export declare function getWidth(id: string): number;
/**
 * 更多按钮的宽度
 */
export declare const MORE_BUTTON_WIDTH: {
    small: number;
    medium: number;
    large: number;
};
/**
 * 通过rem获取px
 * @param rem
 */
export declare const remToPx: (rem: number) => number;