u/Fit-Coffee-9901

i know the quality of the pic is quite bad but i used the mouse for reference,i have black bars on all 4 sides of te monitor more noticeable on the left and right side,i can hide the mouse behind them in the right and bottom side but not on the top or left,idk if im tripping or they were always there monitor is MSI mag 275QF,it doesn't have more than 4 months,all resolution settings are set properly,drivers are up to date,help?.