/* style the AD button in the player */
.mejs-controls .mejs-ad-button button {
  background: url('ad.png') left top  no-repeat;
}
.mejs-controls .mejs-ad-button.mejs-ad-on button {
  background-position-x: -16px;
}
/* the mediaelement audio player needs hidden */
.mejs-container .mejs-mediaelement .mejs-audio {
  display: none;
}