diff --git a/client/src/css/seatmap.css b/client/src/css/seatmap.css
index 5ce2727..0018e6b 100644
--- a/client/src/css/seatmap.css
+++ b/client/src/css/seatmap.css
@@ -72,7 +72,10 @@ div.seatCharts-seat.unavailable {
   background-repeat: no-repeat;
   background-position: center center;
   background-size: 100% 100%, auto;
-  border: none;
+}
+
+div.seatCharts-seat.available, div.seatCharts-seat.unavailable {
+  border: 1px solid grey;
 }
 
 #JSCLegendInner select {