-          <label for="id_openid">
-            OpenID:
-         </label><br>
-         <input id="id_openid" type="text" class="textinput" name="openid" /><br><br>
-          <button type="submit">{% trans "Sign In" %}</button>
+      <label for="id_openid" class="required">
+        OpenID:
+      </label><br>
+      <input id="id_openid" type="text" class="textinput" name="openid" /><br><br>
+      <button type="submit">{% trans "Sign In" %}</button>