body {
  max-width: 900px;
  margin: 0 auto;
  padding: 32px 20px 60px;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  color: #202124;
  background: #ffffff;
}
h1, h2 {
  color: #111827;
  line-height: 1.25;
}
h1 { font-size: 32px; }
h2 {
  margin-top: 34px;
  font-size: 21px;
}
a { color: #2563eb; }
ul { padding-left: 22px; }
li { margin-bottom: 6px; }
.updated {
  color: #4b5563;
  margin-bottom: 28px;
}