JSFiddle - React, Tailwind, and code Playground

HTML

<ul id="nav">
   <li><a href="/">Home</a></li>
   <li><a id="hover1" href="#">my Links</a>
     <ul id="visible1">
       <li><a href="Link1">Link 1</a></li>
       <li><a href="Link2">Link 2</a></li>
     </ul>
   </li>
   <li><a id="hover2" href="#">Our Links</a>
     <ul id="visible2">
       <li><a href="Link1">Link 3</a></li>
       <li><a href="Link2">Link 4</a></li>
     </ul>
   </li>
 </ul>

CSS

#nav {
    width:100%;
    margin:0;
    padding:12px 0 4px 0;
    height:30px;
    position:relative;
}
#nav li {
    float:left;
    list-style:none;
    display:inline
}
#nav a {
    text-decoration:none;
}
#nav li ul li a {
    margin:0
}
#nav .active a, #nav li:hover>a {
    background:#ac2024;
    color:#fff;
    display: block !important;
    visibility: visible !important;
}
#nav li a:hover, #nav ul a:hover {
    background:#ac2024;
    color:#fff;
    display: block !important;
    visibility: visible !important;
}
#nav ul {
    position:absolute;
    left:0;
    height:27px;
    width:100%;
    display:none;
}
#nav li:hover>ul {
    display: block !important;
    visibility: visible !important;
}
#nav ul a {
    width:100%
}
#nav:after {
    content:".";
    display:inline;
    height:0
}
#nav {
    display:inline-block
}
.result_hover {
    display:block !important;
}

JavaScript

$("#hover1").hover(
  function () {
      $("#visible1").addClass("result_hover");
      $("#visible2").removeClass("result_hover");
  }
);

$("#hover2").hover(
  function () {
      $("#visible2").addClass("result_hover");
      $("#visible1").removeClass("result_hover");
  }
);