@media (min-width: 64em) {
  h1 {
    font-size: 4.8rem;
    line-height: 4.8rem;
  }

  p {
    font-size: 1.6rem;
    line-height: 2rem;
  }

  .header {
    min-width: 96rem;
    height: 6.4rem;
  }

  .footer {
    position: relative;
    background-color: #000;
    padding: 5.6rem 12rem 6.4rem 12rem;
  }

  .footer-txt-container {
    align-items: center;
  }

  .callus {
    text-align: center;
  }

  .contactus {
    text-align: center;
  }

  .copy-container {
    justify-content: center;
  }
}

@media (min-width: 90em) {
  h1 {
    font-size: 6.4rem;
    line-height: 6.4rem;
  }

  p {
    font-size: 3.2rem;
    line-height: 4rem;
  }

  .header {
    min-width: 132rem;
    height: 8rem;
  }

  /*********** Footer **********/

  .footer {
    padding: 11.2rem 13.6rem 15.6rem;
  }

  .goup-icon {
    height: 12rem;
  }

  .footer-heading {
    font-size: 2.4rem;
  }

  .callus {
    font-size: 4rem;
    width: unset;
  }

  .callus-top {
    font-size: 2.4rem;
  }

  .callus-bottom {
    width: fit-content;
  }

  .contactus {
    padding-bottom: 0.8rem;
  }

  .copy {
    font-size: 1.6rem;
    margin-top: 4rem;
  }
}