blockquote.is-layout-flow {
    margin-top: 2rem;
    margin-bottom: 2rem;
    padding: 1rem 0 1rem 2rem;

    margin-inline-start: 0;
    border-left: 1px solid var(--wp--preset--color--primary-400);
}

blockquote> :last-child {
    margin-block-start: 1em;
}

blockquote> :first-child {
    font-size: var(--wp--preset--font-size--large);
}

blockquote> :last-child {
    font-size: var(--wp--preset--font-size--tiny);
}