.ListOffice .pane_info > .title {
    position: relative;
    margin-left: 18px;
}

.ListOffice .item .pane_info > .title .name:before {
    content: "\f107";
    position: absolute;
    top: 4px;
    left: -14px;
    font: normal normal normal 14px/1 FontAwesome;
}

.ListOffice .item.active .pane_info > .title .name:before {
    content: "-";
}