jinja2: updated style for "Make a copy" and File selector buttons

Author: cmeerw

share/roundup/templates/jinja2/html/issue.item.edit.html

@@ -25,7 +25,7 @@
   <div class="form-actions">
     {{ context.submit(html_kwargs={"class": "btn btn-primary"})|u|safe }}
     {% if context.id %}
-      <a href='{{ context.copy_url() }}'>{% trans %}Make a copy{% endtrans %}</a>
+      <a class="btn btn-outline-primary" href="{{ context.copy_url() }}">{% trans %}Make a copy{% endtrans %}</a>
     {% endif %}
   </div>
   <input type="hidden" name="@template" value="item">

share/roundup/templates/jinja2/html/layout/edit.tmpl

@@ -24,7 +24,7 @@
       <label class="col-form-label" for="{{ id }}">{{ i18n.gettext(text)|u|safe }}</label>
     </dt>
     <dd class="col col-8 col-md-9 col-lg-8">
-      <input class="form-control" name="{{ name }}" id="{{ id }}" type="file" {%- if required %}required="required"{% endif %} />
+      <input class="form-control btn btn-sm btn-outline-secondary" name="{{ name }}" id="{{ id }}" type="file" {%- if required %}required="required"{% endif %} />
     </dd>
   </div>
 {% endmacro -%}