@charset "utf-8";
/* CSS Document */
body, html {
  background:#fff;overflow-x:hidden; font-weight:normal; /*display:-webkit-box;-webkit-box-orient:vertical; -webkit-box-align:center;*/
  font: 16px "Microsoft Yahei", "微软雅黑", "Pinghei", Arial, sans-serif; color: #777;  
}
/*产品列表*/
.ny_fenlei_zi {
    width: 1280px;
    margin:0 auto;
    height: 40px;
    line-height: 40px;
    background: url(../images/lei_icon.png) no-repeat left center;
    padding-left: 40px;
    font-size: 20px;
    color: #000000;
}
.cp_nav_box{
	width: 1280px;
	height: 30px;
	margin:0 auto;
	margin-top: 20px;
}
.cp_nav_box .s_nav{width: 1240px;}
.cp_nav a{
	line-height: 30px;
	width:120px;
	text-align: center;
	display: block;
	float: left;
	color: #333;
	font-size:1rem;
}
a.cp_nav_active{
    color: #fff;
    background: url(../images/e_lei2.png) no-repeat right center;
    background-size: 100% 100%;
}
.cp_nav a:hover{
    color: #fff;
    background: url(../images/e_lei2.png) no-repeat right center;
    background-size: 100% 100%;
}
.product_box{ overflow:hidden;width:100%; margin:0 auto;}
.product_box ul{ color:#585757; overflow:hidden;width:100%; padding:0 1%;}
.product_box ul li{ display:block; float:left; position: relative; width: 50%;  padding:3vw 1%;background:#fff; overflow: hidden;}
.product_box_case{ height:35vw; width: 100%;display:block; text-align:center; overflow: hidden;}
.product_box_case img{ width: 100%; height: 100%; transition: transform 0.4s ease; transform: translate3d(0, 0, 0);backface-visibility: hidden;transform-style: preserve-3d;}
.product_box ul li:hover .product-jianjie{ 
    display: block; 	
}
.product_box ul li:hover .product_box_case img{ 
    transform: scale(1.04); 
	background-size: cover; 	
}
.product_box ul li h1{ display:block; width:100%; text-align: center; font-size:16px; line-height:46px;height:40px;color: #333; }