diff --git a/apps/client/src/ee/base/styles/grid.module.css b/apps/client/src/ee/base/styles/grid.module.css
index 262c1ad66..3a1fd942e 100644
--- a/apps/client/src/ee/base/styles/grid.module.css
+++ b/apps/client/src/ee/base/styles/grid.module.css
@@ -236,6 +236,12 @@
   padding: 0;
 }
 
+.cellFocused {
+  outline: 2px solid var(--mantine-color-blue-5);
+  outline-offset: -2px;
+  z-index: 1;
+}
+
 .cellContent {
   flex: 1;
   min-width: 0;