.audio-player, .audio-player div, .audio-player h1, .audio-player a, .audio-player img, .audio-player span, .audio-player button {
  margin: 0;
  padding: 0;
  border: none;
  outline: none;
}
div.audio-player {
  position: relative;
  width: 400px;
  height: 120px;
  background: #4c4e5a;
  background: -webkit-linear-gradient(top, #4c4e5a 0%, #2c2d33 100%);
  background: -moz-linear-gradient(top, #4c4e5a 0%, #2c2d33 100%);
  background: -o-linear-gradient(top, #4c4e5a 0%, #2c2d33 100%);
  background: -ms-linear-gradient(top, #4c4e5a 0%, #2c2d33 100%);
  background: linear-gradient(top, #4c4e5a 0%, #2c2d33 100%);
  -webkit-border-radius: 3px;
  -moz-border-radius: 3px;
  border-radius: 3px;
}
/* Title */
  .audio-player h1 {
  position: absolute;
  top: 37px;
  left: 165px;
  font-family: Helvetica, Arial, sans-serif;
  font-weight: bold;
  font-size: 14px;
  color: #ececec;
  text-shadow: 1px 1px 1px rgba(0, 0, 0, .5);
}
/* Cover */
  .audio-player .cover {
  position: absolute;
  top: 0;
  left: 0;
}
/* Buttons */
  .mejs-controls .mejs-button button {
  cursor: pointer;
  display: block;
  position: absolute;
  text-indent: -9999px;
}
/* Play & Pause */
  .mejs-controls .mejs-play button, .mejs-controls .mejs-pause button {
  width: 21px;
  height: 21px;
  top: 35px;
  left: 135px;
  background: transparent url(/img/play-pause.png) 0 0;
}
.mejs-controls .mejs-pause button {
  background-position:0 -21px;
}
/* Mute & Unmute */
  .mejs-controls .mejs-mute button, .mejs-controls .mejs-unmute button {
  width: 14px;
  height: 12px;
  top: 70px;
  left: 140px;
  background: transparent url(/img/mute-unmute.png) 0 0;
}
.mejs-controls .mejs-unmute button {
  background-position: 0 -12px;
}
/* Volume Slider */
  .mejs-controls div.mejs-horizontal-volume-slider {
  position: absolute;
  top: 71px;
  left: 165px;
  cursor: pointer;
}
.mejs-controls .mejs-horizontal-volume-slider .mejs-horizontal-volume-total {
  width: 200px;
  height: 8px;
  background: #212227;
  -webkit-box-shadow: inset 0px 1px 0px rgba(0, 0, 0, .3), 0px 1px 0px rgba(255, 255, 255, .25);
  -moz-box-shadow: inset 0px 1px 0px rgba(0, 0, 0, .3), 0px 1px 0px rgba(255, 255, 255, .25);
  box-shadow: inset 0px 1px 0px rgba(0, 0, 0, .3), 0px 1px 0px rgba(255, 255, 255, .25);
  -webkit-border-radius: 6px;
  -moz-border-radius: 6px;
  border-radius: 6px;
}
.mejs-controls .mejs-horizontal-volume-slider .mejs-horizontal-volume-current {
  position: absolute;
  width: 0;
  height: 6px;
  top: 1px;
  left: 1px;
  background: url(/img/volume-bar.png) repeat-x;
  -webkit-border-radius: 6px;
  -moz-border-radius: 6px;
  border-radius: 6px;
}
/* Progress Slider */
  .mejs-controls div.mejs-time-rail {
  width: 400px;
}
.mejs-controls .mejs-time-rail span {
  position: absolute;
  display: block;
  width: 400px;
  height: 5px;
  left: 0;
  bottom: 0;
  cursor: pointer;
  -webkit-border-radius: 0px 0px 2px 2px;
  -moz-border-radius: 0px 0px 2px 2px;
  border-radius: 0px 0px 2px 2px;
}
.mejs-controls .mejs-time-rail .mejs-time-total {
  background: #999999;
}
.mejs-controls .mejs-time-rail .mejs-time-loaded {
  width: 0;
  background: #cccccc;
}
.mejs-controls .mejs-time-rail .mejs-time-current {
  width: 0;
  background: #64b44c;
}
/* Volume Slider & Progress Bar Handle */
  .mejs-controls .mejs-time-rail .mejs-time-handle, .mejs-controls .mejs-horizontal-volume-slider .mejs-horizontal-volume-handle {
  position: absolute;
  display: block;
  width: 12px;
  height: 14px;
  top: -4px;
  background: url(/img/handle.png) no-repeat;
}
.mejs-controls .mejs-horizontal-volume-slider .mejs-horizontal-volume-handle {
  top: -2px;
}
/* Time Float Box */
  .mejs-controls .mejs-time-rail .mejs-time-float {
  position: absolute;
  display: none;
  width: 33px;
  height: 23px;
  top: -26px;
  margin-left: -17px;
  background: url(/img/time-box.png);
}
.mejs-controls .mejs-time-rail .mejs-time-float-current {
  width: 33px;
  display: block;
  left: 0;
  top: 4px;
  font-family: Helvetica, Arial, sans-serif;
  font-size: 10px;
  font-weight: bold;
  color: #666666;
  text-align: center;
}

<script src="/js/mediaelement-and-player.min.js">
<script>
$(document).ready(function () {
  $('#audio-player').mediaelementplayer({
  alwaysShowControls: true,
  features: ['playpause', 'volume', 'progress'],
  audioVolume: 'horizontal',
  audioWidth: 400,
  audioHeight: 120
  });
});
</script>

<div class="audio-player">
  <h1>Демо - пробный трек</h1>
  <img class="cover" src="Ссылка на картинку обложки" alt="">
  <audio id="audio-player" src="Ссылка на файл.mp3" type="audio/mp3" controls="controls"></audio>
</div>