boxes

from guizero import App, Box, PushButton,Text, TextBox

app = App()

title_box = Box(app, width="fill", align="top", border=5)
title = Text(title_box, text="Email notification", align="left")
box = Box(app, width="fill", align="top", border=True)

box1 = Box(app, align="right", width=150, height=150)
box2 = Box(app, align="bottom", width=150, height=200, border=10)
box2.bg = "green"

buttons_box = Box(app, width="fill", align="bottom", border=True)
cancel = PushButton(buttons_box, text="Read", align="left")
ok = PushButton(buttons_box, text="Dismiss", align="right")

button = PushButton(box1)
button1 = PushButton(box1, text="another button")
button2 = PushButton(box2)

buttons_box = PushButton(box3, text="another button")

app.display()