/** @packageDocumentation
 * @module Utilities
 */
/** Get CSS variable
 * @public
 * @deprecated in 4.15.0. Not used by AppUI.
 */
export declare function getCssVariable(variableName: string, htmlElement?: HTMLElement): string;
/** Get CSS variable as number
 * @public
 * @deprecated in 4.15.0. Used internally.
 */
export declare function getCssVariableAsNumber(variableName: string, htmlElement?: HTMLElement): number;
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