body {
  margin: 0;
  font-family: Arial, sans-serif;
  background-color: #0a0a0a;
  color: #eee;
}
header {
  text-align: center;
  padding: 2rem 1rem 1rem;
  background-color: #111;
}
.logo {
  height: 80px;
  margin-bottom: 1rem;
}
h1 {
  color: #00ffff;
  font-size: 2rem;
}
.service {
  text-align: center;
  padding: 2rem 1rem;
  border-bottom: 1px solid #333;
}
.service img {
  width: 100%;
  max-width: 500px;
  margin-top: 1rem;
  border-radius: 12px;
}
footer {
  text-align: center;
  padding: 2rem 1rem;
  background-color: #111;
  font-size: 0.9rem;
  color: #aaa;
}