.demo {
	background-color: ;
	background-image: 
		
		url(images/cat.png)
		url(images/pattern.jpg)
	;
	background-repeat: 
		repeat-x
		repeat-y
		repeat
		no-repeat
	;
	background-position: 
		left top
		left center
		left bottom
		right top
		right center
		right bottom
		center top
		center
		center bottom
	;
	background-size: 
		auto
		cover
		contain
		40px
		100px
		50%
		100%
	;
	background-size: 
}

Add Box