const http = require('http');

http.createServer(function (request, response) {
    response.setHeader(
        'Content-Type',
        'text/html; charset=utf-8;'
    );

    if (request.url === '/home' || request.url === '/') {
        response.write('<h2>Home</h2>');
    } else if (request.url == '/about') {
        response.write('<h2>About</h2>');
    } else if (request.url == '/contact') {
        response.write('<h2>Contacts</h2>');
    } else {
        response.write('<h2>Not found</h2>');
    }
    response.end();
}).listen(3000);