feat: add sign in button

[anish-patro]

Your checklist for this pull request

🚨Please review the guidelines for contributing to this repository.

• [x] Make sure you are requesting to pull a topic/feature/bugfix branch (right side). Don't request your default branch!
• [x] Make sure you are making a pull request against the default branch (left side). Also you should start your branch off default branch.
• [x] Check the commit's or even all commits' message styles matches our requested structure.
• [x] Check your code additions will fail neither code linting checks nor unit test.
• [x] I have added necessary documentation (if appropriate)

Linked Issues

Fixes #382

Description

Please describe your pull request.

❤️Thank you!

Post merge checklist

• [ ] Follow steps from the guidelines for contributing to this repository.
• [ ] If you are a new contributor, ping in the thread and one of the maintainers will add you to all-contributors list.

[120EE0692]

fixes required in small screen size:

sign in button not visible in medium screen size: