diff --git a/doc/en/_templates/style.html b/doc/en/_templates/style.html
index a9f0933dc..400cb75ff 100644
--- a/doc/en/_templates/style.html
+++ b/doc/en/_templates/style.html
@@ -1,4 +1,7 @@
 <style>
     ul {list-style: none;}
-    li {margin: 5px 0};
+    li {margin: 0.4em 0;}
+    @media (min-width: 46em) {
+        #features {width: 50%;}
+    }
 </style>