diff --git a/stylesheets/style.css b/stylesheets/style.css
index 4a090f33..bef69cca 100644
--- a/stylesheets/style.css
+++ b/stylesheets/style.css
@@ -575,6 +575,13 @@ div.post div.body {
   white-space: pre-wrap;
 }
 
+div.post div.body:before {
+  content: "";
+  width: 18ch;
+  display: block;
+  overflow: hidden;
+}
+
 div.post.reply.highlighted {
   background: #D6BAD0;
 }