body {
    /* Add 1em below to allow user to sanity-check it's the true end-of-page */
    /* Use margin instead of padding as most user agents have a margin we don't want */
    margin: 0 0 1em 0;
    font-family:
        "Segoe UI",
        "Segoe UI Web (West European)",
        -apple-system,
        BlinkMacSystemFont,
        Roboto,
        "Helvetica Neue",
        sans-serif;
    font-size: 18px;
    line-height: 1.5em;
    @media (prefers-color-scheme: dark) {
        background-color: black;
        color: gainsboro;
    }
}

figcaption {
    font-size: smaller;
}

h1 {
    font-size: 3em;
}

div {
    display: flex;
    flex-direction: column;
}

figure {
    margin: 0;
}

footer {
    display: flex;
    flex-direction: column;
    align-items: center;
    & hr {
        width: 640px;
    }
}

hr {
    width: 320px;
    max-width: calc(100% - 64px);
}

a {
    text-decoration: underline;
    border-radius: 5px;

    /* See docs/tests.md for link state test matrix */
    color: rgb(9 115 131);
    &:hover {
        outline: 2px solid rgb(9 115 131);
    }
    &:visited {
        color: rgb(107, 2, 107);
    }
    &:visited:hover {
        outline: 2px solid rgb(107, 2, 107);
    }
    &:visited:active {
        outline: 2px solid black;
        color: black;
    }
    &:active {
        outline: 2px solid black;
        color: black;
    }

    @media (prefers-color-scheme: dark) {
        color: rgb(0, 162, 174);
        &:hover {
            outline: 2px solid rgb(0, 162, 174);
        }
        &:visited {
            color: rgb(219, 8, 219);
        }
        &:visited:hover {
            outline: 2px solid rgb(219, 8, 219);
        }
        &:visited:active {
            outline: 2px solid gainsboro;
            color: gainsboro;
        }
        &:active {
            outline: 2px solid gainsboro;
            color: gainsboro;
        }
    }
}

/* Apply to divs to get center margin */
.article {
    margin: 0 auto;
    max-width: 640px;
    @media (max-width: 640px) {
        /* Adjust vertical padding as well, generally "cozier" view */
        padding: 4px;
        max-width: calc(100vw - 24px);
    }
    h1 {
        font-weight: 600;
        line-height: 52px;
        text-align: center;
        margin-bottom: 12px;
    }
    img {
        max-width: 640px;
        border-radius: 5%;
    }
    figure img {
        max-width: 100%;
    }
}