.loading-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 10000; /* 设置一个较高的 z-index 值 */
    display: none;
    justify-content: center;
    align-items: center;
    flex-direction: column;

}

.loading-spinner {
    position: relative;
    border: 16px solid #f3f3f3;
    border-top: 16px solid #3498db;
    border-radius: 50%;
    width: 150px;
    height: 150px;
    animation: spin 2s linear infinite;
}

.loading-text-wrapper {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.loading-text {
    color: #fff;
    font-size: 16px;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}