Update the design of the landing page

[dcoscolla-intermedia]

Issue: #

📑 Changes:

• Refactor landing page layout
• Refactor responsive styles
• Tweak spacing and paddings
• Tweak font sizes
• Add a Downloads Section
• Home download button react to current user navigator

✅ Checks

• [x] My pull request adheres to the code style of this project
• [ ] My code requires changes to the documentation
• [ ] I have updated the documentation as required
• [ ] All the tests have passed

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Name	Status	Preview	Comments	Updated (UTC)
webtm-webpage	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Aug 30, 2024 8:09pm
wtm-back	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Aug 30, 2024 8:09pm