#jquery-ui-selectable .ui-selecting {
    background: #cccccc;
}
#jquery-ui-selectable .ui-selected {
    background: #888888;
    color: white;
}
#jquery-ui-selectable {
    list-style-type: none;
    margin: 0;
    padding: 1em;
    width: 30em;
}
#jquery-ui-selectable li {
    margin: 3px;
    padding: 2px 1em;
    font-size: 15px;
    background: #e5e5e5;
    color: #666666;
}