Redesign items v1
Finish implementing item overlay
Update Roboto font

Add new images to compositions. Fix popup on other pages. Tweaked item overlay.
Recover deleted CSS

Layout tweaks in popup. Ellipse content pages' item text. Change overlay
opacity. Add loading image animation. Change border radius on multiple
items.
Change block heading styles
Add new images for items

Mobile layout for nav bar. Set italics font.
New audio controls
Fix font-face weights and styles

Starting to tweak UI for cleaner, simpler look. Create another sub-section
in blocks to separate flexbox display from heading. Tweak block heading
CSS to be less hacky.