h1, h2, h3, h4, h5, h6 {
  margin-bottom: .5rem;
  margin-top: 0;
  font-family: inherit;
  font-weight: 500;
  line-height: 1.1;
  color: inherit;
}

h4 {
  font-size: 1.5rem;
  color: #343a40;
}