.nk-tabs {
    .nav-tabs {
        border-bottom: none;

        &::after {
            content: "";
            display: block;
            border-bottom: 1px solid;
            opacity: .2;
        }

        .nav-item,
        .nav-link,
        .nav-item.open .nav-link,
        .nav-link.active {
            &,
            &:focus,
            &:hover {
                color: inherit;
                background-color: transparent;
            }
        }

        .nav-link {
            padding: 10px 20px;
            border: none;
            border-bottom: 2px solid transparent;
        }
        .nav-link.active {
            &,
            &:focus,
            &:hover {
                border-bottom: 2px solid;
            }
        }
    }
}