@media(max-width:768px) {
.header_box .collapse,
	.container_idx,
	.server_box,
	.i_about_box .left,
	.container {
		width: 100%;

	}

	.container {
		padding-right: 10px;
		padding-left: 10px;
	}

	.xl_left_img,
	.i_about_box .left:nth-child(2),
	.footer_txt {
		display: none;
	}

	.hidden-md {
		display: block;
	}

	.header_box {
		padding: 0 0 10px;
	}

	.logo {
		width: 190px;
		padding: 0;
	}
.header_box .navbar-header {
    width: 100%;
    margin: 0;
}
	.navbar-nav>li>a {
		padding-top: 10px;
		padding-bottom: 10px;
		text-align: center;
	}

	.slider.swiper-container {
		margin-top: 70px;
	}

	.swiper-button-next:after,
	.swiper-button-prev:after {

		font-size: 20px;
	}

	.navbar-default .navbar-collapse,
	.navbar-default .navbar-form {
		border: 0;
	}

	.navbar-default .navbar-toggle {
		border: 0;
		margin: 20px;
		background: none;
	}

	.navbar-default .navbar-toggle:focus,
	.navbar-default .navbar-toggle:hover {
		background: none;
	}

	.xl_right_txt .swiper-slide {
		height: auto;
	}

	.xl_right_txt {
		height: auto;
		width: 100%;
	}

	.xl_right_txt .swiper-slide {
		padding: 0 20px;
	}

	.i_xl_img {
		padding: 15px 40px 30px;
	}

	.n_type_box li {
		width: 14%;
		padding: 0;
	}

	.n_type_box ul {
		width: 100%;
	}

	.n_banner {
		margin-top: 75px;
		height: 140px;
		background-size: cover;
		background-position: right;
	}

	.n_banner_txt {
		top: 40px;
	}

	.n_banner_txt h4 {
		font-size: 20px;
	}

	.n_banner_txt p {
		letter-spacing: 3px;
		font-size: 12px;
		color: #999;
		margin-top: -9px;

	}

	.n_banner .container {
		height: auto;
	}

	.tit h2 {
		font-size: 22px;
	}

	.tit p {
		letter-spacing: 5px;
		font-size: 15px;
	}

	.i_dingzhi p {
		font-size: 24px;
	}

	.btn_more {
		padding: 5px 35px;
	}

	.i_dingzhi {
		margin: 0;
		padding: 25px;
	}

	.i_about_box .i_about_txt {
		padding: 0;
	}

	.i_about_txt p.jj {
		line-height: 24px;
		margin-top: 0;
		font-size: 14px;
	}

	.i_about_li {
		margin: 15px 0;
	}

	.xl_right_txt .swiper-container-horizontal>.swiper-pagination-bullets,
	.xl_right_txt .swiper-pagination-custom,
	.xl_right_txt .swiper-pagination-fraction {
		bottom: 9%;
	}

	.n_type_box {
		text-align: center;
		margin: -5px auto;
	}

	.i_product_xl {
		margin: 0px 0 15px;
	}

	.i_about_box.n {
		margin: 0;
	}

	.tabs a {
		width: 18%;
		padding: 5px;
		font-size: 12px;
		border-bottom: 1px solid #fafafa;
	}

	.about_fz_txt,
	.about_fz_con .left:nth-child(1) {
		width: 100%;
	}

	.about_fz_txt {
		padding: 10px 0 50px 10px;
	}

	.about_fz_txt span {
		bottom: -56px;
		font-size: 132px;
	}

	.about_fz_box {
		margin-bottom: 0px;
	}

	.about_fz_box {
		padding-top: 1px;
	}

	.product_li {
		width: 49%;
	}

	.product_li:nth-child(2n+2) {
		margin-right: 0;
	}

	.n_prod_type {
		padding: 10px;
		margin: 15px 0;
		background-color: #fff;
		box-shadow: 0 0 5px 0px rgb(0 0 0 / 10%);
	}

	.n_prod_type_li li {
		float: left;
		margin-right: 10px;
		margin-bottom: 10px;
		font-size: 14px;
	}

	.n_prod_type_li li a p {
		margin: 0;
	}

	.copyright {
		color: #fff;
		background: #1d1d1d;
		margin: 0;
		padding: 7px;
		font-size: 12px;
	}

	.zhaoshang_ul {
		margin: 10px;
	}

	.zhaoshang_ul li {
		width: 33.33%;
		padding-left: 0;
		text-align: center;
	}

	.zhaoshang_ul li div {
		margin-left: 0;
	}

	.zhaoshang_ul li div b {
		margin-bottom: 0;
		font-size: 16px;
	}

	.zhaoshang_ul li div p {
		font-size: 12px;
	}

	.zhaoshang_ul li span {
		width: 40px;
		height: 40px;
		margin: 4px auto;
		float: initial;
	}

	.jiameng_form .i_about_box .left {
		width: 100%;
	}

	.jiameng_form .i_about_box .left:nth-child(2) {
		display: block;
	}

	.jiameng_form .i_about_box .left.bg_style {

		height: 23rem;
	}

	.jiameng_form .i_about_box .left {
		height: auto;
	}

	.jiameng_form_left {
		background: rgb(255 235 221);
		padding: 0 10px;
	}

	.zhaoshang_form li input[type="text"] {
		padding: 0 10px;
		font-size: 13px;
	}

	.zhaoshang_form li>div {
		height: 40px;
	}

	.zhaoshang_form li {
		margin-top: 10px;
		padding-left: 0;
	}

	.zhaoshang_form {
		margin-left: 0;
	}

	.zhaoshang_form li:nth-child(1),
	.zhaoshang_form li:nth-child(2) {
		width: 49%;
	}

	.zhaoshang_form li:nth-child(1) {
		margin-right: 2%;
	}

	.zhaoshang_form li textarea {
		width: 100%;
		height: 100px;
		padding: 10px;
		font-size: 13px;
	}

	.jiameng_sbt {
		height: 42px;
		line-height: 42px;
		border: 1px solid #ffdbc2;
		background: rgb(255 140 61 / 17%);
		color: #ff700c;
		margin: 10px 0;
		font-size: 13px;
	}

	.youshi_div {
		padding: 0px 10px;
		margin-bottom: 10px;
	}

	.ys_li .text_div {
		padding: 10px 0 0 15px;
	}

	.ys_li .text h2 {
		font-size: 20px;
		margin: 10px 0;
		color: #ff6900;
		font-weight: bold;
	}

	.ys_li .text h3 {
		margin: 16px 0;
		position: relative;
		font-size: 20px;
	}

	.cont_txt .tit::before,
	.ys_li .text h3:before {
		bottom: -13px;
	}

	.ys_li .left.bg,
	.ys_li .left {
		height: 300px;
	}

	.ys_tit {
		margin: 35px 0;
	}

	.n_news_box .n_type_box li {
		width: 20%;
		padding: 5px;
	}

	.n_news_box {
		margin: 20px 0 35px;
	}

	.contact_box .left.cont_txt {
		width: 100%;
		padding: 10px;
	}

	.cont_form {
		padding: 0 0;
		width: 100%;
		margin-left: 0;
	}

	.cont_form textarea,
	.cont_form input {
		width: 91%;
		padding: 9px;
		margin: 10px auto;
	}

	.contact_box {
		margin: 10px 0;
	}

	.product_top_box .right,
	.product_top_box .left {
		width: 100%;
	}

	.prod_a {
		margin: 27px 0 27px;
	}
	.news_box {
        background: #f8f8f8;
        margin: 20px 0;
        padding: 0;
    }
    .news_li{
        width: 100%;
    }
    .news_l_txt p:first-child {
        font-size: 22px;
        margin: 0;
    }
    .news_l_txt p:nth-child(2){
        font-size: 10px;
    }
    .news_r_txt h3 {
        font-size: 18px;
        margin: 0;
    margin-top: 7px;
    }
    .breadcrumb_div{
        padding: 10px 0;
    margin-bottom: 15px;
    }
    .breadcrumb{
        padding: 0;
    }.product_top_box {
    padding: 75px 0 0;
}.news_detail_tit h4 {
    font-size: 20px;
}
.n_page_div{
    
    margin-bottom: 25px;
}.news_div {
    margin: 15px 0 0;
}
.xs_footer{
    
    position: fixed;
    bottom: 0;
    width: 100%;
    background: #1d1d1d;
    z-index: 99;
}
.xs_footer li{
    float: left;
    width: 20%;
    text-align: center;
}
.xs_footer a{
    color: #fff;
    font-size: 12px;
    padding-bottom: 5px;
    display: block;
}
.xs_footer a:before{
    content: '';
    width: 25px;
    height: 25px;
    display: block;
    margin: 5px auto;
    background-size: contain;
}
.xs_footer li:nth-child(1) a:before{
    background-image: url(../images/icon_ft1.png);
}
.xs_footer li:nth-child(2) a:before{
    background-image: url(../images/icon_ft2.png);
}
.xs_footer li:nth-child(3) a:before{
    background-image: url(../images/icon_ft3.png);
}.xs_footer li:nth-child(4) a:before{
    background-image: url(../images/icon_ft4.png);
}.xs_footer li:nth-child(5) a:before{
    background-image: url(../images/icon_ft5.png);
}
.xs_xilie_div{
    
    padding: 10px;
}
.xs_xilie_li{
    float: left;
    width: 50%;
    position: relative;
    overflow: hidden;
}
.xs_xilie_li div.bg_style{
    background-size: cover;
}
.xs_xilie_li:nth-child(1) div.bg_style{
    height: 21.5rem;
    margin-right: 15px;
}
.xs_xilie_li:nth-child(2) div.bg_style{
    margin-bottom: 16px;
}
.xs_xilie_li:nth-child(2) div.bg_style,
.xs_xilie_li:nth-child(3) div.bg_style{
    height: 10rem;
}
.xs_xilie_li h2{
    font-size: 15px;
    position: absolute;
    margin: 0;
    top: 50%;
    left: 50%;
    -moz-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    -webkit-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
    text-align: center;
    color: #3e3e3e;
    opacity: .3;
}.product_li p.money {
    font-size: 15px;
    color: #FF6900;
    margin: 0;
}.product_li p:nth-child(2){
    font-size: 12px;
}
.i_news_box .news_a{
    padding: 0;
    
}
}