body {
    font-family: Arial, sans-serif;
}

p {
    font-size: 20px;
}

h1, h2, h3 {
    color: #333;
}

footer {
    position:absolute;
    bottom: 0;
    width: 100%;
}

#modelo-3d {
    height: 500px;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.sketchfab-embed-wrapper iframe {
    width: 100%;
    height: 600px;
    max-width: 800px;
    border:#333;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    border-radius: 10px;
}