The document summarizes the Fork forms library, which is a lightweight HTML/CSS library for building complex forms. It allows forms to be built quickly in order to spend more time and budget on other aspects of a website. The library is flexible, understandable, and can be used to build various types of forms like horizontal forms, forms with variable field widths, aligned fields and blocks, sectioned forms, and forms with messages and errors. Examples of how to use the library are provided.