html,body{position:relative;padding:0px;margin:0px;width:100%;height:100%;}img.background{width:100%;height:99.5%;}#scoreboard{position:fixed;top:10px;right:10px;color:white;border:5px solid silver;background:grey;padding:5px;font:bold 20px normal monospace;}#bgsound{position:fixed;top:10px;left:10px;}#sounds{display:none;}img[src^="car"]{position:absolute;}