stage = primaryStage;
stage.setTitle("Genesia");
stage.setResizable(false);
introScene = new Scene(new GameSelection(this), 640, 400);
introScene.getStylesheets().add("net/sertik/genesia/default.css");
stage.setScene(introScene);
Rectangle2D screenVisualBounds = Screen.getPrimary().getVisualBounds();