diff --git a/style.css b/style.css
index 05e698e..0156452 100644
--- a/style.css
+++ b/style.css
@@ -48,6 +48,12 @@ h1 {margin-top: 3vh;}
       'left middle right' 
 } 
 
+.middle {
+  grid-area: middle;
+  width: 90vw;
+  max-width: 15cm;
+}
+
 .middle-large {
   grid-area: middle;
   width: 80vw;