/**
 * Converts a number to an em string.
 *
 * @param value - The value in em.
 * @returns The value with "em" suffix.
 */
export declare function em(value: number): string;
/**
 * Converts a number to a px string.
 *
 * @param value - The value in pixels.
 * @returns The value with "px" suffix.
 */
export declare function px(value: number): string;
/**
 * Converts pixels to rem.
 *
 * @param px - The value in pixels.
 * @param base - The base font size (default: 16).
 * @returns The value in rem.
 */
export declare function toRem(px: number, base?: number): string;
/**
 * Creates a CSS max() function string.
 *
 * @param lhs - The first value (number is treated as px).
 * @param rhs - The second value (number is treated as px).
 * @returns The CSS max() string.
 */
export declare function max(lhs: number | string, rhs: number | string): string;
export declare function getVarName(variable: string): string;