.keji {
	/* min-width: 1200px; */
	background-color: #FFFFFF;
}

.hidden {
	height: 100%;
	overflow: hidden;
}

/* 导航 */
nav {
	position: fixed;
	z-index: 99;
	width: 100%;
	height: 144px;
	background: url(../image/nav-1bg.png) no-repeat center bottom;
	background-size: cover;
	border-top: 4px solid #0079C2;
	-webkit-transition: all 0.5s;
	-moz-transition: all 0.5s;
	-ms-transition: all 0.5s;
	transition: all 0.5s;
}
.menu-button {
	cursor: pointer;
	display: none;
}

.logo {
	width: 648px;
	height: 100%;
	float: left;
	position: relative;
	overflow: hidden;
	-webkit-transition: all 0.5s;
	-moz-transition: all 0.5s;
	-ms-transition: all 0.5s;
	transition: all 0.5s;
}
.logo a {
	display: inline-block;
	width: 100%;
	position: absolute;
	top: 50%;
	transform: translate(0,-50%);
	-webkit-transition: all 0.5s;
	-moz-transition: all 0.5s;
	-ms-transition: all 0.5s;
	transition: all 0.5s;
}
.logo a img {
	height: 60px;
	-webkit-transition: all 0.5s;
	-moz-transition: all 0.5s;
	-ms-transition: all 0.5s;
	transition: all 0.5s;
}
.logo a:nth-child(2) {
	opacity: 0;
	transform: translate(0,50px);
}


/* nav-rig */
.nav-rig {
	float: right;
	height: 100%;
	width: 760px;
}
.nav-rig > div {
	/* width: 100%; */
}

/* dingbu-kuaijie */
.top-1 {
	height: 60px;
	line-height: 60px;
	margin-top: 10px;
	float: right;
	-webkit-transition: all 0.5s;
	-moz-transition: all 0.5s;
	-ms-transition: all 0.5s;
	transition: all 0.5s;
}
.top-1 span {
	font-size: 0.875rem;
	color: #FFFFFF;
	float: left;
	margin: 0 13px;
}
.top-1 span a {
	font-size: 0.875rem;
	color: #FFFFFF;
	margin: 0 4px;
	position: relative;
}
.top-1 span a::before {
	content: "";
	position: absolute;
	left: 0;
	top: 105%;
	width: 100%;
	height: 2px;
	border-radius: 50px;
	opacity: 0;
	transform: translate(0,-70px) scale(0.5,1);
	background-color: #FFFFFF;
	-webkit-transition: all 0.3s;
	-moz-transition: all 0.3s;
	-ms-transition: all 0.3s;
	transition: all 0.3s;
}
.top-1 span a:hover::before {
	opacity: 1;
	transform: translate(0,0) scale(1,1);
}
.top-1 .sou a {
	background: url(../image/sou-1.png) no-repeat left center;
	padding-left: 15px;
}
.top-1 .cn a:first-child {
	background: url(../image/cn.png) no-repeat left center;
	padding-left: 15px;
}


/* cai-dan */
.top-2 {
	width: 100%;
	height: 70px;
	-webkit-transition: all 0.5s;
	-moz-transition: all 0.5s;
	-ms-transition: all 0.5s;
	transition: all 0.5s;
}
.top-2 > ul {
display: flex;
width: 100%;
justify-content: space-between;
	
}
.top-2 > ul > li {
	float: left;
	position: relative;
}
.top-2 > ul > li > a {
	display: inline-block;
	font-weight: 600;
	height: 100%;
	font-size: 1.125rem;
	color: #FFFFFF;
	line-height: 70px;
	margin-left: 60px;
	position: relative;
	-webkit-transition: all 0.5s;
	-moz-transition: all 0.5s;
	-ms-transition: all 0.5s;
	transition: all 0.5s;
}


/* no-one */
.nav-two {
	height: 100px;
	background: #FFFFFF;
	/* box-shadow: 0 5px 10px 1px rgba(0,0,0,0.1); */
}


.nav-three {
	background: #FFFFFF;
}
.nav-three .logo a:nth-child(1) {
	opacity: 0;
	transform: translate(0,-100px);
}
.nav-three .logo a:nth-child(2) {
	opacity: 1;
	transform: translate(0,-50%);
}


.nav-two .logo a:nth-child(1) {
	opacity: 0;
	transform: translate(0,-100px);
}
.nav-two .logo a:nth-child(2) {
	opacity: 1;
	transform: translate(0,-50%);
}
.nav-two .top-1 {
	margin-top: 0;
	height: 50px;
	overflow: hidden;
	height: 0;
}
.nav-two .top-2 {
	height: 110px;
}
.nav-two .top-1 span ,
.nav-two .top-1 span a {
	color: #333333;
}
.nav-two .top-1 span a::before {
	background-color: #333333;
}
.nav-two .top-1 .sou a {
	background-image: url(../image/sou-2.png);
}
.nav-two .top-1 .cn a:first-child {
	background-image: url(../image/cn-2.png);
}
.nav-two .top-2 > ul > li > a {
	color: #333333;
	line-height: 110px;
}

/* dingbu-hover */
nav:hover {
	height: 130px;
}
nav:hover .top-1 {
	height: 50px;
}
nav:hover .top-2 {
	height: 80px;
}
nav:hover .top-2 > ul > li > a {
	line-height: 70px;
}


/* erji-caidan */
.top-2 > ul > li > ul {
	display: none;
	z-index: 10;
	position: absolute;
	top: 100%;
	left: 0;
	width: 100%;
	text-align: center;
	background-color: rgba(240, 240, 240,1);
	padding-top: 3px;
	/* box-shadow: 0 10px 15px 2px rgba(0,0,0,0.4); */
	transform: translateX(25%);
}
.top-2 > ul > li > ul::before {
	content: "";
	position: absolute;
	left: 0;
	top: 0;
	width: 100%;
	height: 3px;
	background: #164998;
}
.top-2 > ul > li > ul li {
	width: 100%;
	height: 40px;
	line-height: 40px;
	border-bottom: 1px solid rgba(0,0,0,.1);
}
.top-2 > ul > li > ul li a {
	display: inline-block;
	height: 100%;
	width: 100%;
	color: #333333;
	font-size: 1rem;
	text-overflow: ellipsis;
	white-space: nowrap;
	word-break: keep-all;
	overflow: hidden;
}
.top-2 > ul > li > ul li a:hover {
	color: #164998;
	font-weight: 600;
}
.top-2 > ul > li:hover > ul {
	/* display: block; */
}