public void makecontainer() {
        for (int i = 0; i < 100; i++) {
            containers[i] = new Container(assetManager);
            rootNode.attachChild(containers[i]);
            containers[i].setLocalTranslation(100f, 2.5f / 6 + (2.5f / 3) * i, -50f);
            containers[i].rotate(0, FastMath.PI / 2, 0);
        }
    }