CS2:
Res - 1280 x 960 (4:3)
sensitivity - 1.25 in-game, 800dpi
Crosshair (straight to console): cl_crosshairalpha "255";cl_crosshaircolor "1";cl_crosshaircolor_b "255";cl_crosshaircolor_r "255";cl_crosshaircolor_g "255";cl_crosshairdot "0";cl_crosshairgap "-4";cl_crosshairsize "1";cl_crosshairstyle "4";cl_crosshairusealpha "1";cl_crosshairthickness "1";cl_fixedcrosshairgap "-3";cl_crosshair_outlinethickness "1";cl_crosshair_drawoutline "0";


A little bit about setup:
Mouse - Logitech G Pro Wireless Superlight Red
Mousepad - Qck+
Headphones - HyperX Cloud III
Keyboard - Wooting 80HE
Monitor - Acer Nitro XF2 240hz