section {
  max-width: 1000px;
}

@media only screen and (max-width: 426px) {
  section {
    padding: 1.5rem 1rem;
  }
}

#pdf-cont {
  height: 80vh;
  padding-top: 0;
}

#fallback {
  text-align: center;
}

#fallback h4 {
  margin-bottom: 1rem;
}