export type CSSTransitionControllerUnit = 'px' | '%' | ''; export declare class CSSTransitionController { readonly el: HTMLElement; readonly property: string; constructor(el: HTMLElement, property: string); set(to: V): this; unset(): this; enableTransition(): this; disableTransition(): this; cleanup(): this; cleanupOnTransitionEnd(): this; private readonly handleTransitionEnd; } //# sourceMappingURL=CSSTransitionController.d.ts.map