softer colors

lib/main.dart

@@ -12,7 +12,7 @@ class MyApp extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     return MaterialApp(
-      title: 'Flutter Demo',
+      title: 'Sept !!',
       theme: ThemeData(
         // This is the theme of your application.
         //
@@ -82,9 +82,11 @@ class _MyHomePageState extends State<MyHomePage> {
     setState(() {
       _key = " ";
       // check if the key is a letter between a and z
-      if (key.length == 1 && key.codeUnitAt(0) >= 65 && key.codeUnitAt(0) <= 90) _key = key;
+      if (key.length == 1 && key.codeUnitAt(0) >= 65 && key.codeUnitAt(0) <= 90)
+        _key = key;
       // check if the key is a number between 0 and 9
-      if (key.length == 1 && key.codeUnitAt(0) >= 48 && key.codeUnitAt(0) <= 57) _key = key;
+      if (key.length == 1 && key.codeUnitAt(0) >= 48 && key.codeUnitAt(0) <= 57)
+        _key = key;
     });
     return true;
   }
@@ -120,11 +122,13 @@ class _MyHomePageState extends State<MyHomePage> {
     // fast, so that you can just rebuild anything that needs updating rather
     // than having to individually change instances of widgets.
     return Scaffold(
+      backgroundColor: Colors.black45,
       appBar: AppBar(
         // TRY THIS: Try changing the color here to a specific color (to
         // Colors.amber, perhaps?) and trigger a hot reload to see the AppBar
         // change color while the other colors stay the same.
-        backgroundColor: Theme.of(context).colorScheme.inversePrimary,
+
+        backgroundColor: Colors.blueGrey,
         // Here we take the value from the MyHomePage object that was created by
         // the App.build method, and use it to set our appbar title.
         title: Text(widget.title),
@@ -146,11 +150,17 @@ class _MyHomePageState extends State<MyHomePage> {
           // TRY THIS: Invoke "debug painting" (choose the "Toggle Debug Paint"
           // action in the IDE, or press "p" in the console), to see the
           // wireframe for each widget.
+
           mainAxisAlignment: MainAxisAlignment.center,
           children: <Widget>[
             Text(
               '$_key',
-              style: Theme.of(context).textTheme.headlineLarge,
+              // set text color to white
+
+              style: TextStyle(
+                color: Colors.lightGreen,
+                fontSize: 160.0, // Change this to your preferred color
+              ),
             ),
           ],
         ),