Feature: Add padding to the nav signIn button

[dev-phantom]

Type of feature

🍕 Feature

Current behavior

there is no padding in the current sign in button

Suggested solution

To fix this add px-3 to the button

Additional context

No response

Code of Conduct

• I agree to follow this project's Code of Conduct

[takanome-dev]

Thanks for opening this issue.

I think I added a padding for the button in #21. It's not merged yet, but will be soon...