minimizeButton.padTop(-2).padLeft(5);
minimizeButton.getColor().a = 0.66f;
window.getButtonTable().add(minimizeButton).size(20, 20);
ScrollPane skinScroll = new ScrollPane(skinList, skin);
skinScroll.setFadeScrollBars(false);
ScrollPane animationScroll = new ScrollPane(animationList, skin);
animationScroll.setFadeScrollBars(false);
// Layout.
root.pad(2, 4, 4, 4).defaults().space(6);
root.columnDefaults(0).top().right();