JSFiddle - React, Tailwind, and code Playground

HTML

<h1><span>Lorem ipsum dolor sit amet consectetur adipiscing elit.</span></h1>

CSS

h1{
    color: white;
    text-transform: uppercase;
    font-family: sans-serif;
    font-size: 34px;
    line-height: 84px;
    border-left: 10px solid black;
    padding: 8px 0 7px 0;
}

h1 span{
    white-space: pre-wrap;
    background: black;
    padding: 10px 10px 10px 0px;
}