code: public static UIContainer window()
  	{
  		UIContainer container = new UIContainer();
  		container.setName("Window");
  		container.setBackground(GuiShape.builder(container).icon(GuiIcon.WINDOW).border(5).build());
  		container.setPosition(Position.middleCenter(container));
  		container.setPadding(Padding.of(5));
  		return container;
  	}
docs: Creates a centered {@link UIContainer} with a window background and a padding of 5.
  
  @return the UI container