
import 'package:flutter/material.dart';void main() { runApp(MyApp());}class MyApp extends StatelessWidget { @override Widget build(BuildContext context) { return MaterialApp( // 앱 바 푸른색으로 지정하기 theme: ThemeData(appBarTheme: AppBarTheme(backgroundColor: Colors.blue)), home: Scaffold( appBar: AppBar(title: Text('Test')), // 영역을 표현하는 Container body: Containe..