body {
  font-family: -apple-system, "Helvetica Neue", Arial, sans-serif;
  color: #222;
  max-width: 780px;
  margin: 2.5rem auto;
  padding: 0 1.25rem;
  line-height: 1.55;
  font-size: 15px;
}

h1 {
  font-size: 2rem;
  margin-bottom: 0.2rem;
  border: none;
}

h1 + p {
  font-size: 1.05rem;
  color: #555;
  margin-top: 0;
}

h2 {
  font-size: 1.25rem;
  margin-top: 2rem;
  border-bottom: 1px solid #e0e0e0;
  padding-bottom: 0.25rem;
}

a {
  color: #1a66c2;
  text-decoration: none;
}

a:hover { text-decoration: underline; }

ul {
  padding-left: 1.25rem;
}

li {
  margin-bottom: 0.6rem;
}

li br + *,
li > br {
  /* keep the second line of an item subtly secondary */
}

li br {
  /* spacing handled by line-height */
}