Adjust margins on skip link and links styled as buttons
Remove unnecessary styles in footer
Tweak footer html for Storybook so that the footers appear in the Storybook docs
Fix incorrect blue badge color
RAC logo svg image has the wrong aspect ratio to match the hero in our designs (in DIMES), so added a PNG with the correct aspect ratio to be used in the hero.
Fix styles that were incorrectly removed from the card styles in PR #135
Fix checkbox styles so that they can be correctly implemented in DIMES and other sites.
Add note to checkbox documentation that related checkboxes should be grouped together using a fieldset.
fieldset.