1. ElevatedButton 2. OutlinedButton 3. TextButton import 'package:flutter/material.dart'; class HomeScreen extends StatelessWidget { const HomeScreen({Key? key}) : super(key: key); @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar( title: Text('버튼'), ), body: Padding( padding: const EdgeInsets.symmetric(horizontal: 10.0), child: Column( crossAxisAlignment: CrossAxisA..