JSFiddle - React, Tailwind, and code Playground

HTML

<span class="email">[email protected]</span>

CSS

span.email {
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}