flutter 박스 크기를 꽉차게 하는법 > 프로그래밍

class Suse_App extends StatelessWidget {
  const Suse_App({super.key});

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
        home: Scaffold(
          appBar: AppBar(
              title: Text('suse_hh')
          ),
          body: Align(
            alignment: Alignment.topRight,
            child: Container(
              width: double.infinity,
              height: 50,
              color: Colors.red,

            ),
          ),
        )
    );
  }
}