Update github-markdown.css

joshuafcole · web-flow · commit 0694d90c7362 · 2016-08-04T12:16:32.000-07:00
diff --git a/github-markdown.css b/github-markdown.css
@@ -13,6 +13,7 @@ body {
   line-height: 1.5;
   word-wrap: break-word;
   max-width: 980px;
+  margin: auto;
 }
 
 .pl-c {
