changes made to "CONTACT US" image section.

[parkhibhandula]

Title and Issue number

Title: To fix border of "CONTACT US" image section in Dark Mode.
Issue No. #615

Code Stack : CSS

Close #615

Description

I have made changes to fix border of "CONTACT US" image section in Dark Mode.

Video/Screenshots (mandatory)

Type of PR - BUG FIX

Checklist:

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

Additional context:

##Are you contributing under any Open-source program?
Yes,I am contributing under GSSOC 2024.

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[github-actions]

Hi @parkhibhandula! Thank you for your valuable contribution! Our team will review it and get back to you soon.

[apu52]

@parkhibhandula this pr has conflicts .try to update your branch & then try to push the codes to avoid conflicts . Sorry to close this PR & want to suggest u to submit a new PR.