Changing to dev-doc-complete — path() is defined on the basic-shaoe page — https://developer.mozilla.org/en-US/docs/Web/CSS/basic-shape, which also shows an example of it being animated.
Bug 1486094 Comment 46 Edit History
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Changing to dev-doc-complete — path() is defined on the basic-shape page — https://developer.mozilla.org/en-US/docs/Web/CSS/basic-shape, which also shows an example of it being animated.