div.track {
    position: absolute;
    left: 0px;
    top: 9px;
    width: 7px;
    height: 67px;
    background: #f00;
    z-index: 1;
}

div.dragBar {
    position: absolute;
    left: 1px;
    top: 1px;
    width: 7px;
    height: 10px;
    background-color: #fff;
    z-index: 5;
}

div.up {
    position: absolute;
    left: 0;
    top: 0;
    z-index: 2;
}

div.down {
    position: absolute;
    left: 0;
    bottom: 0;
    z-index: 3;
}