issue 2456 fix

Author: PrakashDurlabhji

dist/dev/index.js

@@ -2,7 +2,6 @@
 @import "../../assets/sass/_global/utils";
 
 .mobileSubNav {
-  position: absolute;
   width: 100%;
   height: 60px;
   left: 0;
@@ -55,6 +54,9 @@
     padding: $base-unit * 3 $base-unit * 4;
     background: $teal;
     border-top: 1px solid $teal-light;
+    width: 100%;
+    z-index: 999;
+    position: absolute;
 
     .mobileSubNavChild {
       color: $white;