Fix smaller styling issues

* Add space between list of topics in blog post header.
* Do not break layout with lis on smaller devices.

Resources/Private/Partials/BlogPostHeader.html

@@ -36,9 +36,9 @@
                         topicUid: topic.data.uid
                     }"
                 >
-                    {topic.data.title}{f:if(condition: '!{i.isLast}', then: ',')}
-                </f:render>
-            </f:spaceless></f:for></p>
+                    {topic.data.title}
+                </f:render></f:spaceless>{f:if(condition: '!{i.isLast}', then: ',')}
+            </f:for></p>
         </f:if>
     </f:section>
 

Resources/Private/Sass/layout/_content.scss

@@ -95,7 +95,6 @@ aside {
         li {
             margin-right: $spacer;
             line-height: $spacer * 2;
-            white-space: nowrap;
         }
 
         nav li {
@@ -111,6 +110,13 @@ aside {
         }
     }
 }
+@media (max-width: 768px) {
+    body > main > aside {
+        nav li {
+            display: block;
+        }
+    }
+}
 
 
 // Make main text on pages and blog posts readable