diff --git a/static/main.css b/static/main.css
index c2aacab74..d1642400c 100644
--- a/static/main.css
+++ b/static/main.css
@@ -176,7 +176,7 @@ table {
 }
 
 td {
-    border: 1px solid #ddd;
+    border: 1px solid #555;
     padding: 0.5rem;
 }
 
@@ -266,6 +266,6 @@ td {
     }
 
     td {
-        border-color: #222;
+        border-color: #9f9f9f;
     }
 }