.qrcode-float {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 60px;
    height: 80px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.9);
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    padding: 5px;
}

.qrcode-float img {
    width: 50px;
    height: 50px;
    margin-bottom: 5px;
}

.qrcode-float span {
    font-size: 12px;
    color: #333;
    text-align: center;
    font-weight: bold;
}

/* 移动设备适配 */
@media screen and (max-width: 768px) {
    .qrcode-float {
        width: 50px;
        height: 70px;
        bottom: 15px;
        right: 15px;
    }
    
    .qrcode-float img {
        width: 40px;
        height: 40px;
    }
    
    .qrcode-float span {
        font-size: 10px;
    }
}