.ui-autocomplete {
    position: absolute;
    top: 0;
    left: 0;
    cursor: default;
}

.ui-menu {
    list-style: none;
    padding: 0;
    margin: 0;
    display: block;
    outline: 0;
    max-height: 400px;
    overflow-y:auto;
    overflow-x:hidden;
}

    /*.ui-menu .ui-menu {
            position: absolute;
        }*/

    .ui-menu .ui-menu-item {
        margin: 0;
        cursor: pointer;        
        /* support: IE10, see #8844 */
        list-style-image: url("data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7");
    }

    .ui-menu .ui-menu-item-wrapper {
        position: relative;
        padding: 8px 1em 8px .8em;
        border: solid 1px #dddddd;
        border-style: solid none solid none;
    }

    .ui-menu .ui-menu-divider {
        margin: 5px 0;
        height: 0;
        font-size: 0;
        line-height: 0;
        border-width: 1px 0 0 0;   
    }

    .ui-menu .ui-state-focus,
    .ui-menu .ui-state-active {
        margin: -1px;
        border: 1px solid #cccccc;
        background: #ededed;
        color: #2b2b2b;
    }

.ui-front {
    z-index: 100;
}

.ui-widget-content {
    border: 1px solid #dddddd;
    background: #ffffff;
    color: #333333;
}