:root {
  color-scheme: light dark;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: Canvas;
  color: CanvasText;
}

main {
  text-align: center;
  padding: 16px;
}

h1 {
  font-size: clamp(2rem, 8vw, 4rem);
  margin: 0 0 0.5rem;
}