Center controls added to audio.

src/General/css/style.css

@@ -103,7 +103,9 @@ hr + div.center:not(.ad-cnt):not(.topad):not(.middlead):not(.bottomad) {
   /* party hats */
   pointer-events: none;
 }
-.center > audio {
+
+/* Anti-autoplay */
+audio.controls-added {
   display: block;
   margin: auto;
 }

src/Miscellaneous/AntiAutoplay.coffee

@@ -7,4 +7,6 @@ AntiAutoplay =
     for audio in $$ 'audio[autoplay]'
       audio.pause()
       audio.autoplay = false
-      audio.controls = true
+      unless audio.controls
+        audio.controls = true
+        $.addClass audio, 'controls-added'