https://developer.mozilla.org/en-US/docs/Web/CSS/Guides/Scroll-driven_animations/Timelines
Scroll-driven animation timelines - CSS | MDN
A common UI pattern involves elements that animate as the user scrolls vertically or horizontally across a page. These scroll-driven animations occur in direct...
scroll driven animationtimelinescssmdn
https://css-tricks.com/tag/scroll-driven-animation/
Scroll Driven Animation Archives - CSS-Tricks
scroll driven animationcss tricksarchives
https://css-tricks.com/tag/scroll-driven-animation/page/2/
Scroll Driven Animation Archives - Page 2 of 3 - CSS-Tricks
scroll driven animation2 of 3css tricksarchives