<BASEFONT> tag specifies the default font size for text in that document. If the <BASEFONT> is not specified, then the default is 3. It can be used anywhere in the <HEAD> or <BODY> of the document, and can be used as many times as you like to change the default font size for different parts of the document.<BASEFONT SIZE="size">SIZE specifies the font size from 1 to 7, with 1 being the smallest. Default is 3.