home: Column(
        mainAxisAlignment: MainAxisAlignment.spaceEvenly,
        children: [
          Row(
            mainAxisAlignment: MainAxisAlignment.spaceEvenly,
            children: [
              Container(color: Colors.red, width: 50, height: 50),
              Container(color: Colors.green, width: 50, height: 50),
              Container(color: Colors.blue, width: 50, height: 50),
            ],
          ),
          Row(
            mainAxisAlignment: MainAxisAlignment.spaceEvenly,
            children: [
              Container(color: Colors.orange, width: 50, height: 50),
              Container(color: Colors.purple, width: 50, height: 50),
              Container(color: Colors.yellow, width: 50, height: 50),
            ],
          ),
          Row(
            mainAxisAlignment: MainAxisAlignment.spaceEvenly,
            children: [
              Container(color: Colors.pink, width: 50, height: 50),
              Container(color: Colors.teal, width: 50, height: 50),
              Container(color: Colors.brown, width: 50, height: 50),
            ],
          ),
        ],
      ),
    );
  }
}