diff --git a/_sass/_code.scss b/_sass/_code.scss
index 2ab23e7..0ec646e 100644
--- a/_sass/_code.scss
+++ b/_sass/_code.scss
@@ -7,6 +7,11 @@
   overflow: auto;
   margin: 1em -1em;
 }
+
+div.highlight {
+  display: grid;
+}
+
 .highlight .c { color: #999988; font-style: italic } /* Comment */
 .highlight .err { color: #a61717; background-color: #e3d2d2 } /* Error */
 .highlight .k { font-weight: bold } /* Keyword */