Let's add a `main` element and then sections inside of it to provide some accessibility landmarks for folks that may be using voice over.

https://www.w3schools.com/accessibility/accessibility_landmarks.php
https://accessibility.oit.ncsu.edu/it-accessibility-at-nc-state/developers/accessibility-handbook/aria-landmarks/
https://www.w3.org/TR/wai-aria-practices/examples/landmarks/HTML5.html
https://a11y-101.com/development/landmarks