no-jira: css class for gatling tests

src/main/java/org/olat/ims/qti21/ui/AssessmentTestDisplayController.java

@@ -1211,6 +1211,7 @@ public class AssessmentTestDisplayController extends BasicController implements
 			}
 			
 			closeResultsButton = uifactory.addFormLink("closeResults", "assessment.test.close.results", null, formLayout, Link.BUTTON);
+			closeResultsButton.setElementCssClass("o_sel_close_results");
 			closeResultsButton.setVisible(false);
 
 			ResourceLocator fileResourceLocator = new PathResourceLocator(fUnzippedDirRoot.toPath());

src/main/java/org/olat/ims/qti21/ui/components/AssessmentTreeComponentRenderer.java

@@ -191,7 +191,7 @@ public class AssessmentTreeComponentRenderer extends AssessmentObjectComponentRe
 			sb.append("<a href='javascript:;' onclick=\"")
 			  .append(FormJSHelper.getXHRFnCallFor(form, dispatchId, 1, true, true,
 					new NameValuePair("cid", event.name()), new NameValuePair("item", key)))
-			  .append(";\" class=''>");
+			  .append(";\" class='o_sel_assessmentitem'>");
 		}
 		sb.append("<span class='questionTitle'>").append(itemNode.getSectionPartTitle()).append("</span>");