.c-calendar {
    width: 100%;
    max-width: 100%;
    border-width: 1px;
    border-style: solid;
    border-collapse: collapse;
    border-color: black;

    min-height: calc((1 + var(--cal-rows, 4)) * 3rem + 5rem);
}

.c-calendar__nav {
    font-size: 1.7rem;
    line-height: 1.2em;
    font-weight: 300;
    color: #30567d;

    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 0.4rem 0;
}

.c-calendar__nav a:hover {
    --link-color: #30567d;
}

.c-calendar__prev, .c-calendar__next {
    --link-color: #30567d;
    font-size: 0.85em;
}
:is(.c-calendar__prev, .c-calendar__next) a {
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.c-calendar__prev-btn, .c-calendar__next-btn {
    height: 1.2em;
    width: 1.2em;
}

.c-calendar__header {
    background-color: #30567d;
    color: white;
    height: 2em;
}
.c-calendar__header th {
    padding-top: 7px;
    padding-bottom: 7px;
}

.c-calendar :is(td, th) {
    border-width: 1px;
    border-style: solid;
    border-color: black;
}

.c-calendar :is(td, tr) {
    min-height: 2rem;
}

.c-calendar td {
    padding: 0 6px;
    color: #3e78b5;
    vertical-align: top;
    font-size: 0.8em;
    width: calc(100% / 7);

    line-height: 1.4em;
}

.c-calendar__day-num {
    text-align: right;
}