/* HTML only: make 3rd- and 4th-level headings less prominent than 2nd-level ones.
   The classic theme sets h2 160%, h3 140%, h4 120%, all with 20px top margins. */
div.body h3 {
    font-size: 115%;
    margin-top: 14px;
    margin-bottom: 6px;
    padding-top: 2px;
    padding-bottom: 2px;
}

div.body h4 {
    font-size: 105%;
    margin-top: 12px;
    margin-bottom: 4px;
    padding-top: 1px;
    padding-bottom: 1px;
}