JSFiddle - React, Tailwind, and code Playground

HTML

<p class="p1">
    Highlighting the text<br />
    like this <br />
    using just CSS <br />
    is harder <br />
    than it looks.
</p>      
<br /><br />
<p class="p2">
    Highlighting the text<br />
    like this <br />
    using just CSS <br />
    is harder <br />
    than it looks.
</p>

CSS

p.p1{display: inline; background: yellow; padding: 5px;}
p.p2{display: inline; background: yellow; border: 5px solid yellow;}