UI
<Portal>— creates React portal into document's body.<Overlay>— creates overlay over the whole page.<FullScreen>— displays children in full screen.<Slider>— provides mouse position inside element when scrubbing.
<Portal> — creates React portal into document's body.<Overlay> — creates overlay over the whole page.<FullScreen> — displays children in full screen.<Slider> — provides mouse position inside element when scrubbing.