Oof, I thought Flutter was supposed to make programmatic UI more readable/easy?
body: Stack(
children: <Widget>[
LayoutBuilder(
builder: (ctx, constraints) => Container(
width: double.infinity,
height: constraints.maxHeight - 67.0,
padding: const EdgeInsets.fromLTRB(20.0, 20.0, 20.0, 0.0),
child: Column(
mainAxisSize: MainAxisSize.min,
crossAxisAlignment: CrossAxisAlignment.start,
children: <Widget>[
Column(
mainAxisSize: MainAxis
....