h1 {
  text-decoration: underline;
}
.calculator-list {
  list-style: none;
  padding: 0;
}
.calculator-list li {
  margin: 10px 0;
}
.calculator-list a {
  text-decoration: none;
  color: #007bff;
  font-size: 18px;
}
.calculator-list a:hover {
  text-decoration: underline;
}