@media (min-width: 320px) and (max-width: 768px) {
  header {
    position: relative;
    z-index: 55;
  }
  header nav {
    line-height: 60px;
  }
  header nav .menu {
    display: none;
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background-color: rgba(0, 0, 0, 0.7);
    text-align: center;
    padding-top: 60px;
  }
  header nav .menu li a {
    color: #fff;
  }
  header nav .menu li .drop-menu {
    display: none !important;
  }
  header nav .menu i {
    display: block;
    position: absolute;
    color: #fff;
    font-size: 40px;
    top: 0;
    right: 20px;
  }
  .banner {
    height: auto;
  }
  .text-md-end
  {
      display:block !important;
  }
  .about-img img
  {
      display:none !important;
  }
  .content {
      padding: 20px 0 60px;
  }
  .modelTostChile {
    width: 80%;
  }
  footer .bottom .suport {
    position: relative;
    top: 5px;
  }
  footer .bottom .suport span {
    font-size: 14px;
  }
  footer .bottom .suport a {
    font-size: 14px;
  }
}