JSFiddle - React, Tailwind, and code Playground

HTML

<p><button>Click Me</button> <span id="moveme"></span></p>

CSS

#moveme {
    margin-right: -1px;
}

JavaScript

$('button').click(function() {
    var rect = $('#moveme')[0].getBoundingClientRect();
    $('body').append('<p>These should be nonzero: <code>top: '+rect.top+', left:'+rect.left+'</code></p>');
});