JSFiddle - React, Tailwind, and code Playground

HTML

<div id="link-31" class="link">link-31</div>
<h1 id="row-31" class="row">row-31</h1>

<div id="link-32" class="link">link-32</div>
<h1 id="row-32" class="row">row-32</h1>

JavaScript

$(document).on('click', function(e) {
    $('.row').css({
        backgroundColor: "",
        border: ""
    });

    if ($(e.target).hasClass('link')) {
        var id = $(e.target).attr('id').replace('link-', '');
        $('#row-' + id).css({
            backgroundColor: "#B3B3FF",
            border: "#0000FF"
        });
    }
});