Card(
semanticContainer: true,
clipBehavior: Clip.antiAliasWithSaveLayer,
child: Image.network( 'https://placeimg.com/640/480/any',fit: BoxFit.fill),
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(10.0),
),
elevation: 5,
margin: EdgeInsets.all(10),
)