@media only screen and (min-width: 1441px){
/* 宽度大于1440*/
	html{
		font-size:75%;/* 12px */
	}
	#nav li{
		-webkit-flex-basis: 130px;
		flex-basis: 130px;/* 设置宽度 */
	}
}
@media only screen and (max-width: 1200px){
/* 宽度小于1200 */
	.w,.w12{
		width:92%;
	}
	.logo_main{
		width: 100%;/* logo不缩小 */
	}
	.index_hot_title{
		padding-top: 100px;
		padding-bottom: 70px;
	}
	.index_hot_list .bg li{
		margin-bottom: 50px;
	}
	.index_hot_list .bg{
		background-size : auto 100%;
	}
	.product_nav{
		width: 100%;
		left:0;
		margin-left:0;
	}
	.product_nav_l .lx .hotline {
		background-position: 10px top;
	}
	.about_nav a {
		padding-right: 60px;
	}
	.cover_bg .k{
		width: 100%;
		left: 0;
		margin-left: 0;
	}
	.coverflow{
		width: 90%;
	}
	.libao_list .wz {
		padding-top: 50px;
	}
}
@media only screen and (max-width: 992px){
/* 宽度小于992 */
	html{
		font-size:59.375%;/* 9.5px */
		}
	.pc,.wap{
		padding-right: 80px;
		box-sizing: border-box;
	}
	#logo {
		flex: 1 1 auto;
	}
	#kefu_wrap{
		display: none;/* QQ不显示 */
	}
	#main_left{
		display: none;
	}
	#header1,#index_nav{
		display: block;
	}
	.nav_map{
		display: block;
	}
	.index_hot_list .bg ul {
		width: 50%;
		padding-left: 50%;
		position: relative;
	}
	.index_hot_title{
		padding-top: 50px;
		padding-bottom: 30px;
	}
	#product_title {
		padding-top: 80px;
	}
	.product_nav_l .lx {
		padding-top: 20px;
	}
	.about_list {
		width: 86%;
		padding-top: 35px;
	}
	.about_nav {
		padding-top: 65px;
	}
	.about_nav a {
		padding-right: 50px;
	}
	.about_nav .pic {
		width: 69px;
		height: 69px;
	}
	.case_title{
		padding-top: 100px;
		font-size: 80px;
		font-size: 8rem;
	}
	.picScroll{ 
		top: -20px;
	}
	.picScroll .title{ 
		width:100%; 
		height: 40px;
		position: relative;
		display: block;
	}
	.picScroll .title span{
		width: 1000%;
		height: 40px;
		line-height: 40px;
		left: 0;
		top:0;  
		margin-top:0;
		position: relative;
		font-size: 16px;
		font-size: 1.6rem;
	}
	.picScroll .description{
		display: none;
	}
	#news_title {
		padding-top: 75px;
	}
	#news_list li{
		width: 24.25%;
		margin-right: 1%;
		float: left;
		position: relative;
	}
	.cover_bg .k .swiper-button-next,
	.cover_bg .k .swiper-button-prev {
		display: none;
	}
	.libao_list .wz,.libao_list .wz span,.libao_list .wz p {
		font-size: 22px !important;
	}
	.copyright{
		margin-bottom: 87px;
	}
	.footer_l,.footer_r {
		padding-top: 80px;
	}
	#main{
		margin-top: 10px;
	}
	#main_right{
		margin-left: 0;
	}
	.tbox{
		right: -50px;/* top图标 */
	}
	.swiper-button-prev{
		left: -50px;/* banner箭头图标 */
	}
	.swiper-button-next{
		right: -50px;
	}
	.logo_x{
		display: block;
	}
}
@media only screen and (max-width: 768px){
/* 宽度小于768 */
	html{
		font-size:56.25%;/* 9px */
	}
	.w8{
		width: 100%;
	}
	.index_hot_title{
		width: 60%;
		padding-left: 40%;
		padding-top: 20px;
		padding-bottom: 30px;
	}
	.index_hot_list .bg ul {
		width: 60%;
		padding-left: 40%;
	}
	.f36{
		font-size: 30px;
		font-size: 3rem;
	}
	.index_hot_list .bg {
		background-size: auto 80%;
	}
	.index_hot_list .bg li {
		margin-bottom: 30px;
	}
	.index_hot_list .bg li .title{
		padding-top: 10px;
	}
	.index_hot_list .bg li .description {
		height: 40px;
		line-height: 20px;
	}
	.product_nav_l .pic .wz {
		position: absolute;
		top: 50px;
		left: 50px;
		z-index: 1;
	}
	.product_nav_l .lx .title{
		margin-left: 65px;
	}
	.product_nav_l .lx .hotline {
		background-size : auto 80%;
		padding-left: 65px;
	}
	.product_nav_r .pic1 .wz,
	.product_nav_r .pic2 .wz {
		top: 40px;
		left: 40px;
	}
	#product_description{
		width: 80% !important;
	}
	#about {
		padding-top: 70px;
	}
	.about_list {
		width: 90%;
		padding-top: 20px;
	}
	.about_nav {
		padding-top: 50px;
	}
	.about_nav a {
		padding-right: 20px;
	}
	.about_nav .pic {
		width: 59px;
		height: 59px;
	}
	.about_nav span{
		width: 59px;
	}
	.picScroll .title span{
		font-size: 14px;
		font-size: 1.4rem;
	}
	#news_description {
		width: 80% !important;
		margin: 0 auto;
	}
	#news_list li .title {
		padding-top: 30px;
	}
	#news_list li .description {
		padding-top: 15px;
	}
	.libao_list .wz {
		width: 50%;
		padding-top: 20px;
		padding-left: 50%;
	}
	.libao_list .wz,.libao_list .wz span,.libao_list .wz p {
		font-size: 20px !important;
	}
	.cover_bg .k .description{
		width: 80% !important;
	}
	#search-form1{
		width: 350px;
	}
	#search-form1 #keywords {
		width: 265px;
	}
	.news-thumb,.news-time{
		display: none;
	}
	#news_title {
		padding-top: 50px;
	}
	.news-title{
		width: 100%;
		white-space: nowrap;/*设置不折行*/
		overflow: hidden;/*超出部分自动隐藏*/
		text-overflow: ellipsis;/*省略号*/
	}
}
@media only screen and (max-width: 576px){
/* 宽度小于576*/	
	html{
		font-size:53.125%;/* 8.5px */
		}
	#main{
		margin-top: 0;
	}
	#content_lm{
		margin-top: 10px;
		margin-bottom: 10px;
	}
	.pc{
		display: none;
	}
	.wap{
		display: block;
	}
	.index_hot_title {
		height: 50px;
		line-height: 50px;
		overflow: hidden;
		padding-top: 10px;
		padding-bottom: 15px;
	}
	.index_hot_list .bg li {
		margin-bottom: 20px;
	}
	.index_hot_list .bg li .pic {
		width: 50px;
		height: 50px;
	}
	.index_hot_list .bg li .description {
		height: 18px;
		line-height: 18px;
	}
	.index_hot_list .bg li .title {
		padding-top: 0;
	}
	.product_nav_l .lx {
		padding-top: 5px;
	}
	.product_nav_l .lx .title {
		padding-bottom: 5px;
		padding-top: 5px;
	}
	#about {
		padding-top: 40px;
	}
	.about_list {
		width: 90%;
		padding-top: 10px;
	}
	.about_nav {
		padding-top: 30px;
	}
	.about_nav a {
		padding-right: 10px;
	}
	.about_nav .pic {
		width: 49px;
		height: 49px;
	}
	.about_nav span{
		width: 49px;
	}
	.case_title {
		padding-top: 60px;
		font-size: 60px;
		font-size: 6rem;
	}
	.picScroll {
		top: -10px;
	}
	.picScroll .title span{
		font-size: 16px;
		font-size: 1.6rem;
	}
	#news_title {
		padding-top: 30px;
	}
	#news_description {
		padding-top: 30px;
		padding-bottom: 20px;
	}
	#news_list li {
		width: 49.5%;
		margin-right: 0.5%;
	}
	#news_list li .title {
		padding-top: 10px;
	}
	#news_list li .description {
		padding-top: 5px;
		height: 50px;
		line-height: 25px;
	}
	.cover_bg{
		height: 550px;
	}
	.coverflow {
		padding-top: 20px;
	}
	.cover_bg .k .description {
		padding-top: 30px;
		padding-bottom: 20px;
	}
	.coverflow .swiper-slide {
		width: 350px;
		height: 219px;
	}
	.libao_list .wz,.libao_list .wz span,.libao_list .wz p {
		font-size: 16px !important;
	}
	#footer .wap {
		padding-right: 20px;
	}
	.footer_l,.footer_r{
		width: 100%;
	}
	.footer_l .qrcode{
		display: none;
	}
	.footer_l{
		padding-top: 20px;
	}
	.footer_r {
		padding-top: 0;
	}
	.footer_r .title {
		padding-top: 10px;
		padding-bottom: 10px;
	}
	.footer_r .flink {
		padding-top: 20px;
		padding-bottom: 20px;
	}
	#content_lm{
		line-height: 2rem;
    	height: 2rem;
	}
	#content_lm span{
		width: 100%;
		height: 2.1rem;
		display: block;
		float: none;
	}
	#content{
		min-height: 250px;
	}
	.copyright{
		margin-bottom: 58px;
	}
}
@media only screen and (max-width: 415px){
	/* 宽度小于415*/
	.index_hot_list .bg {
		background-size: auto 70%;
	}
	.index_hot_title {
		width: 70%;
		padding-left: 30%;
	}
	.index_hot_list .bg ul {
		width: 65%;
		padding-left: 35%;
	}
	.index_hot_title {
		height: 40px;
		line-height: 40px;
		padding-bottom: 5px;
	}
	.index_hot_list .bg{
		padding-bottom: 60.08%;
	}
	.index_hot_list .bg li .pic {
		width: 30px;
		height: 30px;
	}
	.index_hot_list .bg li .title {
		padding-left: 10px;
	}
	.index_hot_list .bg li .description {
		display: none;
	}
	#product_title {
		padding-top: 50px;
	}
	#product_description {
		padding-top: 30px;
		padding-bottom: 20px;
		font-size: 12px;
	}
	.product_nav_l .lx .title{
		display: none;
	}
	.product_nav_l .lx .hotline {
		background-size: auto 50%;
		background-position: left 0 top 50%;
		padding-left: 35px;
	}
	.product_nav_l .lx .hotline {
		font-size: 20px;
		font-size: 2rem;
	}
	.product_nav_l .pic .wz {
		top: 20px;
		left: 20px;
	}
	.product_nav_r .pic1 .wz, .product_nav_r .pic2 .wz {
		top: 20px;
		left: 20px;
	}
	#about {
		padding-top: 40px;
	}
	.about_list {
		width: 90%;
		padding-top: 10px;
	}
	.about_nav {
		padding-top: 30px;
	}
	.zc{
		display: none;
	}
	.w415{
		display: block;
	}
	.about_nav a {
		padding-right: 40px;
	}
	.about_nav .pic {
		width: 69px;
		height: 69px;
	}
	.about_nav span{
		width: 69px;
	}
	#news_description {
		font-size: 12px;
	}
	.case_title {
		padding-top: 10px;
		font-size: 50px;
		font-size: 5rem;
	}
	.coverflow .swiper-slide {
		width: 240px;
		height: 150px;
	}
	.libao_list .wz {
		padding-top: 10px;
	}
	.libao_list .wz,.libao_list .wz span,.libao_list .wz p {
		font-size: 12px !important;
	}
}
@media only screen and (max-width: 375px){
	/* 宽度小于375*/
	#header{
		height: 80px;
	}
	.index_hot_list .bg {
		background-position: left 0 top 45%;
	}
	.index_hot_list .bg li {
		margin-bottom: 10px;
	}
	#product_title {
		padding-top: 30px;
	}
	.product_nav_l .pic .wz {
		top: 10px;
		left: 10px;
	}
	.product_nav_r .pic1 .wz, .product_nav_r .pic2 .wz {
		top: 10px;
		left: 10px;
	}
	.product_nav_l .pic .wz{
		font-size: 16px;
		font-size: 1.6rem;
	}
	.product_nav_l .pic span {
		font-size: 18px;
		font-size: 1.8rem;
	}
	.product_nav_r .pic1 .wz, .product_nav_r .pic2 .wz{
		font-size: 16px;
		font-size: 1.6rem;
	}
	.product_nav_r .pic1 span,
	.product_nav_r .pic2 span {
		font-size: 18px;
		font-size: 1.8rem;
	}
	.about_nav a {
		padding-right: 30px;
	}
	.about_nav .pic {
		width: 49px;
		height: 49px;
	}
	.about_nav span{
		width: 49px;
	}
	.about_r .pic{
		margin-top: 15px;
	}
	.picScroll {
		top: 0;
	}
	.cover_bg {
		height: 500px;
	}
	.coverflow .swiper-slide {
		width: 240px;
		height: 150px;
	}
	.cover_bg .k .description {
		font-size: 12px;
	}
	#search-form1 {
		width: 320px;
	}
	#search-form1 #keywords {
		width: 235px;
	}
}
@media only screen and (max-width: 320px){
	/* 宽度小于320*/
	#about {
		padding-top: 30px;
	}
	.cover_bg {
		height: 500px;
	}
	.coverflow .swiper-slide {
		width: 220px;
		height: 138px;
	}
	.libao_list {
		padding-bottom: 32.25%;
	}
	#search-form1 {
		width: 270px;
	}
	#search-form1 #keywords {
		width: 185px;
	}
	.copyright {
		margin-bottom: 50px;
	}
}