body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
}

.main-heading {
    color: navy;
    text-align: center;
}

.description {
    color: #333;
    padding: 0 20px;
}

.external-link {
    color: #007bff;
    text-decoration: none;
    display: block; /* Makes the link appear on a new line */
    margin-top: 15px;
}

.external-link:hover {
    color: #0056b3;
}

.display-image {
    display: block;
    margin: 20px auto;
    max-width: 90%;
    height: auto;
}

button {
    display: block;
    margin: 20px auto;
    padding: 10px 20px;
    background-color: navy;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

button:hover {
    background-color: darkblue;
}