SomethingCenterInJavFx

package sample;

import com.sun.prism.paint.Color;
import javafx.application.Application;
import javafx.fxml.FXMLLoader;
import javafx.geometry.Pos;
import javafx.scene.Group;
import javafx.scene.Parent;
import javafx.scene.Scene;
import javafx.scene.layout.BorderPane;
import javafx.scene.layout.GridPane;
import javafx.scene.layout.HBox;
import javafx.scene.layout.VBox;
import javafx.stage.Stage;
import javafx.scene.Scene;
import javafx.scene.control.TextField;
import java.awt.*;
import javafx.scene.control.Button;
import javafx.scene.control.Label;
public class Main extends Application {

    @Override
    public void start(Stage primaryStage) throws Exception{

        BorderPane root = new BorderPane();

        HBox v = new HBox();
        HBox v2 = new HBox();


        Label label = new Label("name");

        v.getChildren().add(label);

        v.setAlignment(Pos.CENTER);
        root.setCenter(v);



        Scene ob = new Scene(root,300,400);

        primaryStage.setScene(ob);
        primaryStage.show();

    }


    public static void main(String[] args) {
        launch(args);
    }
}