styles

app/assets/stylesheets/mobile/posts.css.scss

@@ -19,8 +19,9 @@ header {
   
   div#sign-in-item {
     float: left;
-    font-size: 1.5em;
+    font-size: 2em;
     font-weight: bold;
+    margin-top: 0.3em;
   }
 }
 
@@ -42,6 +43,18 @@ footer {
       float: right;
     }
   }
+  
+  div.back {
+    overflow: visible;
+    padding: 5em 0 10em 0;
+    
+    a {
+      display: block;
+      float: right;
+      font-size: 3em;
+      font-weight: bold;
+    }
+  }
 }
 
 div#posts {

app/views/m/posts/show.html.erb

@@ -4,6 +4,12 @@
   <%= image_tag(@post.large_file_url, :width => @post.large_image_width, :height => @post.large_image_height, :id => "image") %>
   
   <%= render "tags", :post => @post %>
+  
+  <footer>
+    <div class="back"> 
+      <%= link_to "< Back", :back %>
+    </div>
+  </footer>
 </div>
 
 <% content_for(:page_title) do %>