@media (max-width: 767.98px)

bootstrap4.css

bootstrap4.css
@media (max-width: 767.98px) {
  .table-responsive-md {
    display: block;
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  .table-responsive-md > .table-bordered {
    border: 0;
  }
}
bootstrap4.css
@media (max-width: 767.98px) {
  .navbar-expand-md > .container,
  .navbar-expand-md > .container-fluid {
    padding-right: 0;
    padding-left: 0;
  }
}