Drop header navigation - it does not look that fancy and has no real purpose

assets/custom.css

@@ -1,12 +1,3 @@
-.pure-menu-heading {
-    background: url('dezentrale.svg') top left no-repeat;
-    background-size: 14rem 3rem;
-    display: block;
-    overflow: hidden;
-    text-indent: -9999em;
-    width: 11.5rem;
-}
-
 .dz-main {
     background-color: #ffffff;
     width: 100%;

config.yaml

@@ -54,7 +54,7 @@ params:
   # Header with title/subtitle can be disabled here.
   # (If you disable this, add some link on the index page inside menu.main,
   #  otherwise your visitors will get confused and lost...)
-  showNavHeader: true
+  showNavHeader: false
 
   # Decide if only summaries are shown on the main page or the full content
   showFullContent: true