a{ text-decoration:none;}
.flex{
    display: flex;
}
.flex-center{
    display: flex;
    align-items: center;
}
.desktop{
    color: #fff;
    background-color: #fff;
}
.desktop .fixed-bg{
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: #000;
}
.desktop .fixed-bg img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.desktop .fixed-main{
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 99;
}
.desktop .fixed-main .layout-right{
    margin-left: 68vh;
}
.desktop .section{
    background-size: cover;
    background-position: center;
    text-align: center;
    overflow: hidden;
}
.desktop .layout{
    display: flex;
    justify-content: center;
    align-items: center;
}
.desktop .layout.col{
    flex-direction: column;
}
.desktop .layout-bottom{
    margin-top: 4vh;
}
.desktop .layout-left{
    margin-right: 38vw;
}
.desktop .app-info{
    width: 36vh;
}
.desktop .brand .logo{
    width: 10vh;
    height: 10vh;
    margin-right: 0.5rem;
}
.desktop .brand .app-name{
    font-size: 3vh;
    margin-bottom: 0.3rem;
}
.desktop .brand .app-slogn{
    font-size: 2vh;
}
.desktop .subject{
    margin-top: 7vh;
    color: rgb(244, 219, 47);
    font-size: 4vh;
    font-weight: bold;
    text-align: left;
    transition: 0.2s opacity;
    width: auto;
    height: 5vh;
    position: relative;
}
.desktop .subject img{
    position: absolute;
    left: 0;
    top: 0;
    width: auto;
    height: 100%;
    opacity: 0;
    transition: 0.4s opacity;
}
.desktop .subject img:first-child{
    opacity: 1;
}


.desktop .download-box{
    display: flex;
    justify-content: center;
    margin-top: 5vh;
}
.desktop .download-box .download-btn{
    width: 30vh;
    height: 8vh;
    background: linear-gradient(90deg,#f230ff,#722bff);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 65px;
    font-size: 2.5vh;
    margin: 0 2vh;
    cursor: pointer;
    color:#fff;
}
.desktop .download-box .download-btn:hover{
    background: #ef1f6b;
}
.desktop .download-box .download-btn i{
    font-size: 2.6vh;
    margin-right: 5px;
}
.desktop .qrcode-warp{
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 5;
    padding: 5px 10px;
}
.desktop .qrcode-warp .qrcode{
    width: 28vh;
    height: 28vh;
    padding: 10px;
    margin-bottom: 15px;
    box-sizing: border-box;
    border-radius: 6px;
    background-color: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}
.desktop .qrcode-warp img{
    width: 100%;
    height: 100%;
}

.desktop .qrcode-warp .qrcode .qrcode-logo{
    width: 15%;
    height: 15%;
    padding: 3px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%,-50%);
    background-color: #fff;
}
.desktop .qrcode-warp.animation{
    animation-name: shadow;
    animation-duration: 0.5s;
    animation-iteration-count:2;
}
@keyframes shadow {
    0% {box-shadow: 0 0 10px rgb(249,61,115);}
    50% {box-shadow: 0 0 30px rgb(249,61,115);}
    100% {box-shadow: 0 0 10px rgb(249,61,115);}
}

.desktop .section .app{
    margin-bottom: 5vh;
    /*transition: 0.55s transform ease-in-out 0.30s;*/
    /*transform: translateY(400px);*/
    position: relative;
    display: flex;
}

.desktop .section .app img{
    height: 80vh;
}
.desktop .section .app .decoration{
    position: absolute;
    transition: 0.3s transform;
}
.desktop .section1 .app .decoration-1{
    left: -2vh;
    top: 8vh;
    height: 9vh;
}
.desktop .section1 .app .decoration-2{
    right: -6.5vh;
    top: 16vh;
    height: 11vh;
    animation-delay: 0.4s !important;
}
.desktop .section1 .app .decoration-3{
    left: -11vh;
    top: 30vh;
    height: 11vh;
    animation-delay: 0.5s !important;
}
.desktop .section1 .app .decoration-4{
    right: -8vh;
    top: 43vh;
    height: 10vh;
    animation-delay: 0.7s !important;
}
.desktop .section1 .app .decoration-5{
    left: -2vh;
    top: 47vh;
    height: 11vh;
    animation-delay: 0.4s !important;
}
.desktop .section1 .app .decoration-6{
    right: -5vh;
    bottom: -5vh;
    height: 52vh;
    z-index: -1;
}

.desktop .section.active .app .decoration{
    opacity: 0;
    animation: 1.2s fadeScaleIn 0.3s both;
}
.desktop .section1.active .app .decoration-6 {
    animation: 1.2s fadeIn 0.8s both !important;
}

/* ---------- section2 --------- */
.desktop .section.section2 .app img.main-img{
    height: 70vh;
}
.desktop .section2 .app .decoration-1{
    left: -3vh;
    top: -2vh;
    height: 44vh;
    z-index: -1;
}
.desktop .section2 .app .decoration-2{
    left: -7.5vh;
    top: 10vh;
    height: 9vh;
    animation-delay: 0.4s !important;
}
.desktop .section2 .app .decoration-3{
    right: -12vh;
    top: 21vh;
    height: 11vh;
    animation-delay: 0.5s !important;
}
.desktop .section2 .app .decoration-4{
    left: -13vh;
    top: 26vh;
    height: 12vh;
    animation-delay: 0.7s !important;
}
.desktop .section2 .app .decoration-5{
    right: -7vh;
    top: 44vh;
    height: 11vh;
    animation-delay: 0.4s !important;
}
.desktop .section2 .app .decoration-6{
    left: -7vh;
    top: 46vh;
    height: 11vh;
}
.desktop .section2.active .app .decoration-1 {
    animation: 1.2s fadeIn 0.8s both !important;
}
/* ---------- section3 --------- */
.desktop .section.section3 .app img.main-img{
    height: 70vh;
}
.desktop .section3 .app .decoration-1{
    left: -2vh;
    top: 8vh;
    height: 9vh;
}
.desktop .section3 .app .decoration-2{
    right: -6.5vh;
    top: 16vh;
    height: 11vh;
    animation-delay: 0.4s !important;
}
.desktop .section3 .app .decoration-3{
    left: -11vh;
    top: 30vh;
    height: 11vh;
    animation-delay: 0.5s !important;
}
.desktop .section3 .app .decoration-4{
    right: -10vh;
    top: 43vh;
    height: 10vh;
    animation-delay: 0.7s !important;
}
.desktop .section3 .app .decoration-5{
    left: -8vh;
    top: 47vh;
    height: 11vh;
    animation-delay: 0.4s !important;
}
.desktop .section3 .app .decoration-6{
    right: -9vh;
    bottom: -5vh;
    height: 42vh;
    z-index: -1;
}
/* 动画 */
@keyframes fadeIn {
    from {opacity: 0}
    to {opacity: 1}
}
@keyframes fadeScaleIn {
    from {
        transform: scale(0);
        opacity: 0
    }
    to {
        transform: scale(1);
        opacity: 1
    }
}
@keyframes rotation1 {
    from {transform: rotate(15deg)}
    to {transform: rotate(0deg)}
}
.rotation.rotation1{
    transform: rotate(15deg);
    transform-origin: bottom;
}
.rotation.rotation2{
    transform: rotate(-9deg);
    transform-origin: bottom;
}
.rotation.rotation3{
    transform: rotate(15deg);
    transform-origin: bottom;
}
#fp-nav ul li, .fp-slidesNav ul li{
    height: 100% !important;
    margin: 15px 5px;
}
#fp-nav ul li a, .fp-slidesNav ul li a{
    height: 30px;
}
#fp-nav ul li a.active, .fp-slidesNav ul li a.active{
    height: 50px;
}
#fp-nav ul li a span, .fp-slidesNav ul li a span{
    background: rgba(255,255,255,0.3);
    border-radius: 5px !important;
    width: 10px !important;
    height: 30px !important;
    margin: -2px 0 0 -2px !important;
    top: 0 !important;
    transition: none;
}
#fp-nav ul li a.active span, #fp-nav ul li:hover a.active span, .fp-slidesNav ul li a.active span, .fp-slidesNav ul li:hover a.active span{
    background: #fff;
    height: 50px !important;
    margin: -2px 0 0 -2px !important;
}

.ftdown{

}