小编Apo*_*dey的帖子

这是我的代码，我明确定义了主题，如下所示。但是，Chrome 浏览器中容器的颜色home仍然是蓝色。

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Spotify UI',
      debugShowCheckedModeBanner: false,
      themeMode: ThemeMode.dark,
      darkTheme: ThemeData(
        brightness: Brightness.dark,
        appBarTheme: const AppBarTheme(backgroundColor: Colors.black),
        scaffoldBackgroundColor: const Color(0xFF121212),
        backgroundColor: const Color(0xFF121212),
        primaryColor: Colors.black,
        accentColor: const Color(0xFF1DB954),
        iconTheme: const IconThemeData().copyWith(color: Colors.white),
        fontFamily: 'Montserrat',
        textTheme: TextTheme(
          headline2: const TextStyle(
            color: Colors.white,
            fontSize: 32.0,
            fontWeight: FontWeight.bold,
          ),
          headline4: TextStyle(
            fontSize: 12.0,
            color: Colors.grey[300],
            fontWeight: FontWeight.w500,
            letterSpacing: 2.0,
          ),
          bodyText1: TextStyle(
            color: Colors.grey[300],
            fontSize: 14.0,
            fontWeight: FontWeight.w600, …