div#wbdv_date_confirm .birthday-picker {
border: none !important;
padding: 0;
margin: 0;
}
div#wbdv_date_confirm .birthday-picker select {
width: 30%;
margin: 0 5px;
}
div#wbdv_date_confirm_root select, div#wpdv_birthday_field_root select {
width: auto !important;
}