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A point cloud of rolling terrain lies dark until a sharp scan line sweeps across it, lighting every dot it touches, which then cools slowly in its wake.
Also known as: lidar scan background, point cloud terrain css, 3d scan sweep animation, radar terrain background.
Premium
Everything you see above is live. Basic and Pro include every premium piece, with the HTML and CSS ready to copy, plus the Tailwind version where there is one and Motions in Claude Code on Pro.
--bgx-color on the element or a parent.
Currently previewing #3b82f6.--bgx-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.