Adjust register button layout

templates/registration/register.html.twig

@@ -21,7 +21,7 @@
     'label_attr': { 'class' : 'ms-3'},
     'attr':{'class':'d-flex flex-column justify-content-center'}}) }}
 
-    {{ form_row(registrationForm.submit, {'row_attr': {'class' : 'form-group d-flex flex-column m-auto mb-4 col-3'}}) }}
+    {{ form_row(registrationForm.submit, {'row_attr': {'class' : 'form-group d-flex flex-column m-auto mb-5 col-2'}}) }}
     {{ form_end(registrationForm) }}
   </div>
 {% endblock %}