body {
    font-family: 'Arial', sans-serif;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
}

header {
    text-align: center;
    margin-top: 20px;
}

.logo {
    width: 150px;
}

.photo {
    width: 150px;
    border-radius: 50%;
    margin-top: 20px;
}

nav ul {
    list-style-type: none;
    padding: 0;
    display: flex;
    gap: 20px;
}

nav ul li {
    display: inline;
}

nav ul li a {
    text-decoration: none;
    color: #333;
    font-weight: bold;
}

nav ul li a:hover {
    color: #0073e6;
}