body {
  font-family: system-ui, sans-serif;
  line-height: 1.6;
  max-width: 42rem;
  margin: 4rem auto;
  padding: 0 1rem;
  background-color: #fdfdfd;
  color: #222;
}

h1 {
  font-size: 2.25rem;
  margin-bottom: 1rem;
}

h2 {
  font-size: 1.5rem;
  margin-top: 2rem;
}

ul {
  padding-left: 1.25rem;
}

a {
  color: #0055cc;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

blockquote {
  margin: 1.5rem 0;
  padding: 1rem;
  background: #f3f3f3;
  border-left: 4px solid #bbb;
  font-style: italic;
}

blockquote footer {
  margin-top: 0.5rem;
  text-align: right;
  font-style: normal;
  color: #555;
}