export declare const sizeCss: (width: number, height: number) => import("@emotion/utils").SerializedStyles;
export declare const borderRadiusCss: (radius?: number) => 0 | import("@emotion/utils").SerializedStyles;
export declare const shadowCss: import("@emotion/utils").SerializedStyles;
export declare const fontSizeCss: (size: number) => import("@emotion/utils").SerializedStyles;
export declare const perspectiveCss: (perspective: number) => import("@emotion/utils").SerializedStyles;