:root {
  color-scheme: light dark;
  font-family: system-ui, sans-serif;
}

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

main {
  max-width: 38rem;
  padding: 2rem;
  text-align: center;
}

a {
  display: inline-block;
  padding: .75rem 1rem;
  border-radius: .5rem;
  background: #2563eb;
  color: white;
  text-decoration: none;
}