Invalid at computed-value time

from blog Manuel Matuzović - Blog, | ↗ original
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I rewatched Lea Verous’s talk about custom properties recently and learned something I missed the first time I watched it.A declaration of a custom property can be invalid at computed-value time, if its value is invalid. Depending on the property’s type, this results in the property being set to unset, so either the property’s inherited value or...