small tweaks

[josh-chamberlain]

• npm audit fix
• remove quicksearch padding on all screen sizes
• make "learn more" link an href to work anywhere this is used
• adjust mobile nav spacing (bigger text, padding, left align)

[josh-chamberlain]

@joshuagraber I'm done making commits—review at your leisure

[github-actions[bot]]

:tada: This PR is included in version 2.1.5 :tada:

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

Your semantic-release bot :package::rocket: