body {
    font-family: 'Poppins', Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f5f5f5;
    height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.header {
    text-align: center;
}

.header-image {
    max-width: 100%;
    height: auto;
    display: block;
}

main {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.descargar {
    flex: 1;
    text-align: center;
    background-color: #034fa5;
    display: flex;
    justify-content: center;
    align-items: center;
}

.descargar h2 {
    color: #ffffff;
    font-size: 2rem;
    margin: 0;
}

.btn {
    display: inline-block;
    margin: 10px auto;
    padding: 10px 20px;
    color: #fff;
    background-color: #007bff;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    transition: background-color 0.3s ease;
    text-align: center;
    max-width: 80%;
}

.btn:hover {
    background-color: #0056b3;
}

.descargar div {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

@media (min-width: 768px) {
    .descargar div {
        flex-direction: row;
    }

    .btn {
        margin: 0 10px;
        max-width: none;
    }
}