V4lia Crosshair
(copy and paste into your console)

cl_crosshairalpha 99999; cl_crosshaircolor 0; cl_crosshairdot 0; cl_crosshairgap -3; cl_crosshairsize 3; cl_crosshairstyle 1; cl_crosshairusealpha 1; cl_crosshairthickness 1; cl_crosshair_sniper_width 1; cl_crosshair_drawoutline 0;