[BUG] No proper colour contrast in Dark Mode

[nsk6704]

Description

The Website does not have a smooth colour contrast and impacts visibility of certain components.

Screenshots

Any additional information?

No response

What browser are you seeing the problem on?

No response

Checklist

• [X] I have starred the repository
• [X] I have checked the existing issues
• [X] I have read the discussion tab thoroughly and got the project idea
• [X] I am willing to work on this issue (optional)
• [X] I am a GSSOC'24 contributor

[github-actions[bot]]

Congratulations, @nsk6704! 🎉 Thank you for creating your issue for Virtuo-Learn. Your contribution is greatly appreciated and we look forward to working with you to resolve the issue. Keep up the great work! Should you have any queries or require guidance, do not hesitate to ask.

[nsk6704]

I kindly request you to assign this issue to me, an aspiring web developer certified by freeCodeCamp in Web Design and have also interned at a company named Codsoft.

Here is my LinkedIn Profile for more information!

https://www.linkedin.com/in/saketh-kashyap-nagendra/