.container header+*,
.container article>*:first-child {
    margin-top: 0;
}

@media (min-width: 997px) {
    .col {
        max-width: 80%;
        margin: 0 auto;
    }

    /* Narrower max-width when TOC is present to make room for the TOC column */
    .colWithTOC {
        max-width: 75%;
    }
}

.container {
    width: 100%;
}

.col {
    display: flex;
    justify-content: center;
}