body{background-color:#000}#gameWindow{position:relative;width:600px;height:400px;background-color:#FFF;overflow:hidden}#pacman{position:absolute}.flip-horizontal{-moz-transform:scaleX(-1);-webkit-transform:scaleX(-1);-o-transform:scaleX(-1);transform:scaleX(-1);-ms-filter:fliph;filter:fliph}.rotate90{transform:rotate(90deg);behavior:url(-ms-transform.htc);-moz-transform:rotate(90deg);-webkit-transform:rotate(90deg);-o-transform:rotate(90deg);-ms-transform:rotate(90deg)}.rotate270{transform:rotate(270deg);behavior:url(-ms-transform.htc);-moz-transform:rotate(270deg);-webkit-transform:rotate(270deg);-o-transform:rotate(270deg);-ms-transform:rotate(270deg)}.wall{position:absolute;background-color:#666;-webkit-border-radius:8px;-moz-border-radius:8px;border-radius:8px}