diff --git a/public/css/app.css b/public/css/app.css
index 5217e23..d5b7355 100644
--- a/public/css/app.css
+++ b/public/css/app.css
@@ -1,3 +1,13 @@
 svg {
 	border: 1px solid black;
 }
+
+svg circle {
+	transition: all 1s ease-in-out;
+	transform-origin: 50% 50%;
+}
+
+circle:hover {
+	fill:blue;
+	transform: scale(2);
+}