Fix UI for reviews and adding hover effects to featured car cards

[Sarah-Kazi]

• Making the reviews scrollable with horizontal arrows
• Enlarging the card when hovered on it

[github-actions]

Thank you for raising this issue!

We'll review it as soon as possible. We truly appreciate your contributions! ✨

Meanwhile make sure you've visited the README.md, CONTRIBUTING.md, and CODE_OF_CONDUCT.md before creating a PR for this. Also, please do NOT create a PR until this issue has been assigned to you. 😊