diff --git a/css/screen.css b/css/screen.css
index 47032f4..0125de1 100644
--- a/css/screen.css
+++ b/css/screen.css
@@ -576,7 +576,7 @@ div.ex2-1-9 {
 	top: 0;
 	text-indent: 0;
 	font-size: 0.8333em;
-	line-height:1.8;
+	line-height: 1.65007; /* 1.375em / 0.8333em */
 }
 
 .ex2-3-2i {