Container#1 is resizeable with a background image set to contain (it will resize too, but may not fill the space).
This paragraph is resizable in all directions, because
the CSS 'resize' property is set to 'both' on this element.
Container#2 is resizeable with a background image set to cover (it will resize too AND it will always fill the space,
but the edges of the image may not always display).
This paragraph is resizable in all directions, because
the CSS 'resize' property is set to 'both' on this element.