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Pool Caustics Floor
A tiled pool floor under a web of caustic light: two drifting gradient layers cross in different directions and brighten where they overlap, while a soft wave shadow rolls across the tiles.
Also known as: water caustics css, pool water animation, caustic light effect, underwater light loader.
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Customizing this loader
- Color: set
--ldr-coloron the element or a parent. Currently previewing#3b82f6. - Size: set
--ldr-size. Every dimension in the snippet is derived from it. Currently previewing64px. - Speed: change the duration on the
animationshorthand. Delays on the children are relative, so they keep their rhythm. - Accessibility: the root carries
role="status"and anaria-labelso screen readers announce the wait. The reduced-motion rule at the end slows the animation for users who asked for less motion.