This document contains excerpts from a textbook about web development fundamentals. It discusses making tables and forms accessible, following the Web Content Accessibility Guidelines to provide text alternatives and support navigation with a keyboard. It also covers microformats, which are patterns of HTML markup that represent common information like people and events so it can be extracted by software. The textbook is authored by Randy Connolly and Ricardo Hoar and covers topics like accessible tables that use caption and header elements, and accessible forms that associate labels with individual inputs.