diff --git a/css/main.css b/css/main.css
index 39c6fdb..88b21ed 100644
--- a/css/main.css
+++ b/css/main.css
@@ -313,6 +313,7 @@ body {
 
 .reveal .roll {
     display: inline-block;
+    line-height: 1.2;
     overflow: hidden;
 
     vertical-align: top;