templates: improve markup of oauth2 pages (#22922)

fargo/templates/fargo/oauth2/authorize.html

@@ -2,10 +2,14 @@
 {% load i18n %}
 
 {% block content %}
+<div id="fargo-oauth2-authorize">
   <form method="post" enctype="multipart/form-data">
     {% csrf_token %}
     {{ form.as_p  }}
-    <button name="submit">{% trans "Choose" %}</button>
-    <button name="cancel">{% trans "Cancel" %}</button>
+    <div class="buttons">
+      <button name="submit">{% trans "Choose" %}</button>
+      <button name="cancel">{% trans "Cancel" %}</button>
+    </div>
   </form>
+</div>
 {% endblock %}

fargo/templates/fargo/oauth2/confirm.html

@@ -2,19 +2,21 @@
 {% load i18n %}
 
 {% block content %}
-  <div id="user-files">
+<div id="fargo-oauth2-confirm">
   {% if error_message %}
     <p>{% trans error_message %}</p>
     <a href="{{ redirect_uri }}">{% trans "Continue to your client url" %}</a>
   {% else %}
       <p>{% blocktrans %}
-        Do you accept to add<b> {{ filename }} </b>to your portfolio?
+        Do you accept to add <em class="filename">{{ filename }}</em> to your portfolio?
       {% endblocktrans %}</p>
     <form id="send-file" method="post" enctype="multipart/form-data">
       {% csrf_token %}
-      <button name="submit">{% trans "Allow" %}</button>
-      <button name="cancel">{% trans "Cancel" %}</button>
+      <div class="buttons">
+        <button name="submit">{% trans "Allow" %}</button>
+        <button name="cancel">{% trans "Cancel" %}</button>
+      </div>
     </form>
   {% endif %}
-  </div>
+</div>
 {% endblock %}