anchor.diff:      final TextStyle titleStyle = theme.textTheme.headline.copyWith(color: Colors.white);
       final TextStyle descriptionStyle = theme.textTheme.subhead;
   
  -    return new SizedBox(
  +    return new Container(
  +      padding: const EdgeInsets.all(8.0),
         height: height,
         child: new Card(
           child: new Column(
  
positive.code:                 children: <Widget>[
                    new FlatButton(
                      child: new Text('SHARE'),
                      onPressed: () { /* do nothing */ },
                    ),
                    new FlatButton(
                      child: new Text('EXPLORE'),
                      onPressed: () { /* do nothing */ },
                    ),
                  ],
  
negative.code:     assert(destination != null && destination.isValid);
    }
  
    static final double height = 366.0;
    final TravelDestination destination;
  
    @override
  