Feat : Improve the UI of the Encryption and Decryption page

[venisha-kalola]

Project slug (e.g., snake, todo)

text-encryption-decryption

Summary

Make UI Better
Add toggle button for dark/light theme
align the containers better, have a good color contrast between the background and foreground
UI should be intuitive and asthetically pleasing
Make it Responsie

Details / Acceptance criteria

Add screenshots of your implementation

Scope

• UI changes
• Logic changes
• Accessibility
• Tests (manual)

[shariyaansari]

@venisha-kalola Can you please assign this to me ?

[AyushGupta011]

@venisha-kalola Hello! I’d like to work on this issue as part of Hacktoberfest 2025.
Could you please assign it to me? Thank you!

[venisha-kalola]

@AyushGupta011 this issue is already assigned to @shariyaansari , u can comment on other existing issue or also can raise a new issue

[shariyaansari]

@venisha-kalola Can you check

[venisha-kalola]

add light theme screenshots

[shariyaansari]

@venisha-kalola done