color changes

mobile/lib/main.dart

@@ -30,7 +30,7 @@ class MyApp extends StatelessWidget {
         title: 'Fresh Plaza',
         theme: ThemeData(
           colorScheme: ColorScheme.fromSeed(seedColor: Colors.blue),
-          scaffoldBackgroundColor: const Color(0xFFEEEEEE),
+          scaffoldBackgroundColor: const Color(0xFFFAFAFF),
           textTheme: const TextTheme(
             headlineLarge: TextStyle(color: Color(0xFF000000), fontSize: 64),
             bodyLarge: TextStyle(color: Color(0xFF000000), fontSize: 20),

mobile/lib/pages/all_receipts_page.dart

@@ -16,6 +16,7 @@ class ReceiptsListItem extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     return Card(
+      color: Colors.white,
       child: InkWell(
         borderRadius: const BorderRadius.all(Radius.circular(10)),
         onTap: () {

mobile/lib/pages/product_page.dart

@@ -16,6 +16,7 @@ class ProductPage extends StatelessWidget {
         context.watch<AddToCartStateRepo>();
     return Scaffold(
       body: Card(
+color: Colors.white,
         margin: const EdgeInsets.all(10),
         child: Container(
           padding: const EdgeInsets.symmetric(vertical: 10),

mobile/lib/widgets/primary_card.dart

@@ -11,6 +11,7 @@ class PrimaryCard extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     return Card(
+      color: Colors.white,
       child: SizedBox(height: 100, child: child),
     );
   }

mobile/lib/widgets/primary_input.dart

@@ -23,7 +23,10 @@ class PrimaryInput extends StatelessWidget {
           decoration: InputDecoration(
             border: const OutlineInputBorder(),
             label: Text(label),
-              hintText: placeholderText),
+            hintText: placeholderText,
+            filled: true,
+            fillColor: Colors.white,
+          ),
           obscureText: obscure,
         ));
   }