* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-family: "SF Pro SC", "HanHei SC", "SF Pro Text", "Myriad Set Pro", "SF Pro Icons", "PingFang SC", "Helvetica Neue", "Helvetica", "Arial", sans-serif;
    font-size: 10px;
}

.container {
    max-width: 98rem;
    margin: 0 auto;
    padding: 0 2.2rem;
}

.container a {
    display: block;
    text-decoration: none;
}

header {
    position: fixed;
    top: 0;
    z-index: 1400;
    width: 100%;
    height: 4.4rem;
    background-color: rgba(0, 0, 0, .8);
    backdrop-filter: blur(2rem);
}

.nav-list {
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin: 0 -1rem;
}

.nav-list-larger .nav-item:nth-of-type(2) {
    margin-left: 400px;
}

.nav-list-mobile {
    display: none;
}

.nav-link {
    font-size: 1.4rem;
    color: #fff;
    padding: 0 1rem;
    transition: opacity .5s;
}

.nav-link:hover {
    opacity: .7;
}

.nav-link-apple {
    width: 1.6rem;
    height: 4.4rem;
    background: url("./svg/sharechat.svg") center no-repeat;
    background-size: contain;
}

.nav-link-search {
    width: 1.6rem;
    height: 4.4rem;
    background: url("./svg/search.svg") center no-repeat;
}


footer {
    width: 100%;
    height: 360px;
    background-color: #000000CC;
}

.footer-content {
    width: 1390px;
    height: 298px;
    margin: 0 auto;
    padding: 50px 0;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
}

.footer-content .logo {
    height: 50px;
    background: url("./svg/sharechat.svg");
    background-repeat: no-repeat;
    background-size: contain;
}

.footer-content p {
    margin-top: 40px;
    margin-bottom: 20px;
    color: white;
    font-size: 16px;
}

.share {
    display: flex;
}

.youtube {
    height: 30px;
    width: 30px;
    background: url("./svg/youtube.svg");
    background-repeat: no-repeat;
    background-size: contain;
}

.twitter {
    height: 30px;
    width: 30px;
    background: url("./svg/twitter.svg");
    background-repeat: no-repeat;
    background-size: contain;
    margin-left: 10px;
}

.facebook {
    height: 30px;
    width: 30px;
    background: url("./svg/facebook.svg");
    background-repeat: no-repeat;
    background-size: contain;
    margin-left: 10px;
}

.quick-link h5 {
    text-align: center;
    font-size: 18px;
    color: #F5F5F5;
    opacity: .8;
}

.quick-link a {
    text-align: center;
    font-size: 15px;
    color: #F5F5F5;
    display: block;
    text-decoration: none;
    margin-top: 6px;
    opacity: 0.7;
}

.quick-link a:hover {
    opacity: 1;
    text-decoration: underline;
    text-underline-offset: 4px;
}
.case-hero{
    /* display: none; */
    height: 1200px;
    text-align: center;
}
.case-icon{
    margin: 0 auto;
    margin-top: 100px;
    width: 80px;
    height: 80px;
    background: url("./svg/case.svg");
    background-size: contain;
    background-repeat: no-repeat;
}
.case-hero p{
    font-size: 17px;
    color: #1D1D1F;
    margin-top: 16px;
}
.case-hero h1{
    margin-top: 14px;
    font-size: 80px;
}
.case-boxs {
    margin-top: 40px;
    display: grid;
    grid-template-columns: repeat(3,1fr);
    justify-content:center; 
    padding: 0 ;
}
.case-hero .case-boxs .box{
    width: 600px;
    height: 1000px;
    background: url("./case-images/iphone-case-model.png");
    background-size: contain;
    background-repeat: no-repeat;
}
.case-hero .case-boxs .box-1{
    transform: translate(220px,80px);
}
.case-hero .case-boxs .box-2{
    transform: translate(120px,0px);
}
.box-ui .credit-slide-top-animation{
    animation: credit-slidetop 20s linear infinite;
}
@keyframes credit-slidetop {
    from{margin-top: 0%;}
    to{margin-top: -140%;}
    
}
.box-ui .huabei-slide-top-animation:hover{
    animation: huabei-slidetop 25s ease-out infinite;
}
@keyframes huabei-slidetop {
    from{margin-top: 0%;}
    to{margin-top: -140%;}
}
.box-ui .baitiao-slide-top-animation:hover{
    animation: baitiao-slidetop 25s linear infinite;
}
@keyframes baitiao-slidetop {
    from{margin-top: 0%;}
    to{margin-top: -230%;}
}


.mini-program {
    width: 200px;
    height: 222px;
    background: url("./case-images/mini-program.PNG");
    background-size: contain;
}
.zhifubao-transfer{
    margin-right: 10px;
    width: 60px;
    height: 130px;
    background: url("./images/zhifubao-transfer.PNG");
    background-size: contain;
    border-radius: 4px;
}
.baitiao-bill{
    margin-right: 10px;
    width: 63px;
    height: 87px;
    background: url("./case-images/baitiao-bill.JPG");
    background-size: contain;
    border-radius: 4px;
}
.bank-transfer{
    margin-right: 10px;
    width: 63px;
    height: 135px;
    background: url("./images/bank-transfer.PNG");
    background-size: contain;
    border-radius: 4px; 
}
.taobaoqr {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    margin-right: 5px;
    background: url("./images/taobaoqr.PNG");
    background-repeat: no-repeat;
    background-size: contain;
}
.taobaoqr .box-black{
    width: 50px;
    height: 50px;
    background-color: rgba(246, 246, 246, 0.90);
    border-radius: 50%;
}
.taobao-bill{
    margin-left: 5px;
    width: 60px;
    height: 130px;
    background: url("./case-images/taobao-bill.JPG");
    background-size: contain;
    border-radius: 4px;
}


.transfer {
    margin-top: 8px;
    display: block;
    width: 200px;
    height: 60px;
    border-radius: 8px;
    background-color: rgb(252, 224, 192);
    padding: 6px;

}

.done-icon-money {
    display: flex;
}

.done-icon {
    width: 40px;
    height: 40px;
    background: url("./svg/done.svg");
    background-repeat: no-repeat;
    background-size: contain;
}

.money {
    margin-left: 8px;
    width: 80px;
    height: 38px;
    text-align: start;
}

.money h5 {
    color: white;
    font-size: 14px;
    font-weight: 500;
}

.money h6 {
    color: white;
    font-size: 10px;
    font-weight: 300;
}

.server-prefile-chat .transfer p {
    color: white;
    font-size: 10px;
    font-weight: 300;
    opacity: .9;
    margin: 0;
    margin-right: 140px;
}
.triangle-customer-chat .transfer p{
    color: white;
    font-size: 10px;
    font-weight: 300;
    opacity: .9;
    margin: 0;
    margin-right: 140px; 
}

.server-prefile-chat .opposite-triangle-transfer {
    border-left: 5px solid rgb(252, 224, 192);
    margin-top: 18px;
}

.case-hero .case-boxs .box-1 .box-ui{
    user-select: none;
    margin-top: 94px;
    margin-left: 23px;
    width: 319px;
    height: 542px;
    background-color: rgb(236, 236, 236);
    overflow: hidden;
}
.case-hero .case-boxs .box-2 .box-ui{
    user-select: none;
    margin-top: 94px;
    margin-left: 23px;
    width: 319px;
    height: 542px;
    background-color: rgb(236, 236, 236);
    overflow: hidden;
}
.case-hero .case-boxs .box-3 .box-ui{
    user-select: none;
    margin-top: 94px;
    margin-left: 23px;
    width: 319px;
    height: 542px;
    background-color: rgb(236, 236, 236);
    overflow: hidden;
}
.customer-prefile-chat:nth-of-type(1){
    margin-top: 0px;
}

.customer-prefile-chat{
    display: flex;
    margin-top: 8px;
}
.triangle-customer-chat {
    display: flex;
    align-items: center;
}
.triangle {
    border-top: 5px solid transparent;
    border-right: 5px solid white;
    border-bottom: 5px solid transparent;
    border-left: 5px solid transparent;
    margin-top: 4px;
    width: 5px;
    height: 5px;
}
.triangle-origin {
    border-top: 5px solid transparent;
    border-right: 5px solid rgb(252, 224, 192);
    border-bottom: 5px solid transparent;
    border-left: 5px solid transparent;
    margin-bottom: 18px;
    width: 5px;
    height: 5px;
}
.customer-chat {
    margin-top: 6px;
    font-size: 14.3px;
    padding: 7px 10px;
    background-color: white;
    border-radius: 5px;
    opacity: 0.8;
}
.huabei-customer-prefile{
    width: 33px;
    height: 33px;
    margin-left: 9px;
    margin-top: 6px;
    border-radius: 3px;
    background: url("./case-images/huabei-customer.JPG");
    background-repeat: no-repeat;
    background-size: contain;
}
.customer-prefile{
    width: 33px;
    height: 33px;
    margin-left: 9px;
    margin-top: 6px;
    border-radius: 3px;
    background: url("./case-images/credit-customer.JPG");
    background-repeat: no-repeat;
    background-size: contain;
}
.baitiao-customer-prefile{
    width: 33px;
    height: 33px;
    margin-left: 9px;
    margin-top: 6px;
    border-radius: 3px;
    background: url("./case-images/baitiao-customer.JPG");
    background-repeat: no-repeat;
    background-size: contain;
}



.server-prefile-chat{
    margin-top: 7px;
    margin-right: 9px;
    display: flex;
    flex-direction: row-reverse;
}
.triangle-server-chat {
    display: flex;
    align-items: center;
    flex-direction: row-reverse;
}
.opposite-triangle {
    border-top: 5px solid transparent;
    border-left: 5px solid rgb(148, 235, 105);
    border-bottom: 5px solid transparent;
    border-right: 5px solid transparent;
    width: 5px;
    height: 5px;
    margin-top: 4px;
}
.server-chat {
    margin-top: 6px;
    font-size: 14.3px;
    padding: 7px 10px;
    background-color: rgb(148, 235, 105);
    border-radius: 5px;
    opacity: 0.8;
}
.server-prefile{
    width: 33px;
    height: 33px;
    margin-left: 0px;
    margin-top: 6px;
    border-radius: 3px;
    background: url("./case-images/server.JPG");
    background-repeat: no-repeat;
    background-size: contain;

}

.case-hero .case-boxs .box-3{
    transform: translate(20px,80px);
}

.background-color{
    /* background-color: #FBFBFD; */
    background-color: #eee;
    /* height: 3000px; */
    padding: 10px 0 0 0;
    /* padding: 100px auto; */
}

.huabei-case{
    width: 90%;
    max-width: 1240px;
    margin: 50px auto 0px auto;
    height: 1050px;
}
.huabei-case .logo-title{
    display: flex;
    justify-content: flex-start;
    align-items: center;
    margin: 20px 0 20px 60px; 
}
.huabei-case .logo{
    width: 50px;
    height: 50px;
    background: url("./case-images/huabei-logo.svg");
    background-size: contain;
}
.huabei-case h2{
    font-size: 30px;
    color: #4D4D4F;
    font-weight: 500;
    margin-left: 10px;

}

.credit-case{
    width: 90%;
    max-width: 1240px;
    margin: 0 auto;
    height: 1000px;
    padding: 0px;
}
.credit-case .logo-title{
    display: flex;
    justify-content: flex-start;
    align-items: center;
    margin: 20px 0 20px 60px; 
}
.credit-case .logo{
    width: 50px;
    height: 50px;
    background: url("./case-images/credit-logo.svg");
    background-size: contain;
}
.credit-case h2{
    font-size: 30px;
    color: #4D4D4F;
    font-weight: 500;
    margin-left: 10px;

}

.baitiao-case{
    width: 90%;
    max-width: 1240px;
    margin: 0 auto;
    height: 1000px;
    padding: 0px;
}
.baitiao-case .logo-title{
    display: flex;
    justify-content: flex-start;
    align-items: center;
    margin: 20px 0 20px 60px; 
}
.baitiao-case .logo{
    width: 50px;
    height: 50px;
    background: url("./case-images/baitiao-logo.svg");
    background-size: contain;
}
.baitiao-case h2{
    font-size: 30px;
    color: #4D4D4F;
    font-weight: 500;
    margin-left: 10px;

}

.band {
    width: 90%;
    max-width: 1240px;
    margin: 0 auto;
    
    display: grid;
    
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    grid-gap: 20px;
    
  }

  /* card */
  
  .card {
    min-height: 100%;
    background: white;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: #444;
    position: relative;
    top: 0;
    transition: all .1s ease-in;
  }
  
  .card:hover {
    top: -2px;
    box-shadow: 0 4px 5px rgba(0,0,0,0.2);
  }
  
  .card article {
    padding: 20px;
    display: flex;
    
    flex: 1;
    justify-content: space-between;
    flex-direction: column;
    
  }
  .card .thumb {
    padding-bottom: 60%;
    background-size: cover;
    background-position: center center;
  }
  .card .bgreen{
    height: 150px;
    background-color: #0ba906;
  }
  .card .bgred{
    height: 150px;
    background-color: #ff4800;
  }
  .card .bgblue{
    height: 150px;
    background-color: #0066cc;
  }
  .card .bgred h3:nth-of-type(1){
    color: #F5F5F5;
    font-size: 32px;
    font-weight: bold;
    text-align: start;
    animation: huabei-from-left-to-right 8s linear infinite;
  }
  .card .bgreen h3:nth-of-type(1){
    color: #F5F5F5;
    font-size: 32px;
    font-weight: bold;
    text-align: start;
    animation: huabei-from-left-to-right 8s linear infinite;
  }
  .card .bgblue h3:nth-of-type(1){
    color: #F5F5F5;
    font-size: 32px;
    font-weight: bold;
    text-align: start;
    animation: huabei-from-left-to-right-blue 8s linear infinite;
  }
@keyframes huabei-from-left-to-right {
    0%{margin-left: 0%;}
    50%{margin-left: 75%;}
    100%{margin-left: 0%;}
}
@keyframes huabei-from-left-to-right-blue {
    0%{margin-left: 0%;}
    50%{margin-left: 60%;}
    100%{margin-left: 0%;}
}
.card .bgred h3:nth-of-type(2){
    color: #F5F5F5;
    font-size: 52px;
    font-weight: bold;
    text-align: center;
  }
  .card .bgreen h3:nth-of-type(2){
    color: #F5F5F5;
    font-size: 52px;
    font-weight: bold;
    text-align: center;
  }
  .card .bgblue h3:nth-of-type(2){
    color: #F5F5F5;
    font-size: 52px;
    font-weight: bold;
    text-align: center;
  }
  .card .bgred h3:nth-of-type(3){
    color: #F5F5F5;
    font-size: 32px;
    font-weight: bold;
    text-align: end;
    animation: huabei-from-right-to-left 8s linear infinite;
  }
  .card .bgreen h3:nth-of-type(3){
    color: #F5F5F5;
    font-size: 32px;
    font-weight: bold;
    text-align: end;
    animation: huabei-from-right-to-left 8s linear infinite;
  }
  .card .bgblue h3:nth-of-type(3){
    color: #F5F5F5;
    font-size: 32px;
    font-weight: bold;
    text-align: end;
    animation: huabei-from-right-to-left-blue 8s linear infinite;
  }
  @keyframes huabei-from-right-to-left{
    0%{margin-right: 0%;}
    50%{margin-right: 75%;}
    100%{margin-right: 0%;}
} 
@keyframes huabei-from-right-to-left-blue{
    0%{margin-right: 0%;}
    50%{margin-right: 60%;}
    100%{margin-right: 0%;}
} 
  .card p { 
    flex: 1; /* make p grow to fill available space*/
    line-height: 1.4;
  }
  
  /* typography */
  h1 {
    font-size: 20px;
    margin: 0;
    color: #333;
  }
  
  .card span {
    font-size: 12px;
    font-weight: bold;
    color: #999;
    text-transform: uppercase;
    letter-spacing: .05em;
    margin: 2em 0 0 0;
  }

.footer-right {
    justify-self: center;
}

.footer-right h5 {
    color: #F5F5F5;
    font-size: 18px;
    font-weight: 400;
    opacity: .8;
}

.footer-right h6 {
    color: #F5F5F5;
    font-size: 15px;
    font-weight: 400;
    opacity: .7;
    margin-top: 6px;

}

.add-webchat {
    margin: 10px 0;
    display: flex;
    width: 100px;
    height: 100px;
    background: url("./svg/webchat-qr.svg");
    background-color: white;
    background-repeat: no-repeat;
    background-size: contain;
    justify-content: center;
    align-items: center;
}

.webchat-logo {
    width: 28px;
    height: 28px;
    background: url("./svg/WeChat\ logo.svg");
    background-repeat: no-repeat;
    background-size: contain;
}

footer hr {
    border: 0.1px rgb(80, 80, 80) solid;
}

.copyright {
    font-size: 14px;
    color: #F5F5F5;
    opacity: .7;
    text-align: center;
    padding: 20px;
}
  

  

  .band {
    grid-template-columns: 1fr 1fr 1fr 1fr;
  }
  .item-1 {
      grid-column: 1/ span 2;
      }
  .item-1 h1 {
      font-size: 30px;
    }
  
  

@media screen and (max-width: 767px) {
    .case-hero{
        display: none;
    }
    .band {
        grid-template-columns: 1fr;
      }
      .item-1 {
        display: none;
        }
        .huabei-case{
            height: 2700px;
        }
        .credit-case{
            height: 2700px;
        }
        .baitiao-case{
            height: 2750px;
        }
        .huabei-case .logo-title{
            display: flex;
            justify-content: center;
            align-items: center;
            margin: 60px auto 20px; 
        }
        .huabei-case .logo{
            width: 40px;
            height: 40px;
            background: url("./case-images/huabei-logo.svg");
            background-size: contain;
        }
        .huabei-case h2{
            font-size: 30px;
            color: #4D4D4F;
            font-weight: 500;
            margin-left: 10px;
        
        }
    header {
        height: 4.8rem;
        transition: background .36s cubic-bezier(0.32, 0.08, 0.24, 1),
            height .56s cubic-bezier(0.32, 0.08, 0.24, 1);
    }

    header .container {
        padding: 0;
    }

    .nav-list {
        margin-top: 0;
    }

    .nav-list-mobile{
        display: flex;
        padding: 0 15px;
    }

    .nav-item {
        width: 4.8rem;
        height: 4.8rem;
        display: flex;
        justify-content: center;
    }

    .nav-item-hidden {
        display: none;
    }

    .mobile-menu {
        position: relative;
        z-index: 1500;
        width: 100%;
        height: 100%;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        cursor: pointer;
    }

    .mobile-menu .line {
        position: absolute;
        width: 1.7rem;
        height: 1px;
        background-color: white;
        transition: margin-top .3192s cubiz-bezier(0.04, 0.04, 0.12, 0.96);
    }

    .mobile-menu .line-top {
        margin-top: 3px;
    }

    .mobile-menu .line-bottom {
        margin-top: -0.4rem;
    }

    .active .line-top {
        margin-top: 0;
        transform: rotate(45deg);
        transition: transform .3192s .1s cubic-bezier(0.04, 0.04, 0.12, 0.96);
    }



    .active .line-bottom {
        margin-top: 0;
        transform: rotate(-45deg);
        transition: transform .3192s .1s cubic-bezier(0.04, 0.04, 0.12, 0.96);
    }

    .active {
        height: 100%;
        background-color: #000;
    }

    .nav-link-apple {
        width: 1.8rem;
        height: 4.8rem;
        position: relative;
        z-index: 1500;
    }

    .nav-link-search {
        width: 1.6rem;
        height: 4.8rem;
        transition: opacity 3s;
    }

    .nav {
        position: relative;
    }

    .nav-link {
        font-size: 1.7rem;
        padding: 0;
        margin: auto 0;
    }

    .nav-list-larger {
        position: fixed;
        top: 0;
        left: 0;
        width: 0;
        height: 0;
        display: block;
        padding: 10.5rem 5rem;
        z-index: 1000;
        opacity: 0;
        box-sizing: border-box;
        transition: opacity;
    }

    .active .nav-list-larger {
        width: 100%;
        height: 100vh;
        opacity: 1;
    }

    .active .nav-link-search {
        opacity: 0;
        transition: opacity .3s;
    }

    .nav-list-larger .nav-item {
        width: 100%;
        justify-content: flex-start;
        border-bottom: 2px solid rgba(255, 255, 255, 0.1);
    }

    .nav-list-larger .nav-item:nth-child(8) {
        border-bottom: none;
    }

    .nav-list-larger .nav-item:nth-child(9) {
        border-bottom: none;
    }

    .nav-list-larger .nav-item:nth-of-type(2) {
        margin-left: 0;
    }

    .active .nav-list-larger .nav-item {
        animation: fadeIn 1s ease-in;
    }

    @keyframes fadeIn {
        from {
            opacity: 0;
        }

        to {
            opacity: 1;
        }

    }


footer {
    width: 100%;
    height: 420px;
    background-color: #000000CC;
}

.footer-content {
    width: 100vw;
    height: 350px;
    margin: 0 auto;
    padding: 20px 0;
    display: grid;
    grid-template-columns: 1fr;
}

.footer-content .logo {
    height: 30px;
    width: 30px;
    margin: 0 auto;
    background: url("./svg/sharechat.svg");
    background-repeat: no-repeat;
    background-size: contain;
}

.footer-content p {
    margin-top: 10px;
    margin-bottom: 0px;
    color: white;
    font-size: 14px;
    text-align: center;
}

.footer-center {
    display: none;
}

.share {
    display: none;
}

.quick-link {
    display: none;
}

.footer-right {
    display: block;
    justify-self: center;
    align-items: center;
}

.footer-right h5 {
    display: none;
    color: #F5F5F5;
    font-size: 18px;
    font-weight: 400;
    opacity: 1;
}

.footer-right h6 {
    color: #F5F5F5;
    font-size: 15px;
    font-weight: 400;
    opacity: 1;
    margin-top: 6px;

}

.add-webchat {
    margin: 10px 0;
    display: flex;
    width: 120px;
    height: 120px;
    background: url("./images/server-webchat.png");
    background-color: white;
    background-repeat: no-repeat;
    background-size: contain;
    justify-content: center;
    align-items: center;
}

.webchat-logo {
    display: none;
    width: 28px;
    height: 28px;
    background: url("./svg/WeChat\ logo.svg");
    background-repeat: no-repeat;
    background-size: contain;
}

footer hr {
    border: 0.1px rgb(80, 80, 80) solid;
}

.copyright {
    font-size: 14px;
    color: #F5F5F5;
    opacity: .7;
    text-align: center;
    padding: 20px;
}

}