#banner {position: absolute;bottom: 0;left: 0;width:100%}
#banner span {display:block;font-size:11px;font-family:dotum;color:#c0c0c0;padding:70px 0 70px 0;margin:0;background:#efefef;text-align:center;}


#aa{position:relative;top:0 auto;}
#cc{position:absolute;top:0px;right:0px;z-index:2;}
#dd{position:absolute;top:200px;right:0px;z-index:-2;}