public PizzaPane()
{
    Font font = new Font(18);



    CheckBox cb1 = new CheckBox("Bacon");
    CheckBox cb2 = new CheckBox("Peppers");
    CheckBox cb3 = new CheckBox("Sausage");
    CheckBox cb4 = new CheckBox("Extra Cheese");
    CheckBox cb5 = new CheckBox("Ham");
    CheckBox cb6 = new CheckBox("Onions");

    Button push = new Button("Total!");
    push.setOnAction(this::processReturn);

    Label outputLabel = new Label("Property Output:");
    outputLabel.setFont(font);
    GridPane.setHalignment(outputLabel, HPos.RIGHT);

    result = new Label("---");
    result.setFont(font);
    GridPane.setHalignment(result, HPos.CENTER);


    setAlignment(Pos.CENTER);
    setHgap(50);
    setVgap(20);
    setStyle("-fx-background-color: yellow");
    setGridLinesVisible(false);



    add(cb1 , 1, 2);
    add(cb2 , 1, 3);
    add(cb3 , 1, 4);
    add(cb4 , 1, 5);
    add(cb5 , 1, 6);
    add(cb6 , 1, 7);
    add(push, 2, 0);
    add(outputLabel, 0, 1);
    add(result, 1, 1);






}
  public void processReturn(ActionEvent event)

{

    double fValue =(10);

    result.setText(fValue + "");
}