JSFiddle - React, Tailwind, and code Playground

HTML

<div class="div">
    <p>Paragraph 1</p>
    <p>Paragraph 2</p>
    <blockquote><p>Text blockquote</p></blockquote>
</div>

CSS

.div > p:first-child:first-letter
{
    font-size:40px;
}