body,div,dl,dt,dd,ul,ol,li,h1,h2,h3,h4,h5,h6,form,input,button,textarea,p,th,td,span,a,b,i,strong{margin:0; padding:0; box-sizing: border-box;}
body {font-size:62.5%; line-height: 1.5; color: #333; background: #fff; font-family: 'Helvetica Neue', Arial, sans-serif, "Microsoft YaHei";} 
html,body{width: 100%;overflow-x: hidden;}
/* html:has(.header.toggle) {overflow: clip;} */
img{border:0;display: inline-block;max-width: 100%;transition: all .3s ease-out;}
.pic img{width: 100%;display: block;}
table {border-collapse: collapse;} 
input{border: none;}
textarea{font-family: inherit;}
button{outline: none;border: none;}
a{text-decoration: none;background: none ;color: inherit;font-size: inherit;}
a:hover{color: var(--primary-color);}
ul, li, ol{ list-style: none; }
:focus{ outline:none;}
.clearfloat:after{display:block;clear:both;content:"";visibility:hidden;height:0}
.clearfix{ clear: both; content: ""; display: block; overflow: hidden }
.clear{clear: both;}
.fl{ float: left; }
.fr{float: right;}
:root {--primary-color: #428be7;}
.wrapper{width: 92%;max-width: 1660px;min-width: 1200px;margin: 0 auto;}
.pic_constant{overflow: hidden;}
.pic_constant .inner{width: 100%;position: relative;}
.pic_constant .inner::after{content: '';width: 100%;display: block;}
.pic_constant .inner img{position: absolute;top: 0;left: 0;width: 100%;height: 100%;object-fit: cover;transition: all .5s ease-out;}
.bgCover{background-repeat: no-repeat;background-position: center;background-size: cover;}
.txtEllipsis{overflow: hidden;text-overflow: ellipsis;white-space: nowrap;}
.txtEllipsisTwo{overflow: hidden;text-overflow: ellipsis;display: -webkit-box; -webkit-box-orient: vertical;-webkit-line-clamp: 2;}
.txtEllipsisThree{overflow: hidden;text-overflow: ellipsis;display: -webkit-box; -webkit-box-orient: vertical;-webkit-line-clamp: 3;}
.txtEllipsisFour{overflow: hidden;text-overflow: ellipsis;display: -webkit-box; -webkit-box-orient: vertical;-webkit-line-clamp: 4;}
.swiper-pagination-bullet-active{background-color: var(--primary-color);}
.color_primary{color: var(--primary-color);}
.color_white{color: #fff;}
.flex_center{display: flex;justify-content: center;align-items: center;}
.flex_between{display: flex;flex-wrap: wrap;justify-content: space-between;}
.flex_between_center{display: flex;flex-wrap: wrap;justify-content: space-between;align-items: center;}
.flex_align_center{display: flex;align-items: center;}
.flex{display: flex;}
.flex_wrap{display: flex;flex-wrap: wrap;}
.relative{position: relative;}
.mg_t_50{margin-top: 50px;}
.mg_t_40{margin-top: 40px;}
.mg_t_30{margin-top: 30px;}
.mg_t_20{margin-top: 20px;}
.mg_t_10{margin-top: 10px;}
.mg_t_5{margin-top: 5px;}
.mg_l_5{margin-left: 5px;}
.mg_r_5{margin-right: 5px;}
.pd_b_30{padding-bottom: 30px;}
.indent{text-indent: 2em;}
.text_center{text-align: center;}
.text_right{text-align: right;}
.font_bold{font-weight: bold;}
.fs20{font-size: 2em;}
.fs18{font-size: 1.8em;}
.fs16{font-size: 1.6em;}
.fs14{font-size: 1.4em;}

.swiper-free-mode>.swiper-wrapper {-webkit-transition-timing-function: linear !important;-moz-transition-timing-function: linear !important;-ms-transition-timing-function: linear !important;-o-transition-timing-function: linear !important;transition-timing-function: linear !important;}

.space{padding-top: 8vh !important;padding-bottom: 8vh !important;}
.space_min{padding-top: 50px !important;padding-bottom: 50px !important;}

.header{width: 100%;height: 120px;position: absolute;top: 0;left: 0;z-index: 999;transition: all .3s ease-out;}
.header .wrapper{height: 100%;display: flex; align-items: center;justify-content: space-between;}
.header .logo img{height: 60px;display: block;}
.header .right{height: 100%;display: flex;align-items: center;position: relative;}

.header .nav> ul{height: 100%;display: flex;flex-wrap: wrap;}
.header .nav> ul> li{position: relative;margin-right: 50px;transition: all .3s ease-out;text-align: center;}
.header .nav> ul> li> a{line-height: 70px;font-size: 1.8em;display: block;position: relative;transition: inherit;}
.header .nav> ul> li> a::after{content: '';width: 0;height: 4px;background-color: var(--primary-color);position: absolute;bottom: 0;left: 0;transition: inherit;}
.header .nav> ul> li.on> a::after,
.header .nav> ul> li> a:hover::after{width: 100%;}
.header .nav .arrow{display: none;}
.header .nav .children{position: absolute;top:100%;left:50%;z-index: 3;transform: translateX(-50%);min-width:100%; opacity: 0;margin-top: 50px;padding-top: 30px;visibility: hidden;}
.header .nav .children ul{border-radius: 4px;background: rgba(255, 255, 255, .95);padding: 10px 20px;box-shadow: 0 2px 6px #ccc;transition: inherit;position: relative;}
.header .nav .children ul::after{content: '';position: absolute;top: -10px;left: calc(50% - 5px);width: 0;height: 0;border-width: 5px;border-style: solid;border-color: transparent transparent #fff transparent;}
.header .nav .children li{line-height: 36px;}
.header .nav .children li:last-child{border-bottom: 0;}
.header .nav .children li a{display: block;white-space: nowrap;font-size: 1.6em;color: #555;transition: all .3s linear;}
.header .nav .children li a:hover{color: var(--primary-color);}

.header .nav> ul> li:hover .children{margin-top: 0;opacity: 1;visibility: visible;transition: inherit;}
.header .nav> ul> li:hover> a i{transform: rotate(180deg);}

.header .search{margin-right: 50px;}
.header .search .icon{cursor: pointer;height: 20px;}
.header .search form{position: absolute;top: calc(100% + 5px);right: 0;width: 400px;margin-top: 50px;opacity: 0;visibility: hidden;font-size: 1.5em;transition: all .3s ease-out;z-index: 99;}
.header .search form .keyword{width: calc(100% - 80px);height: 40px;background-color: #f3f3f3;border: 1px solid rgb(11 77 101 / 21%);border-radius: 6px 0 0 6px;padding: 0 10px;}
.header .search form .submit{width: 80px;height: 40px;background-color: var(--primary-color);color: #fff;border-radius: 0 6px 6px 0;cursor: pointer;border: 1px solid rgba(255,255,255,.3);transition: all .3s ease-out;text-align: center;}
.header .search.toggle form{margin-top: 0;opacity: 1;visibility: visible;}
.header .search.toggle .icon,
.header .search .icon:hover{filter: drop-shadow(4px 4px 4px rgba(0, 0, 0, 0.9));}
.header .search form .submit:hover{opacity: .9;}

.header .lang{position: relative;font-size: 1.6em;}
.header .lang .inner{cursor: pointer;}
.header .lang .inner .icon{height: 20px;margin-right: 10px;}
.header .lang .children{position: absolute;top: 100%;right: 0;padding: 10px 0 0;opacity: 0;visibility: hidden;margin-top: 50px;z-index: 99;}
.header .lang ul{padding: 10px 0;background-color: #fff;border-radius: 4px;box-shadow: 0 0 5px #eee;}
.header .lang ul li a{padding: 5px 15px;text-align: center;display: block;}
.header .lang:hover .children{margin-top: 0;opacity: 1;visibility: visible;transition: all .3s ease-out;}

.menu_btn{width: 24px;height: 24px;cursor: pointer;display: none;position: relative;}
.menu_btn span{width: 100%;height: 2px;background: #000;position: absolute;top: 0;left: 0;right: 0;bottom: 0;margin: auto;will-change: transform;transition: .75s cubic-bezier(.19,1,.22,1);}
.menu_btn span:first-child{transform: translateY(-8px) scaleX(1);transition-delay: .4s;}
.menu_btn span:nth-child(2){transform: scaleX(1);transition-delay: 350ms;}
.menu_btn span:nth-child(3){transform: translateY(8px) scaleX(1);transition-delay: .3s;}
.menu_btn span:nth-child(4){transform: rotate(45deg) scaleX(0);transition-delay: 50ms;}
.menu_btn span:last-child{transform: rotate(-45deg) scaleX(0);transition-delay: 0s;}

.header.toggle .menu_btn span:first-child{transform: translateY(-6px) scaleX(0);transition-delay: .1s;}
.header.toggle .menu_btn span:nth-child(2){transform: scaleX(0);transition-delay: 50ms;}
.header.toggle .menu_btn span:nth-child(3){transform: translateY(6px) scaleX(0);transition-delay: 0s;}
.header.toggle .menu_btn span:nth-child(4){transform: rotate(45deg) scaleX(1);transition-delay: .3s;}
.header.toggle .menu_btn span:last-child{transform: rotate(-45deg) scaleX(1);transition-delay: 350ms;}

.header.change{background-color: #fff;height: 70px;box-shadow: 0 0 6px #ccc;position: fixed;}
.header.change .logo img{height: 48px;filter: none;}
.header.change .nav> ul> li> a{font-size: 1.6em;color: #000;}
.header.change .nav> ul> li.on> a{color: var(--primary-color);}
.header.change .nav .children li a{font-size: 1.5em;}
.header.change .search .icon{filter: brightness(0);}
.header.change .lang .icon{filter: brightness(0);}
.header.change .lang .inner{color: #333;}
.header.change.toggle .menu_btn span{background-color: #fff;}
.header.change .menu_btn span{background-color: var(--primary-color);}

.footer{background-color: var(--primary-color);color: rgba(255, 255, 255, .9);padding: 50px 0 20px;}
.footer a:hover{text-decoration: underline;color: inherit;}
.footer .logo{filter: brightness(0) invert(1);height: 50px;display: block;}
.footer .search .keyword{width: 300px;height: 40px;padding: 0 10px;font-size: 1.5em;background-color: #a1c5f3;}
.footer .search .keyword::placeholder{color: #fff;}
.footer .search .submit{width: 100px;height: 40px;line-height: 40px;text-align: center;font-size: 1.5em;color: #fff;background-color: #20a1d9;margin-left: 20px;cursor: pointer;}
.footer .btm{border-top: 1px solid #fff;padding: 30px 0 0;margin-top: 30px;}
.footer .nav ul + ul{margin-left: 50px;}
.footer .nav li{font-size: 1.4em;text-align: center;margin-top: 7px;}
.footer .nav li:first-child{font-size: 1.6em;margin: 0 0 12px;}
.footer .contact{max-width: 350px;margin-right: 80px;}
.footer .contact .type_name{font-size: 1.6em;margin-bottom: 20px;font-weight: bold;}
.footer .contact ul li{margin-top: 7px;font-size: 1.4em;}
.footer .qrcode img{height: 120px;margin-bottom: 5px;}
.footer .qrcode p{font-size: 1.4em;}
.footer .copyright{font-size: 1.4em;text-align: center;}

@media screen and (min-width: 1024px){
	.header.change:hover{background-color: var(--primary-color);}
	.header.change:hover .logo img{filter: brightness(0) invert(1);}
	.header.change:hover .nav> ul> li> a{color: #fff;}
	.header.change:hover .nav> ul> li.on> a::after, 
	.header.change:hover .nav> ul> li> a:hover::after{background-color: #fff;}
	.header.change:hover .search .icon,
	.header.change:hover .lang .icon{filter: brightness(0) invert(1);}
	.header.change:hover .lang .inner{color: #fff;}
}

@media screen and (max-width: 1440px){
	.header .nav> ul> li{margin-right: 40px;}
	.header .search{margin-right: 40px;}
}

@media screen and (max-width: 1366px){
	.header{height: 80px;}
	.header .nav> ul> li{margin-right: 30px;}
	.header .search{margin-right: 30px;}
	.header .nav> ul> li> a{font-size: 1.6em;}
	.header .nav .children li a{font-size: 1.5em;}
}

@media screen and (max-width: 1270px){
	.wrapper{max-width: 92%;min-width: 92%;}
	.space{padding-top: 50px !important;padding-bottom: 50px !important;}
	.space_min{padding-top: 40px !important;padding-bottom: 40px !important;}

	.header.change .logo img,
	.header .logo img{height: 36px;}
	.header .nav> ul> li{margin-right: 20px;}
	.header .search{margin: 0 20px 0 0;}

	.footer .nav ul + ul{margin-left: 20px;}
	.footer .contact{margin-right: 30px;}
	.footer .qrcode img{height: 100px;}
}	

@media screen and (max-width: 1024px){
	.space{padding-top: 40px !important;padding-bottom: 40px !important;}
	.space_min{padding-top: 30px !important;padding-bottom: 30px !important;}
	.mg_t_50{margin-top: 30px;}
	.mg_t_40{margin-top: 25px;}
	.mg_t_30{margin-top: 20px;}
	.mg_t_20{margin-top: 15px;}

	.header{height: 60px;position: fixed;}
	.header::after{content: '';position: absolute;top: 0;left: 0;z-index: -1;width: 100%;height: 0;background-color: var(--primary-color);transition:all .2s linear;}
    .menu_btn{display: block;}
    .header .nav{position: fixed;top: 60px;left: 0;z-index: 99;width: 100%;height: 0;background-color: var(--primary-color);padding: 0 4%;}
    .header.toggle::after{height: 100%;}
    .header.toggle .nav{height: calc(100vh - 60px);padding: 60px 4% 0;transition:all .4s linear .3s;}
    .header .nav> ul{height: 100%;display: block;overflow-y: auto;overflow-x: hidden;}
	.header .nav> ul> li{width: 100%;margin-left: 0;border-bottom: 1px solid rgba(255,255,255,.1);position: relative;}
	.header .nav> ul> li> a{line-height: 50px;padding: 0;}
	.header .nav> ul> li> a::after{background-color: #fff;height: 1px;}
	.header .nav> ul> li.on> a, 
	.header .nav> ul> li> a:hover,
	.header .nav .children li a:hover{color: #fff;}
	.header .nav .arrow{width: 100%;height: 50px;position:absolute; top:0; left:0;display: flex;justify-content: flex-end;align-items: center;}
	.header .nav .arrow.rotate i{transform: rotate(180deg);}
	.header .nav .arrow i{transition:all .3s linear;color: #fff;}
	.header .nav .children{position: static;width: 100%;transform: none;margin-top: 0;padding-top: 0;opacity: 1;visibility: visible;display: none;transition: none !important;}
	.header .nav .children ul{background: none;box-shadow: none;}
	.header .nav .children ul::after{display: none;}
	.header .nav .children li a{color: #fff;}
	.header .lang{margin-right: 20px;}

	.header.change{height: 60px;}
	.header.change .nav> ul> li.on> a{color: #fff;}

	.footer .top,
	.footer .nav{display: none;}
	.footer .btm{border-top: 0;padding: 0;margin: 0;}
	.footer .right{width: 100%;}
	.footer .contact{width: calc(100% - 120px);max-width: none;}
	.footer .qrcode{width: 100px;}
}

@media screen and (max-width: 768px){
	.space,
	.space_min{padding-top: 30px !important;padding-bottom: 30px !important;}
	.header .search .icon{display: none;}
	.header .search form{width: 92vw;}
	.header .lang .inner{display: none;}
	.header .lang .children{position: fixed;top: calc(100% - 40px);width: 100%;height: 40px;padding: 0 4%;}
	
	.header.toggle .nav{height: calc(100vh - 100px);}
	.header.toggle .lang .children{opacity: 1;margin-top: 0;visibility: visible;background-color: var(--primary-color);transition: all .3s ease-out .5s;}
	.header.toggle .lang ul{height: 100%;padding: 0;box-shadow: none;display: flex;justify-content: space-around;align-items: center;border-radius: 0;background: none;}
	.header.toggle .lang ul li{width: 40%;background-color: #fff;border-radius: 4px;font-size: 14px;}

	.header.toggle .search form{opacity: 1;visibility: visible;margin-top: 0;top: 72px;transition-delay: .5s;}

	.footer{padding: 20px 0 12px;}
	.footer .contact .type_name{display: none;}
}	

@media screen and (max-width: 525px){
	
	
}