/* 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 {
	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 {
	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: 40px 0 0;
}

.s_about_pic {
	width: 41%;
}

.s_about_pic .about_pic {
	padding-bottom: 110%;
	overflow: hidden;
}

.s_about_con {
	width: 54.5%;
}

.s_about_con .web_th .title {
	text-transform: capitalize;
	line-height: 1.25;
}

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

@media only screen and (max-width: 1200px) {
	/* .s_about_con .web_th .brief{max-height: 14em;} */
}

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

	.s_about_con .web_th .brief {
		max-height: unset;
	}

	.s_about_pic {
		width: 100%;
	}

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

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


/* about_num */
.about_num {
	margin-top: 3%;
}

.about_num .num_item {
	background: #F4E7D6;
	padding: 15px 12px;
	width: 22%;
	margin-right: 3%;
}

.about_num .alignCenter {
	font-weight: bold;
	justify-content: center;
}

.about_num .world-number {
	font-size: 36px;
	line-height: 1.25;
}

.about_num .world-number-l {
	font-size: 36px;
	line-height: 1.25;
}

.about_num .world-tip-b {
	line-height: 1.5;
	text-align: center;
	margin-top: 8px;
	text-transform: capitalize;
}

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

@media only screen and (max-width: 1450px) {
	.about_num .world-number {
		font-size: 34px;
	}

	.about_num .world-number-l {
		font-size: 34px;
	}
}

@media only screen and (max-width: 1350px) {
	.about_num .world-number {
		font-size: 32px;
	}

	.about_num .world-number-l {
		font-size: 32px;
	}
}

@media only screen and (max-width: 1200px) {
	.about_num .world-number {
		font-size: 30px;
	}

	.about_num .world-number-l {
		font-size: 30px;
	}
}

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

	.about_num {
		flex-wrap: wrap;
		margin-top: 0;
	}

	.about_num .num_item {
		margin-top: 20px;
		width: 48%;
	}

	.about_num .num_item:nth-child(2n) {
		margin-right: 0;
	}

	.about_num .world-number {
		font-size: 28px;
	}

	.about_num .world-number-l {
		font-size: 28px;
	}
}

/* s_about_item */
.s_about_item {
	padding: 3% 0 0;
}

.s_about_item .brief {
	line-height: 1.75;
	color: #666;
}

.about_pic_ul {
	margin-top: 3%;
}

.about_pic_ul li {
	width: calc((100% - 78px) / 4);
	margin-right: 26px;
}

.about_pic_ul li:nth-child(4n) {
	margin-right: 0;
}

.about_pic_ul li .about_pic {
	padding-bottom: 100%;
	border-radius: 6px;
}

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

	.about_pic_ul {
		margin-top: 20px;
	}

	.about_pic_ul li {
		width: calc(50% - 8px);
		margin-right: 16px;
	}

	.about_pic_ul li:nth-child(2n) {
		margin-right: 0;
	}

	.about_pic_ul li:nth-child(n+3) {
		margin-top: 16px;
	}
}

/* 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: 20%;
	position: relative;
}

.advantage_ul li.adv_line {
	width: calc(20% / 3);
	position: relative;
}

.advantage_ul li.adv_line::before {
	position: absolute;
	left: 50%;
	top: 0;
	width: 2px;
	background: var(--commonColor);
	opacity: 0.5;
	content: '';
	height: 100%;
}

.adv_item>div.flex {
	min-height: 72px;
	line-height: 1.5;
}

.adv_item .adv_pic {
	overflow: hidden;
	height: 52px;
	width: 52px;
}

.adv_item .adv_pic img {
	display: block;
	height: 100%;
}

.adv_item .title {
	display: block;
	text-transform: uppercase;
	font-size: 20px;
	font-weight: bold;
	min-height: 4em;
	width: calc(100% - 66px);
}

.adv_info {
	margin-top: 10px;
}

.adv_info .txt {
	display: block;
	line-height: 1.75;
	max-height: 10.5em;
	overflow-y: auto;
	color: #666;
}

.adv_item:hover .adv_pic img {
	animation: swing 0.5s;
}

.adv_item:hover .adv_info .title {
	margin-left: 5px;
}

@media only screen and (max-width: 1450px) {
	.adv_item .title {
		font-size: 22px;
	}
}

@media only screen and (max-width: 1350px) {
	.adv_item .adv_pic {
		width: 46px;
		height: 46px;
	}

	.adv_item>div.flex {
		min-height: 60px;
	}

	.adv_item .title {
		font-size: 20px;
		width: calc(100% - 60px);
	}

	.advantage_ul li.adv_item {
		width: 21.5%;
	}

	.advantage_ul li.adv_line {
		width: calc(14% / 3);
	}
}

@media only screen and (max-width: 1200px) {
	.adv_item .title {
		font-size: 18px;
	}

	.advantage_ul li.adv_item {
		width: 22%;
	}

	.advantage_ul li.adv_line {
		width: calc(12% / 3);
	}
}

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

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

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

	.advantage_ul li {
		padding: 16px 0 0;
		width: 100%;
		max-width: unset;
	}

	.adv_item .title {
		font-size: 20px;
	}

	.adv_item>div.flex {
		min-height: unset;
	}

	.advantage_ul li.adv_item {
		width: 100%;
	}

	.advantage_ul li.adv_line {
		display: none;
	}

	.advantage_ul li.adv_line::before {
		width: 0;
		height: 0;
		left: 0;
		top: 11px;
	}
}