.player {
  z-index: 50;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  height: 0;
  max-height: 0;
  transition: max-height 0.5s;

  &.visible {
   height: var(--player-height);
   max-height: var(--player-height);
  }

  .playback-slider {
    margin: 0 auto;
    margin-bottom: -.8rem;

    &::-moz-range-track,
    &::-moz-range-progress {
      border-radius: 0;
    }

    &::-moz-range-thumb {
      border: 0;
      height: 0;
      width: 0;
    }

    &:hover::-moz-range-thumb {
      border-radius: 50%;
      height: 1.25rem;
      width: 1.25rem;
    }
  }

  .background {
    display: flex;
    flex-direction: row;
    align-content: center;
    background: var(--secondary-background);
    color: var(--color);
    padding: .25rem .5rem;
    padding-top: calc(.25rem + .3rem);
    margin-top: -.3rem;

    > div {
      display: flex;
      flex-direction: row;
      align-items: center;
      justify-content: center;
      flex: 1;
    }

    .track-info {
      justify-content: start;

      img {
        width: 60px;
        height: 60px;
        margin-right: .5rem;
        cursor: pointer;
      }

      > div {
        display: flex;
        flex-direction: column;
        min-width: 0;

        > * {
          display: block;
          overflow: hidden;
          white-space: nowrap;
          text-overflow: ellipsis;
        }
      }

      button {
        margin-left: 1rem;
      }
    }

    &> :last-child {
      justify-content: end;

      details .icon,
      input {
        margin: auto;
      }
    }
  }

  .volume-slider {
    height: 9rem;
    width: 1.6rem;
    margin: auto;
  }

  button,
  [role=button] {
    padding: .5rem;
  }

  .play {
    padding: .75rem;

    .icon {
      height: 40px;
      width: 40px;
    }
  }

  .previous,
  .next {
    .icon {
      height: 20px;
      width: 20px;
    }
  }

  .previous {
    .icon {
      transform: rotate(180deg);
    }
  }
}

@media(max-width: 850px) {
  .player {
    bottom: var(--navbar-height);

    .background {
      > div {
        flex: unset;

        &:first-child {
          flex: 1;
        }
      }
    }
  }
}

@keyframes slide-text {
  0% { transform: translateX(35%); }
  100% { transform: translateX(-65%); }
}