* {
	margin: 0;
	padding: 0;
}

body {
	font-family: SimHei;
}

#header {
	width: 1000px;
	max-width: 1000px;
	margin: 25px auto;
}

#header .nav ul {
	list-style: none;
	display: flex;
	justify-content: space-around;
}

#header a {
	color: #000;
	text-decoration: none;
}

#logo {
	width: 1000px;
	max-width: 1000px;
	margin: 20px auto;
}

#logo img {
	width: 160px;
}

#logo {
	display: flex;
	min-width: 1000px;
}

#logo span {
	display: inline-block;
	width: 150px;
	text-align: center;
	color: #FFF;
	font-size: 30px;
	background-color: #0065ff;
	margin: 0 20px;
	box-sizing: border-box;
	padding: 0 10px;
}

#logo p {
	color: #0065ff;
	font-size: 30px;
	margin: 0 10px;
	font-style: oblique;
}

#maximg {
	width: 100%;
	height: 750px;
	background: url(../img/lanzhou1.png) no-repeat scroll;
	background-size: 100%;
	position: relative;
	margin: auto;
	min-width: 1000px;
}

.imgnav {
	width: 100%;
}

.imgnav ul {
	background: red;
	display: flex;
	width: 700px;
	position: absolute;
	top: 7%;
	right: 27%;
	list-style: none;
}

.imgnav ul li {
	margin: 10px 20px;
}

.imgnav ul li a {
	font-size: 14px;
	text-decoration: none;
	color: #FFFFFF;
}

.imgnav ul li a:hover {
	color: yellow;
}

#p1,
#p2 {
	color: #FFFFFF;
	font-size: 30px;
	width: 500px;
	height: 35px;
}

#p1 {
	position: absolute;
	top: 40%;
	bottom: 40%;
	right: 40%;
	left: 50%;
	transform: translate(-50%, -50%);
	text-align: start;
}

#p2 {
	position: absolute;
	top: 45%;
	left: 55%;
	bottom: 50%;
	right: 40%;
}

#content {
	width: 100%;
	text-align: center;
		min-width: 1000px;
}

.text>p {
	font-size: 30px;
	color: #555;
	font-weight: bold;
}

.text a {
	color: #000;
	text-decoration: none;
}   

.contimg {
	margin: auto;
	padding: 0 60px;
	margin-top: 30px;
	width: 80%;
	height: 300px;
	min-width: 1000px;
	display: flex;
	justify-content: space-between;
	box-sizing: border-box;
}

.contimg1 {
	height: 150px;
	margin-top: 10px;
}

.contimg>div {
	width: 33.333%;
	margin: 10px 5px;
}

.contimg>div>a {
	color: #000000;
	font-size: 15px;
	text-decoration: none;
}

.contimg>div>a>img {
	height: 170px;
	width: 280px;
}

.contimg>div>img {
	height: 170px;
	width: 280px;
}

.contimg>div>a>h3 {
	font-size: 15px;
	color: #000000;
	text-decoration: none;
}

.contimg>div>p {
	color: #555555;
	font-size: 12px;
	text-align: start;
	margin: 5px;
}

.time {
	display: flex;
	margin-left: 45px;
}

.date {
	width: 60px;
	height: 60px;
	display: inline-block;
	background-color: #FFFF55;
	box-sizing: border-box;
	padding: 10px 0;
	margin: 10px 5px;
}

.date>.mony {
	display: inline-block;
	font-size: 20px;
	line-height: 24px;
}

.date>.day {
	display: inline-block;
	font-size: 14px;
}

.datetext {
	width: 220px;
	font-size: 12px;
        margin-top: 40px;
}

.datetext a:nth-of-type(1) {
	font-size: 12px;
	font-weight: bold;
	text-decoration: none;
	color: #000000;
}

.datetext a:nth-of-type(2) {
	color: #555555;
	line-height: 30px;
	text-align: start;
	border-bottom: 1px solid #555555;
	text-decoration: none;
	color: #000000;
	display: inline-block;
}
.datetext a:nth-of-type(2):after{
		overflow: hidden;
				display: inline-block;
				vertical-align: bottom;
				animation: ellipsis 2s infinite;
				content: "\2026";
}
.long {
	height: auto;
	margin: 40px auto;
}

.long>a {
	font-size: 16px;
	text-decoration: none;
	color: red;
}

.long>a>ul {
	text-align: center;
	margin: auto;
	width: 190px;
	list-style: none;
	display: flex;
}

.long>a>ul>li {
	border: 1px solid red;
	box-sizing: border-box;
}

.long>a>ul>li:nth-of-type(1) {
	padding: 10px 30px;
}

.long>a>ul>li:nth-of-type(2) {
	padding: 10px 20px;
}

.while>a>ul>li {
	border: 1px solid #FFFFFF;
	color: #FFFFFF;
}

.contimg2 {
	height: 600px;
	background: url(../img/lanzhou2.png) no-repeat;
	background-size: 100%;
	position: relative;
	color: #FFFFFF;

}
.pinzhi{
	background: url(../img/lanzhou4.png) no-repeat;
	    height: 650px;
	    background-size: 100%;
	    min-width: 1000px;
}
.conttext>p:nth-of-type(1) {
	position: absolute;
	top: 8%;
	right: 50%;
	font-size: 30px;
	transform: translateX(50%);
}

.conttext>p:nth-of-type(2) {
	position: absolute;
	top: 6%;
	right: 24%;
	font-size: 50px;
	color: #FFFFF5;
}

.conttext>p:nth-of-type(3) {
	position: absolute;
	top: 16%;
	right: 14%;
	font-size: 50px;
	color: #FFFFF5;
}


.conttext a {
	color: #000;
	text-decoration: none;
}   

#long {
	position: absolute;
	bottom: 5%;
	left: 50%;
	transform: translateX(-50%);
}

.imgcont {
	display: flex;
	width: 60%;
	position: absolute;
	top: 24%;
	left: 50%;
	transform: translateX(-50%);
}

.imgcont>div img {}

.imgcontleft {
	flex: 1;
}

.imgcontright {
	flex: 1;
	box-sizing: border-box;
	padding-top: 30px;
}

.imgcontright>a {
	display: block;
	width: 100%;
	height: 50px;
	margin: 30px 20px;
	font-size: 18px;
	color: #FFFFFF;
	text-align: start;
	text-decoration: none;
}

.imgcontright>div>p {
	text-align: start;
	font-size: 14px;
	display: block;
	margin: 0 20px;
}

.imgcontright>div>div {
	box-sizing: border-box;
	padding: 30px;
}

.imgcontright>div>div>ul {
	list-style: none;
	margin-top: 30px;
}

.imgcontright>div>div a {
	font-size: 12px;
	text-decoration: none;
	color: #FFFFFF;
}

.imgcontright>div>div>ul>li {
	text-align: start;
}

.imgcontright>div>div>ul>li>a>i {
	display: inline-block;
	width: 5px;
	height: 5px;
	margin: 4px;
	background-color: #FFFFFF;
	border-radius: 50%;
}

.minimg {
	display: flex;
	justify-content: center;
}

.maximg>img {
	width: 380px;
	height: 260px;
}

.minimg img {
	width: 126px;
	height: 80px;
}

.minimg span {
	display: inline-block;
	height: 80px;
	width: 126px;
	position: absolute;
	bottom: 5;
	background: #000000;
	opacity: 0.5;
	text-align: center;
	box-sizing: border-box;
	padding: 20px 5px;
	font-size: 12px;
}

.minimg p{
	opacity: 1;
}

.maximg {
	position: relative;
}

.maximg span{
	display: inline-block;
	position: absolute;
	bottom: 0;
	background-color: #000000;
	opacity: 0.5;
	width: 380px;
	z-index: 9;
	box-sizing: border-box;
	padding: 5px;
}

.maximg p {
	opacity: 1;
}

.image {
	width: 1000px;
	display: flex;
	margin: auto;
}

.image>div:nth-of-type(1) {
	flex: 3;
	display: flex;
}

.image>div:nth-of-type(2) {
	flex: 3;
	box-sizing: border-box;
	padding: 30px;
	text-align: start;
}

.image>div:nth-of-type(3) {
	flex: 2;
}
.image>div:nth-of-type(3)>img {
	width: 45%;
}
.image>div {
	position: relative;
}

.image>div img {
	width: 70%;
	height: 360px;
}

.image>div>img:nth-of-type(2) {
	transform: translateX(-58%);
	z-index: -99999;
}
.image2{
	
}
.image>div>img:nth-of-type(1) {

	z-index: 99999;
}
.image1>span {
	position: absolute;
	display: block;
	top: 30px;
	right: 0;
	border-top: transparent 20px solid;
	border-left: transparent 30px solid;
	border-bottom: transparent 20px solid;
	border-right: #FFFFFF 30px solid;
	z-index: 9999;
}
.image2>span {
	position: absolute;
	display: block;
	top: 30px;
	left: 0;
	border-top: transparent 20px solid;
	border-left: #FFFFFF 30px solid;
	border-bottom: transparent 20px solid;
	border-right: transparent 30px solid;
	z-index: 9999;
}
.image>div a {
	font-size: 24px;
	color: #555;
	text-decoration: none;
	line-height: 40px;
	font-weight: bold;
	display: block;
}

.image>div>p {
	width: 100%;
	display: block;
	height: 120px;
	margin:  0;
	font-size: 16px;
	color: #555;
	line-height: 30px;
	display: none;
	
}
.image>div>p:after {
	overflow: hidden;
	display: inline-block;
	vertical-align: bottom;
	animation: ellipsis 2s infinite;
	content: "\2026";
}
@keyframes ellipsis {
	from {
		width: 2px;
	}
	to {
		width: 15px;
	}
}

.videos{
	z-index: 9999;
}
.videos>a>img{
	width: 30%;
	height: auto;
}
.yinxiang{
	width: 100%;
	height: 500px;
	margin: 30px auto;
	display: flex;
}
.xietu{
	width: 700px;
	box-sizing: border-box;
	height: 340px;

	display: flex;
	margin:30px auto ;
}
.xietu>div{
	width: 160px;
	height: 300px;
	border-radius:10px ;
	background: #0066EE;
	margin: 0 10px;
}
.xietu>div>img{
	width: 100%;
	height: 300px;
	border-radius:10px ;
}
.xietu>div>span{
	color: #FFFFFF;
	line-height: 40px;
	font-size: 12px;
}
.xietu>div:nth-of-type(1),.xietu>div:nth-of-type(3){
	transform: translate(10px,-20px) skewX(-15deg);
}
.xietu>div:nth-of-type(2),.xietu>div:nth-of-type(4){
	transform: translate(-20px,100px) skewX(-15deg);
}
.xietu>div:nth-of-type(2)>span,.xietu>div:nth-of-type(4)>span{
	display: inline-block;
	transform: translate(0,-37px);
}
.xietu>div:nth-of-type(1)>img,.xietu>div:nth-of-type(3)>img{
	transform: translate(10px,-5px) ;

}
.xietu>div:nth-of-type(2)>img,.xietu>div:nth-of-type(4)>img{
	transform: translate(10px,-30px) ;

}
.over{
	width: 100%;
	height: 600px;
	background: url(../img/lanzhou3.png) no-repeat;
	background-size: 100%;
	position: relative;
}
.over>p{
	color: #FFFFFF;
	font-size: 35px;
	font-weight: bold;
	letter-spacing:3px;
}
.over>p:nth-of-type(1){
	position: absolute;
	top: 22%;
	left: 35%;
}
.over>p:nth-of-type(2){
	position: absolute;
	top: 34%;
	left: 50%;
}
#foot{
	margin: 50px auto;
}
.foot-text>p{
	color: #555;
	display: inline-block;
}
.foot-text{
		margin: 5px auto;
}

.footimg{
	display: flex;
	justify-content: center;
}