@media screen and (max-width: 768px) {
  .aboutFooter {
    display: none;
  }

  .mobileFooter {
    display: block;
  }
}

@media screen and (min-width: 768px) {
  .aboutFooter {
    display: block;
    background: #000;
    height: 200px;
  }

  .mobileFooter {
    display: none;
  }
}