Finished

index.js

@@ -1,5 +1,54 @@
 (function() {
   'use strict';
 
-  // YOUR CODE HERE
+/* RED LIGHT */
+
+let stop = document.getElementById("stopButton");
+let red = document.getElementById('stopLight');
+let enterExitStop = document.getElementById("stopButton");
+
+
+enterExitStop.addEventListener('mouseenter', function() {
+    console.log("Entered Stop button");
+});
+enterExitStop.addEventListener('mouseleave', function() {
+    console.log("Left Stop button");
+});
+
+stop.addEventListener('click', function() {
+    red.classList.toggle('stop');
+});
+
+/* ORANGE LIGHT */
+
+let slow = document.getElementById("slowButton");
+let orange = document.getElementById('slowLight');
+let enterExitSlow = document.getElementById("slowButton");
+
+enterExitSlow.addEventListener('mouseenter', function() {
+    console.log("Entered Slow button");
+});
+enterExitSlow.addEventListener('mouseleave', function() {
+    console.log("Left Slow button");
+});
+slow.addEventListener('click', function() {
+    orange.classList.toggle('slow');
+});
+
+/* GREEN LIGHT */
+
+let go = document.getElementById("goButton");
+let green = document.getElementById('goLight');
+let enterExitGo = document.getElementById("goButton");
+
+enterExitGo.addEventListener('mouseenter', function() {
+    console.log("Entered Go button");
+});
+enterExitGo.addEventListener('mouseleave', function() {
+    console.log("Left Go button");
+});
+go.addEventListener('click', function() {
+    green.classList.toggle('go');
+});
+
 })();