KMHighlightable

[DisallowMultipleComponent]
public class KMHighlightable : MonoBehaviour

The outline that will be active when the mouse (or gamepad selection) is over a KMSelectable

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public Vector3 HighlightScale = Vector3.zero;

Set this to non-zero to use a custom highlight scale. Otherwise, leave it at Vector3.zero for default scaling.

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public float OutlineAmount = 0f;

The size of the highlight (ranges from 0 to 0.01)