#megamenu {
    width: 100%;
    position: fixed;
    left: 0px;
    top: 90px;
    height: 100%;
    background: #fff;
    /* -webkit-box-shadow: 0 0 8px 0 rgba(10,10,10,.2); */
    /* box-shadow: 0 0 8px 0 rgba(10,10,10,.2); */
}

#megamenu-container{
    background-color: #fff;
}