Tightening vertical space for small viewports as it's really baggy and wastes critical viewport space for content
Bring content higher into view on small viewports. Because users
Improve readability so text doesn't crash into edge of viewport
Better readability and line height for breadcrumbs. Moving content further into view
Removing unneeded min height on heading as it does not benefit the user and wastes vital screen space at small viewports
Giving related skip link proper space as it looks terrible right now
Heading does not need a min-height.
Removing commented code
Merge pull request #354 from alphagov/small-viewport-spacing

Tighten up spacing around headings for small viewports