Enhance the UI of the Rentalog Landing Page

[tatheer-fathima]

Proposed Changes:
Color Scheme:
Introduce a more vibrant color palette that reflects the theme of the application.
Typography:
Update font styles and sizes for better readability and aesthetics.

I would like to work on this issue. @gauravsingh1281
Please assign it to me under gssoc'24-ext.

[github-actions]

Congratulations, @T-Fathima! 🎉 Thank you for creating your issue for Rentalog. Your contribution is greatly appreciated and we look forward to working with you to resolve the issue. Keep up the great work! Should you have any queries or require guidance, do not hesitate to ask.