fixed footer z-index

sites/all/themes/custom/edlptheme/assets/styles/base/_layout.scss

@@ -97,7 +97,7 @@ body.toolbar-horizontal.toolbar-themes.toolbar-no-tabs{
 
 footer[role="contentinfo"]{
   // outline: 1px solid pink;
-  z-index: 5;
+  z-index: 12;
   position:fixed;
   bottom:0;
   box-sizing: content-box;