search update

lib/pages/user_search/user_serach.dart

@@ -29,13 +29,16 @@ class UserSearchDelegate extends SearchDelegate<User> {
   ThemeData appBarTheme(BuildContext context) {
     final ThemeData theme = Theme.of(context);
     return theme.copyWith(
+      appBarTheme: AppBarTheme(color: primaryColor),
       inputDecorationTheme: InputDecorationTheme(
           border: InputBorder.none,
           hintStyle: TextStyle(
               color: theme.primaryTextTheme.caption?.color, fontSize: 14)),
-      textTheme: theme.textTheme.copyWith(
-          title: theme.textTheme.title?.copyWith(
-              color: theme.primaryTextTheme.title?.color, fontSize: 16)),
+      textTheme: TextTheme(
+          headline1: TextStyle(
+              color: theme.primaryTextTheme.headline1?.color,
+              fontSize: 16,
+              backgroundColor: primaryColor)),
       primaryColor: primaryColor,
     );
   }