JSFiddle - React, Tailwind, and code Playground

HTML

<div class="mydiv"></div>
<button type="button">Toggle class</button>

SCSS

.mydiv {
    display: inline-block;
    width: 100px;
    height: 50px;
    background-color: red;

    -moz-transform: translateY(0);
    -ms-transform: translateY(0);
    -o-transform: translateY(0);
    -webkit-transform: translateY(0);
    transform: translateY(0);
    -moz-transition: transform 0.6s ease-out;
    -o-transition: transform 0.6s ease-out; 
    -webkit-transition: transform 0.6s ease-out;
    transition: transform 0.6s ease-out;

    &.added-class {
        -moz-transform: translateY(100%);
        -ms-transform: translateY(100%);
        -o-transform: translateY(100%);
        -webkit-transform: translateY(100%);
        transform: translateY(100%);
    }
}

JavaScript

$('button').on('click', function() {
	$('.mydiv').toggleClass('added-class');
});