Implement home page

[alexcarol]

Ensure https://main--helix-website-wc--adobe-gw2023-project-bricks.hlx.page/home looks as close as possible to https://www.aem.live/home

TODO:

• [x] #10
• [x] #12
• [x] #13
• [x] #14
• [x] #15
• [x] #16
• [ ] #27
• [ ] #31
• [ ] General home page styling