.dx-icon-spindown::before {
    content: url('/images/icon/dashboard/arrow-filter.svg');
}

.dx-dropdownbutton .dx-button-has-text .dx-icon.dx-icon-right {
    margin-left: 30px !important; 
}

.dx-list:not(.dx-list-select-decorator-enabled) .dx-list-item.dx-state-hover {
    background-color: #f3fbff !important;
}