JSFiddle - React, Tailwind, and code Playground

HTML

<button id="some_id">Hide div</button>

<form id="some_form">
    <input type="submit" value="submit" />
<form>

JavaScript

var theButton = document.getElementById('some_id');

    theButton.onclick = function() { 
        document.getElementById('some_form').style.visibility='hidden';   
    }