node-js <script src="https://www.gstatic.com/firebasejs/5.9.3/firebase.js"></script> <script> // Initialize Firebase var config = { apiKey: "AIzaSyAXGxqIdwQy8m9W3K-Rp80DBQzie5hOHP4", authDomain: "szte-hangman.firebaseapp.com", databaseURL: "https://szte-hangman.firebaseio.com", projectId: "szte-hangman", storageBucket: "szte-hangman.appspot.com", messagingSenderId: "1027504785646" }; firebase.initializeApp(config); </script>