body {
  margin: 0;
  font-family: Arial, sans-serif;
  color: #222;
  line-height: 1.5;
}

header {
  background: #0f172a;
  color: white;
  text-align: center;
  padding: 80px 20px;
}

header h1 {
  font-size: 40px;
  margin-bottom: 10px;
}

.btn {
  display: inline-block;
  margin-top: 20px;
  padding: 12px 20px;
  background: #22c55e;
  color: white;
  text-decoration: none;
  border-radius: 6px;
}

.services, .about, .contact {
  padding: 60px 20px;
  text-align: center;
}

.grid {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

.card {
  width: 250px;
  padding: 20px;
  border: 1px solid #ddd;
  border-radius: 10px;
  background: #f9fafb;
}

.contact form {
  max-width: 400px;
  margin: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

input, textarea {
  padding: 10px;
  border: 1px solid #ccc;
  border-radius: 5px;
}

button {
  padding: 12px;
  background: #0f172a;
  color: white;
  border: none;
  cursor: pointer;
  border-radius: 5px;
}

footer {
  text-align: center;
  padding: 20px;
  background: #f1f5f9;
}