.rich-text h4 {
    margin: 20px 0 7px;
    color: var(--navy);
    font-size: 16px;
    line-height: 1.4;
}

.rich-text h5 {
    margin: 18px 0 6px;
    color: var(--navy);
    font-size: 14px;
    line-height: 1.45;
}

.rich-text h6 {
    margin: 16px 0 6px;
    color: var(--navy);
    font-size: 12px;
    line-height: 1.5;
    letter-spacing: .02em;
}