- Bootstrap themes and components including navbar, cards, carousel and form.
- Using BS classes instead of CSS where possible.
- Targeting links and li's.
- Sizing and positioning (background) images including pointing to the correct place in the folder.
- Practice width, min-width and max-width.
- Making text readble when placed over images using transparent boxes and /or darkening images using brightness.
- How to view 4k using dev tools.