:root {
    --box: #ffffff;

    --margin-top: .5rem;
    --margin-right: .5rem;
    --margin-bottom: .5rem;
    --margin-left: .5rem;

    --gap: .5rem;
}

body {
    font-family: 'Roboto Serif', serif;
    background-color: #000000;
}

.nav {
    display: flex;
    align-items: center;
    position: relative;
    padding-top: var(--margin-top);
    padding-bottom: var(--margin-bottom);

    font-size: .75rem;
    background-color: black;
}

.nav__logo img{
    display: block;
    filter: invert(100%);
    max-height: 5rem;

    margin-left: var(--margin-left);
}

.nav__links {
    position: absolute;
    text-align: center;
    align-content: center;

    right: 0;
    margin-right: var(--margin-right);

    color: white;

    a {
        display: inline-block;
        padding: .5rem;
    }

    .active {
        font-weight: bold;
    }
}

.calendar {
    margin-left: var(--margin-left);
    margin-right: var(--margin-right);
}

.calendar ol{
    display: grid;
    list-style-type: none;

    grid-template-columns: repeat(7, 1fr);
    grid-template-rows: repeat(5, 1fr);
    gap: var(--gap);

    /* margin: 1rem; */

    font-size: .75rem;
    text-align: left;

    li:nth-child(-n+3) {
        background-color: transparent;
        color: transparent;
    }
}

.calendar li {
    aspect-ratio: 1;
    /* max-width: ; */

    background-color: var(--box);

    a {
        display: block;

        padding: .5rem;
        width: 100%;
        height: 100%;

        outline: #000000 solid .5rem;
    }
}

footer {
    margin-top: var(--margin-top);
    padding: 1rem;

    font-size: .75rem;

    background-color: #fff;
}