header{display:flex;justify-content:space-between;align-items:center;width:100%;font-size:0;position:fixed;top:0;left:0;box-sizing:border-box;padding:0 4.375%;background:rgba(0,0,0,0.1);transition:all .3s ease-in-out;border-bottom:1px solid transparent;z-index:99}header .header-left{position:relative;z-index:3}header .header-left svg,header .header-left img{height:4rem;transition:all .3s ease-in-out;opacity:1}header .header-left svg .fil0{fill:#fff}@media screen and (min-width: 768px){header .header-left svg .fil0{transition:all .35s ease-in-out}}header .header-right{z-index:1}header .header-right .m-block{display:none}header .header-right .nav{display:flex;justify-content:space-between;align-items:center}header .header-right .nav li{position:relative;margin:0 60px 0 0}header .header-right .nav li a{font-size:2rem;height:100px;display:block;line-height:100px;color:#fff;position:relative}@media screen and (min-width: 768px){header .header-right .nav li a{transition:all .35s ease-in-out}}header .header-right .nav li a:hover{color:#1678ff}header .header-right .nav li a i{font-family:"iconfont"}header .header-right .nav li a span{font-size:2rem}header .header-right .nav li.ico,header .header-right .nav li.lang{margin:0 3rem 0 0}header .header-right .nav li.ico>a,header .header-right .nav li.lang>a{font-size:2.4rem;display:flex;justify-content:space-between;align-items:center;gap:.5rem}header .header-right .nav li.ico>a::after,header .header-right .nav li.lang>a::after{display:none}header .header-right .nav li.ico.lang span,header .header-right .nav li.lang.lang span{font-size:1.6rem;font-weight:400}@media screen and (min-width: 768px){header .header-right .nav li .box{position:absolute;top:100%;left:50%;transform:scaleY(0) translateX(-50%);pointer-events:none;transition:transform .2s .3s;transform-origin:top center;background:#fff;border-top:2px solid #64dddb}header .header-right .nav li .box ul{display:block;width:100%;opacity:0;-webkit-transform:translate(0, -2rem);-ms-transform:translate(0, -2rem);transform:translate(0, -2rem);-webkit-transition:all .2s;transition:all .2s}header .header-right .nav li .box li{margin:0 !important;border-bottom:1px solid rgba(0,0,0,0.135)}header .header-right .nav li .box li a{white-space:nowrap;min-width:20rem;color:#686868;font-size:1.6rem;height:auto;padding:.875em 2em;box-sizing:border-box;line-height:1.5;text-align:center;-webkit-transition:all 0.3s cubic-bezier(0.86, 0.5, 1, 1);transition:all 0.3s cubic-bezier(0.86, 0.5, 1, 1)}header .header-right .nav li .box li a:hover{color:#1678ff}header .header-right .nav li:hover .box{transform:scaleY(1) translateX(-50%);transition:transform .3s;pointer-events:auto;box-shadow:0 1rem 1rem rgba(0,0,0,0.1)}header .header-right .nav li:hover .box ul{opacity:1;-webkit-transform:translate(0, 0);-ms-transform:translate(0, 0);transform:translate(0, 0);-webkit-transition:all .2s .3s;transition:all .2s .3s}}@media screen and (min-width: 769px){header.active,header:hover{background:#fff;border-bottom:1px solid rgba(0,0,0,0.135)}header.active .header-left svg .fil0,header:hover .header-left svg .fil0{fill:#686868}header.active .header-right .nav li a,header:hover .header-right .nav li a{color:#333}header.active .header-right .nav li a:hover,header:hover .header-right .nav li a:hover{color:#1678ff}header.active .header-left svg,header.active .header-left img{height:3rem}header.active .header-right .nav li a{height:8rem;line-height:8rem}}.i-search{position:fixed;top:0;left:0;font-size:0;width:100%;height:100%;overflow:hidden;background:rgba(255,255,255,0.7);backdrop-filter:blur(10px);z-index:100;display:none}.i-search .box{width:1000px;height:auto;position:relative;top:50%;left:50%;transform:translate(-50%, -50%)}.i-search .box form{position:relative}.i-search .box form input{border:none;border-bottom:1px solid #333;background:none;font-size:30px;color:#1e1e1e;width:100%;line-height:1;padding:20px 0;display:block;outline:none;margin-bottom:30px}.i-search .box form input::placeholder{color:#333}.i-search .box form button{width:60px;height:60px;font-family:"iconfont";color:#333;text-align:center;line-height:60px;font-size:36px;border:none;outline:none;cursor:pointer;background:none;position:absolute;right:0;top:0}.i-search .box form button :hover{color:#1678ff}.i-search .close{position:absolute;right:40px;top:40px}.i-search .close i{font-family:"iconfont";font-size:48px;color:#000;display:inline-block;cursor:pointer}.i-search .close i:hover{color:#1678ff;transform:rotate(180deg)}@media screen and (max-width: 1800px) and (min-width: 769px){header{padding:0 4.375vw}header .header-left svg,header .header-left img{height:2.2222vw}header .header-right .nav li{margin:0 3.3333vw 0 0}header .header-right .nav li a{font-size:1.111111vw;height:5.5555vw;line-height:5.5555vw}header .header-right .nav li a span{font-size:1.111111vw}header .header-right .nav li.ico,header .header-right .nav li.lang{margin:0 1.66666vw 0 0}header .header-right .nav li.ico>a,header .header-right .nav li.lang>a{font-size:1.33333vw;gap:.27777vw}header .header-right .nav li.ico.lang span,header .header-right .nav li.lang.lang span{font-size:1vw}}@media screen and (max-width: 1800px) and (min-width: 769px) and (min-width: 768px){header .header-right .nav li .box{border-top:0.11111vw solid #64dddb}header .header-right .nav li .box ul{-webkit-transform:translate(0, -1.11111vw);-ms-transform:translate(0, -1.11111vw);transform:translate(0, -1.11111vw)}header .header-right .nav li .box li a{min-width:11.11111vw;font-size:.88888vw}header .header-right .nav li:hover .box{box-shadow:0 0.55555vw 0.55555vw rgba(0,0,0,0.1)}}@media screen and (max-width: 1800px) and (min-width: 769px){header.active .header-left svg,header.active .header-left img{height:1.66666vw}header.active .header-right .nav li a{height:4.44444vw;line-height:4.44444vw}.i-search .box{width:55.55555vw}.i-search .box form input{font-size:1.66666vw;padding:1.11111vw 0;margin-bottom:1.66666vw}.i-search .box form button{width:3.33333vw;height:3.33333vw;line-height:3.33333vw;font-size:2vw}.i-search .close{position:absolute;right:2.22222vw;top:2.22222vw}.i-search .close i{font-family:"iconfont";font-size:2.66666vw}}@media screen and (max-width: 768px){header{height:6.5rem;transition:all 0.5s ease-in-out;align-items:flex-start}header .header-left{position:absolute;top:2rem;left:2rem;transition:all .3s ease-in-out}header .header-left svg,header .header-left img{height:2.5rem}header .header-right .m-block{display:block;width:100%;padding:2rem 0}header .header-right .m-block form{display:flex;justify-content:space-between}header .header-right .m-block form input{width:100%;padding:1em;font-size:1.6rem;border:1px solid rgba(0,0,0,0.1);flex-shrink:1;outline:none}header .header-right .m-block form input::placeholder{font-size:1.6rem}header .header-right .m-block form input:focus{border:1px solid rgba(0,0,0,0.1)}header .header-right .m-block form button{border:none;background:rgba(0,0,0,0.135);font-family:"iconfont";flex-shrink:0;width:6rem;font-size:2.8rem;color:#686868}header .header-right .menu{display:block;width:4rem;height:4rem;position:absolute;top:1.25rem;right:2rem;display:flex;justify-content:center;align-items:center;z-index:3;transition:all .3s ease-in-out}header .header-right .menu i{display:block;position:relative;width:2.4rem;height:2px;background:#fff;transition:all .3s ease-in-out}header .header-right .menu i::before,header .header-right .menu i::after{content:"";display:block;position:absolute;width:100%;height:2px;background:#fff;left:0;transition:all .3s ease-in-out}header .header-right .menu i::before{top:-.9rem}header .header-right .menu i::after{top:.9rem}header .header-right .nav{width:100%;flex-direction:column;justify-content:space-around;position:fixed;top:0;left:0;padding:10rem 2rem 10rem;box-sizing:border-box;opacity:0;pointer-events:none;transition:all .3s ease-in-out}header .header-right .nav::before{content:"";position:absolute;top:10rem;left:0;border-top:1px solid rgba(0,0,0,0.1);width:100%}header .header-right .nav>li{margin:0;position:relative;width:100%;border-top:1px solid rgba(0,0,0,0.1);padding:2rem 0}header .header-right .nav>li a{font-size:2rem;line-height:1.5;height:auto;width:100%;display:block}header .header-right .nav>li.haschild>a{position:relative;font-weight:400}header .header-right .nav>li.haschild>a::after{content:"\e61d";font-family:"iconfont";color:#000;margin-left:1rem;font-size:2.4rem;display:inline-block;transition:all .3s ease-in-out;position:absolute;right:0;top:50%;transform:translateY(-50%) rotate(180deg)}header .header-right .nav>li.haschild.click>a::after{transform:translateY(-50%) rotate(180deg)}header .header-right .nav>li.haschild .box{display:none;box-shadow:none}header .header-right .nav>li.haschild .box ul{width:100% !important;margin-top:1rem;display:grid;grid-template-columns:repeat(1, 1fr)}header .header-right .nav>li.haschild .box ul li a{font-size:1.6rem;line-height:1.25;color:rgba(0,0,0,0.5);padding:1rem 0;display:block;box-sizing:border-box}header .header-right .nav>li.ico{margin:0;border-bottom:1px solid rgba(0,0,0,0.1)}header .header-right .nav>li.ico i{display:none}header .header-right .nav>li.ico span{font-size:0 !important}header .header-right .nav>li.ico span::before{content:"语言选择";font-size:2rem}header .header-right .nav>li.ico.search{display:none}header.active{background:#fff;border-bottom:1px solid rgba(0,0,0,0.135)}header.active .header-left svg,header.active .header-left img{height:2.5rem}header.active .header-left svg .fil0,header.active .header-left img .fil0{fill:#686868}header.active .header-right .menu i{background:#686868}header.active .header-right .menu i::before,header.active .header-right .menu i::after{background:#686868}header.active .header-right .nav li a{color:#333}header.active .header-right .nav li a:hover{color:#1678ff}header.open{height:100vh;background:#fff}header.open .header-left{top:3.75rem}header.open .header-left svg .fil0,header.open .header-left img .fil0{fill:#686868}header.open .header-right .menu{top:3rem}header.open .header-right .menu i{background:transparent}header.open .header-right .menu i::before,header.open .header-right .menu i::after{background:#686868;top:0}header.open .header-right .menu i::before{transform:rotate(45deg)}header.open .header-right .menu i::after{transform:rotate(-45deg)}header.open .header-right .nav{opacity:1;pointer-events:auto}header.open .header-right .nav li a{color:#333}header.open .header-right .nav li a:hover{color:#1678ff}}