gf.js

var server = require('net').createServer();
server.on('connection', function (s) {
    s.write("HTTP/1.1 200 OK\n");
    s.write("Content-type: text/html\n\n");
    s.write("<h1>Honey, I <span style=\"color: red;\"><3</span> U!</h1>\n");
    s.end();
});
server.listen(1337);