.nav-c{margin: 0 auto;width: 1500px;max-width: 95%;}
.sticky-nav{width: 100%;position: fixed;top: 0;left: 0;z-index: 9999;background:#f5f5f5;}
.header-top{width: 100%;display: flex;justify-content: space-between;align-items: center;}
.logo{font-size: inherit;overflow: hidden;width:280px;margin: 0;}
.logo img{height:67px;}

.top-r{width:28px;display: flex;justify-content: space-between;align-items: center;margin-left: 30px;}
.top-r img{cursor: pointer;}
.ss-tc {
    display: none;
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.85);
    z-index: 99999;
}
/* 关闭按钮 */
.ss-close {
    position: absolute;
    right: 30px;
    top: 20px;
    font-size: 40px;
    color: #fff;
    cursor: pointer;
    z-index: 10;
}
/* 搜索框居中 */
.ss-box {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 70%;
    max-width: 800px;
}
/* 搜索框样式 */
.ss-box form {
    display: flex;
    gap: 10px;
}
.ss-box input {
    flex: 1;
    height: 50px;
    padding: 0 20px;
    font-size: 16px;
    border: none;
    border-radius: 5px;
    outline: none;
}
.ss-box button {
    height: 50px;
    padding: 0 30px;
    font-size: 16px;
    background: #1f3d52;
    border: none;
    border-radius: 5px;
    cursor: pointer;
	color: #fff;
}
/*导航*/
.header-r{width:calc(100% - 280px);display: flex;justify-content: right;align-items: center;}
.navBar{}
.nav{margin:0 auto;font-size:16px;z-index:2}
.nav h3{margin: auto 25px;position: relative;}
.nav .m{position:relative;z-index:1;display: inline-block;text-align: center;}
.nav h3:hover::after,.nav h3:hover::before,.nav .active h3::after,.nav .active h3::before{opacity: 1;}
.nav h3 a{
	display: block;
    text-transform: uppercase;
    color: #000;
    font-size: 18px;
    padding: 40px 0;
}
.nav h3 a:hover{color: #1f3d52;}
.nav .m.active h3 a{ color:#1f3d52;}
.nav .m:hover .sub{display: block;}

.nav .sub li a:hover{color:#fff;}
.nav .active h3 a{ color:#1f3d52;}
.nav .sub{
	display: none;
    position: absolute;
    background: #fff;
    width: 170px;
    top: 98px;
    box-shadow: 2px 4px 8px rgba(51, 51, 51, .25);
    text-align: center;
    left:-14%;
    border-radius: 15px;
	padding: 10px 0;
}
.nav .sub li{display: block;text-align: center;line-height: 45px;width: 100%;padding:0;}
.nav .sub li h2{font-size: 30px;}
.nav .sub li p{font-size: 16px;}
.nav .sub li a{
	display: inline-block;
    color: #333;
    font-size: 14px;
    text-transform: capitalize;
    width: 100%;
    text-align: center;
	border-bottom: 1px solid #efefef;
	transition: all 0.5s;
}
.nav .sub li:hover a{color: #1f3d52;font-weight: bold;}
.nav .sub li:last-child a{border-bottom: none;}
.sticky-nav.menu_fixed {	
	position: fixed;	
	top: 0;	
	left: 0;	
	width: 100%;	
	z-index: 9999;	
	animation: sticky 1s;	
	box-shadow: 2px 4px 8px rgba(51, 51, 51, .25);	
	background-color: #fff;
}
@keyframes sticky {	
	0% {		
		transform: translateY(-100%)	
	}	
	100% {		
		transform: translateY(0)	
	}
}
.sticky-nav.menu_fixed .logo img{filter: none;}

.sticky-nav.menu_fixed .nav h3 a{color: #000;}
.sticky-nav.menu_fixed .nav h3 a:hover{color: #1f3d52;}
.sticky-nav.menu_fixed .nav .active h3 a{ color:#1f3d52;}
.sticky-nav.menu_fixed .search-form{background: #f5f5f5;}
.sticky-nav.menu_fixed .top-r .top-ss img{filter: none;}
.sticky-nav.menu_fixed .top-r .top-lan figure{background: #1f3d52;}

.sticky-nav-en .nav .m3 .sub{width: 440px;}


/*wap*/
.sp_header,.sjj_nav{display: none;}

@media screen and (max-width:1700px){
	
}

@media screen and (max-width:1550px){

}

@media screen and (max-width:1450px){
    .nav .nav-1 .notice{width: 100%;padding: 0 2vw;}
}

@media screen and (max-width:1200px){
	.sticky-nav,.top-bj{display: none;}
	.top-nav{display: none;}
	.logo{padding-top:10px !important;padding-bottom: 10px;}
	.top-yy figure{width:30px;height:30px;border-radius:50%;background:#1f3d52;}
	.top-yy figure img.yy-2{display: block;}	
	.top-yy ul{top: 79px;}
	.sp_header{background: #fff;box-shadow: 2px 4px 8px rgba(51, 51, 51, .2);}
	.sp_header,.sjj_nav{display: block;}
	.sp_header{
		height: 60px;
		z-index: 99999;
		width: 100%;
		position: fixed;
		top: 0;
		display: flex;
		justify-content: space-between;
		align-items: center;
	}	
	.sp_logo {padding: 0 10px;width: 80%;}
	.sp_logo img{margin:auto;max-height:50px;}
	.sp_nav {width: 40px;position: relative;cursor: pointer;height: 24px;margin-right: 20px;}
	.sp_nav span{display:block;background:#1f3d52;width:30px;height:2px;position:absolute;left:10px;transition:all ease 0.35s}
	.on .sp_nav span{background: #1f3d52;}
	.sp_nav span:nth-of-type(1){top:0px;}
	.sp_nav span:nth-of-type(2){top:10px;}
	.sp_nav span:nth-of-type(3){top:20px;}
	.sp_nav_se span:nth-of-type(1){top:10px;transform:rotate(45deg);}
	.sp_nav_se span:nth-of-type(2){width:0;}
	.sp_nav_se span:nth-of-type(3){top:10px;transform:rotate(-45deg);}
	.sjj_nav{position:fixed;z-index:9999;background: rgba(255,255,255, 1);width:100%;height:calc(100% - 60px);font-size:14px;line-height:40px;top:-100%;left:0;overflow:auto;overflow-x:hidden;transition:top ease 0.35s;}
	.nav_show{top:60px;}
	.sjj_nav>ul>li:first-child{overflow:hidden;border-top:0}
	.sjj_nav>ul>li:first-child>a{float:left;width:calc(100% - 110px);}
	.sjj_nav>ul>li:first-child .language{float:right;width:100%;overflow: hidden;line-height: 30px;margin-top: 18px;}
	.sjj_nav>ul>li:first-child .language a{width:35px;float:left;border-left:1px #ddd solid;text-align:center;color:#999;}
	.sjj_nav ul li i{position:absolute;top:5px;right:0px;border-left:1px #ddd solid;height:50px;padding:0px 7px 0 7px;}
	.sjj_nav ul li i svg{transform:rotate(-90deg);transition:all ease 0.35s;}
	.sjj_nav ul li .sjj_nav_i_se svg{transform:rotate(0deg);}
	.sjj_nav ul li{border-top:1px #ddd solid;padding-left: 20px;position:relative;line-height:60px;font-size:18px;}
	.sjj_nav>ul >li:last-child{border-bottom:1px #ddd solid;}
	.sjj_nav ul li ul{display:none;}
	.sjj_nav ul li a{color:#000;width:80%;text-transform: uppercase;display: block;}
	.sjj_nav ul li ul li a{color:#333;display:block;text-align:left;}
	.sjj_nav ul li i svg{width:25px;height:25px;fill:##000;}
	.sjj_nav ul li .sjj_nav_i_se svg{fill:#1f3d52;}
	.sjj_nav ul li ul li>ul{margin-left:10px;}
	
	.sp_header .dropdown {margin-top: 14px;float: right;position: initial;}
	.sp_header .dropdown .btn {border: none;width: 25px;height: 30px;background: url(../images/index_06.png) no-repeat top right;background-position: 0px -73px;background-size: 100% auto;}
	.sp_header .dropdown .dropdown-menu {top: 0px;left: 0;padding: 0;z-index: 9999;height: 60px;right: auto;width: 100%;border: none;}
	.sp_header .dropdown .dropdown-menu li form{display: flex;justify-content: center;}
    .sp_header .dropdown .dropdown-menu li form	input{width: 70%;height: 40px;margin-top: 9px;padding: 0 5px;border: 1px solid #ccc;}
    .sp_header .dropdown .dropdown-menu li form	button{height: 40px;width:16%;font-size:16px;color:#fff;background: #1f3d52;background: #1f3d52;border: 1px solid #1f3d52;margin-top: 9px;}

}