html {
	min-width: 1200px;
}

.nav-menu {
	width: 100%;
	height: 3.75rem;
	background: rgba(0, 0, 0, 0.3);

	position: fixed;
	z-index: 99;
}

.w1200 {
	width: 1200px;
	margin-left: auto;
	margin-right: auto;
	min-width: 1200px;
}

.nav-menu-container {
	height: 100%;
	display: flex;
	justify-content: space-between;
	align-items: center;
}

.logo-box {
	flex: 1;
	display: flex;
	align-items: center;
}

.nav-menu-right {
	display: flex;
	justify-content: space-around;
	align-items: center;
	height: 100%;
	flex: 1;
}

.nav-menu-right-item {
	height: 3.75rem;
	line-height: 3.75rem;
	font-size: 0.875rem;
	font-family: PingFangSC-Medium, PingFang SC;
	font-weight: 500;
	color: #ffffff;
	cursor: pointer;
	position: relative;
}

.product-dropdown,
.solution-dropdown {
	position: relative;
}

.product-btn,
.solution-btn {
	height: 3.75rem;
	line-height: 3.75rem;
	font-size: 0.875rem;
	font-family: PingFangSC-Medium, PingFang SC;
	font-weight: 500;
	color: #ffffff;
	cursor: pointer;
}

.product-popup-box {
	width: 150px;
	position: absolute;
	top: 3.75rem;
	height: 10.75rem;
	background: rgba(255, 255, 255, 0.8);
	color: black;
	border-radius: 0.5rem;
	left: -215%;

	display: none;
	flex-direction: column;
	align-items: center;
	justify-content: center;

}

.solution-dropdown-popup-box {
	width: 150px;
	position: absolute;
	top: 3.75rem;
	height: 8.75rem;
	background: rgba(255, 255, 255, 0.8);
	color: black;
	border-radius: 0.5rem;
	left: -100%;

	display: none;
	flex-direction: column;
	align-items: center;
	justify-content: center;
}

.product-popup-item,
.solution-popup-item {
	line-height: 3.1875rem;
	cursor: pointer;
	width: 100%;
	text-align: center;
}

.product-popup-item:hover {
	background-color: #5273f6;
	color: white;
}

.solution-popup-item:hover {
	background-color: #5273f6;
	color: white;
}

.solution-popup-box {
	width: 100px;
	position: absolute;
	top: 3.75rem;
	height: 6.25rem;
	background: white;
	color: black;
	border-radius: 0.5rem;
	left: -40%;

}

.nav-menu-right-item:hover {
	border-top: 1px solid white;
	font-size: 16px;
}

.video-box {
	padding-bottom: 56.25%;
	width: 100%;
	position: relative;
}

.video-box video {
	width: 100%;
	height: 100%;
	position: absolute;
	top: 0;
	left: 0;
	object-fit: cover;
}

.video-box .video-title {
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
	z-index: 1;

	font-size: 50px;
	font-family: PingFangSC-Medium, PingFang SC;
	font-weight: 500;
	color: #ffffff;
}

.video-box .video-title-detail {
	margin-top: 23px;

	font-size: 21px;
	font-family: PingFangSC-Regular, PingFang SC;
	font-weight: 400;
	color: #ffffff;
	line-height: 29px;
}

.product-box {
	width: 100%;
	/* height: 200px; */
	display: flex;
}

.product-item-1,
.product-item-2,
.product-item-3,
.product-item-4 {
	width: calc(100% / 3);
	overflow: hidden;
	position: relative;
}

.product-1-hover-box,
.product-2-hover-box,
.product-3-hover-box,
.product-4-hover-box {
	height: 100%;
	display: flex;
	flex-direction: column;
	align-items: center;

	position: relative;
}

.hover-box-container {
	position: absolute;
	top: 0;
	width: 100%;
	height: 100%;


	display: flex;
	flex-direction: column;
	justify-content: center;

	left: 50%;
	transform: translate(-50%, 100%);
	transition: all 0.3s;
}

.hover-box-top {}

.hover-box-top-title {
	font-size: 1.75rem;
	font-family: PingFangSC-Medium, PingFang SC;
	font-weight: 500;
	color: #333333;
}

.hover-box-top-detail {
	margin-top: 2.5rem;
	font-size: 1.25rem;
	font-family: PingFangSC-Regular, PingFang SC;
	font-weight: 400;
	color: #333333;
	opacity: 0.7;
	line-height: 1.875rem;
}

.hover-box-center {
	margin-top: 3.5rem;
}

.hover-box-center-title {
	font-size: 1.25rem;
	font-family: PingFangSC-Medium, PingFang SC;
	font-weight: 500;
	color: #333333;
}

.hover-box-center-detail {
	margin-top: 1.5rem;

	font-size: 1.25rem;
	font-family: PingFangSC-Regular, PingFang SC;
	font-weight: 400;
	color: #333333;
	opacity: 0.7;
	line-height: 1.875rem;
}

.hover-box-bottom {
	margin-top: 4.375rem;
	display: flex;
	justify-content: space-between;
	align-items: center;
}

.hover-box-bottom-title {
	font-size: 1.25rem;
	font-family: PingFangSC-Regular, PingFang SC;
	font-weight: 400;
	color: #4774ff;
}

/* 解决方案 */
.solution-box {
	/* background-image: url(../img/product-bg.jpg);

  background-size: cover;
  background-repeat: no-repeat;
  background-position: top center; */
	position: relative;
}

.solution-box-container {
	position: absolute;
	top: 0;
	left: 50%;
	transform: translateX(-50%);
	width: 100%;
}

.solution-title {
	padding-top: 2.5rem;
	text-align: center;

	font-size: 1.75rem;
	font-family: PingFangSC-Medium, PingFang SC;
	font-weight: 500;
	color: #333333;
}

.solution-detail {
	margin-top: 0.75rem;
	font-size: 1.125rem;
	font-family: PingFangSC-Regular, PingFang SC;
	font-weight: 400;
	color: #333333;
	margin-bottom: 3.125rem;
	text-align: center;
}

.solution-item {
	border-top: 1px solid rgba(0, 0, 0, 0.1);
	/* height: 10.25rem; */

	display: flex;
	align-items: center;

	padding: 1.6rem 0;
}

.solution-item-box {
	display: flex;
	align-items: center;
}

.solution-item-box-left {
	text-align: center;
	font-size: 1.25rem;
	font-family: PingFangSC-Regular, PingFang SC;
	font-weight: 400;
	color: #333333;
	line-height: 26px;
	flex: 1;
}

.solution-item-box-right {
	display: flex;
	flex: 1;
	align-items: center;
	justify-content: space-around;
}

.solution-item-box-right-item {
	display: flex;
	flex-direction: column;
	align-items: center;
	width: 150px;
}

.solution-item-box-right-item-text {
	font-size: 1.25rem;
	font-family: PingFangSC-Regular, PingFang SC;
	font-weight: 400;
	color: #333333;
}

.solution-swiper {
	position: relative;
	margin: 0 auto;
}

.solution-swiper-container .solution-swiper .swiper-slide {
	width: 100% !important;
}

.solution-swiper-container {
	overflow: hidden;
	width: 100%;
}

.solution-swiper-pagination {
	text-align: center;
}

/* 关于我们 */
.about-us {
	margin-top: 5rem;
}

.about-us-title {
	font-size: 3.125rem;
	font-family: PingFangSC-Semibold, PingFang SC;
	font-weight: 600;
	color: #333333;
	opacity: 0.1;
}

.about-us-sub-title {
	font-size: 2.0625rem;
	font-family: PingFangSC-Regular, PingFang SC;
	font-weight: 400;
	color: #333333;
	margin-top: -2rem;
}

.about-us-swiper {
	position: relative;
	margin: 0 auto;
	margin-top: 4rem;
}

.swiper-container {
	overflow: hidden;
}

.about-us-swiper .swiper-container .swiper-slide {
	width: 31.25rem !important;
	height: 20.3125rem;
	background: #fff;
}

.swiper-slide img {
	display: block;
}

.swiper-pagination {
	width: 100%;
	bottom: -1.5625rem !important;
}

.swiper-pagination-bullets .swiper-pagination-bullet {
	margin: 0 5px;
	width: 24px;
	height: 3px;
	background: #d8d8d8;
}

.swiper-pagination-bullets .swiper-pagination-bullet-active {
	background: #4774ff;
	border-radius: 3px;
}

.about-us-detail {
	margin-top: 3.125rem;
	margin-bottom: 6.875rem;
}

.about-us-detail-title {
	font-size: 1.125rem;
	font-family: PingFangSC-Medium, PingFang SC;
	font-weight: 500;
	color: #333333;
}

.about-us-detail-text {
	margin-top: 0.625rem;
	font-size: 1rem;
	font-family: PingFangSC-Medium, PingFang SC;
	font-weight: 400;
	color: #333333;
	opacity: 0.5;
	line-height: 1.6875rem;
}

/* 合作伙伴 */
.cooperative-partner {
	background: #f7f7f8;
	padding-bottom: 5rem;
}

.cooperative-partner-en {
	margin-top: 5rem;
	display: inline-block;
	font-size: 3.125rem;
	font-family: PingFangSC-Semibold, PingFang SC;
	font-weight: 600;
	color: #333333;
	opacity: 0.1;
}

.cooperative-partner-cn {
	margin-top: -2rem;

	font-size: 2.0625rem;
	font-family: PingFangSC-Regular, PingFang SC;
	font-weight: 400;
	color: #333333;
}

.cooperative-partner-company {
	margin-top: 3.75rem;
	display: flex;
	align-items: center;
	flex-wrap: wrap;
	/* justify-content: space-between; */
}

/* 底部 */
.footer {
	height: 343px;
	background: #222222;
}

.footer-container {}

.footer-top {
	padding-top: 50px;
	display: flex;
	justify-content: space-between;
	/* align-items: center; */
}

.footer-top-text {
	font-size: 1.125rem;
	font-family: PingFangSC-Regular, PingFang SC;
	font-weight: 400;
	color: #ffffff;
	opacity: 0.6;
}

.footer-address-phone {
	display: flex;
	justify-content: center;
	align-items: center;
}

.footer-line {
	margin-top: 50px;
	height: 1px;
	background: #ffffff;
	opacity: 0.08;
}

.footer-bottom {
	margin-top: 85px;
	text-align: center;

	font-size: 1rem;
	font-family: PingFangSC-Regular, PingFang SC;
	font-weight: 400;
	color: #ffffff;
	opacity: 0.6;
}

@media screen and (max-width: 1920px) {
	html {
		font-size: 12.8px;
	}
}

@media screen and (max-width: 1680px) {
	html {
		font-size: 12.8px;
	}
}

@media screen and (max-width: 1380px) {
	html {
		font-size: 12.8px;
	}
}

@media screen and (max-width: 1300px) {
	html {
		font-size: 12.8px;
	}
}