XSL FO Sample Copyright © 2002-2005 Antenna House, Inc. All rights reserved. Font size Font size can be set flexibly per letter or per block.Example of setting fontsize per letter. A B C D E F G H I J K L M N O Example of setting font size per blockWelcome to Antenna House. Welcome to Antenna House. Welcome to Antenna House. Welcome to Antenna House. Welcome to Antenna House.