Flutter: Trying to bottom-center an item in a Column, but it keeps left-aligning

Question

I\'m trying to bottom-center a widget at the bottom of a Column, but it keeps aligning to the left.

return new Column(
  new Stack(
    new Positioned(
              


        

Answer 1

Widget _bottom() {
    return Column(
      mainAxisAlignment: MainAxisAlignment.start,
      children: [
        Expanded(
          child: Container(
            color: Colors.amberAccent,
            width: double.infinity,
            child: SingleChildScrollView(
              child: Column(
                mainAxisAlignment: MainAxisAlignment.start,
                crossAxisAlignment: CrossAxisAlignment.start,
                children: new List.generate(50, (index) => index + 1)
                    .map((item) {
                  return Text(
                    item.toString(),
                    style: TextStyle(fontSize: 20),
                  );
                }).toList(),
              ),
            ),
          ),
        ),
        Container(
          color: Colors.blue,
          child: Row(
            mainAxisAlignment: MainAxisAlignment.center,
            children: [
              Text(
                'BoTToM',
                textAlign: TextAlign.center,
                style: TextStyle(fontSize: 33),
              ),
            ],
          ),
        ),
      ],
    );
  }