div.math {
    max-width: 100%; /* prevent overflow*/
    margin: 1rem 0;
    color: var(--default-tx-color);
    font-size: 1.125rem;
    overflow-x: auto;
    overflow-y: hidden;
    white-space: nowrap;
    line-height: 1.75;
    box-sizing: border-box;
}
span.math img {
    /* for server side rendered formula */
    height: calc(1em + 16px);
    vertical-align: middle;
}

body.dark span.math img,
body.dark div.math img {
    /* convert white background into #161616 */
    filter: invert(.915);
}