Section "Monitor"
    Identifier      "eDP1"
    Modeline        "1600x900_60.00"  118.25  1600 1696 1856 2112  900 903 908 934  -hsync +vsync
EndSection
Section "Screen"
    Identifier      "Primary Screen"
    SubSection "Display"
        Modes   "1600x900_60.00"
    EndSubSection
EndSection