/* img scale */
.s_about_pic .about_pic img,
.adv_info .title,
.about_adv_right .adv_pic img,
.branche_item .branche_pic,
.about_pic_ul li .about_pic img,
.video_div .video_icon,
.cer_item .cer_pic img,
.about_num .num_item, .honor_item .pic img, .hoverItem .pic img {
	transition: all 0.5s ease;
	-webkit-transition: all 0.5s ease;
	-moz-transition: all 0.5s ease;
	-o-transition: all 0.5s ease;
}

.s_about_pic:hover .about_pic img,
.about_adv_right:hover .adv_pic img,
.about_pic_ul li:hover .about_pic img,
.honor_item:hover .pic img, .hoverItem:hover .pic img {
	transform: scale(1.08);
	-webkit-transform: scale(1.08);
	-moz-transform: scale(1.08);
	-o-transform: scale(1.08);
}

/* s_about_top */
.s_about_top {
	overflow: hidden;
	padding: 5% 0 0;
}

.s_about_pic {
	width: 49%;
}

.s_about_pic .about_pic {
	padding-bottom: 75%;
	overflow: hidden;
}

.s_about_con {
	width: 48%;
}

.s_about_con .web_th .title {
	text-transform: capitalize;
	line-height: 1.25; font-size: 36px;
}

.s_about_con .web_th .brief {
	margin-top: 20px;
	/* max-height: 17.5em;
	overflow-y: auto; */
}

@media only screen and (max-width: 1400px) {
	.s_about_con .web_th .title{font-size: 32px;}
}
@media only screen and (max-width: 1200px) {
	.s_about_con .web_th .title{font-size: 30px;}
}

@media only screen and (max-width: 950px) {
	.s_about_top {
		padding: 30px 0 0;
	}
	.s_about_con .web_th .title{font-size: 24px;}
	.s_about_con .web_th .brief {
		max-height: unset; margin-top: 14px;
	}

	.s_about_pic {
		width: 100%;
	}

	.s_about_con {
		width: 100%;
		margin-top: 20px;
	}

	.s_about_pic .about_pic {
		padding-bottom: 70%;
	}
}


/* about_num */
.s_about_num{overflow: hidden; padding-top: 16%; background-position: center; background-repeat: no-repeat; background-size: cover; margin-top: 5%; position: relative;}
.s_about_num::before{position: absolute; left: 0; top: 0; width: 100%; height: 100%; content: ''; background: rgba(0, 0, 0, 0.5); z-index: 1;}
.about_num {
	background: rgba(255, 255, 255, 0.85); position: relative; z-index: 2;
}

.about_num .num_item {
	padding: 32px 12px 30px;
	width: 34%; border-right: 1px solid #a9a9a9;
}
.about_num .num_item:nth-child(4n){border-right: 0;}

.about_num .num_row {
	position: relative;
}

.about_num .world-number {
	font-size: 48px; color: var(--commonColor); font-weight: bold; font-family: 'Open Sans-Bold';
	line-height: 1.1; text-align: center; transition: color 0.4s ease;
}

.about_num .world-number-l {
	font-size: 15px; font-weight: normal; padding-left: 58%;
	line-height: 1.25;
}

.about_num .world-tip-b {
	line-height: 1.5; font-size: 20px;
	text-align: center;
	margin-top: 10px;
	text-transform: capitalize;
}

.about_num .num_item:hover {
	background: var(--commonColor);
	color: #fff;
}
.about_num .num_item:hover .world-number{color: #fff;}

@media only screen and (max-width: 1450px) {
	.about_num .world-number {
		font-size: 42px;
	}
	.about_num .world-tip-b{font-size: 18px;}
}

@media only screen and (max-width: 1200px) {
	.s_about_num{padding-top: 20%;}
}

@media only screen and (max-width: 980px) {
	.s_about_num {
		margin-top: 30px; padding-top: 220px;
	}
	.about_num {
		flex-wrap: wrap;
		margin-top: 0;
	}

	.about_num .num_item {
		width: 100%; padding: 20px 12px; margin-right: 0;
	}

	.about_num .num_item:nth-child(2n) {
		margin-right: 0;
	}
	.about_num .num_item:nth-child(n+2){
		border-top: 1px solid #a9a9a9;
	}
	.about_num .world-number {
		font-size: 40px;
	}
}

/* s_about_item */
.s_about_item .title{ text-transform: capitalize;}

.s_about_item .brief {
	line-height: 1.75;
	color: #666; margin-top: 20px;
}

.about_pic_ul {
	margin-top: 2.6%;
}

.about_pic_ul li {
	width: calc((100% - 40px) / 3);
	margin-right: 20px;
}

.about_pic_ul li:nth-child(3n) {
	margin-right: 0;
}
.about_pic_ul li:nth-child(n+4){
	margin-top: 20px;
}

.about_pic_ul li .about_pic {
	padding-bottom: 75%;
	border-radius: 1px;
}

@media only screen and (max-width: 950px) {
	.s_about_item {
		padding: 0 0 0;
	}
	.s_about_item .brief{margin-top: 10px;}

	.about_pic_ul {
		margin-top: 20px;
	}

	.about_pic_ul li {
		width: 100%;
		margin-right: 0;
	}

	.about_pic_ul li:nth-child(n+2) {
		margin-top: 16px;
	}
}

/* s_about_service */
.s_about_service{overflow: hidden; background: #f5f5f5; padding: 5% 0 5.5%; margin-top: 5.5%; margin-top: 0;}
.s_about_service .web_th .title{text-transform: capitalize;}
.s_about_service .web_th .brief{margin-top: 20px;}

.service_inner{position: relative;margin-top: 2.6%;}
.service_ul{}
.service_item{width: calc((100% - 60px) / 4); margin-right: 20px; background: #fff;}
/* .service_item:nth-child(4n){margin-right: 0;} */
/* .service_item:nth-child(n+5){margin-top: 20px;} */

.service_item .pic{padding-bottom: 100%;}

.service_inner .common-prev{left: -60px;}
.service_inner .common-next{right: -60px;}
.service_inner .common-pagination{display: none;}

@media only screen and (max-width: 1050px) {
	.service_inner .common-prev{left: -30px;}
	.service_inner .common-next{right: -30px;}
}
@media only screen and (max-width: 980px) {
	.s_about_service{padding: 28px 0  32px; margin-top: 30px;}
	.s_about_service .web_th .brief{margin-top: 14px;}
	.service_item{width: calc(50% - 10px); margin-right: 20px;}
	/* .service_item:nth-child(2n){margin-right: 0;}
	.service_item:nth-child(n+3){margin-top: 20px;} */
	.service_inner .common-prev{left: -15px; width: 26px;}
	.service_inner .common-next{right: -15px; width: 26px;}
}

@media only screen and (max-width: 640px) {
	.service_item{width: 100%; margin-right: 16px;}
	/* .service_item:nth-child(n+2){margin-top: 20px;} */
}

/* s_about_video */
.s_about_video {}

.video_div {
	position: relative;
}

.video_div .video_pic {
	padding-bottom: 52%;
	overflow: hidden;
	background: #000;
}

.video_div .video_pic img {
	opacity: 0.7;
}

.video_div .video_icon {
	position: absolute;
	width: 140px;
	height: 140px;
	left: 50%;
	top: 50%;
	transform: translate(-50%, -50%);
	z-index: 1;
	background: url(../img/play1.png) no-repeat center/100% auto;
}

.video_div:hover .video_icon {
	background-image: url(../img/play1_b.png);
}

.video_div:hover .video_pic img {
	opacity: 0.9;
}

@media only screen and (max-width: 1350px) {
	.video_div .video_icon {
		width: 120px;
		height: 120px;
	}
}

@media only screen and (max-width: 1200px) {
	.video_div .video_icon {
		width: 100px;
		height: 100px;
	}
}

@media only screen and (max-width: 950px) {
	.video_div {}

	.video_div .video_icon {
		width: 66px;
		height: 66px;
	}
}

/* s_about_company */
.s_about_company {
	margin-top: 30px;
}


/* s_about_cer */
.s_about_cer {
	padding-top: 3%;
}

.s_about_cer .web_th .title {
	position: relative;
	text-transform: capitalize;
}

.s_about_cer .web_th .brief {
	margin-top: 20px;
}

.about_cer_ul {
	margin-top: 3%;
}

.about_cer_ul li {
	width: 25%;
	border: 1px solid #D9D9D9;
	padding: 2.5%;
}

.about_cer_ul li img {
	object-fit: contain;
}

.cer_item .cer_pic {
	padding-bottom: 100%;
	overflow: hidden;
}

.cer_item:hover .cer_pic img {
	transform: rotateY(360deg);
}

@media only screen and (max-width: 950px) {
	.s_about_cer {
		padding-top: 30px;
	}

	.s_about_cer .web_th .brief {
		margin-top: 12px;
	}

	.about_cer_ul {
		margin-top: 20px;
	}

	.cer_item:hover .cer_pic img {
		transform: none;
	}

	.about_cer_ul li {
		width: 50%; padding: 16px;
	}

}


/* s_about_adv */
.about_adv_inner {}

.advantage_ul {}

.advantage_ul li.adv_item {
	width: 21%; width: calc((100% - 40px) / 3); margin-right: 20px;
	position: relative; background: #f7f7f7; padding: 20px;
	transition: all 0.5s ease;
}

.advantage_ul li.adv_item:nth-child(3n){margin-right: 0;}
.advantage_ul li.adv_item:nth-child(n+4){margin-top: 20px;}

.adv_item .adv_pic {
	overflow: hidden;
	height: 50px;
	width: auto;
	margin: 10px 0;
}

.adv_item .adv_pic img {
	display: block;
	height: 100%;
	width: auto; margin: 0 auto;
}

.adv_item .adv_pic img.hover_img{display: none;}

.adv_info {
	margin: 10px 0; text-align: center;
}

.adv_info .title {
	display: block;
	text-transform: capitalize;
	font-size: 18px;
	font-weight: bold;
}

.adv_info .txt {
	margin-top: 6px;
	display: block;
	line-height: 1.75;
	color: #666;
	transition: all 0.5s ease;
}

.adv_item:hover .adv_pic img.def_img{display: none;}
.adv_item:hover .adv_pic img.hov_img {
	animation: swing 0.5s; display: block;
}

.advantage_ul li.adv_item:hover{background: var(--commonColor);}
.adv_item:hover .adv_info .txt,
.adv_item:hover .adv_info .title {
	color: #fff;
}

@media only screen and (max-width: 950px) {
	.s_about_adv {
		padding: 30px 0 0;
	}

	.adv_info .txt {
		max-height: unset;
	}

	.advantage_ul {
		flex-direction: column;
		padding: 0;
	}

	.advantage_ul li.adv_item {
		width: 100%;
		max-width: unset;
	}

	.advantage_ul li.adv_item {
		width: 100%; margin-right: 0;
	}

}

/* about_photo */
.about_photo{overflow: hidden;}
.about_photo .web_th .title{text-transform: capitalize;}
.about_photo .web_th .brief{margin-top: 12px;}
.photo_inner{position: relative; padding: 2.5% 0 0;}
.photo_inner .swiper-slide{width: calc((100% - 60px) / 4); margin-right: 20px;}
.honor_item .pic{padding-bottom: 75%; overflow: hidden;}

.about_photo .common-prev{left: -60px; display: none;}
.about_photo .common-next{right: -60px; display: none;}
.about_photo .common-pagination{display: none;}

.about_photo .swiper-wrapper {
	-webkit-transition-timing-function: linear;
	-moz-transition-timing-function: linear;
	-ms-transition-timing-function: linear;
	-o-transition-timing-function: linear;
	transition-timing-function: linear;
}

@media only screen and (max-width: 1600px) {
	.about_photo .common-prev{left: -55px;}
	.about_photo .common-next{right: -55px;}
}

@media only screen and (max-width: 1350px) {
	.photo_inner .swiper-slide{width: calc((100% - 40px) / 3); margin-right: 20px;}
}
@media only screen and (max-width: 980px) {
	.photo_inner{padding: 20px 0 0;}
	.photo_inner .swiper-slide{width: calc(50% - 10px);}
	.about_photo .common-prev{left: -15px; width: 26px;}
	.about_photo .common-next{right: -15px; width: 26px;}
}
@media only screen and (max-width: 768px) {
	.photo_inner .swiper-slide{width: calc((100% - 5px) / 2); margin-right: 5px;}
}