[BUG] improve sidebar to make elements visually accessible

[Anmol-Baranwal]

Description

@rupali-codes @CBID2

I believe this issue is important, so I am going to submit a PR by tomorrow. Let me know what you think.

Screenshots

Any additional information?

No response

What browser are you seeing the problem on?

Chrome

Checklist

• I have checked the existing issues
• I have read the Contributing Guidelines
• I am willing to work on this issue (optional)
• I am a GSSoC'23 contributor

[github-actions]

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[github-actions]

Hello Anmol-Baranwal!
Thank you for raising this issue! 😊 Your contribution is valuable to us! 😊

Please make sure to follow our Contributing Guidelines. 💪🏻

Our review team will carefully assess the issue and reach out to you soon! 😇
We appreciate your patience!

[CBID2]

I agree. Go right ahead @Anmol-Baranwal