.toggleMenu {
    display: none;
}


@media all and (max-width: 800px) {
    body {
        font-size: 1.2em;
    }
    
    /*#main_menu{
        display: hidden;
    }
    
    #main_menu ul {
        display: block;
        max-height: 0;
        transition: max-height 0.3s;
    }
    #main_menu li>ul li ul {
        position: absolute;
        right: auto;
        top: auto;
    }
    #main_menu label.toggleMenu {
        display: block;
    }*/
}