body {
  font-family: 'Libre Baskerville', serif;
  max-width: 700px;
  margin: 0 auto;
  padding: 2rem;
  background-color: #fff;
  color: #111;
  font-size: 18px;
  line-height: 1.75;
}

h1, h2 {
  font-weight: 700;
  line-height: 1.3;
  margin-top: 2rem;
  margin-bottom: 1rem;
}

h1 {
  font-size: 2.5rem;
  text-align: center;
}

nav {
  text-align: center;
  margin-bottom: 2rem;
}

nav a {
  display: block;
  margin: 0.3rem 0;
  font-size: 1.2rem;
  text-decoration: none;
  color: #333;
}

article {
  margin-top: 3rem;
}

article h2 {
  font-size: 1.8rem;
}

article time {
  display: block;
  color: #777;
  margin-bottom: 1rem;
  font-size: 1rem;
}

@media (max-width: 600px) {
  body {
    font-size: 16px;
    padding: 1rem;
  }

  h1 {
    font-size: 1.8rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  p {
    font-size: 14px;
    line-height: 1.6;
  }

  nav a {
    font-size: 1rem;
  }
}