anchor.diff:    double _contentHeight = cardContentMinHeight;
     bool active;
     Function hide;
  +  String webCardUrl;
   
     @override
     void initState() {
  
positive.code:   @override
    Widget build(BuildContext context) {
      active = Provider.of<CardsDataProvider>(context).cardStates[widget.cardId];
      checkWebURL();
  
      if (active != null && active) {
        return Card(
  
negative.code:   // to the webViewController's url, and loads in the new url if so
    void checkWebURL() async {
      String currentUrl = await _webViewController?.currentUrl();
      if (_webViewController != null && webCardUrl != currentUrl) {
        _webViewController?.loadUrl(webCardUrl);
      }
    }
  }
  