https://www.tutorialkart.com/flutter/flutter-container-padding/#gsc.tab=0
How to set Padding for Container Widget in Flutter? - TutorialKart
To set padding for Container widget in Flutter, set padding property wit the required EdgeInsets value. Via EdgeInsets class object, we can set padding for
www.tutorialkart.com
https://stackoverflow.com/questions/52774921/space-between-columns-children-in-flutter
Space between Column's children in Flutter
I have a Column widget with two TextField widgets as children and I want to have some space between both of them. I already tried mainAxisAlignment: MainAxisAlignment.spaceAround, but the result w...
stackoverflow.com
if-else
https://www.tutorialspoint.com/dart_programming/dart_programming_if_else_statement.htm
