This document discusses various techniques for styling Adobe Flex applications, including using themes, CSS, programmatic skins, and graphical skins. Some key points: - Themes allow for easy distribution of styles and can include CSS files, programmatic skin classes, and graphical skin assets. - CSS can be used to style applications, components, and custom components. CSS has some differences when used with Flex compared to HTML. - Graphical skins can be created using SWF, PNG, JPG files and applied via CSS. Programmatic skins are created using ActionScript and the Flash drawing API. - Examples demonstrate styling buttons, text, and applying styles programmatically using StyleSheets and set