JSFiddle - React, Tailwind, and code Playground
HTML
<div id="container" class="main"></div>
CSS
.main {
width: 500px;
height: 300px;
border: 1px solid blue;
}
JavaScript
document.getElementById('container').className = '';
<div id="container" class="main"></div>
.main {
width: 500px;
height: 300px;
border: 1px solid blue;
}
document.getElementById('container').className = '';