enhance scrollbar across all pages

[mdtausifiqbal]

🛠️ Closes #124

👨‍💻 Changes proposed:

✔️ Check List (Check all the applicable boxes)

• [x] My code follows the code style of this project.
• [x] This PR does not contain plagiarized content.
• [x] The title of my pull request is a short description of the requested changes.
• [x] I am a participant of Hacktoberfest 2022.

📄 Note to reviewers

📷 Screenshots

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[KiranAminPanjwani]

Wonderful! Kindly update your forked repo.

[mdtausifiqbal]

My Repo is already synced with upstream

[mdtausifiqbal]

@KiranAminPanjwani merge conflict resolved with latest commit, could you please review my changes