.intro-header .page-heading h1 {
  margin-top: 0;
  font-size: 2.5rem;
}

@media (min-width: 1200px) {
  .intro-header {
    margin-top: 10.0rem;
  }
  .intro-header .page-heading h1 {
    font-size: 2.5em; /* Adjust the value as needed */
  }
}

h2 {
  font-size: 1.5rem;
}
h3 {
  font-size: 1.25rem;
}
h4 {
  font-size: 1.125rem;
}