JSFiddle - React, Tailwind, and code Playground

HTML

<a href="#">button1</a>
    <a href="#">button2</a>
    <a href="#">button3</a>
    <a href="#">button4</a>
    <a href="#">button5</a>
    <div class="baП">box1</div>
    <div class="baЫ">box2</div>
    <div class="baЧ">box3</div>
    <div class="baУ">box4</div>
    <div class="baЙ">box5</div>

CSS

.bar{
    display: none;
    width: 100px; height: 50px;
    background-color: orange;
}

JavaScript

$('').click(function(){$('.bar1').eq($(this).index()).toggle().siblings('.bar1').hide()})