body {padding:10px;margin:0;background:#636363 url(../images/body_bg.gif) repeat-x;}
#container { margin:0 auto;}
#box {background:#fff;border:solid #e9e9e9 8px;float:left;padding:10px;position:relative; width:100%;}
.st {position:absolute;top:-12px;width:100%;left:0;height:4px;background:url(../images/top_shadow.png) repeat-x;}
.sb {position:absolute;bottom:-12px;width:100%;left:0;height:4px;background:url(../images/bottom_shadow.png) repeat-x;}   
.sl {position:absolute;left:-12px;height:100%;top:0;width:4px;background:url(../images/left_shadow.png) repeat-y;}
.sr {position:absolute;right:-12px;height:100%;top:0;width:4px;background:url(../images/right_shadow.png) repeat-y;}
.st img {position:absolute;left:-12px;}
.sb img {position:absolute;right:-12px;bottom:0;}
.sl img {position:absolute;bottom:-12px;}
.sr img {position:absolute;top:-12px;right:0;}