JSFiddle - React, Tailwind, and code Playground
by karim79
HTML
<label for="termsCheckbox">Hello </label><input type="checkbox" id="termsCheckbox"/>
CSS
.terms_error { background-color:#00FF00; }
JavaScript
$("#termsCheckbox").change(function() {
// class will be removed if checked="checked"
// otherwise will be added
$('label').toggleClass("terms_error", !this.checked);
}).change(); // set initial state