diff --git a/src/main/java/mops/gruppen2/controller/GroupDetailsController.java b/src/main/java/mops/gruppen2/controller/GroupDetailsController.java
index c98a9ce..4a38b48 100644
--- a/src/main/java/mops/gruppen2/controller/GroupDetailsController.java
+++ b/src/main/java/mops/gruppen2/controller/GroupDetailsController.java
@@ -40,6 +40,7 @@ public class GroupDetailsController {
         this.inviteService = inviteService;
         this.groupService = groupService;
         this.projectionService = projectionService;
+
     }
 
     @RolesAllowed({"ROLE_orga", "ROLE_studentin"})
diff --git a/src/main/resources/templates/details_member.html b/src/main/resources/templates/details.html
similarity index 100%
rename from src/main/resources/templates/details_member.html
rename to src/main/resources/templates/details.html
diff --git a/src/main/resources/templates/join.html b/src/main/resources/templates/join.html
index d57582a..2a6a525 100644
--- a/src/main/resources/templates/join.html
+++ b/src/main/resources/templates/join.html
@@ -1,9 +1,9 @@
 <!DOCTYPE html>
-<html lang="en"
+<html lang="de"
       th:replace="~{mopslayout :: html(name='Gruppenbildung', headcontent=~{:: headcontent}, navigation=~{:: navigation}, bodycontent=~{:: bodycontent})}"
       xmlns:th="http://www.thymeleaf.org">
 <head>
-    <meta charset="utf-8">
+    <meta charset="UTF-8">
     <title>Gruppe Beitreten</title>
     <th:block th:fragment="headcontent">
         <!-- Links, Skripts, Styles hier einfügen! -->
@@ -20,7 +20,7 @@
             <li>
                 <a th:href="@{/gruppen2/create}">Erstellen</a>
             </li>
-            <li class="active">
+            <li>
                 <a th:href="@{/gruppen2/search}">Suche</a>
             </li>
         </ul>
diff --git a/src/main/resources/templates/details_nomember.html b/src/main/resources/templates/preview.html
similarity index 100%
rename from src/main/resources/templates/details_nomember.html
rename to src/main/resources/templates/preview.html
