ui: update homepage style

packages/ui-default/templates/partials/homepage/discussion.html

@@ -6,8 +6,8 @@
       <h1 class="section__title">{{ _('Discussion') }}</h1>
     </div>
     {% include "partials/discussion_list.html" %}
-    <div class="section__footer more">
-      <a href="{{ url('discussion_main') }}">{{ _('More') }} ></a>
-    </div>
+    <ul class="pager pager-bottom"><li>
+      <a class="pager__item next link" href="{{ url('discussion_main') }}">{{ _('More') }} ></a>
+    </li></ul>
   </div>
 {% endif %}