Wrap in Flutter

import 'package:flutter/material.dart'; void main() { runApp(const om()); } class om extends StatefulWidget { const om({super.key}); @override State<om> createState() => _omState(); } class _omState extends State<om> { @override Widget build(BuildContext context) { return MaterialApp( darkTheme: ThemeData.dark(), debugShowCheckedModeBanner: false, title: 'Om Namah Shivay', home: Scaffold( appBar: AppBar( title: Text( "Rows and Columns and wrap", style: TextStyle(color: Colors.black), ), centerTitle: true, backgroundColor: Colors.red, ), body: Wrap( alignment: WrapAlignment.center, direction: Axis.vertical, children: [ Container( margin: EdgeInsets.all(15), color: Colors.red, width: 50, height: 50, ), Container( margin: EdgeInsets.all(15), color: Colors.red, width: 50, height: 50, ), Container( margin: EdgeInsets.all(15), color: Colors.red, width: 50, height: 50, ), Container( margin: EdgeInsets.all(15), color: Colors.red, width: 50, height: 50, ), Container( margin: EdgeInsets.all(15), color: Colors.red, width: 50, height: 50, ), Container( margin: EdgeInsets.all(15), color: Colors.red, width: 50, height: 50, ), Container( margin: EdgeInsets.all(15), color: Colors.red, width: 50, height: 50, ), Container( margin: EdgeInsets.all(15), color: Colors.red, width: 50, height: 50, ), Container( margin: EdgeInsets.all(15), color: Colors.red, width: 50, height: 50, ), Container( margin: EdgeInsets.all(15), color: Colors.red, width: 50, height: 50, ), ], ), ), ); } }