body #index_top_wrap {
    background: #000 !important;
}

@media screen and (max-width:770px) {
    #global_menu {
        position: fixed !important;
        /* top: 40px !important;
        left: 0;
        right: 0;
        bottom: 0; */
        inset: 0;
        padding-top: 60px;
        background-color: white;
        z-index: 99 !important;
    }

    .menu_button {
        z-index: 100 !important;
    }

    #logo_image_mobile a,
    #logo_image a {
        position: relative;
        z-index: 100 !important;
    }

}