hello guys am having trouble from accessing images directly from link on the server, I checked the permissions for all the directories even the images it's self has 755 permission the webpage opens like charming but when I access the image directly like link directly it gives 403 error with no permissions to access the resource 

here are some links for the images am trying to access : 

<https://strongestcard.com/img/offer_photo/022e9691c5ba65d23cbf27a53f83163e.jpg>

<https://www.strongestcard.com/img/offer_photo/12113835-2.jpg> 

<https://www.strongestcard.com/img/offer_photo/16679.jpg>

the website loads fine with no error and the images load fine on the pages but when i but the links giving me the error? 

Note : htaccess file exist and working 

Solution 
i had this line inside the htaccess file 

RewriteRule .\*.(jpg|jpeg|gif|png|bmp)$ - [F,NC]

Changed The letter F to R in [F,NC] to [R,NC]

THANKS TO Quentin .