@media screen and (max-width: 1024px) {
  html {
    font-size: 75%;
  }
}

@media screen and (max-width: 800px) {
  html {
    font-size: 60%;
  }
}

@media screen and (max-width: 520px) {
  html {
    font-size: 55%;
  }
}