//bg view

    UIView * viewBackGround = [[UIView alloc] initWithFrame:CGRectZero];





    viewBackGround.backgroundColor = UIColor.redColor;

    [self.view addSubview:viewBackGround fillByMargin:ALMarginZero()];









 //clip to two part

 

    UIView * topPart = [[UIView alloc] initWithFrame:CGRectZero];

    UIView * bottomPart = [[UIView alloc] initWithFrame:CGRectZero];

    topPart.backgroundColor = UIColor.blackColor;

    bottomPart.backgroundColor = UIColor.darkGrayColor;

 

    [viewBackGround addSubviews:@[topPart, bottomPart] flowLayoutDirection:ALLayoutDirectionVertical fillByMargin:ALMarginMakeLeft(50)];

 

 //set top part

    UIView * topPart1 = [[UIView alloc] initWithFrame:CGRectZero];

    UIView * topPart2 = [[UIView alloc] initWithFrame:CGRectZero];

    UIView * topPart3 = [[UIView alloc] initWithFrame:CGRectZero];

    topPart1.backgroundColor = UIColor.brownColor;

    topPart2.backgroundColor = UIColor.greenColor;

    topPart3.backgroundColor = UIColor.blueColor;





    [topPart addSubviews:@[topPart1,topPart2,topPart3] flowLayoutDirection:ALLayoutDirectionHorizontal fillByMargin:ALMarginMakeTop(100) interval:20.f];

 

 //set bottom part

    UIView * bottomPart1 = [[UIView alloc] initWithFrame:CGRectZero];

    UIView * bottomPart2 = [[UIView alloc] initWithFrame:CGRectZero];

    UIView * bottomPart3 = [[UIView alloc] initWithFrame:CGRectZero];

    bottomPart1.backgroundColor = UIColor.cyanColor;

    bottomPart2.backgroundColor = UIColor.yellowColor;

    bottomPart3.backgroundColor = UIColor.purpleColor;





    [bottomPart addSubviews:@[bottomPart1,bottomPart2,bottomPart3] flowLayoutDirection:ALLayoutDirectionVertical fillByMargin:ALMarginMakeRight(50) interval:10.f];