**

```css
/* Estilos generales */
body {
  font-family: 'Montserrat', sans-serif;
  margin: 0;
  line-height: 1.6;
  color: #333;
  background-color: #f8f8f8;
}

h1,
h2,
h3 {
  font-family: 'Lora', serif;
  font-weight: 700;
  color: #222;
  margin-bottom: 1rem;
}

a {
  color: #4CAF50; /* Verde tenue */
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: #388E3C; /* Verde más oscuro al pasar el mouse */
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 0;
}

/* Botones */
.btn {
  display: inline-block;
  padding: 1rem 2rem;
  border-radius: 5px;
  text-decoration: none;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.btn-primary {
  background-color: #4CAF50;
  color: white;
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  background-color: #388E3C;
}

/* Navbar */
.navbar {
  background-color: #fff;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
}

.navbar-brand {
  font-size: 1.5rem;
  font-weight: bold;
  color: #222;
}

.navbar-menu {
  display: flex;
  align-items: center;
}

.navbar-nav {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
}

.nav-item {
  margin-left: 1.5rem;
}

.nav-link {
  color: #555;
  font-weight: 500;
}

.nav-link:hover {
  color: #4CAF50;
}

.navbar-toggle {
  display: none; /* Oculto por defecto en pantallas grandes */
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
}

.navbar-toggle-icon {
  display: block;
  width: 25px;
  height: 3px;
  background-color: #333;
  margin-bottom: 5px;
  transition: transform 0.3s ease;
}

.navbar-toggle-icon:last-child {
  margin-bottom: 0;
}

.navbar-toggle.active .navbar-toggle-icon:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.navbar-toggle.active .navbar-toggle-icon:nth-child(2) {
  opacity: 0;
}

.navbar-toggle.active .navbar-toggle-icon:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Hero Section */
.hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 4rem 0;
  background-color: #f0f8f0; /* Verde muy claro */
}

.hero-content {
  flex: 1;
  padding-right: 2rem;
}

.hero-image {
  flex: 1;
  text-align: center;
}

.hero-image img {
  max-width: 100%;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/* Services Section */
.services {
  background-color: #fff;
  padding: 4rem 0;
}

.services h2 {
  text-align: center;
  margin-bottom: 3rem;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.service-item {
  padding: 2rem;
  border: 1px solid #ddd;
  border-radius: 5px;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.service-item img {
  max-width: 100%;
  height: auto;
  margin-bottom: 1rem;
}

/* Contact Section */
.contact {
  background-color: #f0f0f0;
  padding: 4rem 0;
}

.contact h2 {
  text-align: center;
  margin-bottom: 2rem;
}

.contact p {
  text-align: center;
  margin-bottom: 3rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-family: inherit;
  font-size: 1rem;
}

/* Footer */
footer {
  background-color: #333;
  color: #fff;
  text-align: center;
  padding: 1rem 0;
}

footer a {
  color: #fff;
}

/* Media Queries (Responsive Design) */
@media (max-width: 768px) {
  .hero {
    flex-direction: column;
    text-align: center;
  }

  .hero-content {
    padding-right: 0;
    margin-bottom: 2rem;
  }

  .navbar-menu {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: #fff;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    display: none;  /* Oculta el menú por defecto en pantallas pequeñas */
    padding: 1rem;
  }

  .navbar-menu.active {
    display: block; /* Muestra el menú cuando la clase 'active' está presente */
  }

  .navbar-nav {
    flex-direction: column;
    align-items: center;
  }

  .nav-item {
    margin: 0.5rem 0;
  }

  .navbar-toggle {
    display: block;  /* Muestra el botón de menú en pantallas pequeñas */
  }
}
```

**