diff --git a/dev.less b/dev.less
index b658c21..d50b64d 100644
--- a/dev.less
+++ b/dev.less
@@ -42,6 +42,7 @@ display: block !important;
     /* transparent background*/
     .navigation ul{
         background-color: rgba(255,255,255,0) !important;
+        z-index: 100;
     }
     .navigation ul.level0{
         background-color: rgba(255,255,255,0.95) !important;
@@ -103,5 +104,11 @@ display: block !important;
         min-width: auto !important;
         width: 15% !important;
     }
-
+}
+
+/* make sure the menu doesn't dissapear behind any content elements
+ * https://philipwalton.com/articles/what-no-one-told-you-about-z-index/
+ */
+#maincontent{
+  opacity: .99;
 }