.desktop {
    color: #fff;
    width: 100%;
    height: 100%;
    font-size: 0px;
    overflow: hidden;
    padding-top: 8vw;
}

* {
    -webkit-user-drag: none;
    box-sizing: border-box;

}

.desktop .fixed-bg {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
    object-fit: fill;
}

.content {
    padding: 0 3vw;
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 1vw;
    position: relative;
}

@media (max-width: 1024px) {
    .content {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 768px) {
    .content {
        grid-template-columns: repeat(2, 1fr);
    }
}

.banner {
    width: 100%;
    height: auto;
    object-fit: cover;
}

.flip-container {
    perspective: 1000px;
}

.flip-container.flipped .flipper {
    transform: rotateY(180deg);
}

.flip-container,
.front,
.back {
    width: 100%;
    height: 100%;
}

.flipper {
    transition: 0.6s;
    transform-style: preserve-3d;
    position: relative;
    width: 100%;
    height: 100%;
}

.front,
.back {
    backface-visibility: hidden;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.front {
    z-index: 2;
    transform: rotateY(0deg);
}

.back {
    transform: rotateY(180deg);
}

.qrwenan {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, 0%);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 3;
    flex-direction: column;
}

.wenan {
    width: 90%;
}

.text {
    color: #fff;
    font-size: 18px;

}

.downloadArea {
    display: flex;
}

.content .qrcode-box {
    font-size: 0;
    display: inline-block;
    width: 170px;
    height: 170px;
    padding: 10px;
    box-sizing: border-box;
    border-radius: 10px;
}

.inside {
    border-radius: 10px;
    background: #fff;
    height: 100%;
}

#qrcode img {
    visibility: visible !important;
}

.textAnimation {
    width: 100%;
    position: absolute;
    top: 35vw;
    left: 0;
}

.textAnimation .image-group {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    opacity: 0;
    animation: groupFade 6s infinite;
}

.textAnimation .group2 {
    animation-delay: 3s;
}

.textAnimation .niming {
    position: absolute;
    left: 4vw;
    top: 50%;
    transform: translateY(-50%);
    width: 12vw;
}

.textAnimation .hudong {
    position: absolute;
    right: 4vw;
    top: 50%;
    transform: translateY(-50%);
    width: 12vw;
}

@keyframes groupFade {

    0%,
    45% {
        opacity: 1;
    }

    50%,
    100% {
        opacity: 0;
    }
}

.btn {
    display: flex;
    position: absolute;
    bottom: 6vw;
    left: 50%;
    transform: translateX(-50%);
    width: auto;
    padding: 0 20px;
    height: 5vw;
    z-index: 99;
    background: #272727;
    border-radius: 10px;
    justify-content: space-around;
    align-items: center;
}

.btn::before,
.btn::after,
.btn>span::before,
.btn>span::after {
    content: '';
    position: absolute;
    width: 14px;
    height: 14px;
    border: 2px solid #ff9900;
}

.btn::before {
    top: -2px;
    left: -2px;
    border-right: none;
    border-bottom: none;
    border-top-left-radius: 10px;
}

.btn::after {
    top: -2px;
    right: -2px;
    border-left: none;
    border-bottom: none;
    border-top-right-radius: 10px;
}

.btn>span::before {
    bottom: -2px;
    left: -2px;
    border-top: none;
    border-right: none;
    border-bottom-left-radius: 10px;
}

.btn>span::after {
    bottom: -2px;
    right: -2px;
    border-top: none;
    border-left: none;
    border-bottom-right-radius: 10px;
}

.btn>img {
    height: 30%;
    margin-right: 2vw;
    cursor: pointer;
}

.btn>img:last-child {
    margin-right: 0;
}