diff --git a/.env.template b/.env.template
index fcd8b16..b9a1836 100644
--- a/.env.template
+++ b/.env.template
@@ -1,3 +1,3 @@
 VITE_API_URL=https://api.example.com
 VITE_TITLE=Title
-VITE_CSS_VAR=https://example.com/path/to/vars.css
+VITE_CSS_VAR=https://example.com/path/to/vars # automatically add `.{light,dark}.css`