.iframe-container {
        position: relative;
        width: 100%;
        /* Adjust padding-top based on desired aspect ratio (e.g., 56.25% for 16:9, 75% for 4:3) */
        padding-top: 56.25%; /* For a 16:9 aspect ratio */
        overflow: hidden;
    }

    .iframe-container iframe {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        border: none;
    }