1 .wp-block-audio{margin-right:0;margin-left:0}

     1 .wp-block-audio{margin-right:0;margin-left:0;position:relative}.wp-block-audio.is-transient audio{opacity:.3}.wp-block-audio .components-spinner{position:absolute;top:50%;right:50%;margin-top:-9px;margin-right:-9px}