mainAxisAlignment row code example
Example 1: flutter center row
mainAxisAlignment: MainAxisAlignment.center //Center Column contents vertically,
Example 2: flutter column
Column(
children: [
Text('Deliver features faster'),
Text('Craft beautiful UIs'),
Expanded(
child: FittedBox(
fit: BoxFit.contain, // otherwise the logo will be tiny
child: const FlutterLogo(),
),
),
],
)