JSFiddle - React, Tailwind, and code Playground

HTML

<div id="servicenext"><a href="#nav2"><p class="four">next</p></a>
    
    
    <div id="nav2">I am nav2!</div>

CSS

.active { color: red}

JavaScript

$('#servicenext a').click(function(){
     $($(this).attr("href")).addClass('active');
});