:root {
  color-scheme: light dark;
}

* {
  box-sizing: border-box;
}

html, body {
  height: 100%;
}

body {
  margin: 0;
  display: grid;
  place-items: center;
  background: radial-gradient(1200px 800px at 50% -200px, #8fd3ff 0%, #87ceeb 40%, #6ec1ff 100%);
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  color: #143a52;
}

.wrap {
  display: grid;
  gap: 10px;
  align-items: center;
  justify-items: center;
}

canvas#game {
  display: block;
  width: 360px;
  height: 640px;
  max-width: 100vw;
  max-height: calc(100vh - 40px);
  background: transparent;
  image-rendering: crisp-edges;
  image-rendering: pixelated;
  border-radius: 10px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.hint {
  font-size: 12px;
  opacity: 0.75;
  user-select: none;
}