Specifies the size of the widget.
By default, the widget occupies the entire area of the parent container (division). If the container width or height is set to zero, the widget is not displayed.
If you need to set a particular size for the widget, different from the container's size, use the size configuration object. Assign a height and width in pixels to the height and width options of the size object.
Specifies the height of the widget.
Specifies the width of the widget.