.container {
  padding: 100px 20px;
  margin: 0 auto;
  width: 80%;
}

section {
  margin: 40px 0;
}

h2 {
  font-weight: 700;
}

h3 {
  font-size: 20px;
  text-decoration: underline;
}

ul {
  margin: 30px 0;
}

hr {
  width: 20%;
  margin-top: 50px;
  border-style: none;
  border-bottom: double;
  border-width: 5px;
}

.example {
  margin-top: 40px;
}