main {
    display: flex;
    flex-direction: column;
    width: 100%;
    height: 100%;
    overflow: hidden;
    position: relative;
}

.bg-box {
    position: absolute;
    top: 0;
    left: 0;
    z-index: -1;
    width: 100%;
    height: 100%;
}

.bg-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.nav-right {
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding: 3vh 8vh;
    z-index: 1;
}

.nav-right .nav-button {
    width: 15vh;
    margin-left: 3vh;
}

.content {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    padding: 0 5vh;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.content .right {
    width: 80vh;
    height: auto;
}

.content .left .title {
    width: 60vh;
}

.content .left .bottom {
    margin-top: 5vh;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.content .left .bottom .qrcode-section {
    background-color: white;
    width: 140px;
    height: 140px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 5vh;
    flex-shrink: 0;
}

.content .left .bottom .tips span {
    font-size: 20px;
}