:root {
  color-scheme: dark;
  font: 17px/1.6 system-ui, sans-serif;
  background: #0c1325;
  color: #eaf0ff;
}

main {
  max-width: 44rem;
  margin: 3rem auto;
  padding: 0 1.25rem;
}

h1 {
  font-size: clamp(1.65rem, 5vw, 2.5rem);
  line-height: 1.2;
}

a {
  color: #b8c9ff;
  text-underline-offset: .2em;
}