diff --git a/resources/public/css/spinner.css b/resources/public/css/spinner.css
index ffc7daa..66bc787 100644
--- a/resources/public/css/spinner.css
+++ b/resources/public/css/spinner.css
@@ -1,3 +1,9 @@
+/*
+ * Cribbed from http://tobiasahlin.com/spinkit/
+ * (source here https://github.com/tobiasahlin/SpinKit)
+ * Thanks Tobias!
+ */
+
 .sk-fading-circle {
   margin: 100px auto;
   width: 40px;