.hero {
  text-align: center;
  padding: 1.5rem 0 1rem;
}
.hero h1 {
  font-weight: 700;
  margin-bottom: 0.6rem;
}
.hero p {
  max-width: 44rem;
  margin: 0 auto 1rem;
  font-size: 1.05rem;
}
.hero pre {
  max-width: 44rem;
  margin: 1rem auto;
  text-align: left;
}
.hero .md-button {
  margin: 0.25rem;
}