body {
  margin: 0;
  font-family: sans-serif;
  color: #222;
  background: #fff;
}

.document {
  max-width: 860px;
  margin: 0 auto;
  padding: 24px 16px 48px;
}

h1,
h2,
h3 {
  margin-top: 0;
}

h1 {
  font-size: 2rem;
}

h2 {
  margin-top: 32px;
  font-size: 1.4rem;
}

h3 {
  margin-top: 20px;
  font-size: 1.05rem;
}

p,
li {
  line-height: 1.8;
}

ul,
ol {
  padding-left: 1.4rem;
}

a {
  color: #0645ad;
}

hr {
  margin: 24px 0;
  border: 0;
  border-top: 1px solid #ccc;
}

code {
  padding: 1px 4px;
  background: #f4f4f4;
  border: 1px solid #ddd;
}