test.kv

#:kivy 1.0
#:import kivy kivy
#:import win kivy.core.window

<Container>:
    rows: 3
    canvas:
        Color:
            rgb: .94, .93, .93
        Rectangle:
            pos: self.pos
            size: self.size

    FloatLayout:
        size_hint: 1, 0.1
        canvas:
            Color:
                rgb: .5, .5, .5
            Rectangle:
                pos: self.pos
                size: self.size

    FloatLayout:
        size_hint: 1, 0.70
        canvas:
            Color:
                rgb: 1, 1, 1
            Rectangle:
                pos: self.pos
                size: self.size

    FloatLayout:
        size_hint: 1, 0.20
        canvas:
            Color:
                rgb: .5, .5, .5
            Rectangle:
                pos: self.pos
                size: self.size