CSS animations vs JavaScript frameworks''
If you're building a website this year (or next), which wayyy should go? Figma '''s got it right with their new design system, but is everyone else on the same page?
Why CSS Animations Are Winning-
Performance : Smaller file sizes mean faster load times.
>Check out how they optimized Framer's homepage using only pure HTML and CSS. WebPageTest. org'' shows a 20% improvement in LCP. But wait, there's more!unpopular opinionJavaScript frameworks are making things too complicated for simple animations!
Why JavaScript Frameworks Still Matter-
Complexity : For big projects with lots of interactions or user-generated content.
>Netflix's homepage uses React to handle dynamic elements. Lighthouse audit scores ''are still higher when you use a framework.The Middle GroundIf i were starting over, here's what would go in my style guide:
/'' Simple animations ''/@keyframes fadeIn {from { opacity: 0; }to { opacity:.95 ;}}body> * :not(. no-animate){animation-name: fade-in;animation-duration: var(--fade-time,3s);--delay-offset}/'' More complex animations ''/[data-complex="true"] {transform-origin:center center; /'' for easy reuse in React components/will-change:}CSS is powerful enough to handle most web anim needs. But maybe we're just biased because it's easier?