1 $("div").removeClass("important");
2
3addClass() - Adds one or more classes to the selected elements
4removeClass() - Removes one or more classes from the selected elements
5toggleClass() - Toggles between adding/removing classes from the selected elements
6css() - Sets or returns the style attribute
1//removing css with jQuery. i.e: set to default
2$( "#myElementID" ).css("background-color", "");//just blank it out
1$("#id").css({ 'background-color' : '', 'opacity' : '' });
2$(".class").css({ 'background-color' : '', 'opacity' : '' });
3//You can remove css by the above.