/* Adjust main content headers */
h1, .rst-content h1 {
  font-size: 2.2rem;  /* default ~2.0rem */
}

h2, .rst-content h2 {
  font-size: 1.75rem;  /* default ~1.6rem */
}

h3, .rst-content h3 {
  font-size: 1.4rem;
}

h4, .rst-content h4 {
  font-size: 1.2rem;
}