JSFiddle - React, Tailwind, and code Playground

HTML

<form>
<input type="radio"  value="I understand and agree to the rules of the Turning Points Essay Contest (you must agree to proceed with registration)" name="consent"><label>I understand and agree to the rules of the Turning Points Essay Contest (you must agree to proceed with registration)</label>
   <br /> <input type="radio" name="consent" value="No, I do not agree with the rules of the Turning Points Essay Contest"><label>No, I do not understand</label>
    <div class="button">button</div>
    </form>

CSS

form>input[value='I understand and agree to the rules of the Turning Points Essay Contest (you must agree to proceed with registration)']:checked ~ .button {
    display: none;
}