body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
    color: #333;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

header {
    background-color: #4CAF50;
    color: white;
    padding: 1rem 0;
    text-align: center;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

h1 {
    margin: 0;
    font-size: 2em;
}

main {
    flex-grow: 1;
    padding: 20px;
    max-width: 1200px;
    margin: 20px auto;
    background-color: white;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
}

p {
    line-height: 1.6;
    margin-bottom: 20px;
}

.iframe-container {
    position: relative;
    width: 100%;
    /* Maintain aspect ratio. For a responsive iframe, padding-top can be adjusted. */
    /* Example for 16:9 aspect ratio: padding-top: 56.25%; */
    height: 700px; /* Fixed height for now, can be made responsive */
    overflow: hidden;
    border: 1px solid #ddd;
    border-radius: 5px;
}

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

footer {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 1rem 0;
    margin-top: auto;
    box-shadow: 0 -2px 4px rgba(0, 0, 0, 0.1);
}