mazeWidth, mazeHeight = 35, 35
cellSize = 20

startPos = (0, 0)
endPos = (mazeWidth - 1, mazeHeight - 1)

scrWidth, scrHeight = mazeWidth * cellSize, mazeHeight * cellSize
scr = None

RED     = (255, 0, 0)
YELLOW  = (255, 255, 0)
GREEN   = (0, 255, 0)
BLUE    = (0, 0, 255)
CYAN    = (0, 255, 255) 
WHITE   = (255, 255, 255)
BLACK   = (0, 0, 0)