Feat:Enhancing the Login and Sign up pages according to the recent changes

[devxMani]

Describe the feature

Adding transitions effects and other changes without deleting any logic

Add ScreenShots

Record

• [X] I agree to follow this project's Code of Conduct
• [X] I have checked the existing issues
• [X] I'm a GSSOC'24-Extended contributor
• [X] I want to work on this issue

[Prithwi32]

@devxMani feel free to raise good issue...Thanks!