@media (max-width:992px){
    nav.main-menu li ul.mega-submenu {
        text-align: left;
        position: relative;
        visibility: visible;
        display: block;
        opacity: 1;
        width: 250px;
        line-height: 14px;
        margin: 0;
        list-style: none;
        left: 0px;
    }
    nav.main-menu ul.menu li ul.mega-submenu li a{
        font-size: 13px;
        line-height: 19px;
        font-weight: 400;
        display: block;
        padding: 10px 20px;
        text-align: left;
    }
    .contact-right-img{
        position: relative;
        margin-top: 30px;
        width: 100%;
    }
}