@media screen and (max-width: 768px) {
  body {
    font: 12px/1.6 "Microsoft YaHei";
    font: 1.2rem/1.6 "Microsoft YaHei";
  }
}

@media screen and (min-width: 1700px) {
  .container {
    width: 1660px;
  }
	.nav_pc_kd{
		width: 1660px;
		left: 50%;
		margin-left: -830px;
	}
}
@media screen and (min-width: 768px) and (max-width: 1700px) {
  .container {
    width: 90%;

  }
	.nav_pc_kd{
		width: 90%;
		left:5%;
	}
}

@media (min-width: 500px) {

	.news ul li{width: 20%;}
	.fp1{font-size: 16px;}
	.fp2{font-size: 22px;}
	.rongyu_ul li{width: 46%;margin:1.5% 0.9%;}
}
@media (min-width: 768px) {

	.pagination li{
		width: 50px !important;
		height:50px !important;
		font-size: 18px !important;
		line-height: 50px !important;
	}
	.ab_ul li{width: 31.3%;margin-left: 3%;}
	.ab_ul li:nth-child(1){margin-left: 0;}
	.product_info{width: 100%;padding: 0 10%}
	.contact_a > ul >li{width: 25%;margin: 0;}
	.news_nei,.nk_y{width: 85%}
}
@media (min-width: 860px) {
	.link ul li{
		width: 14.28%;float: left;margin: 0px;
		padding: 0;
		border: none;
	}
	.link ul li a{
		padding: 7% 2%;
		display: block;
		overflow: hidden;
		border-top: 1px solid #CCCCCC;
		border-right: 1px solid #CCCCCC;
	}
	.link ul li:nth-child(8) a,.link ul li:nth-child(9) a,.link ul li:nth-child(10) a,.link ul li:nth-child(11) a,.link ul li:nth-child(12) a,.link ul li:nth-child(13) a,.link ul li:nth-child(14) a{
		border-bottom: 1px solid #CCCCCC;
	}
	.link ul li:nth-child(1) a,.link ul li:nth-child(8) a{
		border-left: 1px solid #CCCCCC;
	}

	.contact ul li{padding: 4px 30px;}
}
@media (min-width: 992px) {
	.logo{width:28%;}
	.nav_pc{display: block;}
	.nav_cai,.nav_sj{display: none !important;}
	.about_a{width: 55%;}
	.about_b{width: 45%;}
	.about_a ul li p{font-size: 70px;font-size: 7rem;}
	.about_a ul li span{font-size: 16px;font-size: 1.6rem;}
	.about_a ul li img{width: auto;}
	.about_a h2{font-size:28px;font-size: 2rem;}
	.pz1{font-size: 30px;font-size: 3rem;}
	.pz1{font-size: 30px;font-size: 3rem;}
	.tit h3{font-size: 36px;font-size: 3.6rem;}
	.tit p{font-size: 30px;}
	.tit span{font-size: 18px;}
	.news_info p{font-size: 18px;max-height:30px;}
	.news_info span{font-size: 14px;max-height: 48px;}
	.layout ul li.on{display: none;}
	.layout ul li{width: 20%;}
	.layout ul li:nth-child(6){display: none;}
	.fp1{font-size: 18px;}
	.fp2{font-size: 28px;}
	.fp3{font-size: 14px;}
	.bottom_a_list{width: 25%;padding: 0%;}
	.bottom_a_on{width: 25%;}
	.bottom_ul{width: 50%;margin-top: 0;}
	.bottom_ul li p{font-size: 18px;}
	.bottom_b p{display: inline-block;margin: 0 15px;font-size: 14px;}
	.tit3 h3,.ab_d h6{font-size: 40px;}
	.tit3 p{font-size: 30px;width: 22%;}
	.ab_a{width: 48%;}
	.ab_b{width: 52%;}
	.ab_b p,.ab_b a{font-size: 16px;max-height: 220px;}
	.ab_b h4{font-size: 25px;}
	.ab_ul li div p{font-size: 34px;}
	.ab_d li{width: 35%;}
	.ab_p1,.np1{font-size: 20px;}
	.ab_p2{font-size: 16px;max-height: 98px;}
	.product ul li,.product_info p,.np2,.np3,.news_nei p,.kd_k,.nk_y a,.contact_a > ul >li p,.layout ul li div p span,.message > p,.lab_b,.xuzhi p,.ziti,.rong_p3{font-size: 16px;}
	.news_d{width: 25%;}
	.news_f{width: 75%;}
	.np3{max-height: 55px;}
	.kd_j{font-size: 26px;}
	.contact_a h3{font-size: 24px;}
	.contact_a > ul >li span{font-size: 18px;}
	.message h4{font-size: 30px;}
	.lab_a{width: 31.1%;margin-left:3% ;}
	.message{width: 100%;font-size: 16px;}
	.submit,.xuzhi h3{font-size: 20px;}
	.lab_b,.submit1,.xuzhi{width: 40%;}
	.ziti{width: 100%;}
	
}
@media (min-width: 1050px) {
	.nav_pc li > a{
		font-size:18px ;
		font-size: 1.8rem;
	}
	
}
@media (min-width: 1200px) {
 	.ab_b p,.ab_b a{font-size: 18px;max-height: 215px;}
	.ab_b h4{font-size: 30px;}

}
@media (min-width: 1440px) {
 	.fp1{font-size: 28px;}
	.fp2{font-size: 38px;}
	.rongyu_ul li{width: 22%;}
	.rong_p1{font-size: 26px;}
	.rong_p2{font-size: 34px;}

}
@media (min-width: 1540px) {
 	.ab_b p,.np3{max-height: initial;}

}

@media (min-width: 1680px) {
		.fp2{font-size: 48px;}

}