* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', sans-serif;
  background: #f0f4f8;
  color: #333;
  text-align: center;
  padding: 20px;
}

header {
  padding: 20px 0;
}

.logo {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  border: 4px solid #0099ff;
  object-fit: cover;
  margin-bottom: 15px;
}

h1 {
  font-size: 2rem;
  color: #004d99;
}

main {
  margin: 30px 0;
}

footer {
  margin-top: 40px;
  font-size: 0.9rem;
  color: #666;
}