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CSS Transforms: An Interactive Guide Knowledge Check

Test your mastery of the core principles.

Question 1 of 4
What is the primary function of the transform-origin property?
Explanation: The transform-origin property defines the exact point around which transformations like rotation and scaling occur.
Question 2 of 4
Why are translate and opacity preferred for smooth animations?
Explanation: Transform and opacity properties are processed on the compositor layer using the GPU, avoiding expensive layout and paint cycles.
Question 3 of 4
Where should the perspective property be applied to create a shared 3D space for multiple child elements?
Explanation: Applying perspective to the parent container establishes a shared vanishing point and 3D viewing volume for all nested children.
Question 4 of 4
What is the purpose of the transform-style: preserve-3d property?
Explanation: By default, parent elements flatten children into 2D space; preserve-3d maintains their true 3D spatial relationships.