.product-class .wrapper {
	padding-top: 80px;
	padding-left: 20%;
	padding-bottom: 140px;
}
.product-class .list .item {
	background: url(../images/product_class_normal_bg.png) repeat-x;
	background-size:  auto 100%;
	box-shadow: 5px -2px 12px #999;
}
.product-class .list .item.active {
	background: url(../images/product_class_bg.jpg) repeat-x;
	background-size:  auto 100%;/* box-shadow: none; */
}
.product-class .list .item .title {
	padding-top: 50px;
	padding-bottom: 40px;
	position: relative;
	left: -10%;
	line-height: 1.2;
	color: #333333;
}
.product-class .list .item.fallow:last-child .title {
	padding-bottom: 100px;
}
.product-class .list .item.active .item:last-child .title {
	padding-bottom: 40px;
}
.product-class .list .item.fallow .title {
	color: #333333;
}
.product-class .list .item .title .en {
	font-size: 58px;
}
.product-class .list .item .title .cn {
	font-size: 32px;
}
.product-class .list .item .content {
	display: none;
	position: relative;
	top: -40px;
	padding-left: 20%;
}
.product-class .list .item.active .content {
	display: block;
}
 @media (max-width: 900px) {
 .product-class .list .item:last-child .title {
 padding-bottom: 40px;
}
 .product-class .list .item.fallow:last-child .title {
 padding-bottom: 40px;
}
 .product-class .list .item .title .en {
 font-size: 50px;
}
 .product-class .list .item .title .cn {
 font-size: 28px;
}
 .product-class .list .item {
 background: #fff url(../images/product_class_bg.jpg) repeat-x;
 background-size:  auto 100%;
 box-shadow:none;
}
 .product-class .list .item .content {
 display: block;
 padding-left: 0%;
}
.product-class .wrapper {
 padding-bottom: 0px;
}
}
@media (max-width: 650px) {
 .product-class .list .item .title .en {
 font-size: 30px;
}
 .product-class .list .item .title .cn {
 font-size: 16px;
}
}