void OnCallOldGames(object sender, EventArgs e)
        {
            var page = new OldGamesPage();

            page.BindingContext = this.BindingContext;
            Navigation.PushAsync(page);
        }
 void OnCallOldGames(object sender, EventArgs e)
 {
     var page = new OldGamesPage();
     page.BindingContext = this.BindingContext;
     Navigation.PushAsync(page);
 }