import pygame

class mainWindow(object):
    def __init__(self, width, height, kastenW, kastenH, color):
        self.width = width
        self.height = height
        self.kastenW = kastenW
        self.kastenH = kastenH
        self.color = color

    def run(self):
        window = pygame.display.set_mode((self.width, self.height))
        window.fill((0, 0, 0))
        pygame.draw.rect(window, self.color, (10, 10, self.kastenW, self.kastenH))
        pygame.display.update()