.invalid-feedback {
    display: block;
}
.text-blue {
    color: #0000FF;
}
.check-approve .custom-checkbox {
    padding-left: 1rem;
}
.date-period[readonly] {
    background-color: #fff9cc;
}

.bts-title-back {
    background-color: rgb(190, 190, 190);
}