@media (max-width: 679px) {
  body {
    min-width: 0px !important;
    width: 100% !important;
  }

  .container {
    width: 100% !important;
  }

  #header-height {
    display: none;
  }

  #footer-height {
    display: none;
  }

  .mobile-header {
    background: #262626;
    padding: 20px;
    text-align: center;
  }

  .mobile-footer {
    border: 1px solid rgb(237, 237, 237);
    padding: 20px;
    background: #FFFFFF;
    text-align: center;
    line-height: 30px;
    font-size: 12px;
  }
}

@media (min-width: 680px) {
  .mobile-header {
    display: none;
  }

  .mobile-footer {
    display: none;
  }
}