You use blocks in XSL just as we did in CSS—to create a rectangular display area set off from other display areas in a document. You use the fo:block formatting object for formatting such items as paragraphs, titles, headlines, figure and table captions, and so on. Here's an example from the beginning of the chapter:
<fo:block font-family="sans-serif" line-height="48pt" font-size="36pt"> Welcome to XSL formatting. </fo:block>
You can use these properties with fo:block:
Common accessibility properties: source-document, role
Common aural properties: azimuth, cue-after, cue-before, elevation, pause-after, pause-before, pitch, pitch-range, play-during, richness, speak, speak-header, speak-numeral, speak-punctuation ...