.esriScalebarLabel {
    font-size: 11px;
    position: absolute;
    width: 11%;
    text-align: center;
    text-shadow: 1px 1px 2px black, 0 0 1em black, 0 0 0.2em black;
    color: white;
    font: Verdana;
    font-weight: bolder;
    height: 6px;
    top: -3px;
}

.esriScalebarLine {
    overflow: hidden;
    position: relative;
    width: 100%;
    height: 6px;
    border: 1px solid #ffffff;
    background-color: #262626;
    opacity: .7;
}