.k-filterbox {
    /* width: auto !important; */
    display: inline-block;
    overflow: scroll;
    width: 100%;
    width: -moz-available; /* WebKit-based browsers will ignore this. */
    width: -webkit-fill-available; /* Mozilla-based browsers will ignore this. */
    width: fill-available;
    height: 100%;
    height: -moz-available; /* WebKit-based browsers will ignore this. */
    height: -webkit-fill-available; /* Mozilla-based browsers will ignore this. */
    height: fill-available;
    padding: 2px;
}