.com-heading {
  width: 100%;
  margin-left: auto; margin-right: auto;
}

.com-heading {
  h1, h2, h3, h4, h5, h6 { margin-top: 0; }

  /* Headings demoted one level by the page-scoped single-<h1> shift (see
     index.php). Each class restores the look of the level the editor chose,
     mirroring the global element sizes in the theme's style.css, so the
     semantic shift is invisible to sighted users. (h6 clamps to h6 — no
     class needed.) */
  h2.is-visual-h1 { font-size: 2.50rem; line-height: 1.2; margin-bottom: 1.10rem; }
  h3.is-visual-h2 { font-size: 2.00rem; line-height: 1.3; margin-bottom: 0.80rem; }
  h4.is-visual-h3 { font-size: 1.75rem; line-height: 1.4; margin-bottom: 0.60rem; }
  h5.is-visual-h4 { font-size: 1.50rem; line-height: 1.4; margin-bottom: 0.50rem; }
  h6.is-visual-h5 { font-size: 1.25rem; line-height: 1.5; margin-bottom: 0.30rem; }
}