.dataTables_header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
}

.dataTables_header .dt-length select,
.dataTables_header .dt-search input {
    height: 28px !important;
    padding: 4px 8px;
    box-sizing: border-box;
}