MyWidget

class MyWidget extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return Column(children: <Widget>[
      Expanded(
        child: Container(
          child: Text(' One step at a time'),
        ),
      ),
      Expanded(
        child: Container(
          child: Row(
            mainAxisSize: MainAxisSize.max,
            mainAxisAlignment: MainAxisAlignment.start,
            crossAxisAlignment: CrossAxisAlignment.stretch,
            children: <Widget>[
              Expanded(
                child: Container(
                  color: Colors.blueAccent,
                  child: RaisedButton(
                    onPressed: () {},
                    child: Text(
                      "Blah blah blah blah blah blah blah Blah blah blah blah blah blah blah",
                      style: TextStyle(color: Colors.white),
                    ),
                  ),
                ),
              ),
              SizedBox(width: 5),
              Expanded(
                child: Container(
                  color: Colors.blueAccent,
                  child: RaisedButton(
                    // tried raisedbutton - height is not fully covered
                    onPressed: () {},
                    child: Text(
                      "blah blah blah",
                      style: TextStyle(color: Colors.white),
                    ),
                  ),
                ),
              ),
            ],
          ),
        ),
      ),
    ]);
  }
}