.track-list {
  /* border-top: 1px solid #444; */
}

.track-list h3 {
  font-size: 18px;
  margin-bottom: 2rem;
}

.track-list div {
  border-bottom: 1px solid #444;
  cursor: pointer;
}

.track-list button {
  margin-right: 1rem;
  background: none;
  border: 0;
  text-transform: uppercase;
  color: #fff;
  letter-spacing: 0.5px;
}

.audio-container {
  width: 100%;
  padding: 20px;
  position: relative;
  margin: 50px 0 10px;
  z-index: 10;
}

.img-container {
  width: 110px;
  position: relative;
}

.img-container::after {
  content: "";
  background-color: #333;
  width: 8px;
  height: 8px;
  position: absolute;
  border: 1px solid #fff;
  z-index: 3;
  left: 50%;
  bottom: 45px;
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.img-container img {
  width: 100%;
  border-radius: 50%;
  object-fit: cover;
  position: relative;
  animation: rotate 3s linear infinite;
  animation-play-state: paused;
  z-index: 2;
  display: block;
}

.audio-container.play .img-container img {
  animation-play-state: running;
}

@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.audio-navigation {
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
}

.action-btn {
  background: none;
  border: 0;
  color: #eee;
  font-size: 20px;
  cursor: pointer;
  padding: 10px;
  margin: 0 20px;
}

.action-btn:focus {
  outline: 0;
}

.action-btn-big {
  color: #fff;
  font-size: 30px;
  width: 43px;
  text-align: center;
}

.audio-info {
  border-radius: 15px 15px 0 0;
  position: relative;
  width: calc(100% - 40px);
  padding-left: 20px;
}

.audio-info h4 {
  margin: 0;
  font-size: 1rem;
}

.progress-container {
  background-color: #fff;
  border-radius: 5px;
  cursor: pointer;
  margin: 10px 0;
  height: 4px;
  width: 100%;
}

.progress {
  background-color: #ae1b73;
  border-radius: 5px;
  height: 100%;
  width: 0;
  transition: width 0.1s linear;
}

.time {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
}

@media screen and (max-width: 700px) {
  .img-container::after {
    display: none;
  }

  .action-btn {
    margin: 0 10px;
  }

  .progress-container {
    height: 10px;
  }

  .progress {
  }
}

@media screen and (max-width: 400px) {
  .audio-container .d-flex {
    flex-wrap: wrap;
    justify-content: center;
  }
  .img-container {
    margin-bottom: 20px;
  }
  .audio-container {
    justify-content: center;
  }
  .audio-info {
    width: 100%;
    padding-left: 0;
  }

  .audio-info h4 {
    text-align: center;
  }
}