body,
ul,
ol,
ul,
li,
ol,
dl,
dd,
dt,
form,
span,
p,
h4,
h3,
h2,
h1,
textarea {
	margin: 0;
	padding: 0;
	list-style: none;
	font-family: "微软雅黑", "宋体";
}

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

body {
	width: 100%;
	margin: auto;
	background: #f9fdff;
}

.top {
	/*min-width: 1600px	;*/
	background-color: #f4f4f4;
	line-height: 35px;
	display: flex;
	justify-content: center;
}

.top_hy {
	width: 1600px;
	height: 35px;
	display: flex;
	justify-content: space-between;

}

.top_hy_left {
	height: 35px;
	display: flex;
	justify-content: center;
	align-items: center;
	color: #1658a0;
}

.top_hy_left img {
	width: 16px;
}

/*.top_hy_left h4{
	position: absolute;
	top: -2px;
	left: 20px;
}*/
.top_hy_right {
	float: right;
	line-height: 35px;
	color: #1658a0;

}

.top_hy_right .link1 {
	margin-left: 5px;
	border: solid #1658a0 2px;
	border-radius: 8px;
	color: #1658a0;

}

.top_hy_right .link2 {
	margin-left: 5px;
	border: solid #1658a0 2px;
	border-radius: 8px;
	color: #1658a0;

}

.banner {
	width: 100%;
	text-align: center;
	position: relative;
}

.banner_img .bg {
	display: none;
}

.banner_img {
	background: url(https:/nync.lanzhou.gov.cn/images/3152/banner.png) no-repeat;
	background-size: 100% 100%;
	height: 200px;
	position: relative;
}

.banner_img img {
	position: absolute;
	left: 9%;
	top: 13%;
	width: 600px;
}

.banner_seach {
	right: 26%;
	top: 20%;
	position: absolute;

}

.banner_seach input {
	font-size: 16px;
	outline: none;
	width: 185px;
	height: 40px;
	border-radius: 24px;
	border: #0878c7 1px solid;
	opacity: 0.5;
	color: #0878c7;
	padding-left: 25%;
	padding-right: 60%;
}

.banner_seach input::-webkit-input-placeholder {
	color: #0878c7;
}

/* 轮播图 */
.slideBox {
	width: 780px;
	height: 500px;
	float: left;
	margin-right: 10px;
	position: relative;
	overflow: hidden;
}

.slideBox .hd ul {
	height: 34px;
	position: absolute;
	bottom: 0;
	right: 0;
	z-index: 3;
}

.slideBox .hd ul li {
	width: 10px;
	height: 10px;
	border-radius: 50%;
	float: left;
	margin-right: 10px;
	margin-top: 12px;
	background: rgba(255, 255, 255, 0.7);
	-pie-background: rgba(0, 0, 0, .5);
	text-align: center;
	color: #dbdbdb
}

.slideBox .hd ul li.on {
	background: #57a8ec;
}

.slideBox .bd ul {
	width: 100%;
	height: 100%;
}

.slideBox .bd ul li {
	float: left;
}

.slideBox .bd {
	position: absolute;
	z-index: 1;
}

.slideBox .bd ul li a {
	display: block;
	width: 780px;
	height: 500px;
	position: relative;
}

.slideBox .bd ul li a img {
	display: block;
	width: 100%;
	height: 100%
}

.slideBox .bd ul li a .news-slide-tit {
	width: 100%;
	height: 34px;
	line-height: 34px;
	color: #fff;
	font-size: 15px;
	background: rgba(0, 0, 0, .5);
	-pie-background: rgba(0, 0, 0, .5);
	position: absolute;
	bottom: 0;
	left: 0
}

.slideBox .bd ul li a .news-slide-tit span {
	margin-left: 15px;
}

.banner_seach img {
	/* float: left; */
	position: absolute;
	left: 10px;
	top: 9px;
	width: 27px;
}

.banner_seach .banner_seach_btn {
	font-size: 16px;
	border: #0878c7 1px solid;
	border-radius: 24px;
	height: 42px;
	width: 110px;
	color: #fff;
	background: #0878c7;
	line-height: 30px;
	position: absolute;
	top: 0px;
	right: -165px;
	text-shadow: 1px 1px 5px rgba(255, 255, 255, 0.5);
	cursor: pointer;
}

/* nav开始 */
.nav {
	width: 100%;
	height: auto;
	display: flex;
	flex-direction: column;
	align-items: center;
	background-color: #057ccc;
}

.nav_lb {
	width: 100%;
	height: auto;
	background-color: #fff;
	display: flex;
	flex-direction: column;
	align-items: center;
}

.nav_lb>div {
	width: 100%;
	background-color: #057ccc;
	height: 60px;
}

.nav_list {
	width: 1600px;
	height: 60px;
	background-color: #057ccc;
	margin: 0 auto;
}

.nav_list li a {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 100%;
	color: #fff;
}

.nav_list a {
	display: flex;
	flex: 1;
	justify-content: center;
	color: #fff;
	background-color: #057ccc;
	font-size: 24px;
}

.nav_list .first {
	background-color: #fff;
	color: #0878c7;

}

.nav_list>span {
	width: 20px;
}

#nav_list2 {
	display: flex;
	align-items: center;
	justify-content: center;
}

.nav_list .first img {
	filter: drop-shadow(-23px 0px #0878c7);
	filter: blur(10);
	opacity: 1;
	transition: 0.5s;
}

.nav_list {
	height: 60px;
	display: flex;
	line-height: 60px;
	font-size: 34px;
	justify-content: space-around;
}

/* .nav_list a {
	display: block;
} */

.zhengwu {
	display: flex;
	align-items: center;
	justify-content: center;
	text-align: center;
}

.nav_list1 {}

.nav_list>li {
	flex: 1;
	display: flex;
	justify-content: center;
	align-items: center;
	color: #fff;
	background-color: #057ccc;
	cursor: pointer;
	font-size: 24px;
	text-shadow: 1px 1px 5px rgba(255, 255, 255, 0.4);
}


.nav_lb ol>li.nav1 {
	padding: 30px;
	box-sizing: border-box;
	background-color: #fff;
	color: #0878c7;
	height: auto;
	box-shadow: 0px 20px 20px #aaa;
}

.nav_list>li.nav1 span {
	color: #0878c7;
}

ol {
	margin: auto;
}

/* ol {
	flex: 1;
	position: relative;
}

ol>li {
	position: absolute;
	left: 0;
	top: 0;
	width: 100%;
	height: 100%;
	color: #fff;
	display: none;
	justify-content: center;
	align-items: center;
	height: auto;
} */

ol>li .nav_1,
.nav_2,
.nav_3,
.nav_4,
.nav_5 {
	flex-direction: column;
	display: flex;
}

/* 二级首页 */
.nav_1_top {
	position: relative;
	display: flex;
	margin: auto;
	justify-content: space-between;
	/* height: 100px; */
}


.nav_1_topimg {
	display: none;
}

.nav_1_top .nav_1_top_bt {
	width: calc(100% - 105px);
	flex-direction: column;
	justify-content: space-between;
	display: flex;
	height: 75px;
}

.nav_1_top .nav_1_top_bt .nav_1_top_bt1 {
	color: #2261c2;
	font-size: 26px;
}

.nav_1_top .nav_1_top_bt .nav_1_top_bt2 a {
	color: #6a6a6a;
}

.nav_1_top_banner {
	margin-top: 20px;
	width: 100%;
	height: 100px;
}

.nav_1_tab {
	padding-top: 20px;
	width: 100%;
	height: auto;
	display: flex;
	justify-content: space-between;
	margin: auto;
}

.nav_1_tab .nav_1_tab_right .right_nav .first a {
	color: #2261c2;
	border-bottom: #2261c2 5px solid;
	font-weight: 700;
	display: block;
	height: 100%;
}

.nav_1_tab .nav_1_tab_right .right_nav ul {
	height: 50px;
	line-height: 50px;
	display: flex;
	justify-content: space-between;
}

.nav_1_tab .nav_1_tab_right .right_nav ul>li {
	background: #fff;
	color: #333;
	justify-content: space-between;
	font-size: 26px;
	font-weight: 500;
}

.nav_1_tab .nav_1_tab_right .right_nav_tab .right_nr {
	width: 100%;
	padding-top: 15px;
}

.nav_1_tab .nav_1_tab_right .right_nav_tab .right_nr li {
	display: flex;
	width: 100%;
	background: #fff;
	color: #333;
	justify-content: space-between;
	line-height: 48px;
	font-size: 18px;
}

.gansuul li {
	display: flex;
	width: 100%;
	background: #fff;
	color: #333;
	justify-content: space-between;
	line-height: 48px;
	font-size: 18px;
}

.gansuul ul {
	height: 430px;
	overflow: hidden;
}

.govpushinfo150203 {
	height: 430px;
	overflow: hidden;
}

.govpushinfo150203 li a {
	width: 64%;
	overflow: hidden;
	white-space: nowrap;
	text-overflow: ellipsis;
	position: relative;
	padding-left: 15px;
}

.gansuul li a {
	width: 64%;
	overflow: hidden;
	white-space: nowrap;
	text-overflow: ellipsis;
	position: relative;
	padding-left: 15px;
}

.govpushinfo150203 li a:before {
	content: "";
	position: absolute;
	width: 5px;
	height: 5px;
	border-radius: 50%;
	background: #90b0e0;
	top: 24px;
	left: 0px;
}

.gansuul li a::before {
	content: "";
	position: absolute;
	width: 5px;
	height: 5px;
	border-radius: 50%;
	background: #90b0e0;
	top: 24px;
	left: 0px;
}

.gengduo {
	display: none;
}

.right_nr_nav .right_nr_radius {
	width: 5px;
	height: 5px;
	border-radius: 50%;
	background: #90b0e0;
	float: left;
	display: block;
	border-radius: 50%;
	margin-top: 23px;
	margin-right: 10px;
}

.right_nr_nav {
	float: left;
	width: 66%;
	overflow: hidden;
	white-space: nowrap;
	text-overflow: ellipsis;
}

.right_nr_nav a:hover {
	color: #2261c2;
	transition: 0.25s;
}

.nav_1_tz {
	padding-top: 20px;
	width: 100%;
	height: auto;
	display: flex;
	justify-content: space-between;
	margin: auto;
}

.nav_1_tz .nav_1_tz_left {
	width: 780px;
	height: 350px;
	background: #f9fdff;
	border: #deecfb 1px solid;
}

.nav_1_tz .nav_1_tz_left .nav_1_tz_left1 {
	width: 100%;
	height: 50px;
	background: #deecfb;
	border-bottom: #d9d9d9 1px solid;
	color: #000;
	display: flex;
	justify-content: space-between;
	align-items: center;

}

.nav_1_tz_left1 .tz_left1 {
	color: #2261c2;
	font-weight: 700;
	display: flex;
	font-size: 28px;
	align-items: center;
}

.nav_1_tz_left1 .tz_left1 a {
	color: #2261c2;
}

.nav_1_tz_left1 a {
	margin-right: 15px;
}

.nav_1_tz_left1 .tz_left1 .tz_left1_img {
	height: 35px;
	width: 8px;
	border-radius: 5px;
	background: #2261c2;
	margin-left: 18px;
	margin-right: 18px;
	margin-top: 1px;
}

.nav_1_tz .nav_1_tz_left .nav_1_tz_left2 {
	width: 100%;
	height: auto;
	padding-top: 16px;
}

.nav_1_tz .nav_1_tz_right {
	width: calc(100% - 810px);
	height: 350px;
	background: #f9fdff;
	border: #deecfb 1px solid;
}

.nav_1_tz_left2>ul>li {
	display: flex;
	width: 100%;
	color: #333;
	justify-content: space-between;
	line-height: 55px;
	font-size: 18px;
	box-sizing: border-box;
}

.nav_1_tz .nav_1_tz_right .nav_1_tz_right1 {
	width: 100%;
	height: 50px;
	background: #deecfb;
	border-bottom: #d9d9d9 1px solid;
	color: #000;
	display: flex;
	justify-content: space-between;
	align-items: center;

}

.nav_1_tz_right1 .tz_right1 {
	color: #2261c2;
	font-weight: 700;
	display: flex;
	font-size: 28px;
	align-items: center;
}

.nav_1_tz_right1 .tz_right1 a {
	color: #2261c2;
}

.nav_1_tz_right1 a {
	margin-right: 15px;
}

.nav_1_tz_right1 .tz_right1 .tz_right1_img {
	height: 35px;
	width: 8px;
	border-radius: 5px;
	background: #2261c2;
	margin-left: 18px;
	margin-right: 18px;
	margin-top: 1px;
}

.nav_1_tz_right2 img {
	padding: 17px;
	width: 100%;
	box-sizing: border-box;
}

.nav_1_tz_right3 {
	display: flex;
	justify-content: space-around;
	color: #000;
	font-size: 24px;
	line-height: 65px;
	font-weight: 500;
}

.nav_1_tz_right3 img {
	width: 100px;
}

.nav_1_tz_right3 div {
	display: flex;
	flex-direction: column;
	align-items: center
}

.nav_1_banner,
.nav_1_dh {
	padding-top: 20px;
	width: 100%;
	height: 120px;
	display: flex;
	justify-content: space-between;
	margin: auto;
}

.nav_1_banner a img {
	width: 280px;
	height: 100%;
}

.nav_1_dh_bg {
	background: #fef2f2;
	width: 370px;
	height: 100px;
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
}

.nav_1_dh_bg:hover {
	transform: translateY(-2px);
	-webkit-transform: translateY(-2px);
	-moz-transform: translateY(-2px);
	-ms-transform: translateY(-2px);
	transition: .4s;
}

.nav_1_dh_bg h3 {
	color: #b1000a;
	font-size: 20px;
}

.nav_1_dh_bg p {
	color: #b1000a;
	font-size: 16px;
}

.footer {
	margin: auto;
	width: 100%;
}

.footer_img {
	background: url(https:/nync.lanzhou.gov.cn/images/3152/footer.png)no-repeat;
	margin: auto;
	background-size: 100% 100%;
	height: 256px;
	display: flex;
	justify-content: center;
	align-items: center;
	text-align: center;
	padding-top: 40px;
	box-sizing: border-box;
}

.foot {
	display: flex;
	width: 1600px;
	justify-content: space-around;
	/* flex-direction: column; */
}

.yqlj {
	width: 100%;
	padding-bottom: 20px;
	margin-top: 10px;

}

.yqlj .yqlj_bg {
	margin: 0 -20px;
}

.yqlj .yqlj_bg li {
	float: left;
	width: 20%;
	padding: 0 20px;
	box-sizing: border-box;
}

.yqlj .yqlj_bg select {
	height: 30px;
	line-height: 30px;
	text-align: center;
}

/* 二级三农开始 */
.nav_2 .nav_2_top {
	width: 100%;
	height: auto;
	display: flex;
	justify-content: space-between;
	margin: auto;
}

.nav_2 .nav_2_top .nav_2_top_tab {
	width: 755px;
	height: 515px;
}

.sn_tab1 {
	display: flex;
	justify-content: space-between;
	align-items: center;
}

.sn_tab1 h2 {
	border-bottom: 3px #0878c7 solid;
	padding-bottom: 10px;
	font-size: 24px;
}

.sn_tab1 .gd {
	color: #fff;
	background: #90b0e0;
	width: 60px;
	height: 22px;
	border-radius: 5px;
	text-align: center;
}

.nav_2_top .nav_2_top_tab .sn_tab2 {
	display: flex;
	justify-content: space-between;
	margin-top: 30px;
}

.nav_2_top .nav_2_top_tab .sn_tab2 .sn_tab2_img {
	width: 250px;
	height: 150px;
}

.nav_2_top .nav_2_top_tab .sn_tab2 .sn_tab2_nr {
	display: flex;
	flex-direction: column;
	justify-content: space-around;
	align-items: center;
}

.nav_2_top .nav_2_top_tab .sn_tab2 .sn_tab2_nr h2 {
	color: #333;
	font-size: 20px;
}

.nav_2_top .nav_2_top_tab .sn_tab2 .sn_tab2_nr p {
	color: #333;
	text-indent: 2em;
	line-height: 28px;
}

.nav_2_top .nav_2_top_tab .sn_tab2 .sn_tab2_nr p>a {
	color: red;
}

.nav_2 .nav_2_banner {
	width: 100%;
	display: flex;
	justify-content: space-between;
	margin: auto;
}

.nav_2 .nav_2_banner .nav_2_banner1 {
	width: 755px;
	height: 80px;
}

.nav_2_banner1 img {
	width: 100%;
}

.nav_2_but {
	width: 100%;
	display: flex;
	justify-content: space-between;
	margin: auto;
	margin-top: 30px;

}

.nav_2_but_tab {
	width: 755px;
	height: 460px;
}

/* 二级技术开始 */

.nav_3 .nav_3_top {
	height: auto;
	display: flex;
	justify-content: space-between;
	margin: auto;
}

.nav_3_top_js,
.nav_3_top_zj,
.nav_3_top_xx {
	width: 750px;
}

.nav_3_top_js img {
	width: 100%;
}

.nav_3_top_zj img {
	width: 100%;
}

.nav_3_top_xx img {
	width: 100%;
}

.js_tab1 {
	display: none;
}

.nav_3_top_wz {
	width: 750px;
	height: auto;
	padding-top: 15px;
}

.nav_3_top_wz .nav3_top_time {
	color: #6a6a6a;
}

.nav_3_top_wz>ul>li {
	display: flex;
	width: 740px;
	color: #333;
	justify-content: space-between;
	height: 58px;
	line-height: 58px;
	font-size: 20px;
}

.nav3_top_nr {
	float: left;
	width: 340px;
	overflow: hidden;
	white-space: nowrap;
	text-overflow: ellipsis;
}

.nav3_top_nr a:hover {
	color: #2261c2;
	transition: 0.25s;
}

.nav_3 .nav_3_but {
	padding-top: 30px;
	width: 100%;
	height: auto;
	display: flex;
	justify-content: space-between;
	flex-direction: column;
	margin: auto;
}

.nav_3_but_bt {
	display: flex;
	justify-content: space-between;
	width: 100%;
}

.js_tab1 {
	display: flex;
	justify-content: space-between;
	align-items: center;
	width: 512px;
	border-bottom: #bbb solid 1px;
}

.js_tab1 h2 {
	border-bottom: 3px #0878c7 solid;
	padding-bottom: 10px;
}

.js_tab1 .gd {
	color: #fff;
	background: #90b0e0;
	width: 60px;
	height: 22px;
	border-radius: 5px;
	text-align: center;
}

.js_tab2 {
	display: flex;
	justify-content: space-between;
	align-items: center;
	width: 100%;
	border-bottom: #bbb solid 1px;
}

.js_tab2 h2 {
	border-bottom: 3px #0878c7 solid;
	padding-bottom: 10px;
}

.js_tab2 .gd {
	color: #fff;
	background: #90b0e0;
	width: 60px;
	height: 22px;
	border-radius: 5px;
	text-align: center;
}

.nav_3_but_sp {
	width: 100%;
	justify-content: space-between;
	display: flex;
	margin-top: 30px;
	margin-bottom: 30px;
}

.nav3_but_sp {
	width: 310px;
}

.nav3_but_sp:hover {
	transform: translateY(-2px);
	-webkit-transform: translateY(-2px);
	-moz-transform: translateY(-2px);
	-ms-transform: translateY(-2px);
	transition: .4s;
}

.nav3_but_sp1 {
	width: 100%;
	height: 220px;
}

.nav3_but_sp1 img {
	width: 310px;
	height: 220px;
}

.nav3_but_sp2 {
	width: 100%;
	height: 65px;
	color: #214bb2;
	background: #f7fbfe;
	display: flex;
	justify-content: space-around;
	align-items: center;
}

.nav3_but_sp2>div {
	width: 240px;
	font-size: 14px;
	display: -webkit-box;
	-webkit-box-orient: vertical;
	-webkit-line-clamp: 2;
	overflow: hidden;
}



/* 二级大数据开始 */
.nav_4_top {
	width: 100%;
	height: auto;
	display: flex;
	justify-content: space-between;
	flex-direction: column;
	margin: auto;
}

.nav_4_top_bt {
	width: 100%;
	height: 65px;
	display: flex;
	justify-content: space-around;
	background: #e0f4ff;
}

.nav_4_top_bt .top_bt {
	width: 260px;
	display: flex;
	height: 50px;
	justify-content: space-around;
	align-items: center;
}

.line1,
.line2 {
	display: flex;
	flex-direction: column;
	width: 80px;
	justify-content: space-around;
	height: 20px;
}

.line_left {
	width: 80px;
	height: 3px;
	background: linear-gradient(244deg, rgba(129, 170, 224, 1) 50%, rgba(255, 255, 255, 0) 100%);
}

.line_right {
	width: 80px;
	height: 3px;
	background: linear-gradient(244deg, rgba(255, 255, 255, 0) 0%, rgba(129, 170, 224, 1) 50%);
}

.nav_4_top_nr {
	margin-top: 30px;
	margin-bottom: 10px;
	display: flex;
	justify-content: space-between;
	flex-wrap: wrap
}

.nav4_top_nr {
	width: 370px;
	height: 120px;
	border: #e4e4e4 1px solid;
	display: flex;
	align-items: center;
	margin-bottom: 20px;
}

.nav4_top_nr .nav4_top_nr_left {
	position: relative;
	width: 120px;
	height: 120px;
}

.nav4_top_nr_left .nav4_bk1 {
	position: absolute;
	left: -2px;
	top: -2px;
	border-left: #4675bd 2px solid;
	border-top: #4675bd 2px solid;
	width: 40px;
	height: 40px;
}

.nav4_top_nr .nav4_top_nr_left .nav4_time {
	color: #6a6a6a;
	display: flex;
	flex-direction: column;
	align-items: center;
	height: 45px;
	justify-content: flex-end;
}

.nav4_top_nr .nav4_top_nr_left .nav4_time h2 {
	color: #057ccc;
	font-size: 44px;
	-webkit-transform: translateY(55%);
}

.nav4_top_nr .nav4_top_nr_left .nav4_time span {
	-webkit-transform: translateY(550%);
	color: #6a6a6a;
	font-size: 16px;
}

.feng {
	width: 1px;
	height: 90px;
	background: #d2d2d2;
	margin-right: 5px;
}

.nav4_top_nr_right {
	width: 260px;
	height: 42px;
	position: relative;
}

.nav4_top_nr_right .lb_right_nr {
	width: 220px;
	height: 55px;
	padding-left: 22px;
	color: #000;
	display: -webkit-box;
	-webkit-box-orient: vertical;
	-webkit-line-clamp: 2;
	overflow: hidden;
	line-height: 30px;
}

.nav4_top_nr_right .nav4_bk2 {
	position: absolute;
	right: -2px;
	bottom: -41px;
	border-right: #4675bd 2px solid;
	border-bottom: #4675bd 2px solid;
	width: 40px;
	height: 40px;
}

.nr_right_nr a {
	color: #0878c7;
}

.nav_4_bom {
	width: 100%;
	height: 320px;
	background: #e0f4ff;
	display: flex;
	justify-content: space-between;
	flex-direction: column;
	margin: auto;
	margin-bottom: 30px;
}

.nav4_bom_nr {
	height: 250px;
	display: flex;
	justify-content: space-around
}

.nav4_bom_nr .nav4_bom_nr_box {
	width: 200px;
	height: 200px;
	background: #fff;
}

.nav_4_bom_bt .bom_bt {
	width: 260px;
	display: flex;
	height: 50px;
	justify-content: space-around;
	align-items: center;
}

.nav_4_bom_bt {
	width: 100%;
	display: flex;
	justify-content: space-around;
}

.nav4_bom_nr .nav4_bom_nr_box {
	display: flex;
	flex-direction: column;
	justify-content: space-around;
	align-items: center;
}

.nav4_bom_nr .nav4_bom_nr_box .bom4_box_xian {
	background: #32b16c;
	width: 50px;
	height: 2px;
}

.nav4_nr_boxx {
	width: 200px;
	height: 150px;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: space-around;

}

.nav4_bom_nr .nav4_bom_nr_box .nav4_nr_boxx button {
	width: 110px;
	height: 30px;
	outline: none;
	border: #bfbfbf 1px solid;
	border-radius: 40px;
	background: #fff;
	font-size: 16px;
	cursor: pointer;
}

.nav4_bom_nr .nav4_bom_nr_box .nav4_nr_boxx h3 {
	color: #777777;
	font-size: 18px;
	line-height: 20px;
}

.yqlj_bg select {
	width: 200px;
}

.nav4_top_nr_right .right_nr_radius {
	display: none;
}



/* 二级专题开始 */
.nav_5_top {
	width: 100%;
	height: auto;
	display: flex;
	justify-content: space-between;
	margin: auto;
}

.nav_5_top_banner {
	width: 1000px;
	height: 365px;
}

.nav_5_top_banner img {
	width: 1000px;
	height: 365px;
}

.nav_5_top_bt {
	display: flex;
	padding-left: 35px;
	flex-direction: column;
	justify-content: center;
}

.nav_5_top_bt h2 {
	color: #333;
	font-size: 22px;
	line-height: 1.6;
	display: -webkit-box;
	-webkit-box-orient: vertical;
	-webkit-line-clamp: 3;
	overflow: hidden;
}

.nav_5_top_bt p {
	margin-top: 10px;
	color: #626262;
	line-height: 37px;
	font-size: 18px;
	text-indent: 2em;
	display: -webkit-box;
	-webkit-box-orient: vertical;
	-webkit-line-clamp: 6;
	overflow: hidden;
}

.nav_5_bom {
	width: 100%;
	height: auto;
	display: flex;
	justify-content: space-between;
	flex-direction: row;
	margin: auto;
	margin-top: 30px;
	flex-wrap: wrap;
}

.nav_5_bom .nav_5_bom_zt {
	width: 365px;
	height: 200px;
	border: #d2d2d2 1px solid;
	display: flex;
	flex-direction: column;
	align-items: center;
	position: relative;
	margin-bottom: 30px;
	text-align: center;
}

.nav_5_bom tr {
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;
}

.nav_5_bom .nav_5_bom_zt h2 {
	color: #454545;
	display: -webkit-box;
	-webkit-box-orient: vertical;
	-webkit-line-clamp: 2;
	overflow: hidden;
	padding: 0 15px;
}

.nav_5_bom .nav_5_bom_zt span {
	position: absolute;
	right: 10px;
	bottom: 12px;
	color: #666;
}

.w100 h3 {
	font-size: 16px;
	font-weight: 400;
	line-height: 50px;
}

.foot .foot_tb {
	display: flex;
	width: 290px;
	justify-content: space-between;
	align-items: center;
}

.foot_ma {
	display: flex;
	width: 355px;
	align-items: center;
	justify-content: space-between;
}

.foot_ma>div {
	display: flex;
	flex-direction: column;
	width: 88px;
	height: 88px;
	font-size: 12px;
}

.foot_ma>div img {
	margin-bottom: 4px;
}


/* 栏目页 */


.dqwz {
	margin-top: 30px;
}

.lb {
	width: 1600px;
	margin: auto;
	background: #fff;
	padding-bottom: 30px;
}

.lb_nav {
	display: flex;
	justify-content: space-between;
	padding: 30px;
	box-sizing: border-box;
}

.lb_left {
	width: 320px;
	height: 1155px;
	display: flex;
	flex-direction: column;
	background: #f2f9fd;
}

.lb_left_top {
	width: 320px;
	height: 60px;
	border-top-left-radius: 10px;
	border-top-right-radius: 10px;
	background: #1e8dd0;
	font-size: 16px;
	color: #fff;
	text-align: center;
	line-height: 60px;
}



.lb_left_nav .lb_icon1 {
	background: url(https:/nync.lanzhou.gov.cn/images/3152/lb_jt2.png);
	width: 18px;
	height: 18px;
	background-size: 100% 100%;
}

.lb_left_nav {
	border-bottom: 1px #d3d3d3 solid;
}

.lb_left tbody tr {
	display: flex;
	flex-direction: column;
}

.menuTit {
	display: flex;
	align-items: center;
	margin-left: 20px;
	width: 280px;
	height: 55px;
	justify-content: flex-start;
	font-size: 20px;

}

.menuTit>span {
	color: #1e8dd0;
	padding-bottom: 8px;
	margin-right: 10px;
}

.lb_right {
	width: 1210px;
}

.lb_right .dqlm h3 {
	font-size: 22px;
	line-height: 30px;
	color: #1e8dd0;
	font-weight: 600;
	float: left;
	padding-bottom: 6%;
}

.lb_right .dqlm {
	width: 1200px;
	height: 40px;
	border-bottom: 1px solid #ccc;
	display: flex;
	align-items: center;
	justify-content: space-between;
}

.lb_right .dqlm a {
	font-size: 16px;
	color: #999;
	line-height: 40px;
	width: 60px;
}

.lb_right p {
	float: left;
	width: 70%;
	font-size: 16px;
	line-height: 40px;
	color: #333;
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
}

.lb_right ul {
	margin-bottom: 20px;
}

.lb_right .rq {
	display: block;
	float: right;
	width: 24%;
	font-size: 14px;
	line-height: 40px;
	text-align: right;
	margin-right: 20px;
	color: #999;
}

.lb_right .tx {
	display: block;
	float: left;
	width: 5px;
	height: 5px;
	border-radius: 50%;
	background-color: #ccc;
	margin-top: 19px;
	margin-right: 10px;
}

.wz_bg {
	width: 1600px;
	background-color: #fff;
	padding: 10px 15px 10px 30px;
	font-family: "微软雅黑";
	font-size: 14px;
	line-height: 30px;
	box-sizing: border-box;

}

.wz_bg a {
	float: left;
}

.wz_bg span {
	display: block;
	float: left;
}

.xx_title {
	width: 100%;
	margin: auto;
	border-bottom: 1px solid #eee;
}

.xx_title h2 {
	text-align: center;
	font-size: 28px;
	line-height: 60px;
	color: #1e8dd0;
}

.nr_bg {
	width: 1600px;
	margin: 0 auto;
	font-family: "微软雅黑";
	font-size: 14px;
	line-height: 30px;
	background-color: #fff;
	padding: 10px 30px 30px;
	box-sizing: border-box;
}

.nr {
	width: 1600px;
	height: auto;
	margin: auto;
}

.info_clearbox {
	width: 100%;
	margin: auto;
	text-align: center;
	display: flex;
	justify-content: space-evenly;
	height: 30px;
	background: #f5f5f5;
}

.xx_nr p {
	text-indent: 2em;
	font-size: 18px;
}

.menuTit:hover {
	color: #fc9900;

}

.lb_left_nav span {
	background: url(https:/nync.lanzhou.gov.cn/images/3152/lb_jt2.png)no-repeat;
	width: 18px;
	height: 18px;
	margin-top: 13px;
}

.menuTit:hover span {
	color: #fc9900;
	background: url(https:/nync.lanzhou.gov.cn/images/3152/lb_jt.png)no-repeat;
	width: 18px;
	height: 18px;
	margin-top: 13px;
}

.lb_left_nav:hover {
	border-bottom: #fc9900 1px solid;
}

.dqlm_bt span {
	color: #fc9900;
	float: left;
	margin-right: 5px;
}

.dqlm_bt>div {
	background: url(https:/nync.lanzhou.gov.cn/images/3152/lb1.png)no-repeat;
	width: 30px;
	margin-top: 6px;
}

.dqlm_bt {
	display: flex;
	border-bottom: 4px #1e8dd0 solid;
}

.info_clearbox2 {
	display: none;
}

.img-scroll {
	position: relative;
	width: 1540px;
	line-height: 100px;
}

.img_scroll {
	position: relative;
	width: 1540px;
}

.img-scroll .prev {
	left: 0px;
	text-align: right;
	height: 40px;
}

.img-scroll .prev,
.img-scroll .next {
	position: absolute;
	display: block;
	height: 41px;
	top: 42px;
	line-height: 41px;
	cursor: pointer;
}


.img-scroll .next {
	right: 0px;
	text-align: left;
	height: 40px;
}

.img-list {
	margin-left: 25px;
	position: relative;
	width: 1480px;
	height: 120px;
	overflow: hidden;
}

.img-list ul {
	width: 9999px;
	height: 120px;
	padding-left: 10px;
}

.img-list li {
	left: 8px;
	float: left;
	display: inline;
	width: 280px;
	height: 120px;
	text-align: center;
	margin-left: 11px;
	margin-right: 2px;
}

.img-list img {
	width: 280px;
	height: 120px;
}

.img_list {
	margin-left: 25px;
	position: relative;
	width: 1480px;
	height: 285px;
	overflow: hidden;
}

.img_list ul {
	width: 9999px;
	height: 285px;
	padding-left: 10px;
}

.img_list li {
	left: 8px;
	float: left;
	display: inline;
	width: 280px;
	height: 285px;
	text-align: center;
	margin-left: 0px;
	margin-right: 70px;
}


/* 20231012 */
* {
	padding: 0;
	margin: 0;
}

.clearfix {
	*zoom: 1;
}

.clearfix:before,
.clearfix:after {
	display: block;
	line-height: 0;
	content: "";
}

.clearfix:after {
	clear: both;
}

.indexMain {
	width: 1600px;
	margin: 0 auto;
}

.top_hy_left h4 {
	font-weight: normal;
	margin-left: 6px;
}

.top_hy_right .link1,
.top_hy_right .link2 {
	margin-left: 12px;
	padding: 0 10px;
	border: 1px solid #1658a0;
}

.nav_1_top,
.nav_lb ol>li.nav1,
.nav_3 .nav_3_top,
.indexMain .nav_lb ol {
	width: 100%;
	box-sizing: border-box;
}

.nav_1_top_img {
	width: 90px;
}

.nav_1_top_bt2 {
	text-align: center;
}

.nav_1_top .nav_1_top_bt .nav_1_top_bt1,
.nav_1_top .nav_1_top_bt .nav_1_top_bt2 {
	width: 100%;
}

.nav_1_top_bt1 a h2 {
	white-space: nowrap;
	width: 100%;
	overflow: hidden;
	text-overflow: ellipsis;
	font-size: 34px;
	text-align: center;
	color: #2261c2;
}

.nav_1_top .nav_1_top_bt .nav_1_top_bt1 h2 {
	white-space: nowrap;
	width: 100%;
	overflow: hidden;
	text-overflow: ellipsis;
	font-size: 34px;
	text-align: center;
}

.nav_1_top .nav_1_top_bt .nav_1_top_bt2 a {
	white-space: nowrap;
	width: 100%;
	overflow: hidden;
	text-overflow: ellipsis;
	display: block;
}

.nav_1_top_banner img {
	width: 100%;
}

.nav_1_tab .nav_1_tab_left {
	width: 780px;
	height: 500px;
}

.nav_1_tab .nav_1_tab_left img {
	width: 100%;
	height: 100%;
}

.nav_1_tab .nav_1_tab_right {
	width: calc(100% - 810px);
}

.nav_1_tab .nav_1_tab_right .right_nav {
	border-bottom: 1px solid #eee;
}

.w100 h3 p {
	line-height: 2.2;
}

.w100 h3 p * {
	font-size: 16px;
	color: #333;
	display: inline-block;
	vertical-align: middle;
	margin: 0 8px;
}

.nav_1_tab .nav_1_tab_right .right_nav ul>li,
.nav_1_tz_left1 .tz_left1 a,
.nav_1_tz_right1 .tz_right1 a {
	font-size: 24px;
}

.nav_1_tz_left1 .tz_left1 .tz_left1_img,
.nav_1_tz_right1 .tz_right1 .tz_right1_img {
	height: 26px;
}

.yqljTit {
	font-size: 24px;
	color: #2261c2;
	font-weight: bold;
	position: relative;
	padding-left: 22px;
	margin-bottom: 15px;
}

.yqljTit::before {
	content: '';
	display: block;
	width: 8px;
	height: 26px;
	background: #2261c2;
	position: absolute;
	top: 50%;
	left: 0;
	margin-top: -13px;
	border-radius: 50px;
}

.yqlj .yqlj_bg li label,
.yqlj .yqlj_bg select {
	width: 100%;
}

.sn_tab1 .gd a {
	color: #fff;
}

.nav_2_top .nav_2_top_tab .sn_tab2 .sn_tab2_nr {
	width: calc(100% - 270px);
}

.nav_2_top .nav_2_top_tab .sn_tab2 .sn_tab2_nr p {
	font-size: 16px;
}

.nav_2 .nav_2_top .nav_2_top_tab .nav_1_tz_left2,
.nav_2_but_tab .nav_1_tz_left2 {
	padding-top: 15px;
}

.nav_2 .nav_2_top .nav_2_top_tab .nav_1_tz_left2 li,
.nav_2_but_tab .nav_1_tz_left2 li {
	line-height: 50px;
	color: #333;
}

.nav_2 .nav_2_top .nav_2_top_tab .nav_1_tz_left2 li a,
.nav_2_but_tab .nav_1_tz_left2 li a,
.nav_3_top .nav_3_top_wz ul li a {
	font-size: 18px;
}

.nav_2 .nav_2_top .nav_2_top_tab .nav_1_tz_left2 li .right_nr_time,
.nav_2_but_tab .nav_1_tz_left2 li .right_nr_time,
.nav_3_top .nav_3_top_wz ul li .nav3_top_time {
	color: #7d7d7d;
	font-size: 18px;
}

.nav_1_tz .nav_1_tz_left .nav_1_tz_left2 ul li {
	padding: 0 18px;
}

.nav_3_top .js_tab1 {
	border-bottom: 0;
}

.nav_3_top .nav_3_top_wz ul li {
	line-height: 48px;
	height: auto;
}

.nav_5_bom .nav_5_bom_zt h2 {
	font-size: 22px;
	color: #333;
	font-weight: normal;
	padding-top: 5px;
}

.nav_5_bom .nav_5_bom_zt .nav5_bom_img {
	height: 160px;
	width: 100%;
}

.nav_5_bom .nav_5_bom_zt .nav5_bom_img img {
	width: 365px;
	height: 160px;
	object-fit: cover;
}

.xx_title h2 {
	font-weight: normal;
	color: #333;
	margin-bottom: 15px;
}


.lb_right ul {
	margin-bottom: 20px;
	padding-top: 10px;
}

.lb_right ul li a {
	display: block;
}

.foot .foot_tb .wza {
	width: 128px;
}

.foot .foot_tb .wza .wzaItem {
	margin-bottom: 8px;
}

.img-list .clone {
	width: 280px;
	float: left;
}

.img_list li {
	float: left;
	width: 310px;
}

.nav_1_tab .nav_1_tab_right .right_nav_tab .right_nr .right_nr_time,
.nav_1_tz .nav_1_tz_left .nav_1_tz_left2 ul li .right_nr_time {
	color: #666;
}

@media only screen and (max-width: 1680px) {
	.nav_1_top_banner {
		height: 86px;
	}

	.top_hy,
	.nav_list,
	.foot,
	.lb,
	.wz_bg,
	.nr_bg,
	.nr,
	.indexMain {
		width: 1400px;
	}

	.right_nr_nav {
		width: 60%;
	}

	.nav_1_tz_right3 {
		font-size: 20px;
	}

	.nav_1_dh_bg {
		width: 24%;
	}

	.nav_1_dh_bg h3 {
		font-size: 18px;
		margin-bottom: 3px;
	}

	.nav_1_dh_bg p {
		font-size: 14px;
	}

	.lb_nav {
		margin-top: 0;
		padding: 20px;
		box-sizing: border-box;
	}

	.lb_right {
		width: calc(100% - 320px);
	}

	.lb_right .dqlm {
		width: 100%;
	}

	.xx_title h2 {
		font-size: 26px;
		line-height: 45px;
	}

	.nav_3_top_js,
	.nav_3_top_zj,
	.nav_3_top_xx {
		width: 560px;
	}

	.nav_3_top_wz>ul>li {
		width: 560px;
	}

	.nav_3_top_wz {
		width: 560px;

	}

	.nav_2 .nav_2_top .nav_2_top_tab {
		width: 560px;
		height: 530px;
	}

	.nav_2 .nav_2_banner .nav_2_banner1 {
		width: 560px;
		height: 80px;
	}

	.nav_2_but_tab {
		width: 560px;
		height: 460px;
	}

	.nav_5_top_banner img {
		width: 750px;
		height: 365px;
	}

	.img-list {
		width: 1280px;
	}

	.img-list li {
		margin-right: 30px;
	}

	.img_list {
		width: 1300px;
	}

	.img-scroll .next {
		right: 0px;
	}

	.img_list li {
		margin-right: 16px;
	}

	.nav4_top_nr {
		width: 320px;
	}

	.nav_5_bom .nav_5_bom_zt {
		width: 275px;
	}

	.nav_5_bom .nav_5_bom_zt .nav5_bom_img img {
		width: 275px;
	}

	.gansuul li {
		width: 120px;
		height: 48px;
		overflow: hidden;
	}

	.lb_right {
		width: 1000px;
	}
}

@media only screen and (max-width: 1440px) {
	.banner_img>img {
		width: 460px;
	}

	.nav_lb>div {
		height: 50px;
	}

	.nav_list {
		height: 50px;
		line-height: 50px;
	}

	.nav_list>li {
		font-size: 22px;
	}

	.nav_1_top .nav_1_top_bt {
		height: 70px;
	}

	.nav_1_top .nav_1_top_bt .nav_1_top_bt1 h2 {
		font-size: 30px;
	}

	.nav_1_top_banner {
		height: 74px;
	}

	.top_hy,
	.nav_list,
	.foot,
	.lb,
	.wz_bg,
	.nr_bg,
	.nr,
	.indexMain {
		width: 1200px;
	}

	.nav_lb ol>li.nav1 {
		padding: 20px;
	}

	.nav_1_tab .nav_1_tab_left {
		width: 620px;
		height: 400px;
	}

	.nav_1_tab .nav_1_tab_right {
		width: calc(100% - 640px);
	}

	.nav_1_tab .nav_1_tab_right .right_nav ul {
		height: 35px;
		line-height: 35px;
	}

	.nav_1_tab .nav_1_tab_right .right_nav ul>li,
	.nav_1_tz_left1 .tz_left1 a,
	.nav_1_tz_right1 .tz_right1 a,
	.yqljTit {
		font-size: 20px;
	}

	.nav_1_tab .nav_1_tab_right .right_nav .first a {
		border-bottom: #2261c2 2px solid;
	}

	.nav_1_tab .nav_1_tab_right .right_nav_tab .right_nr {
		padding-top: 6px;
	}

	.nav_1_tab .nav_1_tab_right .right_nav_tab .right_nr li {
		line-height: 39px;
		font-size: 16px;
	}

	.nav_1_tz .nav_1_tz_left {
		width: 620px;
	}

	.nav_1_tz .nav_1_tz_right {
		width: calc(100% - 640px);
	}

	.nav_1_tz .nav_1_tz_left .nav_1_tz_left1,
	.nav_1_tz .nav_1_tz_right .nav_1_tz_right1 {
		height: 40px;
	}

	.nav_1_tz_left1 .tz_left1 .tz_left1_img,
	.nav_1_tz_right1 .tz_right1 .tz_right1_img {
		height: 20px;
		margin: 0 10px;
	}

	.nav_1_tz_left2>ul>li {
		line-height: 42px;
	}

	.nav_1_tz_left1 a {
		margin-right: 12px;
	}

	.nav_1_tz .nav_1_tz_left,
	.nav_1_tz .nav_1_tz_right {
		height: 260px;
	}

	.nav_1_tz .nav_1_tz_left .nav_1_tz_left2 {
		padding-top: 6px;
	}

	.nav_1_tz .nav_1_tz_left .nav_1_tz_left2 ul li {
		padding: 0 12px;
	}

	.nav_1_tz_right2 img {
		padding: 12px;
	}

	.nav_1_tz_right3 {
		font-size: 18px;
	}

	.nav_1_tz_right3 img {
		width: 60px;
	}

	.nav_1_tz_left2>ul>li {
		font-size: 16px;
	}

	.lb_left_top {
		height: 40px;
		line-height: 40px;
	}

	.menuTit {
		width: 100%;
		margin: 0;
		padding-left: 10px;
		box-sizing: border-box;
		font-size: 18px;
		height: 45px;
		line-height: 45px;
	}

	.menuTit>span {
		padding: 0;
	}

	.yqljTit {
		padding-left: 18px;
	}

	.yqljTit::before {
		height: 20px;
		margin-top: -10px;
	}

	.w100 h3 p {
		line-height: 1.6;
	}

	.w100 h3 p * {
		font-size: 14px;
	}

	.foot .foot_tb {
		width: 270px;
	}

	.foot_ma {
		width: 320px;
	}

	/* .nav_1_banner {
		height: 110px;
	} */
	.lb_right {
		width: 810px;
	}

	.lb_right .dqlm h3,
	.lb_left_top h2 {
		font-size: 20px;
	}

	.slideBox {
		width: 620px;
		height: 400px;
	}

	.govpushinfo150203 {
		height: 360px;
		overflow: hidden;
	}

	.slideBox .bd ul li a {
		width: 620px;
		height: 400px;
		display: block;
		position: relative;
	}

	.img-list {
		width: 1080px;
	}
}

@media only screen and (max-width: 1210px) {

	.top_hy,
	.nav_list,
	.foot,
	.lb,
	.wz_bg,
	.nr_bg,
	.nr,
	.indexMain {
		width: 720px;
	}

	.nav_1_tab,
	.nav_1_tz,
	.nav_1_dh,
	.foot {
		flex-wrap: wrap;
	}



	.nav_1_top_banner {
		height: 44px;
	}

	.nav_1_tab .nav_1_tab_left,
	.nav_1_tab .nav_1_tab_right,
	.nav_1_tz .nav_1_tz_left,
	.nav_1_tz .nav_1_tz_right {
		width: 100%;
	}

	.nav_1_tab .nav_1_tab_right,
	.nav_1_tz .nav_1_tz_right {
		margin-top: 15px;
	}

	.nav_1_tz .nav_1_tz_right {
		height: 290px;
	}

	/* .nav_1_banner {
		height: 70px;
	} */

	.nav_1_dh_bg {
		width: 49%;
		margin-bottom: 15px;
	}

	.nav_1_dh_bg h3 {
		font-size: 16px;
	}

	.nav_1_dh {
		height: auto;
	}

	.yqlj .yqlj_bg li {
		padding: 0 10px;
	}

	.footer_img {
		height: 500px;
		padding: 0;
	}

	.w100 {
		width: 100%;
		margin: 10px 0 20px;
	}

	.foot .foot_tb,
	.foot_ma {
		width: 50%;
	}

	.top {
		display: none;
	}

	.iconfont {
		font-size: 20px;
	}

	.nav_list>li {
		font-size: 18px;
	}

	.lb_left_top,
	.lb_left {
		width: 240px;
	}

	.wz_bg {
		padding: 10px 20px 0;
	}

	.lb_right {
		width: calc(100% - 260px);
	}

	.lb_right p {
		width: 60%;
	}

	.xx_title h2 {
		font-size: 20px;
		line-height: 1.5;
	}

	.img-list {
		width: 630px;
	}

	.img-list li {
		margin-right: 20px;
	}
}