Tracking issue for a redesign. [Figma](https://www.figma.com/design/Sz1VzxC6sPbmPXgsvyDFrM/PrairieLearn-Site-Redesign?t=eAqdGyR7SU2NnV5j-0) Various things to think about: - https://www.reddit.com/r/SaaS/comments/10l191c/heres_my_monster_96point_landing_page/ - https://saaslandingpage.com/
