.nw-header__submenu-item {
    position: relative;
}
.nw-header__submenu-item:hover > .nw-header__submenu-link {
    text-decoration: underline;
  }
/* .nw-header__submenu-item:hover .nw-header__sub_submenu {
  display: block;
} */
.nw-header__submenu-item.active .nw-header__sub_submenu {
  display: block;
}
.nw-header__sub_submenu {
  display: none;
  background-color: #f4f5f6;
  position: absolute;
  top: -40px;
  left: 100%;
  z-index: 8888;
  padding: 40px 15px 10px 34px;
  min-width: 280px;
  list-style-type: none;
}