diff --git a/src/themes/dark.styl b/src/themes/dark.styl
index ff0bd783d..bc0f771a8 100644
--- a/src/themes/dark.styl
+++ b/src/themes/dark.styl
@@ -121,6 +121,9 @@ body
   position relative
   word-wrap normal
 
+.markdown-section tr:nth-child(2n)
+    background-color #282828
+
 /* code highlight */
 .token.comment, .token.prolog, .token.doctype, .token.cdata
   color #8e908c