a11y: #4225 olh nav make narrow alignment consistent

Author: StephDriver

src/themes/OLH/templates/core/nav.html

@@ -101,15 +101,15 @@
 
             {% if request.journal.nav_start and not journal_settings.general.disable_journal_submission %}
                 <li>
-                    <a href="{% url 'submission_start' %}" class="button">
+                    <a href="{% url 'submission_start' %}" >
                         <i aria-hidden="true" class="fa fa-cloud-upload"></i> {% trans 'Start Submission' %}
                     </a>
                 </li>
             {% endif %}
 
             {% if request.journal.nav_review %}
                 <li>
-                    <a href="{% url 'become_reviewer' %}" class="button">
+                    <a href="{% url 'become_reviewer' %}" >
                         <i aria-hidden="true" class="fa fa-trophy"></i> 
                         {% trans 'Become a Reviewer' %}
                     </a>