The design spec: https://mozilla.invisionapp.com/share/HSCNDG9UG#/screens/243549772_1-0_Cover
- How to highlight the UI component like the [spec define][spec-define]?
- Is there any speciall cases?
- How to make all UI components be spotlightable?
- Re-use the [
openPreferences
][openPreferences] method?
- Re-use the [