2019
1 featuresThe position: sticky CSS declaration positions an element in the normal flow until it crosses a specified threshold, at which points it becomes fixed (stuck) at that position.
2015
5 featuresThe position: absolute CSS declaration removes an element from the normal flow and positions it relative to its containing block, which is often the root element, or closest positioned ancestor.
The position: fixed CSS declaration removes an element from the normal flow and positions it relative to the viewport or page.
The position CSS property sets the origin position of an element to an element, the element's scrollport, or the viewport.
The position: relative CSS declaration offsets the position of an element relative to its position in the normal flow.
The position: static CSS declaration positions an element in the normal flow. A statically positioned element ignores physical and logical properties such as top or inset-block-start.