* {
	padding: 0; margin: 0; border: 0;
}
html, body {
	background-color: #FFFFFF;
}
.container {
	width: 1200px;
	height: auto;
	margin-left: auto;
	margin-right: auto;
	background-image: url('../img/bg.png');
	background-position: center top;
	background-repeat: no-repeat;
	background-size: 100% auto;
}
.top {
	text-align: center;
	position: relative;
}
.top img {
	width: 100%;
}
.top .bg3 {
	position: absolute;
	top: 55%;
	left: 0;
}
.middle {
	margin-top: 0px;
	background: linear-gradient(transparent, #F1ECE9);
	padding-top: 60px;
	min-height: 500px;
}
.tab {
	width: calc(100% - 160px);
	margin-left: auto;
	margin-right: auto;
}
.tab .tabHead {
	display: flex;
	align-items: center;
	justify-content: center;
}
.tab .tabHead .item {
	position: relative;
	cursor: pointer;
	margin: 0 35px;
	font-size: 0;
	text-align: center;
}
.tab .tabHead .item img {
	
}
.tab .tabHead .item img.btn {
	display: inline;
}
.tab .tabHead .item img.btnActive {
	display: none;
}
.tab .tabHead .item.active {
	
}
.tab .tabHead .item.active img.btn {
	display: none;
}
.tab .tabHead .item.active img.btnActive {
	display: inline;
}
.tab .tabHead .item img.text {
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
}
.tab .tabBody {
	display: flex;
	align-items: flex-start;
	justify-content: space-between;
	flex-wrap: wrap;
	margin-top: 70px;
	min-height: 200px;
}
.tab .tabBody .item {
	/* width: 270px; */
	width: calc(33.333333% - 10px);
	height: 210px;
	position: relative;
	margin-bottom: 30px;
}
.tab .tabBody .item img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}
.tab .tabBody .item .dsc {
	position: absolute;
	bottom: 0;
	left: 0;
	width: 100%;
	color: #FFFFFF;
	background-color: rgba(0,0,0,0.5);
	padding-bottom: 5px;
}
.tab .tabBody .item .dsc p {
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
	padding-top: 5px;
	padding-left: 5px;
	padding-right: 5px;
}
.tab .tabBody .item .dsc p span {
	display: inline-block;
	margin-left: 5px;
	margin-right: 5px;
}
.tab .tabBody .item .dsc p.name {
	font-size: 16px;
	display: block;
	text-align: center;
}
.tab .tabBody .item .dsc p.author {
	font-size: 14px;
	display: flex;
	align-items: center;
	justify-content: center;
}
.tab .tabBody .item .dsc p.author .aName {
	min-width: 16%;
}
.tab .tabBody .item .dsc p.author .aOrg {
	max-width: 70%;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}
.tab .tabBody .item.blank {
	height: auto;
	margin-bottom: 0;
}
.bottom {
	text-align: center;
	position: relative;
	margin-top: 0px;
	background-color: #F1ECE9;
}
.bottom img {
	vertical-align: bottom;
	width: 100%;
}
.bottom .cehua {
	width: auto;
	position: absolute;
	bottom: 65%;
	left: 50%;
	transform: translateX(-50%);
}
/**
 * 媒介查询
 */
@media all and (max-width: 1200px) {
	.container {
		width: 100%;
	}
	.middle {
		padding-top: 5vw;
	}
	.tab .tabBody .item {
		width: calc(50% - 10px);
	}
}
@media all and (max-width: 750px) {
	.tab {
		width: 90%;
		margin-left: auto;
		margin-right: auto;
	}
	.tab .tabHead .item {
		margin: 0;
	}
	.tab .tabHead .item img {
		width: 70%;
	}
	.tab .tabHead .item img.text {
		width: 45%;
	}
	.tab .tabBody {
		margin-top: 8vw;
	}
	.bottom .cehua {
		width: 30%;
	}
}
@media all and (max-width: 570px) {
	.tab .tabBody .item {
		height: 27vw;
		margin-bottom: 5vw;
	}
	.tab .tabBody .item .dsc p span {
		width: calc(100% - 10px);
		text-align: center;
		display: block;
	}
	.tab .tabBody .item .dsc p.name {
		font-size: 3.4vw;
	}
	.tab .tabBody .item .dsc p.author {
		font-size: 2vw;
		display: block;
	}
	.tab .tabBody .item .dsc p.author .aName {
		min-width: auto;
		overflow: hidden;
		text-overflow: ellipsis;
		white-space: nowrap;
	}
	.tab .tabBody .item .dsc p.author .aOrg {
		max-width: 100%;
	}
}