@media screen and (max-width: 991px) {
  .nav-menu {
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    background-color: #ffffff;
    padding: 20px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    display: none;
    z-index: 999;
  }

  .nav-menu.w--open {
    display: block;
  }

  .nav-menu-list {
    flex-direction: column;
    width: 100%;
    padding: 0;
    margin: 0;
  }

  .nav-menu-list-item {
    margin: 10px 0;
    width: 100%;
    text-align: left;
  }

  .nav-menu .nav-link,
  .nav-menu .nav-link-on-inverse {
    color: #333333;
    padding: 10px 0 10px 15px;
    display: block;
    width: 100%;
  }

  .nav-link-on-inverse {
    color: #333333;
  }
}