 2px solid white;
  outline-offset: 4px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}