Starts tilted and low, then straightens and rises into place as it scrolls into view, the way card grids settle on landing pages. A view() timeline scrubs a translate and rotate.
Also known as: rotate on scroll css, tilt in on scroll, scroll driven rotate animation.
<div class="kfa-rotate-in-on-scroll">Tilt</div>
.kfa-rotate-in-on-scroll {
--c: var(--kfa-color, #3b82f6);
font-size: var(--kfa-size, 16px);
display: grid;
place-items: center;
width: 5.5em;
height: 5.5em;
border-radius: 1em;
background: var(--c);
color: #fff;
font-family: system-ui, sans-serif;
font-weight: 700;
box-shadow: 0 0.6em 1.4em -0.6em color-mix(in srgb, var(--c) 70%, transparent);
animation: kfa-rotate-in-on-scroll-in 0.9s cubic-bezier(0.22, 1, 0.36, 1) backwards;
}
/* scroll-driven where supported: the keyframes follow the element into the viewport */
@supports (animation-timeline: view()) {
.kfa-rotate-in-on-scroll {
animation:
kfa-rotate-in-on-scroll-in ease-out both,
kfa-rotate-in-on-scroll-in 0.9s cubic-bezier(0.22, 1, 0.36, 1) backwards;
animation-timeline: view(), auto;
animation-range: entry 0% cover 40%, normal;
}
}
@keyframes kfa-rotate-in-on-scroll-in {
from { opacity: 0; transform: translate(-1.5em, 1.75em) rotate(-14deg); }
}
@media (prefers-reduced-motion: reduce) {
.kfa-rotate-in-on-scroll, .kfa-rotate-in-on-scroll *, .kfa-rotate-in-on-scroll::before, .kfa-rotate-in-on-scroll::after, .kfa-rotate-in-on-scroll *::before, .kfa-rotate-in-on-scroll *::after {
animation-duration: 0.01ms !important;
animation-iteration-count: 1 !important;
transition-duration: 0.01ms !important;
}
}--kfa-color on the element or a parent.
Currently previewing #3b82f6.--kfa-size. Every other dimension is in
em, so the whole thing scales together. Currently previewing 16px.transition or animation
shorthand. Staggered delays are relative, so they keep their rhythm.