:root {
  --font-size-0: calc(6 * var(--relative-eighth-rem));
  --font-size-1: calc(8 * var(--relative-eighth-rem));
  --font-size-2: calc(11 * var(--relative-eighth-rem));
  --font-size-3: calc(14 * var(--relative-eighth-rem));
  --font-size-4: calc(18 * var(--relative-eighth-rem));
  --font-size-5: calc(23 * var(--relative-eighth-rem));
  --font-size-6: calc(28 * var(--relative-eighth-rem));
}