Server Administration > Item Fields > Customizing Rich Content Fields
  
Customizing Rich Content Fields
Rich content allows users to enhance the display of text in long text fields by adding formatted text, tables, background colors, images, and hyperlinks. To ensure a consistent look when viewing and printing rich content field data in different Web browsers, you can define screen and printer Cascading Style Sheets (CSS).
HTML Elements and Attributes
CSS Definitions
Location of CSS Files
Removing and Transforming Style Definitions and Elements
Key Considerations