@media only screen and (min-width: 1024px) {
  .header--is-standard .megamenu-wrapper {
    top: 100%;
  }

  .header--is-standard .megamenu-inner,
  .header--is-standard.header--has-scrolled .nav-standard .megamenu-inner {
    margin-top: 0;
    max-height: 80vh;
  }
}