diff --git a/course/format/topics/format.php b/course/format/topics/format.php
index 8d2ef29eb8f2a..bd667041cb018 100644
--- a/course/format/topics/format.php
+++ b/course/format/topics/format.php
@@ -190,9 +190,9 @@
         if ($PAGE->user_is_editing() && has_capability('moodle/course:update', get_context_instance(CONTEXT_COURSE, $course->id))) {
 
             if ($course->marker == $section) {  // Show the "light globe" on/off
-                echo '<a href="view.php?id='.$course->id.'&amp;marker=0&amp;sesskey='.sesskey().'#section-'.$section.'" title="'.$strmarkedthistopic.'">'.'<img src="'.$OUTPUT->pix_url('i/marked') . '" alt="'.$strmarkedthistopic.'" /></a><br />';
+                echo '<a href="view.php?id='.$course->id.'&amp;marker=0&amp;sesskey='.sesskey().'#section-'.$section.'" title="'.$strmarkedthistopic.'">'.'<img src="'.$OUTPUT->pix_url('i/marked') . '" alt="'.$strmarkedthistopic.'" class="icon"/></a><br />';
             } else {
-                echo '<a href="view.php?id='.$course->id.'&amp;marker='.$section.'&amp;sesskey='.sesskey().'#section-'.$section.'" title="'.$strmarkthistopic.'">'.'<img src="'.$OUTPUT->pix_url('i/marker') . '" alt="'.$strmarkthistopic.'" /></a><br />';
+                echo '<a href="view.php?id='.$course->id.'&amp;marker='.$section.'&amp;sesskey='.sesskey().'#section-'.$section.'" title="'.$strmarkthistopic.'">'.'<img src="'.$OUTPUT->pix_url('i/marker') . '" alt="'.$strmarkthistopic.'" class="icon"/></a><br />';
             }
 
             if ($thissection->visible) {        // Show the hide/show eye