JSFiddle - React, Tailwind, and code Playground

HTML

<div id="sitemap">
    <ul id="productsitemap">
        <li>JEWELLERY
            <ul>
                <li>Lucky Eye</li>
                <li>Cross</li>
                <li>Pendant</li>
                <li>Pin</li>
                <li>Ring</li>
                <li>Earrings</li>
                <li>Necklace</li>
                <li>Brooch</li>
                <li>Bracelet</li>
            </ul>
        </li>
        <li>ENGAGEMENT-WEDDING
            <ul>
                <li>Ring</li>
                <li>Pendant</li>
                <li>Earrings</li>
                <li>Cross</li>
                <li>Wedding Wreaths</li>
                <li>Lucky Eye</li>
            </ul>
        </li>
        <li>BABY GIFTS
            <ul>
                <li>Ring</li>
                <li>Pendant</li>
                <li>Earrings</li>
                <li>Cross</li>
                <li>Wedding Wreaths</li>
                <li>Lucky Eye</li>
            </ul>
        </li>
        <li>MEN
            <ul>
                <li>Ring</li>
                <li>Pendant</li>
                <li>Earrings</li>
                <li>Cross</li>
                <li>Wedding Wreaths</li>
                <li>Lucky Eye</li>
            </ul>
        </li>
        <li>WATCHES
            <ul>
                <li>Men's Watch</li>
            </ul>
        </li>
        <li>GIFTS
            <ul>
                <li>Larnax</li>
                <li>Cup</li>
                <li>Wedding Wreaths</li>
                <li>Bowl</li>
                <li>Vase</li>
                <li>Ship</li>
                <li>Pacifier holder</li>
                <li>Calyx</li>
                <li>Charm for cars</li>
                <li>Frame</li>
                <li>Kid's Set</li>
                <li>Christmas</li>
            </ul>
        </li>
        <li>EXCLUSIVE
            <ul>
                <li>Ring</li>
                <li>Pendant</li>
                <li>Earrings</li>
                <li>Cross</li>
            ...

CSS

#sitemap {
    font-size: 14px;
    font-weight: bold;
}
#sitemap ul li {
    margin-left: 25px;
    margin-top: 5px;
    margin-right: 0px;
    margin-bottom: 10px;
}
#sitemap ul ul li {
    margin-top: 5px;
    margin-right: 0px;
    margin-bottom: 5px;
}
#sitemap ul ul li a:hover {
    text-decoration: underline;
}
#sitemap ul ul li {
    font-size: 13px;
    font-weight: normal;
}
#contentsitemap {
    float: left;
    width: 250px;
}
#productsitemap {
    width: 600px;
    float: left;
    border-left-width: 1px;
    border-left-style: dotted;
    border-left-color: rgba(204, 204, 204, 1);
    padding-left: 20px;
}
#productsitemap ul li {
    /*	float:left;
	width:25%;*/
}