timeline overflow tatsächlich gefixt

src/App/Timelines.css

@@ -7,7 +7,7 @@
   white-space: nowrap;
   min-height: 700px;
   width: 75vw; 
-  overflow-x: hidden !important;
+  overflow-x: auto !important;
   max-width: inherit !important;
   overflow-y: hidden !important;
   width: 100%;