import 'package:flutter/material.dart';

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

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Demo',
      theme: ThemeData(
        primarySwatch: Colors.blue,
        visualDensity: VisualDensity.adaptivePlatformDensity,
      ),
      home: MyHomePage(title: 'Flutter Demo Home Page'),
    );
  }
}

class MyHomePage extends StatefulWidget {
  MyHomePage({Key key, this.title}) : super(key: key);

  final String title;

  @override
  _MyHomePageState createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text(widget.title),
      ),
      body: SafeArea(
        child: Column(
          children: <Widget>[
            Expanded(
              child: SingleChildScrollView(
                child: Column(
                  children: <Widget>[
                    ...List.generate(
                      10,
                      (index) => Container(
                        decoration: BoxDecoration(
                          border: Border.all(),
                        ),
                        margin: const EdgeInsets.all(16),
                        child: Padding(
                          padding: const EdgeInsets.symmetric(horizontal: 16),
                          child: TextField(
                            textAlign: TextAlign.center,
                          ),
                        ),
                      ),
                    ),
                  ],
                ),
              ),
            ),
            Container(
              color: Colors.black12,
              padding: const EdgeInsets.all(16),
              width: double.infinity,
              child: MaterialButton(
                color: Colors.orange,
                child: Text(
                  'Continue',
                  style: TextStyle().copyWith(
                    color: Colors.white,
                  ),
                ),
                onPressed: () {},
              ),
            )
          ],
        ),
      ),
    );
  }
}