Add Tailwind CSS integration with responsive layout

[RSundaresh]

Description:

Summary

Integrated Tailwind CSS framework to modernize the React Solitaire game with responsive design capabilities.

Changes

• Added Tailwind CSS configuration and dependencies
• Implemented responsive layout system
• Updated styling to use Tailwind utility classes
• Ensured mobile-friendly design

Benefits

• Modern, utility-first CSS approach
• Improved responsive design across devices
• Cleaner, more maintainable styling
• Better mobile experience

Testing

• Verified responsive behavior on different screen sizes
• Confirmed existing game functionality remains intact