container is having margin as a child of Column flutter code example
Example 1: flutter vertical space between containers
Column(
children: <Widget>[
Widget1(),
SizedBox(height: 10),
Widget2(),
],
),
Example 2: column each child padding
Wrap(
spacing: 20, // to apply margin in the main axis of the wrap
runSpacing: 20, // to apply margin in the cross axis of the wrap
children: <Widget>[
Text('child 1'),
Text('child 2')
]
)