Add "About Us" subsection to landing page

[jonfroehlich]

I've long wanted to do this. And we don't have anything.

If the landing page randomly loads this banner as the initial banner, then this certainly serves as a lil "about us" but this doesn't happen most of the time:

Instead, it most often looks like this:

I'd love to make something interactive and fun.

[jonfroehlich]

Working on this in branch adding-about-us-to-landing-page

It's got a fun lil animation as well. See movie:

https://github.com/user-attachments/assets/1e2d85e4-dfbc-4a02-9e45-c113bde3d1a7

[jonfroehlich]

Fixed responsiveness of the animation to browser resizing:

https://github.com/user-attachments/assets/5d95b6eb-ff07-43f1-a530-619cfe3df451

[jonfroehlich]

Tested and now on production!