Function positionRelative

positionRelative(
domQueryOrEl: Readonly<string | HTMLElement>,
target?: PointSpaces,
): Geometry.Point
Returns relative position of element in target coordinate space, or viewport by default. Relative means that { x:0.5, y: 0.5 } is the middle of the target space. Eg for viewport, that means its the middle of the browser window.
```
// These all yield { x, y }
elPositionRelative('#blah');
elPositionRelative(evt.target, 'screen');
```
Parameters
- domQueryOrEl: Readonly<string | HTMLElement>
  DOM query or element
- target: PointSpaces = ...
  Target coordinate space, or viewport by default
Returns Geometry.Point
Point