anchor.diff:            ),
           ),
           bottomNavigationBar: BottomNavigationBar(
  -          type: BottomNavigationBarType.fixed,
  +          type: BottomNavigationBarType.shifting,
  +          selectedItemColor: selectedColor,
             items: const <BottomNavigationBarItem>[
               BottomNavigationBarItem(
                 icon: Icon(Icons.person),
  
positive.code: 
    @override
    Widget build(BuildContext context) {
      return Provider(
        create: (_) => _tabHelper,
        child: Scaffold(
  
negative.code:         navigatorKey: this._tabHelper.navigatorKeys[AppTab.futureEvents],
          routes: {
            '/': (context) => FutureEventsPage(),
          },
        ),
      ];
    }
  