body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    text-align: center;
    background-color: #f4f4f4;
}

header, .section {
    margin: 20px;
}

h1, h3 {
    color: #333;
}

input, button {
    padding: 10px;
    font-size: 16px;
    margin: 10px;
}

input[type="url"] {
    width: 300px;
}

button {
    background-color: #4CAF50;
    color: white;
    border: none;
    cursor: pointer;
}

button:hover {
    background-color: #45a049;
}

.profile-photo {
    border-radius: 50%;
    width: 120px;
}

.ads-banner {
    margin-top: 20px;
    background-color: #ddd;
    padding: 20px;
}