JS elimina la propiedad CSS específica
// OPTION 1:
el.style.removeProperty('zoom');
// OPTION 2:
el.style.zoom = "";
Evergreen Tomato
// OPTION 1:
el.style.removeProperty('zoom');
// OPTION 2:
el.style.zoom = "";$("#id").css({ 'background-color' : '', 'opacity' : '' });
$(".class").css({ 'background-color' : '', 'opacity' : '' });
//You can remove css by the above.