.k-widget.k-multiselect .k-multiselect-wrap::before {
    height: calc( 1.5em + 0.35rem);
}


.k-widget.k-multiselect .k-multiselect-wrap .k-button {
    margin: 0;
    min-height: calc(1.5*1em + 0.05rem + 2px + 2px);
    padding: calc( 0.1rem + 1px) 0.375rem;
}