.nav-link:hover .icon {
    color: #00a9f4;
}

.dropdown-menu {
    opacity: 0;
    visibility: hidden;
    transform: scale(0.7);
    transition: all 0.3s ease-in-out;
}

.nav-ul-li:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: scale(1);
}

.header-nav-main.active {
    height: calc(100vh - 60px);
}

.header-dropdown-menu {
    max-height: 0px;
}

.header-dropdown-menu.active {
    max-height: 150px;
}