Presentation styles Use presentation styles to specify decoration attributes for window and form elements. Understanding presentation styles Presentation styles centralize the attributes related to the decoration of the graphical user interface elements. Syntax of presentation styles file (.4st) A .4st presentation styles file is an XML file defining style attributes to be applied by front-ends. Using presentation styles Use presentation styles to centralize the decoration of your user interface. Predefined attribute values This section describes the values that must be used for some style attributes. Style attributes reference A presentation style attribute may be a common attribute that can be applied to any graphical element. Most presentation style attributes apply only to a specific graphical element. Examples Presentation style (*.4st) usage examples.