Update pages/7_Unstructured_data.py

pages/7_Unstructured_data.py

@@ -646,14 +646,14 @@ if file_type == "VIDEO🎥":
         - **`cv2.imshow()`**: As it is not creating pop-up window ,it internally calls the namedWindow() where we can create our own pop-up window
         - **`cv2.waitKey()`**: It internally creates a po-up window and for that window it is going to add delay 
         
-            Waits for a key event for a specified amount of time (in milliseconds). It returns the ASCII value of the key pressed.
+        - Waits for a key event for a specified amount of time (in milliseconds). It returns the ASCII value of the key pressed.
             
-            If 0 is passed, it waits indefinitely until a key is pressed.
+        -If 0 is passed, it waits indefinitely until a key is pressed.
         - **`cv2.destroyAllWindows()`**: Closes all OpenCV windows that were opened during the program's execution.
         - **`cv2.MouseCallBack()`**: It is a technique where we can make lot of things automated
         - **`cv2.SetMouseCallBack()`**:It will be automatically activated when we hover the mouse inside pop-up window.
 
-            It is going to call user-defined function which tracks the events of mouse 
+        -It is going to call user-defined function which tracks the events of mouse 
         - It contains 5 parameters
         - **5 parameters:**
         - def fun(event,x,yflags,param):