update images

vcm/templates/story/story.css

@@ -66,7 +66,7 @@ h2{
 }
 /*Hintergrundbild Startscreen*/
 #story-frame.startscreen{
-    background: url("../../images/Intro/walz.jpg");
+    background: url("../../images/Intro/background.jpg");
     /* background: url("../../images/content/contentboeckingerstrasse/grafik_aufgabenstellung.jpg"); */
     background-size: cover;
     background-repeat: no-repeat;