Nothing-
cl_crosshairalpha 200; cl_crosshaircolor 2; cl_crosshairdot 0; cl_crosshairgap -3; cl_crosshairsize 2; cl_crosshairstyle 4; cl_crosshairusealpha 1; cl_crosshairthickness 1; cl_crosshair_drawoutline 0; cl_crosshaircolor_b 50; cl_crosshaircolor_r 250; cl_crosshaircolor_g 250;