body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  background-color: #f8f9fa;
  color: #222;
  text-align: center;
}

header {
  background-color: #ffffff;
  color: #222;
  padding: 20px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.logo {
  width: 120px;
  height: auto;
  display: block;
  margin: 0 auto 10px;
}

.lang-selector {
  margin-top: 10px;
}

.lang-selector label {
  font-size: 14px;
  margin-right: 5px;
}

.lang-selector select {
  font-size: 14px;
  padding: 4px 8px;
  border-radius: 6px;
  border: 1px solid #ccc;
}

nav {
  margin-top: 15px;
}

nav a {
  color: #0077b6;
  text-decoration: none;
  margin: 0 12px;
  font-weight: bold;
}

nav a:hover {
  text-decoration: underline;
}

.intro {
  background-color: #ffffff;
  padding: 40px 20px;
  margin: 20px auto;
  max-width: 800px;
  border-radius: 10px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.intro h1 {
  font-size: 2em;
  margin-bottom: 10px;
  color: #003566;
}

.intro p {
  font-size: 1.1em;
  color: #444;
}

.whatsapp {
  margin: 30px auto;
  max-width: 600px;
  background: #e8f5e9;
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.whatsapp-btn {
  display: inline-block;
  background-color: #25d366;
  color: white;
  padding: 10px 20px;
  border-radius: 8px;
  font-weight: bold;
  text-decoration: none;
  margin-top: 10px;
}

.whatsapp-btn:hover {
  background-color: #1ebe5d;
}

.mision-vision {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  padding: 20px;
}

.card {
  background-color: #ffffff;
  padding: 20px;
  width: 300px;
  border-radius: 10px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.card h2 {
  color: #003566;
  margin-bottom: 10px;
}

.card p {
  color: #444;
}

.contacto {
  padding: 30px 20px;
  background-color: #f0f0f0;
  border-top: 2px solid #003566;
}

footer {
  background-color: #003566;
  color: white;
  padding: 15px;
  margin-top: 30px;
  font-size: 0.9em;
}

/* Responsive design */
@media (max-width: 768px) {
  .mision-vision {
    flex-direction: column;
    align-items: center;
  }

  .card {
    width: 90%;
  }
}