.visual_area {position:relative;width:593px;height:392px;}
.visual {position:absolute; top:0; left:0; width:593px; height:392px; overflow:hidden;}
.visual div {width:593px;height:392px;overflow:hidden;}
.visual ul {width:5360px;}
.visual ul li {float:left;}
.visual .img_prev {position:absolute;left:0;bottom:170px;}
.visual .img_next {position:absolute;right:0;bottom:170px;}
.visual .numlist {padding:17px 0 0 0;text-align:center;}
.visual .numlist img {margin:0 2px 0 0;}