[UI/UX] : Header and sidebar as a sticky component

[Ritikverma323]

We want header and sidebar to be a sticky component,

[TheInfernitex]

Hi, I'd like to take this up if no one else is working on it.

[Ritikverma323]

@TheInfernitex It’s contributors like you who keep this project moving forward!
Take your time exploring the issue — your efforts are truly appreciated and help make this project even better. 💪
If you find any problems, feel free to ask for help anytime.
⭐ If you find the project useful, please consider starring the repository to show your support and help it grow!

[TheInfernitex]

Hey @Ritikverma323, Just wanted to gently ping you on PR #84 so we can try to get this merged, especially with Hacktoberfest in mind. Let me know if you have any feedback or questions!