diff --git a/server/web/index.html b/server/web/index.html
index fbd6d96..420ae6b 100644
--- a/server/web/index.html
+++ b/server/web/index.html
@@ -962,6 +962,9 @@
             background-size: contain;
             filter: drop-shadow(2px 2px 3px rgba(0,0,0,0.6));
             transform-origin: 0 0;
+            /* SVG arrow tip is at (4,4) inside the 24x24 viewBox; shift overlay so the tip,
+               not the div's top-left, lands on the reported cursor position. */
+            transform: translate(-4px, -4px);
         }
         .cursor-overlay.active { display: block; }
         /* Input shortcut bar - below canvas, portrait mode only */