::-webkit-scrollbar
{
    width: 6px;
    height: 4px;
}
::-webkit-scrollbar-track
{
    background-color: black;
}
::-webkit-scrollbar-thumb
{
    background: -moz-linear-gradient(top, black 0%, #ffff66 50%, black 100%);
    background: -webkit-gradient(linear, left top, left bottom, color-stop(0%, black), color-stop(50%, #ffff66), color-stop(100%, black));
    background: -webkit-linear-gradient(top, black 0%, #ffff66 50%, black 100%);
    background: -o-linear-gradient(top, black 0%, #ffff66 50%, black 100%);
    background: -ms-linear-gradient(top, black 0%, #ffff66 50%, black 100%);
    background: linear-gradient(to bottom, black 0%, #ffff66 50%, black 100%)
}