JSFiddle - React, Tailwind, and code Playground

HTML

<div class="mini-menu">   
        <ul>
        <li><a href="#">lorem ipsum</a>
        <ul>
        <li><a href="#">Lorem ipsum submenu 1</a></li>
        <li><a href="#">Lorem ipsum submenu 2</a></li>
        <li><a href="#">Lorem ipsum submenu 3</a></li>
        <li><a href="#">Lorem ipsum submenu 4</a></li>
        </ul>
        </li>
        <li><a href="#">Donec tincidunt laoreet</a></li>
        <li><a href="#">Vestibulum elit</a></li>
        <li><a href="#">Etiam pharetra</a></li>
        <li><a href="#">Phasellus placerat</a></li>
        <li><a href="#">Cras et nisi vitae odio</a></li>
        </ul>
        </div>

CSS

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.mini-menu{
    max-width: 250px;
    margin: 0px auto;
    font: normal 14px 'oswaldbook';
}
ul {
    margin:0;
    padding:0;
    text-align:left;
    list-style-image: url(images/menu-non-act.png);
    }
 
.mini-menu > ul {
    margin-bottom: 300px;
    border: 1px solid #e7e7e7;
   }
.mini-menu > ul > li > a {
    display: block; 
    outline: 0; 
    padding: .7em 1em;  
    text-decoration: none;  
    color:#C9C9C9;  
    font-weight: normal;    
    background: #f3f3f3;    
    border-bottom: 1px solid #e7e7e7;
}
.mini-menu > ul > li > a:hover{
    color:#43cae7;
    }
 
.mini-menu ul li:hover{list-style-image: url(images/menu-act.png);}
.mini-menu > ul > li > ul {
    counter-reset: items;
    height: 0;
    overflow: hidden;
    background: #eee;
    color: #777;
    font-size: .75em;
   }
.mini-menu > ul > li > ul > li{
    counter-increment: items;
    padding: .5em 1.3em;
    border-bottom: 1px solid #e7e7e7;
}
.mini-menu > ul > li > ul > li:hover{
    background: #ccc;
}
.mini-menu > ul > li > ul > li > a{
    color:#8f8f8f;
    text-decoration: none;
}
.mini-menu > ul > li > ul > li > a:hover{
    color:#43cae7;
    margin-left: 8px;
    }
.mini-menu > ul > li > ul > li > a:after{
    float: left;
    margin-right:4px;
}
.mini-menu > ul > li > ul:after {
    content: counter(items);
    font-size: 0.857em;
    display:inline-block;
    position: absolute;
    right: 10px;
    top: 15px;
    background: #e7e7e7;
    line-height: 1em;
    padding: .7em .8em;
    margin: -.9em 0 0 0;
    color: white;
    text-indent: 0;
    text-align: center;
    font-weight: 500;
    border-radius:.769em;}