.flatpickr-day.flatpickr-disabled,
.flatpickr-day.flatpickr-disabled:hover,
.flatpickr-day.prevMonthDay,
.flatpickr-day.nextMonthDay,
.flatpickr-day.prevMonthDay.flatpickr-disabled,
.flatpickr-day.nextMonthDay.flatpickr-disabled,
.flatpickr-day.prevMonthDay.flatpickr-disabled:hover,
.flatpickr-day.nextMonthDay.flatpickr-disabled:hover,
.flatpickr-day.notAllowed,
.flatpickr-day.notAllowed.prevMonthDay,
.flatpickr-day.notAllowed.nextMonthDay {
    color: rgba(64,72,72,0.3);
    background: transparent;
    border-color: #e9e9e9;
    cursor: not-allowed;
}
.flatpickr-day.holiday {
    color: #E4A93C;
}
.flatpickr-day.holiday:hover {
    color: #fff;
    background: rgba(228, 169, 60, 0.9);
}
[dir] span.flatpickr-day.holiday, [dir] span.flatpickr-day.nextMonthDay.holiday, [dir] span.flatpickr-day.prevMonthDay.holiday {
    border-radius: 100% !important;
    border-color: #E4A93C;

}