simple web server with http and http-status-code in nodeJS

server.js

// npm init
// npm i http -S
// npm i http-status-codes -S



const port = 9000;

const http = require('http');
const httpStatus = require('http-status-codes');

// app server
app = http.createServer((req, res) => {
    console.log('Received an incoming request');
    res.writeHead(httpStatus.OK, {
        'Content-Type': 'text/html'
    });

    let resMessage = `
    <style>
        h1{
            display: flex;
            align-items: center;
            justify-content: center;
        }
    </style>
    <h1>Hello Node server</h1>`;
    res.write(resMessage);
    res.end();
    console.log(`sent a response: ${resMessage}`);
});

// run server
app.listen(port);
console.log(`server is active: ${port}`);