.big-title {
  font-size: 3rem;
  font-weight: bold;
  text-align: center;
  margin-top: 2rem;
  margin-bottom: 2rem;
}

.bigger-title {
  font-size: 4rem;
  font-weight: bold;
  text-align: center;
  margin-top: 2rem;
  margin-bottom: 2rem;
}