JSFiddle - React, Tailwind, and code Playground

HTML

<a id="create">Create Link</a>
<ul id="tabs">
</ul>

CSS

#tabs li {
    color:black;   
}

JavaScript

$(function() {

    $("<style type='text/css'> #tabs li.selected{ color:blue;}</style>").appendTo("head");
    
    $('#create').click(function() {
        var li = $('<li>Test</li>');
        $('#tabs').append(li);
    });

    $('#tabs').delegate('li', 'click', function() {
        $(this).toggleClass('selected');
    });

});