JSFiddle - React, Tailwind, and code Playground

HTML

<div>
    Hello
</div>

CSS

div {
    position: relative;   
    color: #0f0;
    font-size: 28px;
}

div:before {
    content: "Hello";
    height: 50%; 
    position: absolute;
    color: #f00;
    overflow: hidden;   
}