import "package:flutter/material.dart";

void main() => runApp(MyApp());

class MyApp extends StatelessWidget  {

  Widget build(BuildContext inContext) {
    return MaterialApp(home : Scaffold(
      body : Column(children : [
        Container(height : 100),
        Table(
          border : TableBorder(
            top : BorderSide(width : 2),
            bottom : BorderSide(width : 2),
            left : BorderSide(width : 2),
            right : BorderSide(width : 2)
          ),
          children : [
            TableRow(
              children : [
                Center(child : Padding(
                  padding : EdgeInsets.all(10),
                  child : Text("1"))
                ),
                Center(child : Padding(
                  padding :  EdgeInsets.all(10),
                  child : Text("2"))
                ),
                Center(child : Padding(
                  padding :  EdgeInsets.all(10),
                  child : Text("3"))
                )
              ]
            )
          ]
        )
      ])
    ));
  }

}