public void OnHideShowCardsEventHandler()
        {
            if (HideToggleButtonText == "Hide")
            {
                Card1.SetVisible(false);
                Card2.SetVisible(false);

                HideToggleButtonText = "Show";
            }
            else if (HideToggleButtonText == "Show")
            {
                Card1.SetVisible(true);
                Card2.SetVisible(true);

                HideToggleButtonText = "Hide";
            }

            base.StateHasChanged();
        }