[Feat]: To enhace the navbar and make it sticky

[Mansi02-Sadanand]

Is your feature request related to a problem? Please describe.

A sticky nav bar remains fixed at the top of the page as the user scrolls, ensuring easy access to navigation links at all time

Describe the solution you'd like.

No response

Describe alternatives you've considered.

No response

Additional context.

No response

Show us the magic with screenshots

No response

Checklist

• I have checked the existing issues
• I have read the Contributing Guidelines
• I want to work on this issue. (optional)

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