app.js

    var express = require('express');
    var app = express();
    var path = require('path');

    //Env for Heroku (dyanmically adjusted)
    var port = process.env.PORT || 8080;

    // viewed at http://localhost:8080
    app.get('/', function(req, res) {
        res.sendFile(path.join(__dirname + '/index.html'));
    });

    //dynamically toggle to port 
    app.listen(port);

    //log if server is on 
    console.log('Application loade successfully and hosted on' +port);