@media (min-width: 991px){ 
    .navbar-expand-lg .navbar-nav .nav-link {
        padding-right: 1rem;
        padding-left: 1rem;
    }
}
@media (max-width: 991px){ 
    
    .header-menu .navbar{
        border-top: none;
        border-bottom: none;
        padding: 0;
    }

}