.tlbs-music-player {
  width: 40px;
  height: 40px;
  background-size: 100% 100%;

  /* 向元素应用动画效果 */
  &.rotate {
    animation: tlbs-music-player-rotate 7s infinite linear;
  }
}
@keyframes tlbs-music-player-rotate {
  0%{
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}