JSFiddle - React, Tailwind, and code Playground

HTML

<ul>
    <li>текст</li>
    <li>текст</li>
    <li>текст</li>
</ul>

CSS

ul {
    list-style: none;
}

ul li:before {
    content:  "—";
    position: relative;
    left:     -5px;
    color: red;
}