Examples of CSS animations and transitions controlled by IntersectionObserver and animation-timeline. The animation-timeline Scroll Fill demo requires no JS, and shows how the effect is controlled by ...

Certain CSS properties can be animated using CSS Animations or CSS Transitions. Animation means that their values can be made to change gradually over a given amount of time ...

Caesar is a CSS3 easing animation tool that makes customizing your transitions with precision much easier. Transitions are one of the exciting new features introduced by the CSS3 specification ...