header {
    text-align: center;
    margin-bottom: 40px;
    padding-top: 70px;
}

header h1 {
    font-size: 2.5em;
    margin: 0;
}

main {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.description, .images, .download {
    width: 100%;
    margin-bottom: 40px;
    text-align: center;
}

.description h2, .images h2 {
    font-size: 2em;
    margin-bottom: 20px;
}

.description p {
    font-size: 1.2em;
    line-height: 1.6;
    text-align: justify;
}

.description ul {
    list-style-type: disc;
    padding-left: 40px;
    text-align: left;
    margin: 20px 0;
}

.description ul li {
    font-size: 1.2em;
    line-height: 1.6;
    margin-bottom: 10px;
}

.images img {
    width: 100%;
    max-width: 600px;
    margin: 10px 0;
    border: 2px solid #ffffff;
    border-radius: 10px;
}

.download-btn {
    background-color: #6200ea;
    color: #ffffff;
    padding: 15px 30px;
    font-size: 1.2em;
    text-decoration: none;
    border-radius: 1.5rem;
    transition: background-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
    display: inline-block;
}

.download-btn:hover {
    background-color: #3700b3;
    transform: scale(1.1);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}