/* Sections */
section {
  padding: 2rem 2rem;
  max-width: 900px;
  margin: auto;
  align-items: center;
}
section h2 {
  text-align: center;
  margin-bottom: 2rem;
  font-size: 2rem;
}
section h3 {
  text-align: center;
  font-size: 1.5rem;
}