export declare function copyTextToClipboard(source: string): Promise<boolean>;
export declare function clearElement(target: HTMLElement | null | undefined): void;
export declare function setElementHtml(target: HTMLElement | null | undefined, html: string): void;
export declare function downloadSvgMarkup(svgMarkup: string, filename: string): void;
export declare function resolveCssSize(value: unknown, fallback?: string): string;
export declare function clampNumber(value: number, min: number, max: number): number;