style.css

:root {
    --primary: #4CAF50;
    --primary-hover: #45a049;
}

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    background-color: #1c1c1c;
    color: #fff;
    line-height: 1.6;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
}

h1, h3, h4 {
    text-align: center;
    margin-bottom: 2rem;
}

.download-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    margin: 2rem 0;
}

.download-button {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 1.5rem;
    background-color: var(--primary);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.download-button:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
}

.download-button strong {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.download-button small {
    opacity: 0.8;
}

textarea {
    width: 100%;
    background-color: #2d2d2d;
    color: #fff;
    border: 1px solid #444;
    border-radius: 8px;
    padding: 1rem;
    margin: 1rem 0;
    font-family: monospace;
}

.video-container {
    display: none;
    margin: 2rem 0;
}

.video-wrapper {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    height: 0;
    overflow: hidden;
    border-radius: 8px;
}

.video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

button {
    width: 100%;
    max-width: 300px;
    margin: 1rem auto;
    display: block;
}

footer {
    text-align: center;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid #444;
}

footer a {
    color: var(--primary);
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

@media (max-width: 600px) {
    .container {
        padding: 1rem;
    }
    
    .download-button {
        padding: 1rem;
    }
}