The code can be very easy to read, as well as very creative.
Style sheets allow for style specifications for fonts, colors, margins and links.
Documents are written by positioning the boxes for the elements which contain the information for the document. The way in which one positions these elements within the document lends to the type of organization of the code. Relatively and absolutely positioning these elements are ways of presenting the blocks on the page. Both methods differ in their result, each having advantages and disadvantages. Relative positioning allows one to change the position of boxes without affecting the other elements.