[x] Widen DMS blue container at the bottom of page
[x] review and update
[x] update GitHub buttons to link to the readmes
To do after landPagePolish merge
[x] YellowButtons don't always have links (they don't always need to be underlined). The easiest way I see it is to just make two components, one with the underline and one without. There may be a more efficient way, though.
Polish Tasks
To do after landPagePolish merge