Make the info button bar sticky

imports/ui/impressum/impressum.html

@@ -65,7 +65,7 @@
 
 
 <template name="contactNavigation">
-    <nav id="{{#if displayAsFooter}}contact-nav-footer{{else}}contact-nav{{/if}}" class="nav nav-justified">
+    <nav id="contact-nav" class="nav nav-justified {{#if displayAsFooter}}position-sticky-bottom{{else}}position-sticky-top{{/if}}">
         {{#unless currentUser}}
             {{#unless isActiveRoute 'home'}}
                 <li class="sm-12 md-2 inactive {{#if displayAsFooter}}footer-info-navigation{{/if}}"><a

imports/ui/impressum/impressum.js

@@ -35,7 +35,7 @@ Template.contact.onCreated(function () {
 
 Template.contactNavigation.helpers({
 	displayAsFooter: function () {
-		return (Route.isHome() || Route.isFirstTimeVisit() || Route.isMakingOf());
+		return (Route.isHome() || (Route.isFirstTimeVisit() && Route.isDemo()) || Route.isMakingOf());
 	}
 });
 

imports/ui/impressum/impressum.scss

@@ -5,22 +5,18 @@
 }
 
 @media(min-width: 768px) {
-  #contact-nav, #contact-nav-footer {
+  #contact-nav {
     position: sticky;
     position: -webkit-sticky;
     z-index: 1000;
   }
 
-  #theme-wrapper #contact-nav {
-    top: 40px;
-  }
-
-  #theme-wrapper-no-nav-welcome #contact-nav {
-    top: 15px;
+  #contact-nav {
+    top: 0;
   }
 
-  #theme-wrapper-no-nav #contact-nav, #contact-nav-footer {
-    top: 0;
+  #theme-wrapper #contact-nav {
+    top: 40px;
   }
 }
 
@@ -36,7 +32,7 @@
   }
 }
 
-#contact-nav a, #contact-nav-footer a {
+#contact-nav a {
   border-radius: 0;
   margin-bottom: 0;
   outline: none;