.banner_background {
    position: fixed;
    top: 0;
    right: 0;
    width: calc(90vw - 3%);
    height: 883px;
    padding-top: 88px;
}

.banner_background img {
    width: 100%;
    height: 100%;
}

.banner {
    width: 100%;
    height: 992px;
    overflow: hidden;
    position: relative;
}
.banner .warp{
    width: 90%;
    margin: 62px auto 0;
}
.banner  .banner_nav{
    display: flex;
}
.banner .banner_nav a{
    font-size: 14px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #FFFFFF;
    line-height: 36px;
    margin-right: 50px;
    transition: 0.6s;
}
.banner .banner_nav a:last-child{
    margin-right: 0;
}
.banner .banner_nav a:hover{
    color: #F1681A;
}
.banner .text{
    margin-top: 490px;
}
.banner .text span{
    font-size: 34px;
    font-family: Source Han Sans CN;
    font-weight: bold;
    color: #FFFFFF;
    margin-bottom: 28px;
}
.banner .text p{
    font-size: 16px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #FFFFFF;
    line-height: 36px;
}
.banner .colorlump{
    position: absolute;
    bottom: 0;
    left: 0;
    display: flex;
    width: 100%;
    height: 109px;
}
.banner .colorlump a{
    display: flex;
    align-items: center;
    width: 50%;
    height: 100%;
    background-color: #F2F2F2;
}

.banner .colorlump .active{
    background-color: #F1681A;
}
.banner .colorlump a .border{
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 35px;
    position: relative;
    transition: 0.3s;
    margin-left: 108px;
}
.banner .colorlump a .border:after{
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 95%;
    height: 95%;
    border: 1px dashed #A7A7A7;
    border-radius: 50%;
    transition: 0.6s;
    z-index: 0;
}
.banner .colorlump a .border div{
    font-size: 18px;
    font-weight: bold;
    color: #3B3B3B;
    position: relative;
    z-index: 1;
    transition: 0.6s;
}
.banner .colorlump a p{
    font-size: 14px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #272727;
}
.banner .colorlump a:first-child:hover .border{
    background-color: #F1681A;
    transform: scale(1.1);
    margin-right: 44px;
}
.banner .colorlump a:first-child:hover .border:after{
    transform: rotate(360deg);
    opacity: 0;
}
.banner .colorlump a:first-child:hover .border div{
    color: #fff;
}
.banner .colorlump .active p{
    margin-left: 108px;
    margin-right: 40px;
    color: #fff;
    transition: 0.6s;
}
.banner .colorlump .active:hover p{
    margin-right: 50px;
}
.banner .colorlump .active .iconfont{
    color: #fff;
}
.section{
    width: 100%;
    background-color: #fff;
    overflow: hidden;
    position: relative;
}
.section .warp{
    width: 1420px;
    margin: 117px auto 77px;
}
.section .warp .title{
    font-size: 32px;
    font-family: Source Han Sans CN;
    font-weight: bold;
    color: #242424;
    text-align: center;
}
.section .warp .content{
    margin-top: 84px;
}
.section .warp .content .flex{
    display: flex;
    flex-wrap: wrap;
}
.section .warp .content .flex .item{
    width: 417px;
    margin-bottom: 42px;
    margin-right: 77px;
}
.section .warp .content .flex .item:nth-child(3n){
    margin-right: 0;
}
.section .warp .content .flex .item .images{
    width: 100%;
    height: 558px;
}
.section .warp .content .flex .item .images img{
    width: 100%;
    object-fit: contain;
}
.section .warp .content .flex .item .button{
    width: 165px;
    height: 42px;
    background: #FFFFFF;
    box-shadow: 0px 3px 10px 0px rgba(0, 0, 0, 0.17);
    border-radius: 21px;
    margin: 24px auto 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #373737;
    text-align: center;
}
.section .warp .content .upload{
    margin-top: 97px;
    text-align: center;
    display: block;
}
.section .warp .content .upload .iconfont{
    font-size: 25px;
    margin-bottom: 14px;
    color: #373737;
    animation: 0.6s rota linear infinite;
}
@keyframes rota {
    100%{
        transform: rotate(360deg);
    }
}
.section .warp .content .upload p{
    font-size: 14px;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #373737;
}

@media screen and (max-width: 1660px) {
    .section .warp{
        width: 90%;
    }
    .section .warp .content .flex .item{
        width: 28%;
    }
}

@media screen and (max-width: 768px) {
    .banner{
        height: 558px;
    }
    .banner_nav .game,.game{
        display: none!important;
    }

    .banner .colorlump a{
        justify-content: center;
    }
    .banner .colorlump{
        height: 58px;
    }
    .banner .colorlump .active p{
        margin-right: 0;
        margin-left: 0;
    }
    .banner .colorlump a .border{
        margin-left: 0;
        margin-right: 15px;
    }
    .banner .colorlump .active .iconfont{
        margin-left: 15px;
    }
    .banner_background{
        height: 500px;
    }
    .banner .text{
        margin-top: 155px;
    }
    .banner .text span{
        font-size: 24px;
    }
    .banner .colorlump a .border div{
        font-size: 12px;
    }
    .banner .colorlump a p{
        font-size: 12px;
    }
    .section .warp .title{
        font-size: 24px;
    }
    .section .warp{
        margin: 60px auto;
    }
    .section .warp .content .flex .item{
        margin-right: 0;
        width: 45%;
    }
    .section .warp .content .flex .item .images{
        height: auto;
    }
    .section .warp .content .flex .item .button{
        width: 80%;
        height: 32px;
        margin: 15px auto 0;
        font-size: 12px;
    }
    .section .warp .content .flex{
        justify-content: space-between;
    }
    .section .warp .content .upload{
        margin-top: 20px;
    }
}