.main_visual {	height: 100%; overflow: hidden; border-top-color: rgb(215, 215, 215); border-top-width: 0px; border-top-style: solid; position: relative;}.main_image {	height: 100%; overflow: hidden; position: relative;}.main_image ul {	left: 0px; top: 0px; width: 9999px; height: 100%; overflow: hidden; position: absolute;}.main_image li {	width: 100%; height: 100%; float: left;}.main_image li span {	width: 100%; height: 100%; display: block;}.main_image li a {	width: 100%; height: 100%; display: block;}.main_image li .img_1 {	background: url("../images/cc.jpg") no-repeat top;}.main_image li .img_2 {	background: url("../images/bb.jpg") no-repeat top;}.main_image li .img_3 {	background: url("../images/aa.jpg") no-repeat top;}.main_image li .img_4 {	background: url("../images/aa.jpg") no-repeat top;}.main_image li .img_5 {	background: url("../images/aa.jpg") no-repeat top;}div.flicking_con {	margin: 0px 0px 0px -50px; left: 50%; top: 640px; width: 300px; height: 21px; position: absolute; z-index: 999;}div.flicking_con a {	background: url("../images/btn_main_img.png") no-repeat 0px 0px; margin: 0px; padding: 0px; width: 21px; height: 21px; text-indent: -1000px; float: left; display: block;}div.flicking_con a.on {	background-position: 0px -21px;}#btn_prev {	top: 50%; width: 73px !important; height: 74px !important; margin-top: -37px; display: none; position: absolute; z-index: 11111;}#btn_next {	top: 50%; width: 73px !important; height: 74px !important; margin-top: -37px; display: none; position: absolute; z-index: 11111;}#btn_prev {	background: url("../images/hover_left.png") no-repeat left top; left: 100px;}