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

body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: #0f172a;
  color: #e2e8f0;
}

.container {
  width: min(700px, 92vw);
  background: #111827;
  border: 1px solid #334155;
  border-radius: 16px;
  padding: 2rem;
}

h1 {
  margin-top: 0;
}

button {
  border: 0;
  border-radius: 10px;
  padding: 0.7rem 1rem;
  background: #22c55e;
  color: #052e16;
  cursor: pointer;
  font-weight: 700;
}

code {
  background: #1e293b;
  padding: 0.15rem 0.4rem;
  border-radius: 6px;
}