body {
  font-family: Arial, sans-serif;
  max-width: 700px;
  margin: 60px auto;
  padding: 20px;
  line-height: 1.6;
}

h1 {
  font-size: 36px;
}

h2 {
  margin-top: 30px;
}

ul {
  margin-left: 20px;
}