JSFiddle - React, Tailwind, and code Playground

HTML

<div class="et_pb_section et_pb_section_parallax image-changer-hover1" style=''>
    <div id="nav_menu-12" class="et_pb_widget widget_nav_menu">
        <div class="menu-logged-in-container">
            <ul id="menu-logged-in" class="menu">
                <li class="menu-item menu-item-type-post_type menu-item-object-page menu-item-has-children menu-item-1483" id="nav-el-1"> <a href="http://94co.com/client3/domaine-de-gourjo/">Domaine de Gourjo</a>

                    <ul class="sub-menu">
                        <li class="menu-item menu-item-type-custom menu-item-object-custom menu-item-1403"><a href="/client3/about/#the-castle">The Castle</a>
                        </li>
                        <li class="menu-item menu-item-type-custom menu-item-object-custom menu-item-1404"><a href="/client3/about/#the-vineyard">The Vineyard</a>
                        </li>
                        <li class="menu-item menu-item-type-custom menu-item-object-custom menu-item-1405"><a href="/client3/about/#a-family-history">A Family History</a>
                        </li>
                    </ul>
                </li>
                <li class="menu-item menu-item-type-post_type menu-item-object-page menu-item-has-children menu-item-1487"><a href="http://94co.com/client3/wines/">Our Wines</a>

                    <ul class="sub-menu">
                        <li class="menu-item menu-item-type-custom menu-item-object-custom menu-item-1498"><a href="/client3/wines/#domaine-gourjo-link">Domaines Wines</a>
                        </li>
                        <li class="menu-item menu-item-type-custom menu-item-object-custom menu-item-1497"><a href="/client3/wines/#gourjo-link">Gourjo</a>
                        </li>
                    </ul>
                </li>
                <li class="menu-item menu-item-type-post_type menu-item-object-page menu-item-1401"><a href="http://94co.com/client3/store/">eCellar</a>
                </li>
                <li class="menu-item...

CSS

.image-changer-hover1 {
        background-image:url(http://94co.com/client3/wp-content/uploads/2013/04/home-bg4.jpg);
        min-height:500px;
        -moz-transition: all 0.2s ease-in-out;
        -webkit-transition: all 0.2s ease-in-out;
        transition: all 0.2s ease-in-out;
    }
    .image-changer-hover2 {
        background-image:url(http://www.bergeracwinetours.com/wp-content/uploads/2013/01/Wine-Barrels.jpg);
        min-height:500px;
        -moz-transition: all 0.2s ease-in-out;
        -webkit-transition: all 0.2s ease-in-out;
        transition: all 0.2s ease-in-out;
    }
    #menu-logged-in li ul {
        position: absolute;
        top: 30px;
        left: -27px;
        padding: 20px;
    }
    #menu-logged-in li ul {
        z-index: 9999;
        width: 100% !important;
        padding-left: 10px !important;
        background: none;
        visibility: hidden;
        opacity: 0;
        -moz-transition: all 0.2s ease-in-out;
        -webkit-transition: all 0.2s ease-in-out;
        transition: all 0.2s ease-in-out;
    }
    #menu-logged-in li:hover > ul {
        opacity: 1;
        visibility: visible;
    }
    #menu-logged-in li li {
        padding: 0;
        font-size:14px;
        margin-left: 20px;
        width:170px;
    }
    #menu-logged-in li li ul {
        z-index: 1000;
        top: -3px;
        left: 220px;
    }
    #menu-logged-in li:hover {
        visibility: inherit;
        /* fixes IE7 'sticky bug' */
    }
    .nav li li a, .et_mobile_menu li a {
        font-size: 14px;
        -moz-transition: all 0.2s ease-in-out;
        -webkit-transition: all 0.2s ease-in-out;
        transition: all 0.2s ease-in-out;
    }
    #menu-logged-in ul li a:hover {
        color: #ff0000;
    }
    #menu-logged-in li a:hover {
        color: #ff0000;
    }
    #menu-logged-in li.current-menu-item > a {
        color: #b7b7b7 !important;
    }
    #menu-logged-in .menu-item-has-children > a:first-child:after {
        content:'...

JavaScript

$(document).ready(function(){

    /*
$('#nav-el-1').hover(
       function(){ $(this).image-changer-hover2('hover') },
       function(){ $(this).image-changer-hover('hover') }
)
*/



    $("#nav-el-1").hover(function () {
        $('.image-changer-hover1').toggleClass('image-changer-hover2');
        console.log($(this));
    });
});