Update app.py

app.py

@@ -113,7 +113,7 @@ def catalog():
 
         .catalog {
             display: grid;
-            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
+            grid-template-columns: repeat(3, minmax(0, 1fr)); /* Three columns on all screens */
             gap: 20px;
             padding: 20px;
         }
@@ -150,10 +150,10 @@ def catalog():
             border: 1px solid #eee;
         }
 
-        /* Responsive adjustments */
+        /* Responsive adjustments (optional, for smaller screens if needed) */
         @media (max-width: 600px) {
             .catalog {
-                grid-template-columns: repeat(auto-fit, minmax(100%, 1fr)); /* One column on small screens */
+                grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); /* Adjust minmax for smaller items */
             }
         }
     </style>