diff --git a/static/css/index.css b/static/css/index.css
index ecb7371..04f31cc 100644
--- a/static/css/index.css
+++ b/static/css/index.css
@@ -19,6 +19,7 @@ header p {
 .dark {
   background: #2b2b2b;
   color: #fff;
+  border-bottom: 1px solid #fff1;
 }
 
 .archive li {