body {
	background: #F5FAFA !important;
}

.about_banner {
	width: 100%;
	height: 280px;
	padding-top: 60px;
	background-image: url('../img/banner.png');
	background-size: 100% 280px;
	background-repeat: no-repeat;
}

.about_banner .banner_text {
	width: 1200px;
	height: 120px;
	margin: 0 auto;
	margin-top: 49.5px;
	border-left: 1px solid #fff;
	padding-left: 25px;
}

.about_banner .banner_text h2 {
	font-size: 36px;
	font-family: SourceHanSansCN-Medium, SourceHanSansCN;
	font-weight: 500;
	color: #FFFFFF;
	line-height: 54px;
	letter-spacing: 2px;
}

.about_banner .banner_text h3 {
	font-size: 14px;
	font-family: SourceHanSansCN-Normal, SourceHanSansCN;
	font-weight: 400;
	color: #FFFFFF;
	line-height: 32px;
}

.nav_title {
	width: 1200px;
	height: 84px;
	margin: 0 auto;
	margin-top: 50px;
}

.nav_title h2 {
	width: 100%;
	height: 42px;
	font-size: 30px;
	font-family: PingFangSC-Medium, PingFang SC;
	font-weight: 500;
	color: rgba(0, 0, 0, 0.85);
	line-height: 42px;
	text-align: center;
}

.nav_title h3 {
	width: 100%;
	height: 22px;
	font-size: 16px;
	font-family: PingFangSC-Regular, PingFang SC;
	font-weight: 400;
	color: rgba(0, 0, 0, 0.85);
	line-height: 22px;
	text-align: center;
	margin-top: 20px;
}

.product {
	width: 1200px;
	height: 650px;
	background: #FFFFFF;
	box-shadow: 0px 0px 10px 0px rgba(35, 125, 128, 0.1);
	border-radius: 4px;
	margin: 0 auto;
	margin-top: 32px;
	display: flex;
	justify-content: space-between;
}

.product .left {
	width: 280px;
	height: 100%;
	background-color: #04ACB3;
	border-radius: 4px 0 0 4px;
}

.product .visual_left {
	width: 540px;
	padding-left: 41px;
	padding-top: 65px;
}

.product .visual_left img {
	margin-top: 34px;
}

.product .visual_left img:nth-child(1) {
	margin-top: 0;
}

.product .cockpit_content {
	padding: 36px 45px 25px 45px;
}

.product .cockpit_content img:nth-child(2) {
	margin-left: 24px;
}

.product .cockpit_content img:nth-child(3) {
	margin-left: 14px;
	margin-top: 23px;
}

.product .table_left {
	width: 540px;
	margin-left: 39px;
	margin-top: 64px;
}

.product .table_left img {
	margin-top: 18px;
}

.product .table_left img:nth-child(1) {
	margin-top: 0px;
}

.product .table_right {
	width: 540px;
	margin-right: 54px;
	margin-top: 118px;
}

.product .visual_right {
	padding-right: 88px;
	padding-top: 110px;
}

.product .left .left_toggle {
	margin: 0;
	padding: 0;
	width: 100%;
	height: 100%;
}

.product .left .left_toggle li {
	list-style: none;
	width: 280px;
	height: 130px;
	border-bottom: 1px solid rgba(0, 0, 0, .1);
	box-sizing: border-box;
	background: #EDF2F2;
	display: flex;
	justify-content: center;
	align-items: center;
	flex-direction: column;
	cursor: pointer;
	color: rgba(0, 0, 0, 0.45);
	transition: all 0.3s;
}

.product .left .left_toggle li.active {
	background: linear-gradient(135deg, #52BCBF 0%, #269599 100%);
	color: #FFFFFF;
}

.product .left .left_toggle li img:nth-child(2) {
	display: none;
}

.product .left .left_toggle li.active img:nth-child(1) {
	display: none;
}

.product .left .left_toggle li.active img:nth-child(2) {
	display: block;
}

.product .left .left_toggle li:nth-child(1) {
	border-radius: 4px 0 0 0;
}

.last_li {
	border-radius: 0 0 0 4px;
}

.product .left .left_toggle li h3 {
	margin-top: 12px;
	font-size: 14px;
	font-family: PingFangSC-Regular, PingFang SC;
	font-weight: 400;
}

.product .right {
	width: 920px;
	height: 100%;
	background: #FFFFFF;
	border-radius: 0 4px 0 0;
	padding: 38px 37px;
}

.product .right .right_content {
	width: 100%;
	height: 100%;
	display: none;
}

.product .right .right_content.active {
	display: block;
}

.product .right .right_content .content {
	height: 44px;
	font-size: 14px;
	font-family: PingFangSC-Regular, PingFang SC;
	font-weight: 400;
	color: rgba(0, 0, 0, 0.65);
	line-height: 22px;
	margin-top: 14px;
	margin-bottom: 29px;
}

.text_title {
	width: 100%;
	height: 24px;
	font-size: 16px;
	font-family: PingFangSC-Medium, PingFang SC;
	font-weight: 500;
	color: rgba(0, 0, 0, 0.85);
	line-height: 24px;
	position: relative;
	padding-left: 8px;
}

.text_title span {
	position: absolute;
	top: 0;
	left: 0;
	display: inline-block;
	width: 2px;
	height: 24px;
	background: linear-gradient(135deg, #52BCBF 0%, #269599 100%);
}