body {
  font-family: Arial, sans-serif;
  max-width: 800px;
  margin: auto;
  padding: 20px;
  line-height: 1.6;
}
.container {
  margin-top: 40px;
}
header {
  text-align: center;
}
.profile-pic {
  width: 200px;
  border-radius: 50%;
  margin-bottom: 10px;
}
nav a {
  margin: 0 10px;
  text-decoration: none;
  color: #005aa7;
}
section {
  margin-top: 40px;
}
footer {
  margin-top: 60px;
  text-align: center;
  color: #999;
}