Accessibility Improvements

[vincelee888]

@Sean12697 found the site scored badly for accessibility in Chrome Lighthouse.

• Identify worst-performing pages
• create issues here
• fix
• ...
• profit?

[Sean12697]

This is the process to add pa11y to the build process, which I would recommend beyond inspecting through Google Lighthouses Dev Tools. https://cruft.io/posts/automated-accessibility-testing-node-travis-ci-pa11y/

[vincelee888]

@Sean12697 are you able to implement any of it?