diff --git a/photo_tagger.py b/photo_tagger.py
index c34a856..e37d67c 100644
--- a/photo_tagger.py
+++ b/photo_tagger.py
@@ -4376,6 +4376,11 @@ class PhotoTagger:
         
         style = ttk.Style()
         canvas_bg_color = style.lookup('TFrame', 'background') or '#d9d9d9'
+        # Match auto-match UI: set gray background for left canvas and remove highlight border
+        try:
+            people_canvas.configure(bg=canvas_bg_color, highlightthickness=0)
+        except Exception:
+            pass
         faces_canvas = tk.Canvas(faces_frame, bg=canvas_bg_color, highlightthickness=0)
         faces_scrollbar = ttk.Scrollbar(faces_frame, orient="vertical", command=faces_canvas.yview)
         faces_inner = ttk.Frame(faces_canvas)
@@ -4684,17 +4689,28 @@ class PhotoTagger:
                 face_frame = ttk.Frame(tile)
                 face_frame.grid(row=0, column=0)
                 
-                canvas = tk.Canvas(face_frame, width=130, height=130, bg='white')
+                canvas = tk.Canvas(face_frame, width=130, height=130, bg=canvas_bg_color, highlightthickness=0)
                 canvas.grid(row=0, column=0)
                 if thumb is not None:
                     canvas.create_image(65, 65, image=thumb)
                 else:
                     canvas.create_text(65, 65, text="🖼️", fill="gray")
                 
-                # X button to unmatch face
-                x_btn = ttk.Button(face_frame, text="✖", width=2, 
-                                 command=lambda fid=face_id: unmatch_face(fid))
-                x_btn.place(x=110, y=5)  # Position in top-right corner
+                # X button to unmatch face - pin exactly to the canvas' top-right corner
+                x_canvas = tk.Canvas(face_frame, width=12, height=12, bg='red', 
+                                    highlightthickness=0, relief="flat")
+                x_canvas.create_text(6, 6, text="✖", fill="white", font=("Arial", 8, "bold"))
+                # Click handler
+                x_canvas.bind("<Button-1>", lambda e, fid=face_id: unmatch_face(fid))
+                # Hover highlight: change bg, show white outline, and hand cursor
+                x_canvas.bind("<Enter>", lambda e, c=x_canvas: c.configure(bg="#cc0000", highlightthickness=1, highlightbackground="white", cursor="hand2"))
+                x_canvas.bind("<Leave>", lambda e, c=x_canvas: c.configure(bg="red", highlightthickness=0, cursor=""))
+                # Anchor to the canvas' top-right regardless of layout/size
+                try:
+                    x_canvas.place(in_=canvas, relx=1.0, x=0, y=0, anchor='ne')
+                except Exception:
+                    # Fallback to absolute coords if relative placement fails
+                    x_canvas.place(x=118, y=0)
                 
                 ttk.Label(tile, text=f"ID {face_id}", foreground="gray").grid(row=1, column=0)