main {
  padding: 2rem;
}
section {
  margin-bottom: 2rem;
}
h1 {
  margin-bottom: 1rem;
  color: #222;
}
ul {
  list-style: none;
  margin-left: 1.5rem;
}
ul li {
  margin-bottom: 0.5rem;
}
@media (max-width: 768px) {
  h2 {
    font-size: 1.5rem;
  }
  ul li {
    font-size: 0.9rem;
  }
}