All elements in the book should be in harmony between a: well-chosen font fit the format of the edition, the band balanced set of field sizes, graphic elements should not look pretentious and out of the general style of the book. Assuming at least negligence in one of the elements of the book - in the text, colors, font selection, a controversial inharmonious design, the choice of low-quality paper - the designer-coder can irrevocably damage the overall aesthetic impression about the book. Ethics coder requires the same careful attention as a minor product, and to a large and complex book. Main goal pursued in preparation for the layout - the creation of such a layout with by which the book was clear and easy to read. If a printed hard to read, or requires extra effort, such a layout would be unacceptable. With regard to imposition of books is always stick to classic simplicity, because main purpose of the book - to bring to the author to the reader, rather than serving unjustified ambitions .
Key design elements, text elements in its significance have different levels of hierarchy (Main text, headings and subheads, callouts, captions), so after determining the parameters of the main text to select styles for headings. Headlines (they should be short, understandable and easily read) organize and facilitate the reading, to help navigate the logic of the page. Impressive is the shift to the left heading to the vertical text alignment. This allows you to quickly scan headlines vertically.