import 'package:flutter/material.dart'; class Body extends StatelessWidget { const Body({Key? key}) : super(key: key); @override Widget build(BuildContext context) { var size = MediaQuery.of(context).size; return Container( alignment: Alignment.center, child: SingleChildScrollView( child: Stack( alignment: Alignment.center, children: [ Image( fit: BoxFit.cover, width: size.width, height: size.height, image: const AssetImage( 'assets/images/appflowy_launch_splash.jpg')), const CircularProgressIndicator.adaptive(), ], ), ), ); } }