#tooltip
{
    background-position: #313336;
    position: absolute;
    border: 1px solid #000;
    background: #313336;
    padding: 8px;
    color: #FFF;
    display: none;
    -webkit-border-radius: 8px;
    -moz-border-radius: 8px;
    -khtml-border-radius: 8px;
    border-radius: 8px;
}

#tooltip b
{
    color: #FFF;
    font-size: 12px;
    font-weight: bold;
    display: block;
}