diff --git a/src/css/y.css b/src/css/y.css
index 8230c06..6dc22d5 100644
--- a/src/css/y.css
+++ b/src/css/y.css
@@ -1,6 +1,6 @@
 html {
-    font-family: Georgia, serif;
-    font-size: 4.5mm;
+    font-family: Avenir, "Helvetica Neue", sans-serif;
+    font-size: 16px;
     line-height: calc(1ex/0.37); }
 #TOC {text-align: left;}
 html,body { margin: 0; padding: 0; border: 0; }