diff --git a/background.py b/background.py
new file mode 100644
index 0000000..4ffa496
--- /dev/null
+++ b/background.py
@@ -0,0 +1,25 @@
+import pygame
+import pygame.locals
+import sys
+import os
+
+import config
+
+# import window
+class Background(object):
+    def __init__(self, background, DSS, speed = 0):
+        self.background = background
+        self.x_coordinate = 0
+        self.speed = speed
+        self.DSS = DSS
+
+    def draw_static_background(self):
+        slef.speed = 0
+        pass
+
+    def draw_dynamic_background(self):
+        rel_x = self.x_coordinate % (self.background).get_rect().width
+        (self.DSS).blit((self.background), (rel_x - (self.background).get_rect().width, 0))
+        if rel_x < config.window_width:
+            (self.DSS).blit((self.background), (rel_x, 0))
+        self.x_coordinate -= self.speed
diff --git a/buttons.py b/buttons.py
new file mode 100644
index 0000000..2fe38f8
--- /dev/null
+++ b/buttons.py
@@ -0,0 +1,11 @@
+import pygame
+import pygame.locals
+import sys
+import os
+
+# Принимает нажатия любых клавиш
+def events():
+    for event in pygame.event.get():
+        if event.type == pygame.QUIT:
+            pygame.quit()
+            sys.exit()
diff --git a/config.py b/config.py
new file mode 100644
index 0000000..e859b2c
--- /dev/null
+++ b/config.py
@@ -0,0 +1,88 @@
+import os
+import sys
+import pygame
+
+FPS = 120
+
+# define display surface
+window_width = 1120
+window_high = 800
+window_size = (window_width, window_high)
+area = window_high*window_width
+
+
+# Hero parametrs
+hero_start_HP = 100
+hero_start_x = 500
+hero_start_y = 400
+hero_speed = 5
+hero_bullet_damage = 50
+hero_taran_damage = 50
+hero_frames_per_bullet = 20
+
+
+#Enemy parametrs
+enemy_frames_per_bullet = 40
+enemy_speed = 0.5
+enemy_random_y = 100  # Размер отступа от краёв экрана, где не сможетпоявляться враг
+enemy_delt_coord = 100  # Расстояние между врагами при их создании
+enemy_bullet_indent = 6  # Расстояние от координаты врага до координаты создания его патрона
+enemy_trajectory_amplitude = 0  # Характеристики траетрории врагов, 0 - если нужно случайное поведение
+enemy_trajectory_phase = 0
+enemy_trajectory_frequency = 0
+enemy_taran_damage = 50
+enemy_bullet_damage = 25
+enemy_start_HP = 100
+
+#Common parametrs
+frames_update = 5
+image_size = 15  # Размер спрайта персонажей
+move_right = 1
+move_left = -1
+impact_parameter = 5  # Прицельный параметр - дельта на которой происходит столкновение
+bullet_speed = 8
+
+
+
+# background speed
+level = 2
+
+# paths
+resource_path = os.path.abspath("resources")  # The resource folder path
+image_path = os.path.join(resource_path, 'images')  # The image folder path
+
+# upload images and sprites
+bullet_sprites = [pygame.image.load(os.path.join(image_path, 'bullet.png'))]
+
+# спрайты взрыва участников
+sprites_death = [pygame.image.load(os.path.join(image_path, 'boom0.png')),
+                 pygame.image.load(os.path.join(image_path, 'boom1.png')),
+                 pygame.image.load(os.path.join(image_path, 'boom2.png')),
+                 pygame.image.load(os.path.join(image_path, 'boom3.png')),
+                 pygame.image.load(os.path.join(image_path, 'boom4.png'))]
+
+# Главный герой
+player_sprites = [pygame.image.load(os.path.join(image_path, 'spacecraft0.png')),
+                  pygame.image.load(os.path.join(image_path, 'spacecraft1.png')),
+                  pygame.image.load(os.path.join(image_path, 'spacecraft2.png')),
+                  pygame.image.load(os.path.join(image_path, 'spacecraft3.png')),
+                  pygame.image.load(os.path.join(image_path, 'spacecraft4.png')),
+                  pygame.image.load(os.path.join(image_path, 'spacecraft5.png')),
+                  pygame.image.load(os.path.join(image_path, 'spacecraft6.png')),
+                  pygame.image.load(os.path.join(image_path, 'spacecraft7.png')),
+                  pygame.image.load(os.path.join(image_path, 'spacecraft8.png')),
+                  pygame.image.load(os.path.join(image_path, 'spacecraft9.png')),
+                  pygame.image.load(os.path.join(image_path, 'spacecraft10.png')),
+                  pygame.image.load(os.path.join(image_path, 'spacecraft11.png')),
+                  pygame.image.load(os.path.join(image_path, 'spacecraft12.png')),
+                  pygame.image.load(os.path.join(image_path, 'spacecraft13.png'))]
+
+# Спрайты врагов быстрого типа
+fast_ship_sprites = [pygame.image.load(os.path.join(image_path, 'enemy/fast_ship0.png')),
+                     pygame.image.load(os.path.join(image_path, 'enemy/fast_ship1.png')),
+                     pygame.image.load(os.path.join(image_path, 'enemy/fast_ship2.png'))]
+
+# Спрайты фона(красное небо, город, туман)
+city = pygame.image.load(os.path.join(image_path, "CityBackground.png"))
+sky = pygame.image.load(os.path.join(image_path, "red.png"))
+mist = pygame.image.load(os.path.join(image_path, "fullfog.png"))
diff --git a/howto.md b/howto.md
index b23fbb6..5f099a5 100644
--- a/howto.md
+++ b/howto.md
@@ -1,8 +1,29 @@
-Запуск:
-1) ./main.py
+**Необходимый и достаточный минимум для запуска игры:**
 
-Управление:
-1) перемещеие:  ← → ↑ ↓
+- python 3.X
+- pygame
 
-Выход:
-По нажатию крестика в окне
+------------------------------------------------------------------------------------------------------
+**Запуск:**
+
+- поместить все файлы в одну папку
+- перейти в папку(там должен быть main.py)
+- запуск: python3 ./main.py
+
+------------------------------------------------------------------------------------------------------
+**В игре:**
+
+- управление клавишами ←, →, ↑, ↓, SPACE
+- выход из игры - крестик на окне игры
+- все константы вынесены в config.py
+- более подробное описание - комментарии в файлах
+
+------------------------------------------------------------------------------------------------------
+**Релиз игры на уровне MVP:**
+
+- реализованы основные паттерны программирования
+- минимальная графика
+- ограничено движение персонажей размерами окна
+- реализовано столкновение всех персонажей друг с другом и с -пулями(попасть можно, но пока что сложно)
+
+------------------------------------------------------------------------------------------------------
diff --git a/main.py b/main.py
new file mode 100644
index 0000000..34c4553
--- /dev/null
+++ b/main.py
@@ -0,0 +1,51 @@
+import pygame
+import pygame.locals
+import sys
+import os
+import math
+import random
+random.seed() # Иначе рандом начальных координат будет один и тот же для всех врагов
+
+import background
+import config
+import window
+import buttons
+import players
+
+# setup pygame
+pygame.init()
+CLOCK = pygame.time.Clock()
+
+window.create_window()
+
+# Создаём постоянные фоновых рисунков
+city_back = (config.city).convert()
+color_back = (config.sky).convert()
+mist_back = (config.mist).convert_alpha(window.screen)
+
+# background objects creation
+city_background = background.Background(city_back,
+                                        window.screen,
+                                        config.level/4)
+mist_background = background.Background(mist_back,
+                                        window.screen,
+                                        config.level/2)
+
+game = players.Game()
+
+# main loop
+while True:
+    # проверка всех нажатий
+    buttons.events()
+
+    # создаём динамичныйфон
+    city_background.draw_dynamic_background()
+    mist_background.draw_dynamic_background()
+
+    # Отслеживание всех нажатых кнопок
+    key_press = pygame.key.get_pressed()
+
+    game.tick(key_press)
+
+    pygame.display.update()
+    CLOCK.tick(config.FPS)
diff --git a/players.py b/players.py
new file mode 100644
index 0000000..6215410
--- /dev/null
+++ b/players.py
@@ -0,0 +1,269 @@
+import pygame
+import pygame.locals
+import math
+import random
+import sys
+
+import config
+import window
+
+# Класс родитель(наследует участников: главный герой, враги, пули)
+class Ship(object):
+    def __init__(self, HP, x, y,
+                 speed_x, speed_y,
+                 sprites, sprites_death, damage):
+        self.HP = HP
+        self.x = 0
+        self.y = 0
+        self.set_coord(x, y)
+        self.speed_x = speed_x
+        self.speed_y = speed_y
+        self.sprites = sprites
+        self.sprites_death = sprites_death
+        self.damage = damage
+        self.anim_count = 0
+        self.anim_count_death = 0
+
+    # Жив ли участник
+    def is_alive(self):
+        if self.HP >= 0:
+            return True
+        elif self.anim_count_death // config.frames_update < len(self.sprites_death):
+            return True
+        else:
+            return False
+
+    # Получить спрайты участника
+    def get_sprite(self):
+        self.anim_count += 1
+        return self.sprites[(self.anim_count // config.frames_update) % len(self.sprites)]
+
+    # Получить спрайты уничтожения участника
+    def get_sprite_death(self):
+        self.anim_count_death += 1
+        return self.sprites_death[((self.anim_count_death - 1) // config.frames_update) % len(self.sprites_death)]
+
+    # Геттер координат
+    def get_coord(self):
+        return self.x, self.y
+
+    # Сеттер координат
+    def set_coord(self, x, y):
+        if ((x < config.window_width - config.image_size and x > 0) and
+           (y < config.window_high - config.image_size and y > 0)):
+            self.x = x
+            self.y = y
+        else:
+            print('bad coords!')
+
+    # Обновление координат - движение
+    def new_coord(self):
+        pass
+
+    # Отрисовка
+    def draw(self):
+        if self.HP >= 0:
+            window.screen.blit(self.get_sprite(), (self.x, self.y))
+        else:
+            window.screen.blit(self.get_sprite_death(), (self.x, self.y))
+
+    # Получение урона
+    def on_damage(self, d):
+        if self.HP >= 0:
+            self.HP -= d
+
+    def get_damage(self):
+        return self.damage
+
+    def fire(self):
+        pass
+
+# Ребёнок класса Ship - пули врагов и героя
+class Bullet(Ship):
+    def __init__(self, x, y, speed_x,
+                 sprites, sprites_death,
+                 damage, direction):
+        HP = 0
+        speed_y = 0
+        Ship.__init__(self, HP, x, y,
+                      speed_x, speed_y,
+                      sprites, sprites_death, damage)
+        self.direction = direction
+
+    def set_coord(self, x, y):
+        if ((x < config.window_width - config.image_size and x > 0) and
+           (y < config.window_high - config.image_size and y > config.image_size)):
+            self.x = x
+            self.y = y
+        else:
+            self.on_damage(1)
+
+    def new_coord(self):
+        new_x = self.x + self.direction*self.speed_x
+        new_y = self.y
+        self.set_coord(new_x, new_y)
+
+# Ребёнок класса Ship - герой игры
+class Hero(Ship):
+
+    def new_coord(self, keys):
+        new_x = new_y = 0
+        if keys[pygame.K_LEFT]:
+            new_x = self.x - self.speed_x*1
+        if keys[pygame.K_RIGHT]:
+            new_x = self.x + self.speed_x*1
+        if keys[pygame.K_UP]:
+            new_y = self.y - self.speed_y*1
+        if keys[pygame.K_DOWN]:
+            new_y = self.y + self.speed_y*1
+        if new_x == 0:
+            new_x = self.x
+        if new_y == 0:
+            new_y = self.y
+        self.set_coord(new_x, new_y)
+
+    # Реализация выстрелов
+    def fire(self, keys):
+        if keys[pygame.K_SPACE] and self.anim_count % config.hero_frames_per_bullet == 0:
+            return  Bullet(self.x + 6, self.y, config.bullet_speed,
+                           config.bullet_sprites, config.sprites_death,
+                           config.hero_bullet_damage, config.move_right)
+
+# Ребёнок класса Ship - враги
+class Enemy(Ship):
+    def __init__(self, HP = config.enemy_start_HP, x = 800, y = 0,
+                    speed_x = config.enemy_speed,
+                    speed_y = config.enemy_speed,
+                    sprites = config.fast_ship_sprites,
+                    sprites_death = config.sprites_death,
+                    damage = config.enemy_taran_damage,
+                    amplitude = config.enemy_trajectory_amplitude,
+                    phase = config.enemy_trajectory_phase,
+                    frequency = config.enemy_trajectory_frequency):
+        if y == 0:
+            y = random.randrange(config.enemy_random_y,
+                                 config.window_high - config.enemy_random_y,
+                                 config.enemy_delt_coord)
+        if speed_x == 0:
+            speed_x = 0
+        if speed_y == 0:
+            speed_y = 0
+        Ship.__init__(self, HP, x, y,
+                      speed_x, speed_y, sprites,
+                      sprites_death, damage)
+        if amplitude == 0:
+            amplitude = min((self.y), (800 - self.y))
+        if phase == 0:
+            phase = random.randrange(0, 6, 1)
+        if frequency == 0:
+            frequency = random.random()*0.01
+        self.phase = phase
+        self.frequency = frequency
+        self.amplitude = amplitude
+        self.start_x = x
+        self.start_y = y
+
+    def set_coord(self, x, y):
+        if ((x < config.window_width - config.image_size and x > 0) and
+           (y < config.window_high - config.image_size and y > config.image_size)):
+            self.x = x
+            self.y = y
+        else:
+            self.on_damage(self.HP+1)
+
+    def new_coord(self):
+        new_x = self.x - self.speed_x*1
+        new_y = self.amplitude*math.sin((self.frequency*self.x + self.phase)/2)*math.sin(self.frequency*self.x + self.phase) + self.start_y
+        self.set_coord(new_x, new_y)
+
+    def fire(self):
+        if self.anim_count % config.enemy_frames_per_bullet == 0:
+            return Bullet(self.x - config.enemy_bullet_indent,
+                          self.y,
+                          config.bullet_speed,
+                          config.bullet_sprites,
+                          config.sprites_death,
+                          config.enemy_taran_damage,
+                          config.move_left)
+
+# Фабрика участников
+class Ships_Factory(object):
+    def __init__(self):
+        self.list = []
+
+    def add(self, s: Ship):
+        if s is not None:
+            self.list.append(s)
+
+    def get(self, index):
+        return self.list[index]
+
+    def remove(self, index):
+        self.list.remove(index)
+
+    def get_list(self):
+        return self.list
+
+    def draw(self):
+        for each in self.list:
+            each.draw()
+
+    def new_coord(self):
+        for each in self.list:
+            if each.is_alive():
+                each.new_coord()
+            else:
+                self.list.remove(each)
+
+# Игровой класс- создание классов участников, отприсовка, движение
+class Game(object):
+    def __init__(self):
+        self.player = Hero(config.hero_start_HP,
+                           config.hero_start_x,
+                           config.hero_start_y,
+                           config.hero_speed,
+                           config.hero_speed,
+                           config.player_sprites,
+                           config.sprites_death,
+                           config.hero_taran_damage)
+        self.Enemy_Factory = Ships_Factory()
+        self.Enemy_Factory.add(Enemy())
+        self.Enemy_Factory.add(Enemy())
+        self.Enemy_Factory.add(Enemy())
+        self.bullets = Ships_Factory()
+
+    def draw(self):
+        self.player.draw()
+        self.Enemy_Factory.draw()
+        self.bullets.draw()
+
+    def new_coord(self, keys):
+        if self.player.is_alive():
+            self.player.new_coord(keys)
+        else:
+            print('End game!!!')
+            sys.exit()
+        self.Enemy_Factory.new_coord()
+        self.bullets.new_coord()
+
+    def tick(self, keys):
+        self.draw()
+        self.new_coord(keys)
+        self.bullets.add(self.player.fire(keys))
+        for each in self.Enemy_Factory.get_list():
+            self.bullets.add(each.fire())
+        for each in self.Enemy_Factory.get_list():
+            self.collide(self.player, each)
+        for each in self.bullets.get_list():
+            self.collide(self.player, each)
+        for each1 in self.Enemy_Factory.get_list():
+            for each2 in self.bullets.get_list():
+                self.collide(each1, each2)
+
+    # Проверка столкновений
+    def collide(self, A: Ship, B: Ship):
+        x_A, y_A = A.get_coord()
+        x_B, y_B = B.get_coord()
+        if math.sqrt((x_A - x_B)**2 + (y_A -y_B)**2) < config.impact_parameter:
+            A.on_damage(B.get_damage())
+            B.on_damage(A.get_damage())
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+import pygame
+import pygame.locals
+import sys
+import os
+import config
+
+# Создание окна игры
+screen = pygame.display.set_mode(config.window_size)
+def create_window():
+    os.environ['SDL_VIDEO_WINDOW_POS'] = "50,50"
+    pygame.display.set_caption("Game")