Issue #19: Replace Plain CSS with Tailwind CSS on Landing and Team Pages; Add Mentors to Team Page

[dterceroparker]

Description

This PR addresses Issue #19 by refactoring the Landing Page and Team Page to replace plain CSS with Tailwind CSS. Additionally, the Team Page has been updated to include a new section for Mentors, styled consistently with the existing Developers section.

Related Issue

Closes #19

Acceptance Criteria

• [x] Landing Page is fully styled with Tailwind CSS and functions as expected.
• [x] Team Page is fully styled with Tailwind CSS and displays both Developers and Mentors sections.
• [x] No plain CSS is used in these pages.
• [x] Pages are fully responsive and tested across devices.

Type of Changes

Enhancement Refactoring

Updates

Before

After

Testing Steps / QA Criteria

• [ ] Verified that both pages maintain a clean, professional look with Tailwind.
• [ ] Tested responsiveness across different devices and screen sizes.

[github-actions[bot]]

Visit the preview URL for this PR (updated for commit 1950124):

https://tcl-74-smart-shopping-list--pr54-dtp-tailwind-5ed73fdm.web.app

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