Crosshair:

CSGO-qks6R-YcLry-uxx2z-veE4C-QAweM

Mouse settings:

2.1 sensitivity
400 dpi
1 zoom sensitivity

Video settings:

1280x1080 stretched
Max brightness
Global Shadow Quality » Very Low
Model / Texture Detail » Low
Effect Detail » Low
Shader Detail » Low
Multicore Rendering » Enabled
Multisampling Anti-Aliasing Mode » None
FXAA Anti-Aliasing » Disabled
Texture Filtering Mode » Bilinear
Wait For Vertical Sync » Disabled
Motion Blur » Disabled