Yes, as mentioned in the release notes, GSAP 3 doesn't support className tweens because they're just generally a bad idea in most cases: From a performance perspective, they require looping through every single CSS property available to find which ones change between the start and end, and then isolating those for the tween. It's just a lot of work that could be avoided by simply being explicit with your animations about which properties you want to animate. From a code perspectiv
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