.flatpickr-input[readonly]{
    background:#000000;
}

.flatpickr-calendar{
    border:none;
    border-radius:18px;
    box-shadow:0 20px 45px rgba(0,0,0,.12);
    background-color: black;
}

.flatpickr-day.selected{
    background:#111827;
    border-color:#111827;
}

.flatpickr-day:hover{
    background:#020202;
}

.flatpickr-time input:hover,
.flatpickr-time .flatpickr-am-pm:hover{
    background:#f3f4f6;
}