Update static/index.html

static/index.html

@@ -63,7 +63,11 @@
     background:#0d1a36; border:1px solid #2a395f;
     transition:left .28s ease;
   }
-  #panel.min + #toggle{ left:16px; }
+  #panel.min + #toggle{ 
+    left:16px; 
+    opacity:0.4;
+    filter:grayscale(40%);
+  }
 
   #saveState{position:fixed; bottom:12px; left:calc(var(--panelW) + 12px); font-size:.8rem; border-radius:999px; padding:6px 10px; opacity:.9; z-index:4; transition:left .28s ease}
   #panel.min ~ #stage #saveState, #panel.min ~ #saveState { left:28px; }