body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: #121212;
    color: #e0e0e0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}

.card {
    background: #1e1e1e;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
    text-align: center;
    max-width: 400px;
}

h1 {
    font-size: 22px;
    margin-bottom: 10px;
    color: #ffffff;
}

p {
    font-size: 14px;
    color: #aaaaaa;
    margin-bottom: 25px;
}

.download-btn {
    background-color: #f40612;
    color: white;
    border: none;
    padding: 12px 24px;
    font-size: 16px;
    font-weight: bold;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.2s;
}

.download-btn:hover {
    background-color: #b8050e;
}