.calendar {
    display: flex;
    position: relative;
    padding: 16px;
    margin: 0 auto;
    max-width: 320px;
    background: white;
    border-radius: 4px;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.month-year {
    position: absolute;
    top: 15px;
    left: 15px;
    font-size: 2.3rem;
    line-height: 1;
    font-weight: 300;
    color: #779554;
    text-transform: capitalize;
}

.year {
    margin-left: 4px;
    color: #CBD5E1;
}

.days {
    display: flex;
    flex-wrap: wrap;
    flex-grow: 1;
    margin-top: 29px;
}

.day-label {
    position: relative;
    flex-basis: calc(14.286% - 2px);
    margin: 1px 1px 12px 1px;
    font-weight: 700;
    font-size: 1.1rem;
    text-transform: uppercase;
    color: #1E293B;
}

.day {
    position: relative;
    flex-basis: calc(14.286% - 2px);
    margin: 1px;
    border-radius: 999px;
    font-weight: 300;
    font-size: 16px;
}

.day.dull {
    color: #94A3B8;
    visibility: hidden;
}
.day.past {
    color: #b4becd;
}

.day.booked {
    color: #ff0000;
    font-weight: bold;
}

.day.today {
    color: #0EA5E9;
    font-weight: 600;
}

.day::before {
    content: '';
    display: block;
    padding-top: 100%;
}

.day .content {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.buttonsPrev {
    margin-top: 20px;
}

.buttonsNext {
    text-align: right;
    margin-top: 20px;
}