diff --git a/modules/ad_banner/_ad_banner_widget1.html.erb b/modules/ad_banner/_ad_banner_widget1.html.erb
index 5686156..39a85ae 100644
--- a/modules/ad_banner/_ad_banner_widget1.html.erb
+++ b/modules/ad_banner/_ad_banner_widget1.html.erb
@@ -28,7 +28,7 @@
 
     </div>
   </div>
-  <div class="ad-overlay w-ad-banner__overlay_{{subpart-id}}"></div>
+  <div class="ad-overlay w-ba-banner__caption w-ad-banner__overlay_{{subpart-id}}"></div>
     <div class="w-ba-banner__caption banner-pager banner_caption_{{subpart-id}}"></div>
     <ul class="controlplay"><a class="resume-slide active" title = "<%= (I18n.locale.to_s =="zh_tw") ? "繼續播放" : "resume" %>"><i></i></a><a class="pause-slide" title = "<%= (I18n.locale.to_s =="zh_tw") ? "暫停播放" : "pause"%>"><i></i></a></ul>
   <ul class="button-mid">