Have you ever noticed an annoying "flash of unstyled content" (FOUC) when a web page first loads? That happens because browsers render things as quickly as possible, often BEFORE your JavaScript executes the first time. So what if some of your initial styles are set via JavaScript...like with GSAP? Solution: apply visibility: hidden; to your elements in CSS and then use GSAP's autoAlpha property to show it (or animate it in) when the page loads. autoAlpha affects  opacity and visibility, ch