.iframe-container {
    position: relative;
    width: 100%;
    min-height: 500px;
}

.loading-spinner {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    z-index: 1;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 5px solid #f3f3f3;
    border-top: 5px solid #92b548;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

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

.iframe-container iframe {
    position: relative;
    width: 100%;
    height: 100%;
    border: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.iframe-container iframe.loaded {
    opacity: 1;
}