.nav_class2 .main{
    justify-content: center;
    gap: 1.52rem;
}

.about_name{
    width: 100%;
    text-align: center;
    font-family: Poppins-Bold;
    font-weight: bold;
    font-size: 0.5rem;
    color: #0D2240;
}






.scale_box{
    padding-top: 1rem;
    box-sizing: border-box;
}
.scale_txt{
    width: 16rem;
    margin: 0.4rem auto 0.94rem;
    font-family: Poppins-Light;
    font-weight: 300;
    font-size: 0.18rem;
    color: #000000;
    line-height: 0.35rem;
    text-align: center;
}
.scale_num{
    width: 16rem;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
}
.scale_num .stat-item{
    width: 4.66rem;
    /* height: 1.71rem; */
    padding-bottom: 0.32rem;
    border-bottom: 0.01rem solid #C4C4C4;
}
.scale_num .stat-item .scroll_num{
    font-family: Montserrat-Light;
    font-weight: 300;
    font-size: 0.8rem;
    color: #FB8C00;
}
.scale_num .stat-item .stat-unit{
    font-family: Montserrat-Light;
    font-weight: 300;
    font-size: 0.3rem;
    color: #FB8C00;
}
.scale_num .stat-item .stat-title{
    font-family: Poppins-Regular;
    font-weight: 400;
    font-size: 0.18rem;
    color: #656363;
    margin-top: 0.13rem;
}




.city_box{
    width: 100%;
    min-height: 8.4rem;
    padding-top: 1.3rem;
    box-sizing: border-box;
    background: url(../img/about/city_bg.png) center bottom no-repeat;
    background-size: cover;
}
.city_box .city_txt{
    width: 100%;
    text-align: center;
    margin-top: 0.1rem;
    font-family: Poppins-Regular;
    font-weight: 400;
    font-size: 0.25rem;
    color: #000000;
}
.city_box .city_body{
    width: 16rem;
    margin: 0.49rem auto 0;
}
.city_body .tab_but{
    display: flex;
    justify-content: center;
    gap: 0.3rem;
}
.city_body .tab_but .but_item{
    padding: 0.1rem 0.3rem 0.1rem 0.18rem;
    box-sizing: border-box;
    border-radius: 0.05rem;
    border: 0.01rem solid #FB8C00;
    font-family: Poppins-Regular;
    font-weight: 400;
    font-size: 0.25rem;
    color: #0D2240;
    display: flex;
    align-items: center;
    cursor: pointer;
}
.city_body .tab_but .but_item img{
    width: 0.36rem;
    height: 0.36rem;
    margin-right: 0.03rem;
}
.city_body .tab_but .but_item.act{
    background: #FB8C00;
    color: #fff;
}
.city_body .tab_but .but_item.act img{
    filter: brightness(0) invert(1);
}
.city_body .tab_box .box_item{
    position: relative;
    display: none;
}
.city_body .tab_box .box_item.on{
    display: block;
}

.city_body .tab_box .images_Swiper{
    padding-top: 0.75rem;
    box-sizing: border-box;
}
.images_Swiper .images_item{
    width: 3.81rem;
    height: auto;
}
.images_Swiper .images_item .images_img{
    width: 100%;
    height: 2.51rem;
    border-radius: 0.1rem;
    overflow: hidden;
    margin-bottom: 0.23rem;
}
.images_Swiper .images_item .images_img img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.images_Swiper .images_item .images_txt{
    width: 100%;
    text-align: center;
    font-family: Poppins-Regular;
    font-weight: 400;
    font-size: 0.2rem;
    color: #000000;
}
.box_item .swiper-button-next,
.box_item .swiper-button-prev{
    width: 0.52rem;
    height: 0.53rem;
    background: #0D2240;
    border-radius: 0.05rem;
    opacity: 1;
    /* top: 1.74rem; */
    z-index: 9;
}
.box_item .swiper-button-next::after,
.box_item .swiper-button-prev::after{
    display: none;
}
.box_item .swiper-button-next{
    right: -0.83rem;
}
.box_item .swiper-button-prev{
    left: -0.83rem;
}
.box_item .swiper-button-next:hover,
.box_item .swiper-button-prev:hover{
    background: #FB8C00;
}

.city_body .tab_box .video_Swiper{
    padding-top: 0.75rem;
    box-sizing: border-box;
    padding-bottom: 1.09rem;
}

.city_body .tab_box .video-next,
.city_body .tab_box .video-prev{
    top: 3.4rem;
}
















.units_box{
    padding-top: 1.06rem;
    box-sizing: border-box;
}
.units_body{
    width: 16rem;
    margin: 0.88rem auto 1.27rem;
    display: flex;
    gap: 0.66rem;
}
.units_body .units_item{
    width: 3.5rem;
    height: 2.28rem;
    border-radius: 0.2rem;
    background: url(../img/about/units_bg.png) center no-repeat;
    background-size: cover;
    display: flex;
    flex-wrap: wrap;
    align-content: center;
    cursor: pointer;
}
.units_body .units_item .units_num{
    width: 100%;
    display: flex;
    justify-content: center;
    font-family: Poppins-Regular;
    font-weight: 400;
    font-size: 0.35rem;
    color: #FB8C00;
    align-items: baseline;
}
.units_body .units_item .units_num b{
    font-family: Poppins-Bold;
    font-weight: bold;
    font-size: 1rem;
    color: #FB8C00;
    line-height: 1.4;
    margin-right: 0.17rem;
}
.units_body .units_item .units_txt{
    width: 100%;
    padding-left: 0.71rem;
    box-sizing: border-box;
    font-family: Poppins-Regular;
    font-weight: 400;
    font-size: 0.2rem;
    color: #555555;
    height: auto;
}
.units_body .units_item:hover .units_txt{
    color: #FB8C00;
}







.system_box{
    padding-bottom: 1.34rem;
    box-sizing: border-box;
}
.system_txt{
    width: 100%;
    text-align: center;
    margin-top: 0.1rem;
    font-family: Poppins-Light;
    font-weight: 300;
    font-size: 0.25rem;
    color: #0D2240;
}
.system_list{
    width: 16rem;
    display: flex;
    gap: 0.34rem;
    margin: 0.88rem auto 1.12rem;
}
.system_list .system_item{
    width: 3.73rem;
    height: auto;
    cursor: pointer;
}
.system_list .system_item .system_img{
    width: 100%;
    height: 2.45rem;
    border: 0.01rem solid #E5E5E5;
    /*padding: 0.18rem;*/
    box-sizing: border-box;
    margin-bottom: 0.2rem;
    overflow: hidden;
}
.system_list .system_item .system_txt{
    width: 100%;
    text-align: center;
    font-family: Poppins-Regular;
    font-weight: 400;
    font-size: 0.18rem;
    color: #0D2240;
    line-height: 0.25rem;
}
.system_list .system_item:hover .system_img{
    border: 0.01rem solid #FB8C00;
}
.system_list .system_item:hover .system_txt{
    color: #FB8C00;
}










.view_body{
    padding: 0.67rem 0 0.58rem;
    box-sizing: border-box;
}
.view_txt{
    margin-top: 0.63rem;
    margin-bottom: 0.56rem;
}
.view_txt .view_title{
    width: 100%;
    font-family: Poppins-Bold;
    font-weight: bold;
    font-size: 0.3rem;
    color: #0D2240;
    margin-bottom: 0.13rem;
}
.view_txt .view_cont{
    width: 100%;
    font-family: Poppins-Regular;
    font-weight: 400;
    font-size: 0.2rem;
    color: #555555;
    line-height: 0.3rem;
} 
.view_txt .view_cont p{
    font-family: Poppins-Regular;
    font-weight: 400;
    font-size: 0.2rem;
    color: #555555;
    line-height: 0.3rem;
}
.view_list{
    margin-bottom: 0.84rem;
}
.view_list .view_name{
    font-family: Poppins-Medium;
    font-weight: 500;
    font-size: 0.25rem;
    color: #0D2240;
    margin-bottom: 0.38rem;
    display: flex;
    align-items: center;
}
.view_list .view_name img{
    width: 0.26rem;
    height: 0.26rem;
    margin-right: 0.08rem;
}
.view_list .images_ul{
    display: flex;
    flex-wrap: wrap;
    gap: 0.29rem;
}
.view_list .images_ul .images_li{
    width: 3.78rem;
    height: 2.13rem;
    overflow: hidden;
}
.view_list .images_ul .images_li img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.view_list .video_ul{
    display: flex;
    flex-wrap: wrap;
    gap: 0.37rem;
}
.view_list .video_ul .product_video_item{
    width: 2.9rem;
}






.branding_body{
    padding: 1rem 0 1.3rem;
    box-sizing: border-box;
    background: url(../img/about/branding_bg.png) center no-repeat;
    background-size: contain;
}
.branding_body .branding_list{
    display: flex;
    flex-wrap: wrap;
    margin-top: 0.66rem;
    gap: 0.28rem;
}
.branding_body .branding_list .branding_li{
    width: 2.43rem;
    height: 0.81rem;
    background: #FFFFFF;
    box-shadow: 0rem 0rem 0.2rem 0.01rem rgba(0,0,0,0.03);
    border-radius: 0.1rem;
    border: 0.01rem solid #EAEAEA;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}







.why_body{
    padding: 1rem 0 1.47rem;
    box-sizing: border-box;
}
.why_list{
    margin-top: 0.89rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}
.why_list .why_item{
    width: calc(50% - 0.2rem);
    min-height: 1.7rem;
    padding: 0.4rem 0.7rem 0.4rem 0.62rem;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    background: #F4F4F4;
    border-radius: 0.1rem;
    /*cursor: pointer;*/
}
.why_list .why_item .why_img{
    width: 0.7rem;
    height: 0.7rem;
    background: #0D2240;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 50%;
    position: relative;
    margin-right: 0.27rem;
}
.why_list .why_item .why_img img{
    width: 0.33rem;
    height: 0.33rem;
    object-fit: contain;
}
.why_list .why_item .why_img::before{
    content: "";
    position: absolute;
    width: 0.9rem;
    height: 0.9rem;
    border: 0.01rem dashed #0C2240;
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
}
.why_list .why_item .why_txt{
    width: calc(100% - 0.97rem);
}
.why_list .why_item .why_txt .why_title{
    font-family: Poppins-SemiBold;
    font-weight: 600;
    font-size: 0.25rem;
    color: #0D2240;
    margin-bottom: 0.06rem;
}
.why_list .why_item .why_txt .why_cont{
    font-family: Poppins-Regular;
    font-weight: 400;
    font-size: 0.18rem;
    color: #0D2240;
    line-height: 0.2rem;
}
.why_list .why_item:hover{
    background: #fff;
    box-shadow: 0rem 0rem 0.3rem 0.01rem rgba(0,0,0,0.08);
}
.why_list .why_item:hover .why_img{
    background: #FB8C00;
}
.why_list .why_item:hover .why_img::before{
    border-color: #FB8C00;
}
.why_list .why_item:hover .why_txt .why_title,
.why_list .why_item:hover .why_txt .why_cont{
    color: #FB8C00;
}


.why_article{
    max-width: 14.1rem;
    margin: 0.89rem auto 0.7rem;
    font-family: Poppins-Regular;
    font-weight: 400;
    font-size: 0.25rem;
    color: #0D2240;
    line-height: 0.4rem;
    text-align: center;
}
.why_article p{
    font-family: Poppins-Regular;
    font-weight: 400;
    font-size: 0.25rem;
    color: #0D2240;
    line-height: 0.4rem;
    text-align: center;
}


.why_images{
    width: 14.2rem;
    margin: 0 auto;
    display: flex;
    flex-wrap: nowrap;
    gap: 0.8rem;
}
.why_images .why_images_li{
    width: 2.95rem;
    height: 2.95rem;
    position: relative;
    /*cursor: pointer;*/
    bottom: 0;
    transition: bottom 0.5s;
}
.why_images .why_images_li::after{
    content: "";
    position: absolute;
    width: 3.25rem;
    height: 3.25rem;
    border: 0.01rem solid #FB8C00;
    top: -0.15rem;
    left: -0.15rem;
    border-radius: 50%;
    opacity: 0;
}
.why_images .why_images_li:hover{
    bottom: 0.15rem;
}
.why_images .why_images_li:hover::after{
    opacity: 1;
}
.why_images .why_images_li::before{
    content: "";
    position: absolute;
    width: 2.46rem;
    height: 0.22rem;
    background: url(../img/about/why_icon.png) center no-repeat;
    background-size: auto 200%;
    bottom: -0.42rem;
    left: 50%;
    transform: translateX(-50%);
}
.why_images .why_images_li:hover::before{
    bottom: -0.57rem;
}
.why_images .why_images_li .why_images_img{
    width: 2.96rem;
    height: 2.96rem;
    overflow: hidden;
    border-radius: 50%;
}
.why_images .why_images_li .why_images_img img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}







.logo_body{
	width: 100%;
	height: 9rem;
	padding-top: 1rem;
	box-sizing: border-box;
	background: #fff url(../img/index/logo_bg.png) center bottom no-repeat;
	background-size: cover;
}
.logo_body .logo_list{
	width: 16rem;
	height: 7.18rem;
	margin: 0 auto;
	display: flex;
	justify-content: space-between;
	align-items: center;
}
.logo_body .logo_list .logo_cn{
	width: 1.98rem;
	height: 1.98rem;
	border-radius: 50%;
	position: relative;
}
.logo_body .logo_list .logo_cn .logo_img{
	width: 1.98rem;
	height: 1.98rem;
	background: #FB8C00;
	border-radius: 50%;
	display: flex;
	justify-content: center;
	align-items: center;
	position: relative;
	z-index: 9;
	cursor: pointer;
}
.logo_body .logo_list .logo_cn:before,
.logo_body .logo_list .logo_cn:after{
	content: '';
	position: absolute;
	top: 50%;
	left: 50%;
	border-radius: 50%;
	width: 1.98rem;
	height: 1.98rem;
	background-color: #FB8C00;
	transform: translate(-50%, -50%);
}
.logo_body .logo_list .logo_cn:before {
	z-index: 4;
	opacity: 0.2;
	animation: dot 3s .75s infinite;
}

.logo_body .logo_list .logo_cn:after {
	z-index: 3;
	opacity: 0.03;
	animation: dot 3s infinite;
}
@keyframes dot {
	0% {
		width: 2.66rem;
		height: 2.66rem;
		opacity: .2;
	}

	100% {
		width: 3.86rem;
		height: 3.86rem;
		opacity: 0;
	}
}
.logo_body .logo_list .logo_fl,
.logo_body .logo_list .logo_fr{
	width: 6.07rem;
	height: 100%;
	position: relative;
}
.logo_body .logo_list .logo_item{
	width: 2.4rem;
	height: 0.8rem;
	background: #fff;
	box-shadow: 0rem 0rem 0.2rem 0.01rem rgba(0,0,0,0.03);
	border-radius: 0.1rem;
	border: 0.01rem solid #EAEAEA;
	position: absolute;
	overflow: hidden;
}
.logo_body .logo_list .logo_item img{
	width: 100%;
	height: 100%;
	object-fit: cover;
}
.logo_body .logo_list .logo_fl .logo_item:nth-child(1){
	left: 0;
	top: 2.24rem;
}

.logo_body .logo_list .logo_fl .logo_item:nth-child(2){
	right: 0;
	top: 1.71rem;
}

.logo_body .logo_list .logo_fl .logo_item:nth-child(3){
	left: 2.13rem;
	top: 3.63rem;
}

.logo_body .logo_list .logo_fl .logo_item:nth-child(4){
	left: 0;
	top: 4.8rem;
}

.logo_body .logo_list .logo_fl .logo_item:nth-child(5){
	right: 0;
	top: 5.55rem;
}
.logo_body .logo_list .logo_fl .logo_item:nth-child(6){
	top: 6rem;
    left: 1rem;
}
.logo_body .logo_list .logo_fl .logo_item:nth-child(7){
	left: 1rem;
    top: 0.4rem;
}
.logo_body .logo_list .logo_fr .logo_item:nth-child(1){
	left: 0;
	top: 1.71rem;
}

.logo_body .logo_list .logo_fr .logo_item:nth-child(2){
	right: 0;
	top: 2.24rem;
}

.logo_body .logo_list .logo_fr .logo_item:nth-child(3){
	left: 1.56rem;
	top: 3.63rem;
}

.logo_body .logo_list .logo_fr .logo_item:nth-child(4){
	left: 0;
	top: 5.55rem;
}

.logo_body .logo_list .logo_fr .logo_item:nth-child(5){
	right: 0;
	top: 4.8rem;
}
.logo_body .logo_list .logo_fr .logo_item:nth-child(6){
	top: 6rem;
    right: 1rem;
}
.logo_body .logo_list .logo_fr .logo_item:nth-child(7){
	right: 1rem;
    top: 0.4rem;
}










.jieshao{
    padding: 1rem 0 1.35rem;
    box-sizing: border-box;
    background: #fff;
}
.jieshao .main{
    margin-top: 0.78rem;
    display: flex;
    justify-content: space-between;
}
.jieshao .jieshao_img{
    width: 7.8rem;
    height: 4.8rem;
    border-radius: 0.3rem;
    overflow: hidden;
}
.jieshao .jieshao_txt{
    width: 7.3rem;
}
.jieshao .jieshao_txt .jieshao_title{
    margin-top: 0.44rem;
    margin-bottom: 0.33rem;
    font-family: Poppins-Bold;
    font-weight: bold;
    font-size: 0.35rem;
    color: #000000;
    display: flex;
    align-items: center;
}
.jieshao .jieshao_txt .jieshao_title img{
    width: 0.44rem;
    height: 0.48rem;
    object-fit: contain;
    margin-right: 0.16rem;
}
.jieshao .jieshao_txt .jieshao_cont,
.jieshao .jieshao_txt .jieshao_cont p{
    font-family: Poppins-Regular;
    font-weight: 400;
    font-size: 0.2rem;
    color: #000000;
    line-height: 0.4rem;
}
.jieshao .jieshao_txt .jieshao_key{
    margin-top: 0.33rem;
    font-family: Poppins-Light;
    font-weight: 300;
    font-size: 0.38rem;
    color: #FB8C00;
    line-height: 0.55rem;
}





.share{
    height: 7.7rem;
}
.share .share_bg{
    position: fixed;
    width: 100%;
    z-index: -1;
    top: 0;
    display: flex;
    justify-content: center;
}
.share .share_box{
    width: 16rem;
    margin: 0 auto;
    padding-top: 1.71rem;
}
.share .share_box .about_name{
    color: #fff;
}
.share .share_box .share_txt{
    width: 100%;
    text-align: center;
    font-family: Poppins-Medium;
    font-weight: 500;
    font-size: 0.25rem;
    color: #FB8C00;
}

.share .share_box .share_num{
    display: flex;
    flex-wrap: wrap;
    margin-top: 0.8rem;
}
.share .share_box .share_num .stat-value{
    width: 2.21rem;
    display: flex;
    position: relative;
    padding-left: 0.36rem;
    box-sizing: border-box;
    align-items: baseline;
    margin-right: 2.38rem;
    margin-bottom: 0.52rem;
}
.share .share_box .share_num .stat-value:nth-child(4n){
    margin-right: 0;
}
.share .share_box .share_num .stat-value::before{
    content: "";
    position: absolute;
    width: 0.07rem;
    height: 0.55rem;
    background: #FB8C00;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
}
.share .share_box .share_num .stat-value .stat_key{
    font-family: Poppins-Regular;
    font-weight: lighter;
    font-size: 0.35rem;
    color: #FFFFFF;
    line-height: 0.94rem;
}
.share .share_box .share_num .stat-value .stat_shu{
    font-family: Poppins-Bold;
    font-weight: bold;
    font-size: 0.57rem;
    color: #FFFFFF;
    line-height: 0.94rem;
    display: flex;
    margin-left: 0.06rem;
}
.share .share_box .share_num .stat-value .stat_shu span{
    min-width: 0.7rem;
    display: block;
    font-family: Poppins-Bold;
}





.licheng{
    min-height: 7.5rem;
    background: #FDFDFB;
    padding-top: 1.33rem;
    box-sizing: border-box;
}
.licheng .main{
    margin-top: 0.55rem;
}
.content-container {
    width: 14.8rem;
    position: relative;
    height: auto;
    overflow: hidden;
    margin:0 auto 0.44rem;
}

.content-slider {
    display: flex;
    height: 100%;
    transition: transform 0.3s ease;
}

.body_list {
    flex: 0 0 100%;
    min-height: 2.27rem;
    background: rgba(255,255,255,0.94);
    border-radius: 0.04rem;
    border: 0.01rem solid #FB8C00;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.4rem 0.4rem 0.57rem 0.4rem;
    box-sizing: border-box;
    gap: 0.34rem;
}
.body_list .content_box{
    width: 2.36rem;
}
.body_list .content_box .content_text {
    font-family: Poppins-Bold;
    font-weight: bold;
    font-size: 0.45rem;
    color: #FB8C00;
    line-height: 0.55rem;
}

.body_list .content_txt {
    flex: 1;
    max-width: 11.6rem;
}

.body_list .content_txt ul {
    font-size: 0.16rem;
    line-height: 200%;
    text-align: left;
    font-weight: normal;
    margin-bottom: 0.2rem;
}

.body_list .content_txt ul li {
    font-family: Poppins-Regular;
    font-weight: 400;
    font-size: 0.2rem;
    color: #0D2240;
    line-height: 0.35rem;
}



/* 涓嬫柟閫夋嫨鎸夐挳鍖哄煙 */
.tab-container {
    margin: 0 auto;
    position: relative;
    width: 100%;
    display: flex;
    align-items: center;
}

.tab-container::before {
    position: absolute;
    content: "";
    width: 100%;
    height: 0.01rem;
    background: linear-gradient( 45deg, #FFFFFF 0%, rgba(178,178,178,0) 0%, rgba(178,178,178,0.4) 10%, #B2B2B2 49%, rgba(178,178,178,0.4) 85%, rgba(178,178,178,0) 100%);
}

.tab-wrapper {
    overflow: hidden;
    position: relative;
    width: calc(100% - 1.04rem);
    margin: 0 auto;
}

.tab-slider {
    display: flex;
    transition: transform 0.3s ease;
    will-change: transform;
    position: relative;
}

.tab-slide {
    flex: 0 0 auto;
    cursor: pointer;
    width: 2.5rem;
    position: relative;
    display: flex;
    flex-wrap: wrap;
    justify-items: center;
    padding-top: 0.53rem;
}
.tab-slide i{
    display: block;
    width: 0.12rem;
    height: 0.12rem;
    border-radius: 50%;
    background: #C0C0C0;
    position: relative;
    margin: 0 auto;
}
.tab-slide i::before {
    position: absolute;
    content: "";
    width: 0.25rem;
    height: 0.25rem;
    background: #C0C0C0;
    opacity: 0.2;
    bottom: 50%;
    left: 50%;
    transform: translate(-50%,50%);
    transition: all .5s;
    -moz-transition: all .5s;
    -webkit-transition: all .5s;
    -o-transition: all .5s;
    border-radius: 50%;
}
.tab-slide i::after {
    position: absolute;
    content: "";
    width: 0.4rem;
    height: 0.4rem;
    background: #C0C0C0;
    opacity: 0.1;
    bottom: 50%;
    left: 50%;
    transform: translate(-50%,50%);
    transition: all .5s;
    -moz-transition: all .5s;
    -webkit-transition: all .5s;
    -o-transition: all .5s;
    border-radius: 50%;
}
.tab-slide span{
    width: 100%;
    margin-top: 0.27rem;
    text-align: center;
    font-family: Poppins-Bold;
    font-weight: bold;
    font-size: 0.16rem;
    color: #3D3D3D;
}
.tab-slide.active i,
.tab-slide.active i::before,
.tab-slide.active i::after{
    background: #FB8C00;
}

.tab-slide.active span{
    color: #FB8C00;
}






/* 瀵艰埅绠ご */
.nav-arrow {
    width: 0.52rem;
    height: 0.52rem;
    background: #0D2240;
    border-radius: 0.05rem;
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    transition: all 0.5s;
    background: #A5A5A5;
    cursor: pointer;
    border: none;
}

.nav-arrow:hover {
    background: #FB8C00;
}

.nav-arrow.prev {
    left: 0;
}

.nav-arrow.next {
    right: 0;
}

.nav-arrow img {
    width: 0.1rem;
    height: auto;
}
.nav-arrow img.train{
    width: 0.4rem;
}











.future{
    background: #fff;
    padding: 1rem 0 1.55rem;
    box-sizing: border-box;
}
.future .future_box{
    width: 100%;
    height: auto;
    position: relative;
    margin-top: 0.77rem;
    padding: 0.38rem 1.79rem;
    box-sizing: border-box;
}
.future .future_box .future_fl,
.future .future_box .future_fr{
    width: 0.9rem;
    height: 0.86rem;
    position: absolute;
}
.future .future_box .future_fl{
    top: 0;
    left: 0;
}
.future .future_box .future_fr{
    right: 0;
    bottom: 0;
}
.future .future_box .future_cont{
    width: 12.42rem;
    font-family: Poppins-Regular;
    font-weight: 400;
    font-size: 0.25rem;
    color: #757575;
    line-height: 0.45rem;
    text-align: center;
}
.future .future_box .future_cont p{
    font-family: Poppins-Regular;
    font-weight: 400;
    font-size: 0.25rem;
    color: #757575;
    line-height: 0.45rem;
    text-align: center;
}













@media (max-width: 1042px) {
    .scale_txt{
        width: 94%;
        font-size: 0.26rem;
        line-height: 1.5;
        margin: 0.3rem auto;
    }
    .system_txt{
        width: 94%;
        font-size: 0.26rem;
        line-height: 1.5;
        margin: 0 auto;
    }
    .scale_num{
        width: 100%;
        display: block;
    }
    .scale_num .stat-item{
        width: 94%;
        margin: 0 auto;
        padding: 0.32rem 0;
    }
    .scale_num .stat-item .scroll_num{
        
    }
    .scale_num .stat-item .stat-title{
        font-size: 0.3rem;
        line-height: 1.2;
    }
    
    
    .city_box .city_body{
        width: 94%;
    }
    
    
    .city_box{
        height: auto;
        min-height: auto;
        padding: 0.6rem 0;
    }
    .images_Swiper .images_item .images_txt{
        font-size: 0.26rem;
    }
    
    
    .units_body{
        width: 94%;
        flex-wrap: wrap;
        gap: 0.2rem;
    }
    .units_body .units_item{
        width: calc(50% - 0.1rem);
    }
    .units_body .units_item .units_txt{
        font-size: 0.26rem;
    }
    
    
    
    .system_list{
        width: 94%;
        flex-wrap: wrap;
        gap: 0.2rem;
    }
    .system_list .system_item{
        width: calc(50% - 0.1rem);
    }
    .system_list .system_item .system_txt{
        font-size: 0.26rem;
        line-height: 1.2;
    }
}







@media (max-width: 1042px) {
    .branding_body .branding_list .branding_li{
        width: calc(50% - 0.14rem);
        height: auto;
    }
    
    
    .why_list .why_item{
        width: 100%;
    }
    .why_list .why_item .why_txt .why_title{
        font-size: 0.32rem;
    }
    .why_list .why_item .why_txt .why_cont{
        font-size: 0.26rem;
        line-height: 1.2;
    }
    
    
    .why_images{
        width: 100%;
        flex-wrap: wrap;
    }
    
    
    
    
    
    .logo_body{
        background-size: cover;
        height: 10.54rem;
    }
    .logo_body .logo_list{
        width: 100%;
        margin-top: 0.4rem;
        height: 6rem;
    }
     .logo_body .logo_list .logo_fl .logo_item:nth-child(1){
    	left: 1.2rem;
    	top: 0;
    }
    
    .logo_body .logo_list .logo_fl .logo_item:nth-child(2){
    	left: 0.4rem;
    	top: 1rem;
    }
    
    .logo_body .logo_list .logo_fl .logo_item:nth-child(3){
    	left: 0.2rem;
    	top: 2rem;
    }
    
    .logo_body .logo_list .logo_fl .logo_item:nth-child(4){
    	left: 0;
    	top: 3rem;
    }
    
    .logo_body .logo_list .logo_fl .logo_item:nth-child(5){
    	left: 0.2rem;
    	top: 4rem;
    }
    .logo_body .logo_list .logo_fl .logo_item:nth-child(6){
    	left: 0.4rem;
    	top: 5rem;
    }
    .logo_body .logo_list .logo_fl .logo_item:nth-child(7){
    	left: 1.2rem;
    	top: 6rem;
    }
    .logo_body .logo_list .logo_fr .logo_item:nth-child(1){
    	right: 1.2rem;
    	top: 0rem;
    	left: auto;
    }
    
    .logo_body .logo_list .logo_fr .logo_item:nth-child(2){
    	right: 0.4rem;
    	top: 1rem;
    }
    
    .logo_body .logo_list .logo_fr .logo_item:nth-child(3){
    	right: 0.2rem;
    	left: auto;
    	top: 2rem;
    }
    
    .logo_body .logo_list .logo_fr .logo_item:nth-child(4){
    	left: auto;
    	right: 0;
    	top: 3rem;
    }
    
    .logo_body .logo_list .logo_fr .logo_item:nth-child(5){
    	right: 0.2rem;
    	top: 4rem;
    }
    .logo_body .logo_list .logo_fr .logo_item:nth-child(6){
    	left: auto;
    	right: 0.4rem;
    	top: 5rem;
    }
    
    .logo_body .logo_list .logo_fr .logo_item:nth-child(7){
    	right: 1.2rem;
    	top: 6rem;
    }
    
    
    
    
    
    
    
    
    
    .jieshao .main{
        flex-wrap: wrap;
    }
    .jieshao .jieshao_txt .jieshao_title{
        font-size: 0.38rem;
    }
    .jieshao .jieshao_txt .jieshao_cont, .jieshao .jieshao_txt .jieshao_cont p{
        font-size: 0.26rem;
    }
    
    
    
    
    .share{
        position: relative;
        height: auto;
    }
    .share .share_bg{
        position: absolute;
        height: 100%;
    }
    .share .share_box{
        width: 94%;
        padding-top: 0.8rem;
    }
    .share .share_box .share_num .stat-value{
        width: 50%;
        margin-right: 0;
    }
    
    
    
    
    
    .content-container{
        width: 100%;
        margin-bottom: 0;
    }
    .tab-container::before{
        height: 1px;
    }
    .body_list{
        flex-wrap: wrap;
        gap: 0;
        align-content: center;
    }
    .body_list .content_box{
        width: 100%;
        margin-bottom: 0.2rem;
    }
    .body_list .content_txt ul li{
        font-size: 0.26rem;
        line-height: 1.4;
    }
    
    .future .future_box .future_cont{
        width: 100%;
    }
    
    
    .tab-slide{
        width: 1rem;
        padding-top: 0.8rem;
    }
    
    
    
    .future .future_box{
        padding: 0.2rem 0.4rem;
        margin-top: 0.2rem;
    }
    .future .future_box .future_fl, 
    .future .future_box .future_fr{
        width: 0.6rem;
        height: 0.58rem;
    }
    .future .future_box .future_cont p{
        font-size: 0.26rem;
        line-height: 1.4;
    }
    
    
    
    
    
    .view_list .images_ul .images_li{
        width: calc(50% - 0.15rem);
    }
    .view_list .video_ul .product_video_item{
        width: calc(50% - 0.19rem);
    }
}