JSFiddle - React, Tailwind, and code Playground

by maremp

HTML

<span att="simple-attribute-name"><p>First span text</p></span>
<span att="simpleattributename"><p>Second span text</p></span>

CSS

span[att|="simple"] {
    color: red;
}

span[att^="simple"] {
    font-weight: bold;
}