body iframe {
  width: 637pt;
  max-width: 100vw;
  border: none;
  flex-grow: 1;
  display: flex;
  justify-content: center;
}

iframe::-webkit-scrollbar {
  display: none;
}

@media only screen and (max-device-width: 480px) {
  body iframe * {
    font-size: 11pt;
  }
}