body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  margin: 0;
  background: #f8f8f8;
  color: #111;
}

main {
  max-width: 760px;
  margin: 0 auto;
  padding: 40px 20px;
  background: white;
  min-height: 100vh;
}

h1, h2 {
  margin-top: 0;
}

a {
  color: #0a66c2;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}