body {
  max-width: 42rem;
  margin: 2rem auto;
  padding: 0 1rem;
  font-family: system-ui, sans-serif;
  line-height: 1.65;
  color: #222;
}

a {
  color: #2b6cb0;
}
pre {
  background: #f5f5f5;
  padding: 1rem;
  oveflow-x: auto;
}
code {
  font-family: ui-monospace, monospace;
  font-size: 0.9em;
}
h1,
h2,
h3 {
  line-height: 1.25;
}