/* 案例内容 */
.about-content-container {
	min-height: 605px;
	display: flex;
	position: relative;
}

.about-content-nav {
	min-height: 500px;
	width: 220px;
	background-color: #F6F6F6;
	z-index: 99999999999;
	text-align: right;
	margin-top: 47px;
}

.about-content-nav-title {
	z-index: 99999999999;
	position: absolute;
	top: -60px;
	width: 220px;
	height: 107px;
	background: #05607E;
	opacity: 1;
	display: flex;
	flex-direction: column;
	align-items: flex-end;
	justify-content: center;
	font-size: 22rem;
	font-family: PingFangSC-Medium;
	line-height: 40px;
	color: #FFFFFF;
	padding-right: 30px;
}

.about-content-nav-title p {
	font-size: 14rem;
	font-family: PingFangSC-Light;
	line-height: 24px;
	color: #FFFFFF;
	margin: 0;
}

.about-nav-item {
	padding: 0 10px;
	height: 64px;
	width: 100%;
	font-size: 18rem;
	font-family: PingFangSC-Regular;
	line-height: 64px;
	color: #666666;
	opacity: 1;
	box-shadow: 0px 1px 0px #DDDDDD;
}

.about-nav-item:hover {
	color: #05607E;
}

.about-content-detail {
	flex: 1;
	padding: 20px;
	background: #FFFFFF;
	box-shadow: 0px 2px 6px rgba(120, 133, 140, 0.42);
}

.about-detail-title {
	font-size: 22rem;
	font-family: PingFangSC-Medium;
	line-height: 30px;
	color: #333333;
	padding: 0px 0 10px 0;
}

.about-detial-content {
	font-size: 16rem;
	line-height: 26px;
	color: #454545;
}

.about-nav-active {
	color: #05607E;
	font-weight: 400;
}

.about-detial-content .row img {
	width: 100%;
	height: 100%;
}

.about-detial-content .row>div {
	height: 360px;
	height: calc(360px * 273.33 / 289);
	margin-bottom: 20px;
}

.content-detail-title {
	font-size: 20rem;
	font-family: PingFangSC-Medium;
	line-height: 30px;
	color: #333333;
	padding: 0px 0 10px 0;
}

.detail-item-text {
	bottom: 0;
	height: 60px;
	font-size: 18rem;
	font-family: PingFangSC-Medium;
	line-height: 20px;
	color: #FFFFFF;
	background: rgba(0, 0, 0, 0.4);
	display: flex;
	align-items: center;
	justify-content: center;
	position: absolute;
	width: calc(100% - 30px);
	transition: 0.5s;
}

.detail-item-text>div {
	padding: 0 10px;
}

.cases-item:hover > .detail-item-text {
	background: rgba(5, 96, 126, 0.4);
	transition: 0.5s;
}


@media (max-width: 1200px) {
	.about-detial-content .row>div {
		height: calc(360px * 206.66 / 289);
		margin-bottom: 20px;
	}
}

@media (max-width: 992px) {
	.about-detial-content .row>div {
		height: calc(360px * 237.5 / 289);
		margin-bottom: 20px;
	}
}

@media (max-width: 750px) {
	.about-detial-content .row>div {
		height: calc(360 * (100vw - 90px) / 289);
		margin-bottom: 20px;
	}

	.detail-item-text {
		bottom: 0;
		height: 65px;
		font-size: 24rem;
		font-family: PingFangSC-Medium;
		line-height: 20px;
		color: #FFFFFF;
		background: rgba(0, 0, 0, 0.4);
		display: flex;
		align-items: center;
		justify-content: center;
		position: absolute;
		width: calc(100% - 30px);
		transition: 0.5s;
	}

	/* 移动端顶部导航：字体与内边距缩小，单行不换行 */
	.about-nav-container .nav.nav-tabs.visible-xs {
		display: flex !important;
		flex-wrap: nowrap;
		justify-content: space-between;
		border-bottom: none;
		overflow: scroll;
	}
	.about-nav-container .nav.nav-tabs.visible-xs > li {
		float: none;
		flex: 1;
		margin-right: 0;
		margin-bottom: 0;
	}
	.about-nav-container .nav.nav-tabs.visible-xs > li > a {
		font-size: 12rem;
		white-space: nowrap;
		overflow: hidden;
		text-overflow: ellipsis;
		text-align: center;
		border-radius: 0;
	}
}