* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: #f8f9fa;
    height: 100vh;
    margin: 0;
}

.container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    text-align: center;
    max-width: 400px;
    margin: 0 auto;
    padding: 2rem;
}

.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 0.5rem;
}

p {
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 2rem;
    font-weight: 400;
}

.download-btn {
    display: inline-block;
    transition: transform 0.2s ease;
}

.download-btn:hover {
    transform: scale(1.05);
}

.download-btn img {
    height: 60px;
    width: auto;
}

.footer {
    margin-top: auto;
    padding-top: 2rem;
}

.footer p {
    font-size: 0.9rem;
    color: #888;
    margin: 0;
}

.footer a {
    color: #888;
    text-decoration: none;
}

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

@media (max-width: 480px) {
    h1 {
        font-size: 2rem;
    }

    p {
        font-size: 1rem;
    }

    .download-btn img {
        height: 50px;
    }
}