class SampleCardList extends StatelessWidget {
  final items = 20;

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: Column(
        children: [
          Expanded(
            flex: 2,
            child: Container(
              color: Colors.red,
            ),
          ),
          Expanded(
            flex: 3,
            child: Container(
                color: Colors.black,
                child: Container(
                  margin: EdgeInsets.only(left: 20, right: 20, ),
                  child: ListView.builder(
                    padding: EdgeInsets.zero,
                    itemCount: items,
                    itemBuilder: (_, index) {
                      return Container(
                        decoration: BoxDecoration(
                            color: Colors.white,
                            borderRadius: index != items - 1
                                ? BorderRadius.zero
                                : BorderRadius.only(
                                    bottomLeft: Radius.circular(15),
                                    bottomRight: Radius.circular(15),
                                  )),
                        child: ListTile(
                          title: Text("Item : $index"),
                        ),
                      );
                    },
                  ),
                )),
          ),
        ],
      ),
    );
  }
}