body {
    font-family: 'Segoe UI', Helvetica, Arial, sans-serif;
    color: #1c1c1c;
    background-color: #ffffff;
    margin: 0;
    padding: 0;
    line-height: 1.6;
}

header {
    background-color: #0b2341;
    color: #ffffff;
    padding: 20px;
    text-align: center;
}

header h1 {
    margin: 0;
    font-family: Georgia, 'Times New Roman', serif;
    font-weight: 600;
}

nav {
    margin-top: 10px;
}

nav a {
    color: #ffffff;
    text-decoration: none;
    margin: 0 12px;
    font-weight: 500;
}

nav a:hover {
    text-decoration: underline;
}

main {
    padding: 40px;
    max-width: 900px;
    margin: auto;
}

.profile-photo {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    object-fit: cover;
    margin-right: 25px;
    float: left;
}

section h2, h3 {
    color: #0b2341;
}

footer {
    background-color: #f0f0f0;
    text-align: center;
    padding: 20px;
    font-size: 0.9em;
    color: #555;
    margin-top: 60px;
}