fixes for design

app/views/layouts/_pretty_toolbar.html.erb

@@ -4,6 +4,7 @@ Verwendung: Aufruf mit
 < % = render :partial=>'layouts/pretty_toolbar', :object=>@foo % > einen beliebigen array @foo übergeben
 
 -->
+<% pretty_toolbar=nil unless defined?(pretty_toolbar) %>
 <% toolbar_elements = !pretty_toolbar.nil? ? pretty_toolbar : @toolbar_elements %>
 <% unless toolbar_elements.nil? || toolbar_elements.empty? %>
 <!--<span class="label"><% I18n.t("common.actions")%></span>

app/views/layouts/menu.html.erb

@@ -1,14 +1,9 @@
-<div class="navbar">
-  <div class="navbar-inner">
-    <div class="container">
-      <!--  <a class="brand" href="#"><% t 'home.mtitle'%></a>-->
-      <a class ="btn btn-navbar" data-toggle="collapse" data-parent="#menudiv" data-target=".nav-collapse">
-	<span class="icon-bar"></span>
-	<span class="icon-bar"></span>
-	<span class="icon-bar"></span>
-      </a>
-      <div class="nav-collapse collapse">
-	<ul class="nav nav-pills nav-stacked">
+<div class="navbar navbar-expand-lg navbar-light">
+  <button class="navbar-toggler"  type="button" data-toggle="collapse" data-parent="#menudiv" data-target=".nav-collapse">
+    <span class="navbar-toggler-icon"></span>
+
+    <div class="navbar-collapse collapse">
+	<ul class="navbar-nav mr-auto nav-pills nav-stacked">
 	  <li><%= link_to I18n.t(:home,:scope=>'home' ), home_index_path %>
 	  </li>
 	  <li><%= link_to I18n.t(:news,:scope=>'home' ),rubriken_path %></li>
@@ -28,7 +23,7 @@
 	</ul>
 	<ul class="nav nav-pills nav-stacked pull-right">
 	<li>
-	  <!--<a href="#" class="dropdown-toggle" data-toggle="dropdown" data-hover="dropdown" >	 <%= image_tag("/flaggen/png/"+I18n.locale.to_s+".png") + " " +I18n.t('sprache',:scope=>'home')%><b class="caret"></b></a>-->
+	
 	  <!-- Split button -->
 	  <div class="btn-group navbar-btn">
 	    <button type="button" class="btn btn-link dropdown-toggle" data-hover="dropdown" aria-expanded="false">
@@ -66,9 +61,7 @@
 	  <%end %>
 	</span>-->
 
-      </div>
-
-    </div>
+ 
   </div>
 </div>