Set up Tailwind CSS with basic styling

[louvrecly]

Integrate Tailwind CSS and initialize setup with basic UIs

Refs:

• Design link: https://www.figma.com/file/1FyQ6nWP8v4wJRaiLND7i0/betbetter-layout-draft?type=design&node-id=30-4&mode=design
• https://github.com/betterbettor/bet-better-react/issues/2#issuecomment-1771341763