JSFiddle - React, Tailwind, and code Playground

HTML

<div id="show_height">Waiting...</div>

CSS

#show_height{
    height: 100px;
    width: 100px;
    border: 1px solid grey;    
}

JavaScript

$(window).resize(function (){
    var new_height;
    new_height = $(window).height();
    $('#show_height').html(new_height);
});