Summary

List of CSS pseudo-classes used by the styling system for hover, active, etc. This acts as a bit-flag.

Static Fields

Active	<c>:active</c> - A button that is being pressed down.
After	<c>:after</c> - Creates an element on the parent element
Before	<c>:before</c> - Creates an element on the parent element
Empty	<c>:empty</c> - Any element that has no children.
FirstChild	<c>:first-child</c> - The element is the first element among a group of sibling elements.
Focus	<c>:focus</c> - An element with input focus.
Hover	<c>:hover</c> - Any element with the mouse cursor hovering over it.
Intro	<c>:intro</c> - Present on all elements for their first frame. Useful to start CSS transitions on creation.
LastChild	<c>:last-child</c> - The element is the last element among a group of sibling elements.
None	No pseudo-class.
OnlyChild	<c>:only-child</c> - The element is the only child of their parent element.
Outro	<c>:outro</c> - The element has been marked for deletion, and will be deleted once all CSS transitions on it has stopped.<br /> Transitions can be started here to gracefully remove the element visually.
Unknown	Unused.