:root {
    --primary-color: #e2e9d9;
    --calendar-border: black;
}

* {
    margin: 0;
    padding: 0;
}

.calendar-wrapper {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 16px;
}

.calendar {
    border: var(--calendar-border) solid 1px;
    border-spacing: 0;
}

.calendar>caption {
    border: var(--calendar-border) solid 1px;
    border-bottom: none;
    background: var(--primary-color);
}

.calendar td,
.calendar th {
    border: var(--calendar-border) solid 1px;
    border-left: unset;
    border-top: unset;
    padding: 2px;
    text-align: center;
}

.calendar td:last-child,
.calendar th:last-child {
    border-right: unset;
}

.calendar tr:last-child td {
    border-bottom: unset;
}