JSFiddle - React, Tailwind, and code Playground

HTML

<input type="checkbox" name="toggle" id="menu" class="toggLeMenu">
<div id="two"></div>

CSS

div {
  background: red;
  width: 200px;
  height: 200px;
}
input.toggLeMenu:checked + div {
  background: #000;
  color: #fff;
}