body {
  font-family: sans-serif;
  margin: 0;
  padding: 0;
  background: #f9f9f9;
  color: #333;
}

header {
  background: #003366;
  color: white;
  padding: 20px;
  text-align: center;
}

.logo {
  max-width: 100px;
  margin-bottom: 10px;
}

.subtitle {
  font-style: italic;
  margin-top: 5px;
}

main {
  padding: 20px;
}

.promo {
  background: white;
  padding: 20px;
  margin-bottom: 30px;
  border-radius: 10px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.wa-button {
  display: inline-block;
  margin-top: 15px;
  padding: 10px 20px;
  background-color: #25d366;
  color: white;
  text-decoration: none;
  border-radius: 5px;
}

.form-section, .alamat {
  background: #fff;
  padding: 20px;
  margin-top: 20px;
  border-radius: 10px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

form {
  display: flex;
  flex-direction: column;
}

input, select {
  margin: 10px 0;
  padding: 10px;
  font-size: 1em;
}

button {
  background-color: #003366;
  color: white;
  border: none;
  padding: 12px;
  cursor: pointer;
  border-radius: 5px;
}

footer {
  text-align: center;
  background: #eee;
  padding: 10px;
  margin-top: 40px;
}