.osc-scroller {
    overflow: hidden;
    position: relative;
}

.osc-scroller .content {
    position: relative;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}

.osc-scroller > .track {
    display: none;
    position: absolute;
    top: 0;
    right: 0;
    width: 6px;
    height: 100%;
    background: rgba(0,0,0,.1);
    border-radius: 3px;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}

.osc-scroller > .track .thumb {
    background: rgba(0,0,0,.25);
    width: 6px;
    position: relative;
    border-radius: 3px;
    z-index: 5;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}

.osc-scroller > .track .thumb:hover {
    background: rgba(0,0,0,.5);
}