main.setJustification(Justification.CENTER);
main.addStyleName(this.css.indicatorMain());
FlexPanel container = new FlexPanel();
container.addStyleName(this.css.indicatorContainer());
container.setOrientation(Orientation.HORIZONTAL);
main.add(container);
indicators = new ArrayList<Carousel.CarouselIndicator>(numberOfPages);
selectedIndex = 0;