fix #250: resolve alignment issue and improve responsiveness

[mandeep6207]

🚀 Overview

This pull request addresses the alignment issue reported in #250 where the Admin component was not properly aligned across different screen sizes.

🔧 Improvements Made

• Fixed layout misalignment in Admin component.
• Enhanced responsiveness for mobile, tablet, and desktop views.
• Cleaned up CSS structure to prevent future UI inconsistencies.
• Ensured visual consistency with the existing design system.

📌 Additional Notes

The fix improves overall user experience while maintaining the project's UI/UX standards.

Closes #250

[vercel]

@mandeep6207 is attempting to deploy a commit to the Karan Manickam's projects Team on Vercel.

A member of the Team first needs to authorize it.

[github-actions]

🎉 Thanks for the PR, @mandeep6207!

We really appreciate you taking the time to contribute to CryptoHub! 💙

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✅ PR Checklist

Before we review, please ensure:

• Your code follows the project's coding standards
• All file changes are accurate and intentional
• You've tested your changes locally
• Any review comments have been addressed

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We'll review your PR as soon as possible. Keep up the great work! ✨