# Navigation — Unless design system

Components

# Navigation
  [Top nav](/en/design/components/navigation/)[Sub-nav](/en/design/components/navigation/sub-nav/)[Mobile](/en/design/components/navigation/mobile/)
## Top nav — paper + navy variants

The 72-px tall site header in both surface variants. Identical structure (brand left, links centre, primary CTA right); only the colour palette flips between paper-on-light pages and navy-on-dark heroes.

### Top nav · paper variant
   Unless
### Top nav · navy variant
   Unless           [Forms · Usage](/en/design/components/forms/usage/)     [Navigation · Sub-nav](/en/design/components/navigation/sub-nav/)