@media (min-width: 992px) {
    #mainnavigation .dropdown-menu li.level2:hover > ul {
        display: block;
        background: white;
        box-shadow: 0 3px 6px 0 rgb(0 0 0 / 25%);
        border: 0 none;
        padding: 30px;
        position: absolute;
        left: 100%;
    }
    #mainnavigation .sub-dropdown-menu {
        display: none;
        margin-top: -60px;
    }
    #mainnavigation .sub-dropdown-menu li {
        margin: 0 0 15px;
    }
    #mainnavigation .sub-dropdown-menu li:last-child {
        margin: 0;
    }
    #mainnavigation .sub-dropdown-menu .level4-menu {
        margin: 15px 0 0 30px;
        position: relative;
    }
    .lms-academy .navbar-mainnavigation .dropdown-menu .sub-dropdown-menu:before {
        border: none;
    }
}
@media (max-width: 991px) {
    #mainnavigation .level4-menu {
        margin: 0 0 0 15px;
    }
}