Selectutorial: CSS selectors. Selectutorial - CSS selectors Selectutorial - CSS selectors Selectors are one of the most important aspects of CSS as they are used to "select" elements on an HTML page so that they can be styled. Find out more about selectors including the structure of rules, the document tree, types of selectors and their uses. There is also a step-by-step tutorial showing how selectors are used in the process of building a 3-column layout. Rules The document tree - it's a family thing Selectors Advanced stuff Selectors in action - a step by step tutorial Max Design Feeds Recent articles Popular articles Other Max Design articles and presentations Associated with webstandardsgroup.org. CSS Pseudo-elements. CSS Pseudo-classes. CSS Grouping and Nesting. CSS Attribute Selector. CSS Image Sprites.