:root {
  --bg: #0b0f17;
  --fg: #e2f1ff;
  --accent: #34d399;
  --danger: #ef4444;
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  background: radial-gradient(1200px 800px at 50% -10%, #151c2c, var(--bg));
  color: var(--fg);
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto,
    Ubuntu, Cantarell, Noto Sans, Helvetica Neue, Arial, "Apple Color Emoji",
    "Segoe UI Emoji";
  display: grid;
  place-items: center;
}

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

#game {
  background: #000;
  border: 2px solid #1f2937;
  border-radius: 8px;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), inset 0 0 40px #000;
}

.help {
  opacity: 0.8;
  font-size: 14px;
}

.help p {
  margin: 0;
}