body {
  margin: 0;
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
}

.hero-section {
  position: relative;
  height: 100vh;
  background: url('https://via.placeholder.com/1920x1080') no-repeat center center/cover;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  text-align: center;
}

.overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-content h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.hero-content p {
  font-size: 1.5rem;
  margin-bottom: 2rem;
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  color: white;
  background: #007BFF;
  text-decoration: none;
  border-radius: 5px;
  transition: background 0.3s;
}

.btn:hover {
  background: #0056b3;
}

.about-section, .services-section, .contact-section {
  padding: 2rem;
  text-align: center;
}

.service-card {
  display: inline-block;
  margin: 1rem;
  text-align: left;
}

.service-card img {
  width: 100%;
  max-width: 300px;
  border-radius: 10px;
  margin-bottom: 1rem;
}

footer {
  text-align: center;
  padding: 1rem;
  background: #333;
  color: white;
}