Navbar New hovering affect added

[Ansh101112]

Related Issue

527

Description

Updated the hover effect on navbar hovering

Type of PR

• [ ] Bug fix
• [x] Feature enhancement
• [ ] Documentation update
• [ ] Other (specify): ___

Screenshots / videos (if applicable)

[Attach any relevant screenshots or videos demonstrating the changes]

Checklist:

• [ ] I have performed a self-review of my code
• [ ] I have read and followed the Contribution Guidelines.
• [ ] I have tested the changes thoroughly before submitting this pull request.
• [ ] I have provided relevant issue numbers, screenshots, and videos after making the changes.
• [ ] I have commented my code, particularly in hard-to-understand areas.

Additional context:

@Durgesh-Vaigandla This PR is under GSSOC'24

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