diff --git a/serverNode/requirements.txt b/serverNode/requirements.txt
new file mode 100644
index 0000000..17e33d4
--- /dev/null
+++ b/serverNode/requirements.txt
@@ -0,0 +1,4 @@
+flask
+flask_restful
+flask_cors
+
diff --git a/webInterface/parking.css b/webInterface/parking.css
index 6a05587..08597b5 100644
--- a/webInterface/parking.css
+++ b/webInterface/parking.css
@@ -15,7 +15,7 @@ table, th, td {
 }
 
 .empty {
-	background-color: grey;
+	background-color: green;
     content: url("car.png");
 	height: 140px;
 	margin: auto;