JSFiddle - React, Tailwind, and code Playground

HTML

<div class="test">
    <h1>Test</h1>
</div>
<div class="test">
    <h1>Test2</h1>
</div>
<div class="test">
    <h1>Test3</h1>
</div>

CSS

.test {
    display: none;
}

JavaScript

$(document).ready(function() {
    var headers = $(".test");
    if (headers.length > 1) {
        var header = headers.get(0);
        header.show();
    }
});