let label = UILabel()
    let button = UIButton()
    let input1 = UITextField()


    override func viewDidLoad() {
        super.viewDidLoad()

        label.frame = CGRect(x: 24, y: self.view.frame.height - 60, width: self.view.frame.width - 48, height: 60)
        label.text = "Coucou"


        button.frame = CGRect(x: 24, y: label.frame.origin.y - (60), width: self.view.frame.width - 48, height: 60)
        button.setTitle("Button Title", for: .normal)
        button.backgroundColor = UIColor.green

        input1.frame = CGRect(x: 24, y: button.frame.origin.y - (60), width: self.view.frame.width - 48, height: 60)
        input1.backgroundColor = UIColor.green

        self.view.addSubview(label)
        self.view.addSubview(button)
        self.view.addSubview(input1)