body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica,
    Arial, sans-serif;

  line-height: 1.6;
  color: #333;
  background-color: #fff;

  max-width: 800px;
  margin: 0 auto;
  padding: 2rem;

  -webkit-font-smoothing: antialiased;
}