* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}

a {
	text-decoration: none;
}

li {
	list-style-type: none;
}

img {
	max-width: 100%;
}

.main {
	width: 1300px;
	margin: 0 auto;
}

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

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

.menu {
	width: 100%;
	position: fixed;
	top: 0;
	left: 0;
	display: flex;
	justify-content: space-around;
	padding: 15px 0;
	z-index: 333333;
}

.daohang {
	width: 100%;
	display: flex;
	align-items: center;
	justify-content: space-between;
}

.logo {
	width: 200px;
	display: flex;
}

.nab {
	display: flex;
}

.nab a {
	color: #0d0c0c;
	font-size: 18px;
	margin-left: 30px;
	font-weight: bold;
}

.nab .actives {
	color: #1b6794;
}

.banner {
	width: 100%;
	padding: 100px 0;
	height: 990px;
	display: flex;
	align-items: center;
}

.bg1 {
	/* background: url(../images/banner.jpg)no-repeat bottom center;
	background-size: cover; */
}

.bg1 video {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	object-fit: cover;
	z-index: -3;
}

.bg1_skk {
	position: absolute;
	flex-direction: column;
	top: 0;
	right: 0;
	width: 100%;
	height: 100%;
	background: linear-gradient(0deg, #0003 0% 100%), linear-gradient(0deg, #0000, #000 150%);
	display: flex;
	justify-content: center;
}




.bg2 {
	background: url(../images/banner2.jpg)no-repeat bottom center;
	background-size: cover;
}

.bg3 {
	background: url(../images/banner3.jpg)no-repeat bottom center;
	background-size: cover;
}

.bg4 {
	background: url(../images/banner4.jpg)no-repeat bottom center;
	background-size: cover;
}

.bg5 {
	background: url(../images/banner5.jpg)no-repeat bottom center;
	background-size: cover;
}

.bg6 {
	background: url(../images/banner6.jpg)no-repeat bottom center;
	background-size: cover;
}

.banner_js {
	display: flex;
	flex-direction: column;
	max-width: 800px;
}

.banner_js a {
	margin-top: 100px;
}

.sec1 {
	width: 100%;
	display: flex;
	margin-top: 40px;
}

.biaoti {
	font-size: 42px;
	font-weight: 900;
	color: #1a6898;
	margin-bottom: 25px;
}

.jieshao {
	font-size: 18px;
	line-height: 2;
	color: #1a6898;
	margin-top: 30px;
	font-weight: 600;
}

.sec2 {
	width: 100%;
	background: #1b6794;
	color: #fff;
	padding: 100px 0;
	margin-top: 50px;
	display: flex;
}

.sec2_left {
	width: 65%;
}

.sec2_left p {
	font-size: 18px;
	line-height: 30px;
	font-weight: bold;
}

.biaoti2 {
	font-size: 42px;
	color: #fffec1;
	font-weight: 900;
	margin-bottom: 25px;
}

.sec2_right {
	margin-left: 50px;
	text-align: center;
}

.sec3 {
	width: 100%;
	display: flex;
	margin-top: 50px;
}

.sec3 img {
	margin-top: 50px;
}

.sec4 {
	width: 100%;
	background: url(../images/bf2.png) no-repeat right center #1b6794;
	color: #fff;
	padding: 100px 0;
	margin-top: 50px;
	display: flex;
	background-size: cover;
}

.jieshao2 {
	font-size: 18px;
	font-weight: bold;
	line-height: 2;
	margin-bottom: 30px;
}

.sec4_js {
	width: 100%;
	display: flex;
	flex-direction: row;
	align-content: space-around;
	flex-wrap: wrap;
	justify-content: space-between;
}

.sec4_js li {
	display: flex;
	flex-direction: column;
	width: 49%;
	font-size: 18px;
	font-weight: bold;
	line-height: 2;
	margin-bottom: 30px;
}

.sec4_js li img {
	width: 100%;
}

.sec4_js li h4 {
	font-size: 22px;
	color: #fffec1;
	padding: 5px 0;
}

.sec5 {
	width: 100%;
	margin-top: 50px;
}

.sec6 {
	background: #1b6794;
	padding: 50px 0;
}

.sec6-bt1 {
	font-size: 42px;
	color: #fffec1;
	font-weight: 900;
	margin-bottom: 25px;
}

.sec6-bt2 {
	font-size: 32px;
	color: #fffec1;
	font-weight: 900;
	margin-bottom: 25px;
}

.sec6-jieshao {
	display: flex;
	flex-direction: column;
	font-weight: 900;
	font-size: 18px;
}

.sec6-jieshao li {
	width: 100%;
	display: flex;
	color: #fff;
	line-height: 1.5;
	align-items: center;
	margin-bottom: 50px;
}

.sec6_js-l {
	width: 70%;
	padding: 30px;
}

.sec6-jieshao li:nth-child(2) {
	display: flex;
	flex-direction: row-reverse;
}

.sec6_js-l li {}

.sec6_js-l-t {
	color: #fffec1;
	font-size: 14px;
}

.sec7 {
	width: 100%;
	display: flex;
	margin-top: 50px;
}

.sec7 img {
	margin-top: 30px;
}

.sec8 {
	background: #043c5e;
	padding: 100px 0;
	text-align: center;
	margin-top: 50px;
}

.sec8 img {
	margin-top: 30px;
	width: 100%;
}

.sec9 {
	width: 100%;
	padding: 100px 0 0;
}

.sec9 img {
	margin-top: 30px;
	margin-bottom: 50px;
	width: 100%;
}

.foot {
	width: 100%;
	background: url(../images/022.jpg) no-repeat center;
	padding: 50px 0;
	font-weight: bold;
	margin-top: 100px;
}

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

.foot_l {
	width: 60%;
	display: flex;
	flex-direction: column;
	color: #fff;
	font-size: 16px;
	margin-right: 80px;
}

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

.foot_r {
	display: flex;
	width: 40%;
	flex-direction: row;
	flex-wrap: wrap;
	text-align: left;
}

.foot_r a {
	width: 50%;
	color: #fffec1;
}

.foot_b {
	width: 100%;
	display: flex;
	justify-content: space-between;
	border-top: 1px #fff solid;
	padding-top: 20px;
	margin-top: 20px;
	align-items: center;
	color: #fff;
	font-weight: bold;
}

.foot_b-r {
	display: flex;
	width: 300px;
	justify-content: space-around;
}

.sec1_Js {
	width: 100%;
	display: flex;
	align-items: center;
}

.sec1_Js img {}

.sec1_Js-r {
	margin-left: 80px;
}

.sec10 {
	width: 100%;
	background: #1b6794;
	margin-top: 100px;
	padding: 100px 0;
	text-align: left;
	display: flex;
	color: #fff;
	font-size: 18px;
	line-height: 1.5;
}

.sec10_js {
	width: 100%;
}

.sec10_js li {
	width: 100%;
	display: flex;
	align-items: center;
	justify-content: space-between;
}

.sec10_js li:nth-child(even) {
	flex-direction: row-reverse;
}

.sec10_js li p {
	padding: 30px;
	font-size: 18px;
	font-weight: bold;
}

.sec10_js li img {
	/* padding: 50px; */
}

.sec16 {}

.sec16-t {}

.waterfall {
	column-count: 3;
	/* 列数 */
	column-gap: 10px;
	/* 列间距 */
}

.item {
	break-inside: avoid-column;
	/* 防止内容断裂 */
	margin-bottom: 10px;
	/* 元素之间的间距 */
}


/*  */
.tel_menu {
	position: fixed;
	z-index: 9999;
	right: 20px;
	top: 20px;
	display: none;
	width: 100%;
}

.anniu {
	position: absolute;
	right: 0;
	width: 50px;
}

.anniu img {
	width: 50px;
}

.tel_nav {
	background: #fff;
	display: flex;
	flex-direction: column;
	position: absolute;
	right: 0;
	top: 45px;
	width: 230px;
	display: none;
}

.tel_nav-ns {
	display: flex;
	flex-direction: column;
	text-align: center;
	line-height: 2;
	font-size: 16px;
}

.tel_nav-ns a {
	color: #000;
	padding: 10px;
	border-bottom: 1px #ddd solid;
}

.sec14{width:100%; padding:50px 0;}
.sec14 li{
    display: flex;
    width: 100%;
    margin-bottom: 30px;
}
.sec14_l{
    display: flex;
    flex-direction: column;
    width: calc(100% - 330px);
}
.sec14_l a{
    color: #000;
    font-size: 18px;
    font-weight: 900;
    margin-bottom: 10px;
    width: 100%;
}
.sec14_l p{
    line-height: 1.5;
    font-size: 16px;
    margin-bottom: 10px;
    width: 100%;
    word-wrap: break-word;
}
.sec14_l span{
    font-size: 14px;
}
.sec14 img{
    width: 300px;
    border-radius: 5px;
    margin-left: 30px;
    height: 200px;
}

.yangshi{padding:30px 0}

@media (max-width: 769px) {
	.menu {
		display: none;
	}

	.tel_menu {
		display: block;
	}

	.banner {
		height: 500px;
	}

	.main {
		width: 100%;
		padding: 10px 20px;
	}

	.banner_js {
		max-width: 85%;
	}

	.banner_js a {
		width: 180px;
		margin-top: 30px;
	}

	.biaoti {
		font-size: 20px;
		text-align: center;
	}

	.jieshao {
		font-size: 12px;
		line-height: 1.5;
		margin-top: 10px;
		font-weight: 500;
	}

	.sec2,
	.sec4,
	.sec6,
	.sec8,
	.sec9 {
		padding: 30px 0;
	}

	.flesw {
		align-items: flex-start;
		justify-content: space-between;
		flex-direction: column;
	}

	.sec2_left,
	.sec2_right {
		width: 100%;
	}

	.biaoti2 {
		font-size: 24px;
		text-align: center;
	}

	.sec2_left p {
		font-size: 12px;
		line-height: 1.5;
		font-weight: 500;
	}

	.sec2_right {
		margin-left: 0;
		padding: 20px;
	}

	.jieshao2 {
		font-size: 12px;
		font-weight: 500;
		line-height: 1.5;
		margin-bottom: 20px;
	}

	.sec4_js li {
		font-size: 12px;
		font-weight: 500;
		line-height: 1.5;
	}

	.sec4_js li h4 {
		font-size: 14px;
	}

	.sec6-bt1 {
		font-size: 24px;
		margin-bottom: 10px;
	}

	.sec6-bt2 {
		font-size: 14px;
	}

	.sec6_js-l,
	.sec6_js-r {
		width: 100%;
	}

	.sec6-jieshao li {
		flex-direction: column;
		font-size: 12px;
		line-height: 1.5;
		font-weight: 500;
		margin-bottom: 20px;
	}

	.sec6-jieshao li:nth-child(2) {
		flex-direction: column;
	}

	.sec6_js-l {
		padding: 0;
		margin-bottom: 15px;
	}

	.foot {
		margin-top: 0;
		padding: 0;
	}

	.foot_t {
		flex-direction: column;
	}

	.foot_l p {
		font-size: 10px;
		font-weight: 500;
	}

	.foot_l,
	.foot_r {
		width: 100%;
	}

	.foot_r {
		display: none;
	}

	.foot_b {
		font-weight: 500;
		font-size: 10px;
		align-items: center;
	}

	.foot_b-r {
		align-items: center;
	}

	.sec1_Js {
		flex-direction: column-reverse;
	}

	.sec1_Js-r {
		margin-left: 0;
	}

	.sec1_Js img {
		padding: 20px;
	}

	.sec10 {
		padding: 30px 0;
		margin-top: 0;
	}

	.sec10_js li {
		flex-direction: column;
	}

	.sec10_js li p {
		padding: 0px;
		font-size: 12px;
		font-weight: 500;
	}

	.sec10_js li:nth-child(even) {
		flex-direction: column;
	}

	.sec10_js li img {
		padding: 20px;
	}
	
	
	.sec14 li{flex-direction: column-reverse;margin-bottom: 15px}
	.sec14_l{width:100%;}
	.sec14 img{width:100%; margin-left:0}
	.sec14_l p{display:none}
	.sec14_l a{padding:10px 0; margin-bottom:0}


}