diff --git a/ui/src/pages/Pivot.jsx b/ui/src/pages/Pivot.jsx
index b282e6c..9675fde 100644
--- a/ui/src/pages/Pivot.jsx
+++ b/ui/src/pages/Pivot.jsx
@@ -287,17 +287,8 @@ export default function Pivot({ source }) {
 
         {layoutMsg && <span className="text-xs text-green-600 ml-1">{layoutMsg}</span>}
 
-        {/* expand_depth test buttons */}
         <div className="ml-auto flex items-center gap-1">
-          <span className="text-xs text-gray-300">expand test:</span>
-          <button onClick={async () => {
-            const v = viewerRef.current; if (!v) return
-            const view = await v.getView()
-            const viewMethods = Object.getOwnPropertyNames(Object.getPrototypeOf(view))
-            console.log('view methods:', viewMethods)
-          }} className="text-xs border border-gray-200 rounded px-1.5 py-0.5 text-gray-500 hover:border-gray-400">
-            log
-          </button>
+          <span className="text-xs text-gray-400">depth:</span>
           {[0, 1, 2, 3].map(d => (
             <button key={d} onClick={async () => {
               const v = viewerRef.current; if (!v) return
@@ -305,7 +296,7 @@ export default function Pivot({ source }) {
               await view.set_depth(d)
               const p = await v.getPlugin()
               await p.draw(view)
-            }} className="text-xs border border-gray-200 rounded px-1.5 py-0.5 text-gray-500 hover:border-gray-400">
+            }} className="text-xs border border-gray-200 rounded px-1.5 py-0.5 text-gray-500 hover:border-gray-400 hover:border-gray-400">
               {d}
             </button>
           ))}