Design right sidebar of problem and organization home page (#117)

* Design right sidebar of problem and organization home page

* Change button small and message button

templates/organization/home.html

@@ -24,7 +24,8 @@
           </form>
         {% else %}
           <a href="{{ url('request_organization', organization.id, organization.slug) }}"
-            class="unselectable button">{{ _('Request membership') }}</a>
+            class="unselectable button">
+            {{ _('Request membership') }}</a>
         {% endif %}
       {% endif %}
     </div>