i want to locate an image according to the mouse position

[rachidel07]

i want to to locate an image on screen by "Pyautogui.locateOnScreen" but i want the region depend to the mouse. for example if the mouse in position x,y so i want to locate on screen from this x,y position .
another example: this is the code for locate-onscreen in a region: region=(100,100,100,100) what i want like this region=(my mouse position, Width , height).
image to explain more :

this is my code

import pyautogui
import time

time.sleep(5)

while 1:
    img = pyautogui.locateOnScreen('test.png',confidence=0.8,region=(280,284,261,228))
    if img:

        pyautogui.moveTo(img)
        time.sleep(2)
        pyautogui.moveRel(-196, 5)
       # pyautogui.locateOnScreen(here where i want add the region who depends on the mouse position ) )

    else:
        
        print ('non')