ConstrainedBox

 import "package:flutter/material.dart";

void main() {
  runApp(MyApp(),);
}
class MyApp extends StatelessWidget {
  MyApp({super.key});

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      debugShowCheckedModeBanner: false,
      title: "Constraint Box in Flutter",
      theme: ThemeData(
        primarySwatch: Colors.brown,
      ),
      home: ConstraintBoxDemo(),
    );
  }
}
class ConstraintBoxDemo extends StatelessWidget {
  ConstraintBoxDemo({super.key});

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text("Constraint Box"),
      ),
      body: Center(
        child: Column(
          mainAxisAlignment: MainAxisAlignment.center,
          children: [
            ConstrainedBox(
              constraints: BoxConstraints(
                maxWidth: 200,
                maxHeight: 100,
              ),
              child: Text("Use ListTile, a specialized row widget from the Material library, for an easy way to create a row "
                  "containing up to 3 lines of text and optional leading and trailing icons.",
                style: TextStyle(fontSize: 21,),
                overflow: TextOverflow.fade,
              ),
            ),
            ConstrainedBox(
              constraints: BoxConstraints(
                maxWidth: 300,
                minWidth: 200,
                minHeight: 100,
                maxHeight: 300,
              ),
              child: ElevatedButton(
                onPressed: (){},
                child: Text("Click Here!"),
                style: ElevatedButton.styleFrom(
                  backgroundColor: Colors.indigo,
                ),
              ),
            ),
          ],
        ),
      ),
    );
  }
}