Ensure user account menu stays on top of main nav background

Also keep columns (don't stack them) on mobile but hide most of them

web/themes/custom/geofresco/src/global/_layout.scss

@@ -1,8 +1,6 @@
 @charset "UTF-8";
 // Extend or override Bulma's layouts ../../node_modules/bulma/sass/layout
 
-/*
-.hero-body {
-  padding: 2rem 1.5rem;
+.secondary-menus {
+  z-index: 40;
 }
-*/

web/themes/custom/geofresco/src/templates/layout/page.html.twig

@@ -18,9 +18,9 @@
 {% block navbar %}
 {# Add a new region #}
 {% if page.header_user or page.header_search %}
-<div class="container">
-  <div class="columns">
-    <div class="column"></div>
+<div class="container secondary-menus">
+  <div class="columns is-mobile">
+    <div class="column is-hidden-mobile"></div>
     {% if page.header_user %}
     <div class="column user-account-menu">
     {{ page.header_user }}