diff --git a/webui/style.css b/webui/style.css
index 19b6e59..12e242f 100644
--- a/webui/style.css
+++ b/webui/style.css
@@ -639,6 +639,14 @@ select {
   margin-top: 12px;
 }
 
+.empty-state {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+  min-height: 180px;
+}
+
 .viewer-empty-state {
   align-self: center;
   margin-top: var(--gap);