Update app.py

app.py

@@ -30,7 +30,7 @@ custom_css = """
 
 .example-gallery {
     display: grid;
-    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); /* 200px → 150px */
+    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); /* 200px → 150px */
     gap: 20px;
     padding: 20px;
 }