.GridDragDropPanel {
    background: #000000;
    height: 4px;
    position: absolute;
    z-index: 1000000;
}

.GridDragDropBefore {
    /*background-image: url('img/up.png')*/
    opacity: 0.5;
}

.GridDragDropAfter {
    /*background-image: url('img/down.png')*/
    opacity: 0.5;
}

.GridDragDropInside {
    /*background-image: url('img/down.png')*/
    opacity: 0.2;
}