UI Improve Look-n-Feel

[mygurukool]

Is your feature request related to a problem? Please describe.

• [x] #19

• [x] #20

• [ ] #13

  • Never had focus/ empty/ not selected: Basic color (Blue/ grey)
  • Text entered and validation successful: Green
  • Text entered and validation failed: Red

• [ ] #18

• [x] #16

• [x] #17

[mygurukool]

impl