/*.calendar-header {
    background:red !important;
}
*/
.calendar-header {
    display: block;
}

@media (max-width:991px) {
    .calendar-header {
        display:none !important;
    }
}

@media (max-width:575px) {
    .display-4 {
        font-size: 1.5rem;
    }

    .day h5 {
        background-color: #f8f9fa;
        padding: 3px 5px 5px;
        margin: -8px -8px 8px -8px;
    }

    .date {
        padding-left: 4px;
    }
}

@media (min-width: 576px) {
    .day {
        /*height: 14.2857vw;*/
        height:100%;
    }
}