feat: change the background color of the div

[reshamsai150]

Description

changing the background color of divs could enhance the UI of the web page

Screenshots

Checklist

• I have starred the repository
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• I am willing to work on this issue (optional)
• I am a GSSOC'24 contributor

[github-actions]

Congratulations, @reshamsai150! 🎉 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.

[reshamsai150]

assign this to me @JAYESHBATRA

[rohir1132yadav]

i want to work on this project ,please assign me