To flip a image in CSS you can use the following snippet.

img {
	-moz-transform: scaleX(-1); 
	-o-transform: scaleX(-1); 
	-ms-transform: scaleX(-1); 
	-webkit-transform: scaleX(-1); 
	transform: scaleX(-1); 
	filter: FlipH;
	-ms-filter: "FlipH";
}