1 files changed, 1 insertions, 0 deletions

diff --git a/preview.css b/preview.css
index 20561fd..f6223ec 100644
--- a/preview.css
+++ b/preview.css
@@ -1,3 +1,4 @@
+/* US letter size paper */
 html {
 	width: 8.5in;
 	height: 11in;