improves headings and outline structure

app/assets/stylesheets/layout.scss

@@ -577,7 +577,7 @@ footer {
   }
 }
 
-h3.sidebar-title {
+h2.sidebar-title {
   border-top: 2px solid $brand;
   display: inline-block;
   font-size: rem-calc(16);

app/assets/stylesheets/participation.scss

@@ -383,7 +383,7 @@
 
   aside {
 
-    h3 {
+    h2 {
       border-top: 2px solid $brand;
       display: inline-block;
       font-size: rem-calc(16);
@@ -844,11 +844,15 @@
   }
 
   p {
-    margin-bottom: 0;
 
     &.title {
       color: #FFD200;
     }
+
+    &.title-date {
+      font-size: rem-calc(24);
+      font-weight: bold;
+    }
   }
 
   .info {

app/views/debates/show.html.erb

@@ -44,12 +44,12 @@
 
       <aside class="small-12 medium-3 column">
         <div class="sidebar-divider"></div>
-        <h3><%= t("votes.supports") %></h3>
+        <h2><%= t("votes.supports") %></h2>
         <div id="<%= dom_id(@debate) %>_votes">
           <%= render 'debates/votes', debate: @debate %>
         </div>
         <div class="sidebar-divider"></div>
-        <h3><%= t("debates.show.share") %></h3>
+        <h2><%= t("debates.show.share") %></h2>
         <div class="social-share-full">
           <%= social_share_button_tag("#{@debate.title} #{setting['twitter_hashtag']}") %>
           <% if browser.device.mobile? %>

app/views/kaminari/_paginator.html.erb

@@ -1,7 +1,7 @@
 <%= paginator.render do -%>
   <div class="pagination-centered">
     <nav>
-      <h1 class="sr-only"><%= t("shared.outline.pagination") %></h1>
+      <h2 class="sr-only"><%= t("shared.outline.pagination") %></h2>
       <ul class="pagination text-center margin-top" aria-label="Pagination">
         <%= first_page_tag unless current_page.first? %>
         <%= prev_page_tag unless current_page.first? %>

app/views/proposal_ballots/index.html.erb

@@ -11,7 +11,7 @@
 
     <div class="small-12 medium-4 column info" data-equalizer-watch>
       <p class="title"><strong><%= t("proposal_ballots.date_title") %></strong></p>
-      <h3><%= t("proposal_ballots.date") %></h3>
+      <p class="title-date"><%= t("proposal_ballots.date") %></p>
     </div>
   </div>
 </div>

app/views/proposals/_categories.html.erb

@@ -1,5 +1,5 @@
 <div class="sidebar-divider"></div>
-<h3 class="sidebar-title"><%= t("shared.tags_cloud.categories") %></h3>
+<h2 class="sidebar-title"><%= t("shared.tags_cloud.categories") %></h2>
 <br>
 
 <div id="categories" class="categories">

app/views/proposals/_geozones.html.erb

@@ -1,5 +1,5 @@
 <div class="sidebar-divider"></div>
-<h3 class="sidebar-title"><%= t("shared.tags_cloud.districts") %></h3>
+<h2 class="sidebar-title"><%= t("shared.tags_cloud.districts") %></h2>
 <br>
 <%= link_to map_proposals_path, id: 'map', title: t("shared.tags_cloud.districts_list") do %>
   <%= image_tag("map.jpg", alt: t("shared.tags_cloud.districts_list")) %>

app/views/proposals/_popular.html.erb

@@ -1,5 +1,5 @@
 <div class="sidebar-divider"></div>
-<h3 class="sidebar-title"><%= t("proposals.index.top") %></h3>
+<h2 class="sidebar-title"><%= t("proposals.index.top") %></h2>
 
 <p>
   <%= link_to t("proposals.index.top_link_proposals"), summary_proposals_path, class: "small" %><br>

app/views/proposals/_retired.html.erb

@@ -1,5 +1,5 @@
 <div class="sidebar-divider"></div>
-<h3 class="sidebar-title"><%= t("proposals.index.retired_proposals") %></h3>
+<h2 class="sidebar-title"><%= t("proposals.index.retired_proposals") %></h2>
 
 <% if params[:retired].blank? %>
   <p><%= link_to t("proposals.index.retired_proposals_link"), proposals_path(retired: 'all'), class: "small" %></p>

app/views/proposals/show.html.erb

@@ -101,7 +101,7 @@
 
       <aside class="small-12 medium-3 column">
         <div class="sidebar-divider"></div>
-        <h3><%= t("votes.supports") %></h3>
+        <h2><%= t("votes.supports") %></h2>
         <div id="<%= dom_id(@proposal) %>_votes" class="supports text-center">
           <% if @proposal.successfull? %>
             <p>
@@ -119,7 +119,7 @@
           <% end %>
         </div>
         <div id="social-share" class="sidebar-divider"></div>
-        <h3><%= t("proposals.show.share") %></h3>
+        <h2><%= t("proposals.show.share") %></h2>
         <div class="social-share-full">
           <%= social_share_button_tag("#{@proposal.title} #{setting['twitter_hashtag']}") %>
           <% if browser.device.mobile? %>

app/views/shared/_tag_cloud.html.erb

@@ -1,6 +1,6 @@
 <div id="tag-cloud" class="tag-cloud">
   <div class="sidebar-divider"></div>
-  <h3 class="sidebar-title"><%= t("shared.tags_cloud.tags") %></h3>
+  <h2 class="sidebar-title"><%= t("shared.tags_cloud.tags") %></h2>
   <br>
 
   <% @tag_cloud.tags.each do |tag| %>

app/views/spending_proposals/_sidebar.html.erb

@@ -1,5 +1,5 @@
 <div class="sidebar-divider"></div>
-<h3 class="sidebar-title"><%= t("spending_proposals.index.sidebar.geozones") %></h3>
+<h2 class="sidebar-title"><%= t("spending_proposals.index.sidebar.geozones") %></h2>
 <br>
 <div class="geozone">
   <%= link_to t('geozones.all'), spending_proposals_path(geozone: nil) %>