Update file layout.html

wiki/layout.html

@@ -71,7 +71,7 @@
         background-color: #ffffff;
         padding: 20px;
         box-shadow: 2px 0 5px rgba(0,0,0,0.1);
-        border-radius: 5px;
+        border-radius: 20px;
         overflow-y: auto; /* Enable vertical scrolling if content exceeds height */
       }
       .sidebar ul {