JSFiddle - React, Tailwind, and code Playground

HTML

<div class="container">
    <div class="info">Anglais</div>
    <div class="info">Espagnol</div>
    <div class="info">Arabe</div>
</div>


    <div class="flag"></div>
    <div class="flag"></div>
    <div class="flag"></div>

CSS

.container {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 0;
}
.flag {
    height: 100px;
    width: 100px;
    background-color: red;
    display: inline-block;
    position: relative;
    z-index: 10000;
}

.info {
    height: 100px;
    width: 100px;
    margin: 2px;
    background-color: yellow;
    display: inline-block;
}

JavaScript

$(function ($) {
    $('.flag').on('click', function (e) {
        $(this).animate({
            opacity: 0.50,
            left: '+=100px'
        }, 1000, function () {
            alert('animation terminée');
            $(this).css({
                opacity: 1, left: 0
            });
        });
    });
})