code: @Override
      public void start(final Stage stage) throws Exception {
          // Store the preloader stage to reuse it later
          this.preloaderStage = stage;
  
          // Configure the stage
          stage.centerOnScreen();
          stage.initStyle(StageStyle.TRANSPARENT);
          stage.setScene(createPreloaderScene());
  
          // Let's start the show
          stage.show();
      }
docs: {@inheritDoc}