html,
body {
    margin: 0;
    padding: 0;
    height: 100%;
    width: 100%;
}

body {
	background-color: #691500;
	font-family: Arial, Helvetica, sans-serif;
}

.main-content {
    box-sizing: border-box;
    display: block;
    position: absolute;
    top: 0;
    bottom: 0;
    right: 0;
    left: 0;
    height: 100vh;
    width: 100vw;
    margin: 0;
    padding: 0 0 100px 0;
    border: none;
}

.mplayer--wrapper {
    box-sizing: border-box;
    position: absolute;
    overflow: hidden;
    width: 100vw;
    height: 100px;
    bottom: 0;
    left: 0;
    background: #691500;
    box-shadow: 0px 0px 10px 0px #000;
}

.song-player {
    position: relative;
    width: 800px;
    height: calc(100% - 10px);
    margin: 10px auto;

    display: flex;
    align-items: stretch;
    flex-direction: column;

    font-size: 16px;
}

.song-player audio {
    width: 800px;
    height: 40px;
    z-index: 1
}

.song-player--playlist {
    max-height: 200px;
    overflow-y: auto;
}

.song-player--fwd {
    position: absolute;
    bottom: 20px;
    left: 25px;
    cursor: pointer;
    width: 20px;
    height: 20px;
    background: #fff;
    border-radius: 50%;
}

.song-player--fwd::before {
    position: absolute;
    width: 0;
    height: 0;
    top: 4px;
    left: 7px;
    border-left: 10px solid #da7400;
    border-right: 6px solid transparent;
    border-top: 6px solid transparent;
    border-bottom: 6px solid transparent;
    cursor: pointer;
    content: '';
}

.song-player--back {
    position: absolute;
    bottom: 20px;
    left: 0;
    cursor: pointer;
    width: 20px;
    height: 20px;
    background: #fff;
    border-radius: 50%;
}

.song-player--back::before {
    position: absolute;
    width: 0;
    height: 0;
    top: 4px;
    left: -3px;
    border-left: 6px solid transparent;
    border-right: 10px solid #da7400;
    border-top: 6px solid transparent;
    border-bottom: 6px solid transparent;
    content: '';
}

.song-player--playlist--song {
    display: none;
}

.song-player--playlist--song--playing {
    position: absolute;
    bottom: 20px;
    left: 55px;
    display: block;
    color: #da7400;
}