.mka-elt-selecting, .mka-elt-selecting .thumbnail {
    background-color: #D1EEFF;
}

.mka-elt-selected, .mka-elt-selected .thumbnail {
    background-color: #bebebe;
}

.on-drag {
    background-color: #cbcbcb !important;
    opacity: 0.7;
}

.drag-class-sample {
    /* Sample class for onDragItemClass*/
    color: white;
    background: #403A3E;
    background: -webkit-linear-gradient(to right, #BE5869, #403A3E);
    background: linear-gradient(to right, #BE5869, #403A3E);
    border: 1px solid #403A3E;
    padding: 5px;
    text-align: center;
    width: 250px;
}

.drag-class-sample span {
    /* Sample class for onDragItemClass span */
    color: white;
    background: #cc2b5e;
    background: -webkit-linear-gradient(to right, #753a88, #cc2b5e);
    background: linear-gradient(to right, #753a88, #cc2b5e);
}