Widget build(BuildContext context) {
return new Container(
child: new Stack(children: <Widget>[
new Container(
child: new Image.asset('assets/appimage.jpg'),
color: Colors.lightGreen,
),
new Scaffold(
appBar: new AppBar(title: new Text('Hello'),
backgroundColor: Colors.transparent,
elevation: 0.0,
),
backgroundColor: Colors.transparent,
body: new Container(
color: Colors.white,
child: new Center(
child: new Text('Hello how are you?'),),)
)
],),
);
}