/**
 * Base Document CSS Styles
 * Core styles for document structure, layout, and printing
 */
interface MarginOptions {
    top?: string;
    right?: string;
    bottom?: string;
    left?: string;
}
export declare function getBaseCSS(margin?: MarginOptions): string;
declare const _default: {
    getBaseCSS: typeof getBaseCSS;
};
export default _default;
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