@keyframes marquee1 {
  0% {
    transform: translateX(100%);
  }
  100% {
    transform: translateX(-100%);
  }
}
@keyframes marquee2 {
  0% {
    transform: translateX(100%);
  }
  100% {
    transform: translateX(-200%);
  }
}
@keyframes marquee3 {
  0% {
    transform: translateX(100%);
  }
  100% {
    transform: translateX(-300%);
  }
}
@keyframes marquee4 {
  0% {
    transform: translateX(100%);
  }
  100% {
    transform: translateX(-400%);
  }
}
@keyframes marquee5 {
  0% {
    transform: translateX(100%);
  }
  100% {
    transform: translateX(-500%);
  }
}
.noselect {
  cursor: default;
  /* http://stackoverflow.com/a/4407335/4956731 */
  -webkit-touch-callout: none;
  /* iOS Safari */
  -webkit-user-select: none;
  /* Chrome/Safari/Opera */
  -khtml-user-select: none;
  /* Konqueror */
  -moz-user-select: none;
  /* Firefox */
  -ms-user-select: none;
  /* IE/Edge */
  user-select: none;
  /* non-prefixed version, currently
     not supported by any browser */
}

.hidden {
  display: none !important;
}

.audio_player {
  display: flex;
  flex-direction: row;
  height: 50px;
  background-color: #333;
  width: 100%;
  /* http://codepen.io/aralon/pen/NqGWXZ */
}
.audio_player .spacer {
  width: 10px;
}
.audio_player .audio_progress_container {
  position: relative;
  height: 100%;
  flex-grow: 1;
}
.audio_player .audio_progress {
  background-color: #4a4a4a;
  height: 100%;
  width: 0;
  will-change: width;
}
.audio_player .audio_progress_overlay {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
}
.audio_player .audio_info_marquee {
  overflow: hidden;
  /* to make room for .audio_time_progress */
  width: calc(100% - 180px);
  display: flex;
  flex-direction: row;
  align-items: center;
  margin-left: 10px;
}
.audio_player .audio_info {
  display: none;
  width: 100%;
  white-space: nowrap;
  word-break: break-all;
  margin: 0;
  font-size: 19.2px;
  color: #fff;
}
.audio_player .audio_time_progress {
  margin-right: 20px;
  align-self: center;
  color: #fff;
  font-size: 23px;
}
.audio_player .audio_button {
  padding-left: 11px;
  padding-right: 11px;
  margin-left: 4px;
  margin-right: 4px;
  cursor: pointer;
  align-self: center;
  display: flex;
  justify-content: center;
  flex-direction: column;
  height: 50px;
}
.audio_player .play_pause_button .play_pause_inner {
  height: 30px;
  width: 30px;
  overflow: hidden;
  position: relative;
}
.audio_player .play_pause_button .left {
  height: 100%;
  float: left;
  background-color: #fff;
  width: 36%;
  transition: all 0.25s ease;
  overflow: hidden;
}
.audio_player .play_pause_button .triangle_1 {
  transform: translate(0, -100%);
}
.audio_player .play_pause_button .triangle_2 {
  transform: translate(0, 100%);
}
.audio_player .play_pause_button .triangle_1,
.audio_player .play_pause_button .triangle_2 {
  position: absolute;
  top: 0;
  right: 0;
  background-color: transparent;
  width: 0;
  height: 0;
  border-right: 30px solid #333;
  border-top: 15px solid transparent;
  border-bottom: 15px solid transparent;
  transition: transform 0.25s ease;
}
.audio_player .play_pause_button .right {
  height: 100%;
  float: right;
  width: 36%;
  background-color: #fff;
  transition: all 0.25s ease;
}
.audio_player .play_pause_button.paused .left {
  width: 50%;
}
.audio_player .play_pause_button.paused .right {
  width: 50%;
}
.audio_player .play_pause_button.paused .triangle_1 {
  transform: translate(0, -50%);
}
.audio_player .play_pause_button.paused .triangle_2 {
  transform: translate(0, 50%);
}
.audio_player .skip_button.back {
  transform: rotate(180deg);
}
.audio_player .skip_button .skip_button_inner {
  display: flex;
  flex-direction: row;
}
.audio_player .skip_button .right_facing_triangle {
  width: 0;
  height: 0;
  border-left: 16px solid #fff;
  border-top: 16px solid transparent;
  border-bottom: 16px solid transparent;
}
@media screen and (min-width: 370px) {
  .audio_player .audio_info {
    display: initial;
    animation: marquee5 10s cubic-bezier(0, 0.23, 0.6, -0.09) infinite;
  }
}
@media screen and (min-width: 450px) {
  .audio_player .audio_info {
    animation: marquee4 10s cubic-bezier(0, 0.23, 0.7, -0.09) infinite;
  }
}
@media screen and (min-width: 550px) {
  .audio_player .audio_info {
    animation: marquee3 10s cubic-bezier(0, 0.23, 0.85, -0.09) infinite;
  }
}
@media screen and (min-width: 650px) {
  .audio_player .audio_info {
    animation: marquee2 10s cubic-bezier(0, 0.23, 1, -0.09) infinite;
  }
}
@media screen and (min-width: 720px) {
  .audio_player .audio_info {
    animation: initial;
  }
}