An object containing all CSS properties that may be used without a unit. The .css() method uses this object to see if it may append px to unitless values.
Category: Version 1.4.3
Hook directly into jQuery to override how particular CSS properties are retrieved or set, normalize CSS property naming, or create custom properties.
Hide the matched elements.
Adjust the opacity of the matched elements.
Hide the matched elements by fading them to transparent.
Display the matched elements by fading them to opaque.