.graphic, #prevBtn, #nextBtn{margin:0;padding:0;display:block;overflow:hidden;text-indent:-8000px}#content{margin:auto;width:750px;height:550px;}#slider{}#slider ul, #slider li{margin:0;padding:0;list-style:none}#slider li{width:750px;height:550px;overflow:hidden;font-size:15px;text-align:center}#slider li a:hover{text-decoration:none}#prevBtn, #nextBtn{display:block;width:30px;height:77px;position:absolute;left:-30px;top:200px}
#nextBtn{left:750px}#prevBtn a, #nextBtn a{display:block;width:30px;height:77px;background:url(../img/btn_prev.gif) no-repeat 0 0}#nextBtn a{background:url(../img/btn_next.gif) no-repeat 0 0;}img{border:none}#container{margin:20px auto 0 auto;position:relative;width:750px; height:550px;background:#fff}