Flutter ListView in Container

main.dart

// In Container

import 'package:flutter/material.dart';
import 'package:flutter/rendering.dart';

void main() {
  runApp(MyApp());
}

class MyApp extends StatelessWidget {
  MyApp({Key key}) : super(key: key);

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
        home: SingleChildScrollView(
            child: Container(
                color: Colors.green,
                child: Row(
                  mainAxisAlignment: MainAxisAlignment.center,
                  crossAxisAlignment: CrossAxisAlignment.start,
                  children: <Widget>[
                    Container(
                        width: 700,
                        decoration: BoxDecoration(
                            color: Colors.white,
                            borderRadius: BorderRadius.circular(10),
                            boxShadow: [
                              BoxShadow(
                                color: Colors.black.withOpacity(0.44),
                                spreadRadius: 0,
                                blurRadius: 15,
                                offset:
                                    Offset(0, 1), // changes position of shadow
                              ),
                            ]),
                        margin: EdgeInsets.all(24.0),
                        child: Container(
                            child: Column(
                                crossAxisAlignment: CrossAxisAlignment.stretch,
                                children: [
                              ListView.builder(
                                  scrollDirection: Axis.vertical,
                                  shrinkWrap: true,
                                  itemCount: 20,
                                  itemBuilder: (context, index) {
                                    var text = 'Card $index';
                                    print('Building card $text');
                                    return Card(
                                        child: Container(
                                            height: 130,
                                            child: Center(
                                              child: Text(text),
                                            )));
                                  })
                            ]))),
                  ],
                ))));
  }
}