The CSS property name. This should be either in a camel case or hyphenated format. Special Values:
opacity: set the element's opacity based on percentage (value must be between 0 to 100)
zoom: set the element's zoom level. based on percentage (e.g. value should be 50 instead of 0.5).
scrolltop: set the scroll top position.
scrollleft: set the scroll left position.
transform-...: set the CSS transform properties. The property must include the "transform-" followed by the function. For example, transform-rotate or transform-skewX. See ng.Element.set_transform(prop, val) for more details
MixedvalueRequiredvs. 1.1.0 Full+Lite
The CSS value. This can be a string, number or an ng.Color object.