diff --git a/_layouts/default.html b/_layouts/default.html
index 43c79d9..75987b6 100644
--- a/_layouts/default.html
+++ b/_layouts/default.html
@@ -11,7 +11,7 @@
 {% include relBase.html %}
 <meta name="viewport" content="width=device-width, initial-scale=1, user-scalable=yes" />
 <link rel="stylesheet" href="{{ relBase }}/assets/css/all.min.css" />
-<link rel="stylesheet" href="{{ relBase }}/assets/css/colors.css" />
+<link rel="stylesheet" href="{{ relBase }}/assets/css/colors-20200911.css" />
 <link rel="stylesheet" href="{{ relBase }}/assets/css/main-20200911.css" />
 <link rel="apple-touch-icon" href="{{ site.url }}/apple-touch-icon.png">
 <link rel="icon" type="image/png" href="{{ site.url }}/touch-icon.png" sizes="192x192">
diff --git a/assets/css/colors.css b/assets/css/colors-20200911.css
similarity index 100%
rename from assets/css/colors.css
rename to assets/css/colors-20200911.css