.banner_box {
	position: relative;
	overflow: hidden;
}
.banner {
	width: 100%;
	height: 600px;
	position: relative;
	overflow: hidden;
	cursor: pointer;
}
.banner11 {
	display: none;
}
.imgbox {
	width: 100%;
	height: 600px;
	position: relative;
	overflow: hidden;
}
.img {
	position: absolute;
	display: none;
	left: 50%;
	margin-left: -960px;
	display: inline;
}
.im {
	display: block;
}
.change {
	height: 100px;
	display: block;
	position: absolute;
	z-index: 20;
	opacity: 0.4;
	transition: 0.4s;
	top: 50%;
	margin-top: -50px
}
.change:hover {
	opacity: 1;
}
.pre {
	left: 1%;
}
.next {
	right: 1%;
}
.cirbox {
	width: 88px;
	position: absolute;
	bottom: 15px;
	z-index: 10;
	left: 50%;
	margin-left: -20px;
	cursor: pointer;
}
.cir {
	width: 12px;
	height: 12px;
	background-color: white;
	opacity: 0.4;
	float: left;
	border-radius: 6px;
	margin: 0 5px 0 5px;
	cursor: pointer;
}
.cir:hover {
	background-color: cyan;
	transition: 0.8s;
}
.cr {
	opacity: 1;
}
.cr:hover {
	background-color: white;
}
#slider {
	width: 100%;
	margin: 0 auto;
}
#slider img {
	width: 100%;
}
.controls li {
	top: 50%;
	margin-top: -30px
}
.controls li:nth-child(1) {
	left: 0;
}
.controls li:nth-child(2) {
	right: 0;
}
#slider .pagination li {
	background-color: #ddd;
}
#slider .pagination li.active {
	background-color: #000;
}
.responsive {
	width: 100%;
	height: auto;
}
.clearfix:after {
	content: "";
	display: table;
	clear: both;
}
#slider {
	display: none;
}
@media screen and (max-width:640px) {
	.banner {
		display: none;
	}
	#slider {
		display: block;
	}
	.banner11 .imgbox img {
		width: 100%;
	}
	.banner11 {
		width: 100%;
		overflow: hidden;
	}
}