JSFiddle - React, Tailwind, and code Playground

HTML

<ol>
    <li>First line</li>
    <li>Second line</li>
</ol>

CSS

ol {
    counter-reset: my-badass-counter;
}
ol li:before {
    content: counter(my-badass-counter, upper-alpha);
    counter-increment: my-badass-counter;
    margin-right: 5px;
    font-weight: bold;
}