Use a consistent header on each page.

lib/widgets/cards.dart

@@ -1,3 +1,4 @@
+// Flutter
 import 'package:flutter/material.dart';
 
 class TitleCard extends StatelessWidget {
@@ -15,7 +16,11 @@ class TitleCard extends StatelessWidget {
       child: Center(
         child: Text(
           title,
-          style: TextStyle(fontSize: 20),
+          style: TextStyle(
+            fontSize: 20,
+            fontWeight: FontWeight.bold,
+            decoration: TextDecoration.underline,
+          ),
         ),
       ),
     );