diff --git a/question/import_form.php b/question/import_form.php
index <HASH>..<HASH> 100644
--- a/question/import_form.php
+++ b/question/import_form.php
@@ -58,7 +58,7 @@ class question_import_form extends moodleform {
             if (get_string_manager()->string_exists('pluginname_help', 'qformat_' . $shortname)) {
                 $separator .= $OUTPUT->help_icon('pluginname', 'qformat_' . $shortname);
             }
-            $separator .= '<br>';
+            $separator .= '<div class="w-100"></div>';
             $separators[] = $separator;
         }
MDL-<I> core_question: flexbox compatible separator for question types

* the br tag does not work well in a flexbox context, a <I>% with div
works in both clean and boost.