JSFiddle - React, Tailwind, and code Playground

by JAAulde

HTML

<label class="description" for="element_1">Email Address </label>
<div>
    <input id="element_1" name="email" class="element text medium" type="text"/> 
    <div class="field_error">form.email.errors</div>
</div>

CSS

.field_error{color:red;}
.red_border{border:1px solid red;}

JavaScript

$( '.field_error' ).siblings().addClass( 'red_border' );