* Remove global h2 css rule in favour of heading styles/components
* Use Compound Heading in shared-components
and forbid hX elements
* Use Compound Heading in settings
add back margin to some legacy headings
* Tweak some headings
* Update screenshots
* Update screenshots
* Update snapshots
* Tweak .gitignore
* Update snapshots
* Iterate
* Update screenshots
* Update screenshots
* Update screenshot