/* 模态框样式 */

.modal-content {
    background-color: #fefefe;
    margin: 1% auto;
    padding: 2px;
    border: 1px solid #888;
    width: 50%;
    border-radius: 8px;
}

.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

/* 二维码样式 */
.qr-img {
    max-width: 200px;
    height: 100%;
    border: 1px solid #ddd;
    padding: 10px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.button-group {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
}