EN/CityGML-Tutorial/chapter-1:-Intro-CityGML.md

@@ -21,7 +21,7 @@ A _City Model_ is a collection of _cityObjectMembers_. Each CityGML Module defin
 
 The XML encoding of the UML diagram is defined in an XML schema. In CityGML version 2.0, the XML schema part of the CityGML standard document. An example of a typical XML document - the CityModel - is sketched here:  
 
-`
+---xml
 <?xml version="1.0" encoding="UTF-8"?>  
 <core:CityModel  
            xmlns = … >
@@ -38,7 +38,7 @@ The XML encoding of the UML diagram is defined in an XML schema. In CityGML vers
       …
   </core:cityObjectMember>  
 </core:CityModel>   
-` 
+---
 
 In CityGML 3.0, the UML model is defined in the conceptual model standard. Multiple encodings can exist to encode the conceptual model. One encoding is the XML encoding. With CityJSON, another encoding of the conceptual model is available.