* {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif, 'Apple Color Emoji',
    'Segoe UI Emoji', 'Segoe UI Symbol';
}

main {
  padding: 4rem 1rem;
  text-align: center;
}

main > div {
  width: 100%;
  max-width: 35em;
  margin: auto;
}

pre {
  text-align: left;
  padding: 1em 0.5em;
  border-radius: 1.5em;
}

h2 span {
  color: #3273dc;
  margin: 0 0.5rem;
}