xmonad.hs:118:59: warning: [-Woverflowed-literals]
    Literal -20 is out of the GHC.Word.Word32 range 0..4294967295
    |
118 |     , ("M-M1-h",          withFocused (keysResizeWindow (-20,0) (0,0)))
    |                                                           ^^

xmonad.hs:120:61: warning: [-Woverflowed-literals]
    Literal -20 is out of the GHC.Word.Word32 range 0..4294967295
    |
120 |     , ("M-M1-j",          withFocused (keysResizeWindow (0,-20) (0,0)))
    |                                                             ^^

xmonad.hs:124:59: warning: [-Woverflowed-literals]
    Literal -20 is out of the GHC.Word.Word32 range 0..4294967295
    |
124 |     , ("M-C-j",           withFocused (keysMoveWindow (0,-20)))
    |                                                           ^^

xmonad.hs:125:57: warning: [-Woverflowed-literals]
    Literal -20 is out of the GHC.Word.Word32 range 0..4294967295
    |
125 |     , ("M-C-h",           withFocused (keysMoveWindow (-20,0)))
    |                                                         ^^