Hey!
i have this container but everytime i preview the app the container wont fill up they way i intended. How do i fix this ?

Hey!
i have this container but everytime i preview the app the container wont fill up they way i intended. How do i fix this ?
a quick update, it will fill up the page if and only if i modify the width property to "Parent.Width" but i dont want that , i want my container to be placed the way i showed in my screenshot above