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

* {
    -webkit-user-drag: none
}

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

.content {
    padding: 30px;
    display: flex;
    justify-content: space-between;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
}

.top {
    padding: 40px 140px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.desktop .contact {
    display: flex;
}


.bottom {
    flex: 1;
    display: flex;
    justify-content: space-around;
    align-items: center;
    overflow: hidden;
}

.main-left {
    height: 100%;
    flex: 1;
    display: flex;
    flex-direction: column;
}


.downloadArea {
    position: absolute;
    top: 12vw;
    right: 12vw;
    width: max(120px, 10vw);
}

.qrcode {
    width: 100%;
    height: auto;
    display: block;
    margin-top: 12px;
}

.qr-wrapper {
    width: 90%;
    margin: 0 auto;
    border-radius: 12px;
    background-color: #ffffff;
    padding: 12px;
    box-sizing: border-box;
}

#qrcode {
    width: 100%;
    aspect-ratio: 1 / 1;
}

#qrcode img,
#qrcode canvas {
    visibility: visible !important;
    width: 100%;
    height: auto;
    display: block;
}

.btn-box {
    display: flex;
    align-items: center;
    flex-direction: column;
    justify-content: space-around;
}


.btn-box img {
    width: 100%;
}

.right {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
    height: 90%;
    z-index: -1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.image-container .image-fade {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
}

/* 通用淡入淡出效果，适用于右侧图片与左侧 text */
.image-fade {
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.image-fade.active {
    opacity: 1;
}

.right img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain
}

.tip {
    position: absolute;
    left: 38%;
    bottom: 2vw;
    width: 30vw;
}