body {
  font-family: 'Segoe UI', Arial, sans-serif;
  margin: 0;
  line-height: 1.6;
  background-color: #f8f9fa;
  color: #333;
}

header {
  background: #004466;
  color: white;
  padding: 20px 0;
}

.header-container {
  display: flex;
  align-items: center;
  max-width: 1000px;
  margin: auto;
  padding: 0 20px;
}

.profile-photo {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  margin-right: 20px;
  border: 3px solid white;
}

header h1 {
  margin: 0;
}

nav {
  margin-top: 5px;
}

nav a {
  color: white;
  margin-right: 15px;
  text-decoration: none;
  font-weight: bold;
}

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

main {
  max-width: 1000px;
  margin: auto;
  padding: 20px;
}

h2 {
  color: #004466;
  border-bottom: 2px solid #004466;
  padding-bottom: 5px;
}

footer {
  background: #004466;
  color: white;
  text-align: center;
  padding: 10px 0;
  margin-top: 20px;
}

@media (max-width: 600px) {
  .header-container {
    flex-direction: column;
    text-align: center;
  }
  .profile-photo {
    margin-bottom: 10px;
  }
}