When I refresh the page the markers for Scrolltrigger can change their starting position which throws off my pinned background element. If you refresh the page and cache (CTRL + F5) it always loads the marker position correctly but when just refreshing page normally (F5) it sometimes loads the 'start' marker too high which as a result causes my pinned element to overlap the videos and cause my other Scrolltrigger animations to start too early.   I have read through the forums and found