body{
    margin: 0;
    padding: 0;
    background-color: #fff;
}

a{
    text-decoration:none;
    color: black;    
}

.flex-container{
    margin: 0 auto;
    min-width: 960px;
    max-width: 1920px;
    width: 100%;
    display: flex;
    flex-flow:column nowrap;
    justify-content: center;
    align-items: baseline;    
}

.flex-item{
    width: 100%;
}

.flex-item img{
    width: auto\9;
    width: 100%;
    height: auto;
    display: grid;
}
.flex-item video{
    width: auto\9;
    width: 100%;
    height: 100%;
    display: grid;
}

.banner1{
    position: relative;
}

.register div span{
    color: #000;
    font-size: 0.9vw;
}

#association div span{
    color: #fff;
    font-size: 0.9vw;
}

#association{
    width: 13%;
    height: 6%;
    position: absolute;
    bottom: 35%;
    left: 25%;
    border: 1px solid #fff;
    border-radius: 50px;
}

#association>div{
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    border-radius: 50px;
}

#association:hover{
    cursor: pointer;
}

#association>div:hover{
    box-shadow:2px 2px 2px 2px #fff;
    cursor: pointer;
}

#show-association{
    width: 30%;
    position: absolute;
    bottom: 15%;
    left: 22%;
    display: none;
    flex-flow: row nowrap;
}
#show-association .show-single-box{
    width: 30%;
    margin-right: 3%;
}


.register{
    width: 13%;
    height: 6%;
    position: absolute;
    bottom: 35%;
    left: 9%;
    background-color: #fff;
    border-radius: 50px;
    transition: all 0.2s ease;
}

.register div{
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    border-radius: 50px;
}

.register:hover{
    box-shadow:2px 2px 2px 2px #aaa;
}

#nav-bgc{
    width: 100%;
    position: fixed;
    z-index: 9999;     
    background-color: rgba(255, 255, 255, 0.5);
    background-color: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(6px);
    transition: background-color 0.5s ease;
}

.nav{
    min-width: 1405px;
    max-width: 1920px;
    width: 100%;
    margin: 0 auto;       
    height: 110px;
}

.nav #logo{
    width: 150px;
    position: relative;
    top: 35px;
    left: 9.3%;
}

.nav>ul{
    float: right;
    position: relative;
    top: 25px;
    right: 3.1%;
    width: 1000px;
}

.nav>ul li{
    padding: 0 15px;
    display: inline-block;
    vertical-align: top;    
}

.nav>ul>li>a{
    color: #333;    
    transition: all 0.2s ease;
}

.nav>ul li a:hover{
    font-weight: bold;
}

#login-box{
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    top: -5px;
}

#login-button{
    width: 155px;
    padding: 7px 10px;
    border: solid 1px #333;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50px;
    transition: all 0.2s ease;
}
#login-button:hover{
    cursor: pointer;
    background-color: #0071e3;
    border-color:#0071e3 !important ;
    color: #333;
}

.islogin #login-button{
    visibility: hidden; 
}

.nav-login-img{
    width: 30px;
    margin-left: 30px;
    transition: all 0.2s ease;
}

.nav-login-img:hover{
    cursor: pointer;
    width: 32px;
    margin-left: 28px;
}

#sub-menu{
    margin: 0;
    padding: 0;
    padding-top: 15px;
    padding-bottom: 15px;
    width: 150px;
    position: absolute;
    top: 80px;
    right: 45px;
    background-color: #fff;
    border-radius: 20px;
    visibility: hidden;
    z-index: 999;
    transition: all 0.2s ease;
}

#sub-menu ul li{
    margin: 0;
    padding: 0;
    margin-top: 12px;
    margin-bottom: 12px;
}

#exit{
    color: #ff433e;
}
.nav-is-white{
    background-color: rgba(255, 255, 255, 0) !important;
    backdrop-filter: none !important;
}
.nav-is-white .nav>ul>li>a{
    color: #fff;
}
.nav-is-white .nav>ul li #login-box #login-button{
    border-color: #fff;
    color: #fff;
}


.flex-item:nth-child(1){
    position: relative;
}

#webgl{
    width: 37%;
    height: auto;
    position: absolute;
    bottom: 17%;
    left: 55%;
    z-index: 999;
}
#webgl div img{
    -webkit-user-drag: none;
    user-select: none;
}


.banner2{
    position: relative;
    border-bottom: 1vw solid #f6f6f6;
}

.banner2-button{
    position: absolute;
    bottom: 12%;
    width: 100%;
    height: 6%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.banner2-show-product{
    width: 30%;
    position: absolute;
    bottom: 22%;
    left: 35.5%;
}

#banner2-show-product-bgi{      
    width: 30%;
    position: absolute;
    bottom: 22%;    
    left: 35.5%;
    transform: scale(0.7);
    filter: blur(100px);
}

#banner-switch-button{
    width: 86%;
    position: absolute;
    bottom: 47%;
    left: 0;
    z-index: 999;
    display: flex;
    flex-flow: row nowrap;
    justify-content: space-between;
    padding: 0 7%;
}

#banner-switch-button img{
    width: 2.6%;    
}
#banner-switch-button img:hover{
    cursor: pointer;  
}
#switch-left{
    align-self:flex-start;
    padding-left: 3%;
}
#switch-right{
    align-self:flex-end;
    padding-right: 3%;
}



.buy{
    width: 13%;
    height: 100%;
    margin-right: 3%;
}

.buy div{
    width: 100%;
    height: 100%;
    background-color: #000;
    border-radius: 50px;
    font-size: 0.9vw;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.reserve div:hover{
    box-shadow:2px 2px 2px 2px #aaa;
}

.more{
    width: 13%;
    height: 100%;
}

.more div{
    width: 100%;
    height: 100%;
    background-color: transparent;
    border-radius: 50px;
    font-size: 0.9vw;
    color: #000;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    border: 1px solid #000;
}

.more div:hover{    
    box-shadow:2px 2px 2px 2px #aaa;
}

.banner3{
    position: relative;
}

.banner3-bg{
    position: absolute;
    width: 100%;
    display: flex;
    flex-flow:row nowrap;
    align-items: flex-start;
    top: 13%;
}

.banner3-bg .about{   
    width: 6%;
    padding-left: 12%;
    padding-right: 22%;
}

.banner3-bg .bgimg{
    width: 61%;
}

.banner3-info{
    position: absolute;
    background-color: #f6f6f6;
    width: 62.5%;
    height: 21.5vw;
    min-height: 200px;
    max-height: 425px;
    left: 18.75%;
    bottom: 33.5%;
    display: flex;
    flex-flow: column wrap;
    align-items: center;
    justify-content: center;
}

.chuiNB{
    width: 90%;
}

.chuiNB span{
    text-align:justify;
    font-size: 0.9vw;
    color: #666;
    line-height: 2vw;
    letter-spacing: 0.1vw;
    text-align: justify;
    display: inline-block;
}

.chuiNB2{
    margin-top: 4%;    
    display: flex;
    flex-flow: row wrap;
    align-items: center;
    justify-content: center;
}

.chuiNB2-1,.chuiNB2-2,.chuiNB2-3{
    width: 33%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-flow: column wrap;
}

.chuiNB2 strong{
    color: #222;
    font-size: 3.5vw;
}

.flex-item:nth-child(4),.flex-item:nth-child(5),.flex-item:nth-child(6),.flex-item:nth-child(7){
    width: 100%;
}

.product{
    margin-left: 18.5%;
    width: 15%;
}

.product-info{
    margin:0 auto;
    padding-top: 5%;    
    width: 100%;
    
}

.product-info-1{
    display: flex;
    flex-flow: row wrap;
    align-items: center;
    justify-content: center;
    margin-bottom: 5%;
}

.product-info-1-1,.product-info-1-2{
    width: 30%;
    transition: all 0.3s ease;
}

.product-info-1-1{
    margin-right: 3%;
}

.product-info-1-1:hover,.product-info-1-2:hover{
    font-weight: bold;
}
.product-info-1-1:hover .product-info-img img,.product-info-1-2:hover .product-info-img img{
    width: 65%;
}

.product-info-img{
    width: 100%;
    height: 15vw;
    padding: 15% 0;
    background-color: #f4f4f4;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-info-img img{
    transition: all 0.3s ease;
    width: 60%;
}

.product-info-img .product-info-img-big{
    width: 75%;
}

.product-info-font{    
    display: flex;
    flex-flow: column wrap;
}

.product-info-font p{
    font-size: 1.3vw;
    color: #333;
}

.product-info-font span{
    font-size: 0.8vw;
    color: #666;
}

.flex-item:nth-child(5)
{
    background-color: #fff;
}
.flex-item:nth-child(6)
{
    background-color: #f4f4f4;
}

.Application{
    margin-left: 18.5%;
    width: 25%;
    margin-top: 5%;
}

#game-introduce{
    display: block;
    margin-left: 18.5%;
    width: 25%;
    margin-top: 2%;
    font-size: 0.9vw;
}

.Application-info{
    width: 63%;
    margin: 0 auto;
}

.Application-info-context{
    width: 100%;
    margin-top: 5%;
    margin-bottom: 10%;    
}

.Application-info-left{
    width: 3%;
    position: absolute;
    left: 3%;
    z-index: 1000;
    top: 45%;
}
.Application-info-left:hover{
    cursor: pointer;
}

.Application-info-right{
    width: 3%;
    position: absolute;
    right: 3%;
    z-index: 1000;
    top: 45%;
}
.Application-info-right:hover{
    cursor: pointer;
}

.Application-info-context-img{
    width: 100%;
    height: 26vw;
    overflow: hidden;    
    position: relative;
}

.Application-info-context-text{
    margin-top: 3%;
}

.Application-info-context-text-title{
    color: #333;
    display: block;
    margin-bottom: 1%;
    font-size: 1vw;
    font-weight: bold;
}

.Application-info-context-text-content{
    color: #666;
    font-size: 0.7vw;
}

.Cooperative{
    margin-left: 18.5%;
    width: 18%;
    margin-bottom: 5%;
}

.Cooperative-info{
    width: 63%;
    margin: 0 auto;
    display: flex;
    flex-flow: row wrap;
    justify-content: left;
    margin-bottom: 10%;
}

.Cooperative-info-parent{
    width: 20%;
    height: 8vw;
    display: flex;
    align-items: center;
    justify-content: center;
}

.Cooperative-info-parent a img{
    width: 100%;
}


.flex-item1 {
    background-color: #000;
    padding-top: 5%;
    padding-bottom: 10%;
    display: flex;
    flex-flow: row wrap;
    width: 100%;
    position: relative;
}

.ContactUs{
    width: 20%;
    margin-left: 18.5%;
}

.ContactUs-info{
    display: flex;
    flex-flow: row wrap;
    width: 40%;
    justify-content: center;
}


.ContactUs-info .about li{
    list-style-type: none;
    margin-bottom: 5%;
    color: #666;
    cursor: pointer;
    font-size: 0.7vw;
}

.ContactUs-info .about li a{
    color: #666;
    font-size: 0.7vw;
}

.ContactUs-info .about li:nth-child(1){
    margin-bottom: 10%;
    color: #fff;
    font-size: 0.8vw;
}

.NameAndTel{
    margin-left: 10%;
}

.ContactUs-info .NameAndTel li{
    list-style-type: none;
    margin-bottom: 5%;
    color: #666;
    font-size: 0.7vw;
}

.ContactUs-info .NameAndTel li:nth-child(1){
    margin-bottom: 10%;
    color: #fff;
    font-size: 0.8vw;
}

.name{
    display: block;
}

.ContactUs-info .NameAndTel li{
    list-style-type: none;
    margin-bottom: 15%;
}

#copyright{
    position: absolute;
    font-size: 0.7vw;
    color: #777;
    left: 18%;
    bottom: 5%;
}

#payment-type{
    position: absolute;
    right: 18%;
    bottom: 5%;
    display: flex;
    flex-flow: row nowrap;
}
#payment-type img{
    margin: 0 3%;
}

.game-show{
    padding-top: 3%;
    padding-bottom: 5%;
    width: 63%;
    margin: 0 auto;
    display: flex;
    flex-flow: column nowrap;
}
.game-row{
    margin-top: 2%;
    margin-bottom: 2%;
    display: flex;
    flex-flow: row nowrap;
}
.game-col{
    width: 23%;
    margin: 0 1%;
}
.game-col img{
    border-radius: 5px;
}
.game-col span{
    font-size: 0.9vw;
}




/* 隐藏弹窗 */
.modal {
    display: none;
    position: fixed;
    z-index: 1;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.4);
}

/* 弹窗内容样式 */
.modal-content {
    background-color: #fefefe;
    margin: 8% auto;
    padding: 20px;
    border: 1px solid #888;
    width: 80%;
}

#video-box{
    background-color: #fff;
    position: relative;
    padding-bottom: 2vh;
}
.insert-video{
    width: 560px;
    height: 315px;
    padding: 20px;
}
#video-title{
    background-color: #f5f5f5;
    text-align: center;
    margin: 0;
    padding: 1vh 0;
}

.insert-video-box{
    display: flex;
    align-items: center;
    justify-content: center;
}
#video-switch-button{
    width: 96%;
    position: absolute;
    bottom: 56%;
    left: 0;
    z-index: 999;
    display: flex;
    flex-flow: row nowrap;
    justify-content: space-between;
    padding: 0 2vw;
}

#video-switch-button img{
    width: 1%;   
    cursor: pointer; 
}

#video-tab-box{
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}
.video-tab{
    width: 100px;
    height: 5px;
    background-color: #f4f4f4;
    margin: 2% 2%;
}

@media (min-width: 1920px){
    .register div span{
        font-size: 18px;
    }
    
    #association div span{
        font-size: 18px;
    }
    .more{
        font-size: 15px;
    }
    .chuiNB span{
        font-size: 18px;
    }
    .chuiNB2 strong{
        font-size: 67px;
    }
    .product-info-img{
        height: 290px;
    }
    .product-info-font p{
        font-size: 25px;
    }
        
    .product-info-font span{
        font-size: 15.5px;
    }

    .Application-info-context-img{
        height: 500px;
    }

    .Application-info-context-text-title{
        font-size: 19.5px;
    }
    
    .Application-info-context-text-content{
        font-size: 13.6px;
    }

    .Cooperative-info-parent{
        height: 155px;
    }
    .ContactUs-info .about li{
        font-size: 13.5px;
    }

    .ContactUs-info .about li a{
        font-size: 13.5px;
    }
    
    .ContactUs-info .about li:nth-child(1){
        font-size: 15px;
    }

    .ContactUs-info .NameAndTel li{
        font-size: 13.5px;
    }
    
    .ContactUs-info .NameAndTel li:nth-child(1){
        font-size: 15px;
    }

    #copyright{
        font-size: 13.5px
    }

    .game-col span{
        font-size: 17.5px;
    }

    #game-introduce{
        font-size: 18px;
    }

    .reserve div{
        font-size: 18px;
    }
    .more div{
        font-size: 18px;
    }
    .buy div{
        font-size: 18px;
    }

}

@media (max-width: 960px){
    .register div span{
        font-size: 9px;
    }
    
    #association div span{
        font-size: 9px;
    }
    .more{
        font-size: 8px;
    }
    .chuiNB span{
        font-size: 9px;
    }
    .chuiNB2 strong{
        font-size: 35px;
    }

    .product-info-img{
        height: 145px;
    }
    .product-info-font p{
        font-size: 12.5px;
    }

    .product-info-font span{
        font-size: 8px;
    }

    .Application-info-context-img{
        height: 251px;
    }

    .Application-info-context-text-title{
        font-size: 9.6px;
    }
    
    .Application-info-context-text-content{
        font-size: 6.8px;
    }
    .Cooperative-info-parent{
        height: 78px;
    }
    .ContactUs-info .about li{
        font-size: 7.05px;
    }
    .ContactUs-info .about li a{
        font-size: 7.05px;
    }
    
    .ContactUs-info .about li:nth-child(1){
        font-size: 8px;
    }

    .ContactUs-info .NameAndTel li{
        font-size: 7.05px;
    }
    
    .ContactUs-info .NameAndTel li:nth-child(1){
        font-size: 8px;
    }

    #copyright{
        font-size: 7.05px
    }

    .game-col span{
        font-size: 8.5px;
    }

    #game-introduce{
        font-size: 9px;
    }

    .reserve div{
        font-size: 9px;
    }
    .more div{
        font-size: 9px;
    }
    .buy div{
        font-size: 18px;
    }
}