.product{
	width: 1200px;
	text-align: center;
	margin:auto;
}
.big_content{
	width: 100%;
}
.big_title{
	background: url(../../../images/price/water/bg1.jpg) no-repeat;
	width: 100%;
	height: 130px;
	background-size: cover;
	padding-top: 30px;
	box-sizing: border-box;
}
.big_title .title{
	font-size: 30px;
	color: #fff;
	/*margin-top: 30px;*/
	text-align: center;
}
.big_title .subtitle{
	font-size: 18px;
	color: #fff;
	margin-top: 10px;
	text-align: center;
}
.product1{
	background: url(../../../images/price/water/bg2.jpg) no-repeat;
	width: 100%;
	height: 718px;
	background-size: cover;
	padding-top: 40px;
	text-align: center;
}
.big_content .product .title{
	color: #007130;
	width: 1100px;
	font-size: 24px;
	line-height: 30px;
	margin-top: 30px;
	text-align: left;
	margin-left:50px;
	margin-bottom: 30px;
	font-weight: bold;
}
.big_content .product .title span{
	margin-right: 10px;
}
.big_content .product .text{
	width: 1100px;
	font-size: 16px;
	line-height: 28px;
	text-align: left;
	margin-left:50px;
	display: flex;
	margin-top: 20px;
}
.big_content .product .text .icon{
	width: 21px;
	margin-right: 10px;
	line-height: 30px;
}
.big_content .product .text .text_div{
	font-size: 16px;
	padding-bottom: 10px;
	border-bottom:1px dotted #000;
	line-height: 30px;
}
.product2{
	background-color: #f7fffa;
	margin-top: 0px;
	padding-top: 10px;
	padding-bottom: 50px;
}
.product2 .desc{
	font-size: 16px;
	color: #352823;
	text-align: left;
	margin-bottom: 30px;
	margin-left: 50px;
}
.border_img{
	border-bottom:1px dotted #666;
	padding-bottom: 30px;
}
.product3{
	background: url(../../../images/price/water/bg3.jpg) no-repeat;
	width: 100%;
	height: 718px;
	padding-bottom:10px;
	background-size: cover;
}
.desc_smart{
	text-align: left;
	color:#352823;
	text-indent: 2em;
	font-size: 16px;
	line-height: 28px;
	width: 700px;
	margin-left: 50px;
	margin-bottom: 5px;
}
.desc_smart:nth-child(1){
	padding-top: 50px;
}
.product4{
	background-color: #f7fffa;
	margin-top: 0px;
	padding-top: 40px;
	padding-bottom: 50px;
	width: 1200px;
	margin:auto;

}
.product4 .top{
	display: flex;
	margin-left: 45px;
	margin-right: 40px;
}
.product4 .left{
	width: 700px;
}
.product4 .right{
	font-size: 16px;
	margin-left: 10px;
	line-height: 28px;
	text-align-last:justify;
	background-color: #f0f0f0;
	padding:20px;
	text-indent: 2em;
}
.product4 span{
	font-size: 20px;
	font-weight: bold;
	color: #007130;
}
.case_img{
	margin-top: 20px;
	margin-left: 45px;
}