.navbar-default .collapsing ul.dropdown-menu,
.navbar-default .collapse.in ul.dropdown-menu {
    position: static;
    float: none;
    width: auto;
    margin: 0 0 0 10px;
    background-color: transparent;
    border: 0;
    -webkit-box-shadow: none;
    box-shadow: none;
    display: none;
}

.navbar-default .navbar-nav > .active > a, 
.navbar-default .navbar-nav > .active > a:hover, 
.navbar-default .navbar-nav > .active > a:focus {
    background: none;
    color: #fff;
}

#main-menu .nav > .dropdown.active > ul.dropdown-menu {
    /*height: 470px;*/
    height:auto;
}

/*#main-menu .dropdown > ul.dropdown-menu.active > li.dropdown:nth-child(4)*/
/*{*/
    /*height: auto;*/
/*}*/

#main-menu .nav > li:hover a {
    /*background-color: #fff;*/
    color: #fff;
}

@media(min-width: 768px) {

    /* make navbar appear aligned left */
    .navbar-default .dropdown ul {
        left: 0;
        right: auto;
    }
    .navbar-default .dropdown:hover ul {
        display: block;
    }
}

@media (max-width: 767px) {
    #main-menu .nav > .dropdown.active > ul.dropdown-menu {
        height:auto;
        width: 50%;
    }
}

@media (max-width: 380px) {
    #main-menu .nav > .dropdown.active > ul.dropdown-menu {
        width: 100%;
    }
}

@media only screen and (max-width: 320px) {

    #main-menu nav ul.navbar-hotlinks li a,
    .navbar-default .navbar-nav>.active>a,
    .navbar-default .navbar-nav>li>a {
        font-size: 15px;
    }

}