completed the minor changes and the navbar changes

[mftee]

closes #378

This PR includes several minor UI and layout adjustments, along with updates to the navigation bar to improve usability and consistency across pages.

Changes Made

• Implemented minor styling and structural tweaks across components.
• Updated the navbar design and behavior for better responsiveness and alignment.
• Fixed small spacing, padding, and color inconsistencies.
• Verified functionality and visual consistency across different viewports.

Testing

• Verified navbar links and dropdowns work correctly.
• Tested responsiveness on mobile, tablet, and desktop.
• Ensured no layout regressions in related components.

[vercel]

@mftee is attempting to deploy a commit to the naijabuz's projects Team on Vercel.

A member of the Team first needs to authorize it.

[yusuftomilola]

Looks good to me