wav.css

.hidden {
    display: none;
}

.dir .add {
    display: none;
}

.player {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 200px;
    background-color: #fff;
    box-shadow: 0 0 5px rgba(0,0,0,0.5);
}

.player .playlist {
    margin-bottom: 0;
    list-style-type: none;
    padding-left: 10px;
    height: 145px;
    overflow: auto;
}

.player-progress-wrapper {
    height: 5px;
    width: 100%;
    background-color: rgba(0,0,0,0.3);
    position: relative;
}

.player-progress-wrapper .player-progress {
    height: 100%;
    width: 0;
    background-color: rgba(255, 0, 0, 0.5);
    position: absolute;
    top: 0;
    left: 0;
}

.player-progress-wrapper .player-progress-buffer {
    height: 100%;
    width: 0;
    background-color: rgba(255, 0, 0, 0.25);
    position: absolute;
    top: 0;
    left: 0;
}