Fix bug.

assets/stylesheets/template/modules/announcement.scss

@@ -222,7 +222,6 @@
       width: 100% !important;
       height: 100%!important;
       margin: 0 !important;
-      max-width: fit-content;
     }
   }
   .w-annc__item{

modules/ad_banner/_ad_banner_widget2_video.html.erb

@@ -327,6 +327,9 @@
                         event_dict[count_key] = event_dict[array_key].length;
                         yt_player.addEventListener('onStateChange',onPlayerStateChange);
                         banner_wrap.trigger('resize');
+                        if(i == 0 && $iframe.parents(".youtube_slide[data-autoplay=\"1\"]").length != 0){
+                          yt_player.mute().playVideo();
+                        }
                       }else{
                         console.log("YT player changes its variables!")
                       }