<\body> In the section about we already gave you a first impression about the style-sheet language of . In this section, we will give a more complete survey of the available features. For more detailed descriptions, we refer to the chapter about the primitives|../../format/primitives/primitives.en.tm>. The style-sheet primitives can be obtained from the menu when you are in source mode. In all other modes, the menu becomes visible after enabling the in the menu. Alternatively, you may use the and keyboard prefixes in source mode and the and prefixes otherwise. Furthermore, we recall that the hybrid -key may be used for creating macro-applications or arguments, depending on the context. Finally, the and keys are used for inserting arguments. <\traverse> <\initial> <\collection>