change page navigation

lib/pages/staff/staff_list.dart

@@ -45,7 +45,8 @@ class _StaffListState extends State<StaffList> {
         ),
         floatingActionButton: FloatingActionButton.extended(
           onPressed: () {
-            Navigator.of(context).push(BottomUpPageRoute(StaffEditor()));
+            Navigator.of(context)
+                .push(CupertinoPageRoute(builder: (context) => StaffEditor()));
           },
           icon: Icon(Icons.add),
           label: LocalText(context, "staff.new", color: Colors.white),
@@ -72,8 +73,8 @@ class _StaffListState extends State<StaffList> {
       children: <Widget>[
         InkWell(
           onTap: () {
-            Navigator.of(context)
-                .push(BottomUpPageRoute(StaffEditor(staff: user)));
+            Navigator.of(context).push(CupertinoPageRoute(
+                builder: (context) => StaffEditor(staff: user)));
           },
           child: Row(
             children: <Widget>[