main.dart

import 'package:flutter/material.dart';

class Design1 extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return Container(
        color: Colors.purple.shade800,
        child: Row(
          // mainAxisAlignment: MainAxisAlignment.center,
          // mainAxisSize: MainAxisSize.max,
          // crossAxisAlignment: CrossAxisAlignment.center,
          children: [
            Container(
                // height: 35,
                // width: 150,
                color: Colors.greenAccent,
                child: Column(
                  // mainAxisAlignment: MainAxisAlignment.center,
                  // mainAxisSize: MainAxisSize.max,
                  // crossAxisAlignment: CrossAxisAlignment.center,
                  children: [
                    Container(
                      // width: double.infinity,
                      // height: double.infinity,
                      // height: double.infinity,
                      // width: 150,
                      color: Colors.blueGrey,
                      padding: EdgeInsets.all(10),
                      child: Align(
                        alignment: Alignment.topCenter,
                        // child: Wrap(
                        //   children: [
                        //     Container(
                        //       // child: Text("-"),
                        //       color: Colors.lightBlue,
                        //     )
                        //   ],
                        // )
                      ),
                    ),
                  ],
                )),
          ],
        ));
  }
}

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

class MyApp extends StatelessWidget {
  // This widget is the root of your application.
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
        title: 'Flutter Demo',
        theme: ThemeData(
            // This is the theme of your application.
            //
            // Try running your application with "flutter run". You'll see the
            // application has a blue toolbar. Then, without quitting the app, try
            // changing the primarySwatch below to Colors.green and then invoke
            // "hot reload" (press "r" in the console where you ran "flutter run",
            // or simply save your changes to "hot reload" in a Flutter IDE).
            // Notice that the counter didn't reset back to zero; the application
            // is not restarted.
            primarySwatch: Colors.blue,
            // This makes the visual density adapt to the platform that you run
            // the app on. For desktop platforms, the controls will be smaller and
            // closer together (more dense) than on mobile platforms.
            // visualDensity: VisualDensity.adaptivePlatformDensity,
            backgroundColor: Colors.blue),
        // home: AnalogClock());
        home: Design1());
  }
}