export declare function createEl<K extends keyof HTMLElementTagNameMap>(tag: K, className?: string): HTMLElementTagNameMap[K];
export declare function setTransform(el: HTMLElement, x: number, y: number): void;
/**
 * Apply conditional inline styles to an element, first clearing any this helper
 * set on a previous pass. Pass null (or an empty object) to just clear.
 */
export declare function setConditionalStyle(el: HTMLElement, style: Record<string, string> | null): void;