export declare const CLASS: {
    GRID: {
        BASE: string;
        EDITOR: string;
        FIRST: {
            ROW: string;
            COLUMN: string;
        };
    };
    CELL: {
        MARKDOWN: string;
        BASE: string;
        DEFAULT: string;
        EDITOR: string;
        BOLD: string;
        ITALIC: string;
        UNDERLINE: string;
        FORMULA: string;
        ERROR: string;
    };
    EDITOR: {
        BASE: string;
        DEFAULT: string;
    };
    SCREEN: {
        BASE: string;
        DEFAULT: string;
    };
};