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

/* Sección principal del formulario */
.contenido {
  background-color: #fff;
  max-width: 700px;
  margin: 100px auto;
  padding: 40px 30px;
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
  text-align: center;
}

/* Títulos */
.contenido h2 {
  font-size: 28px;
  color: #3E6C3E;
  margin-bottom: 10px;
}

.contenido p {
  font-size: 16px;
  color: #444;
  margin-bottom: 25px;
}

/* Campos de formulario */
form input,
form select {
  width: 100%;
  padding: 12px 16px;
  margin-bottom: 15px;
  border: 1px solid #ccc;
  border-radius: 8px;
  font-size: 15px;
  transition: all 0.3s ease;
  box-sizing: border-box;
}

/* Enfocar campos */
form input:focus,
form select:focus {
  border-color: #3E6C3E;
  outline: none;
  box-shadow: 0 0 6px rgba(62, 108, 62, 0.3);
}

/* Botón Enviar */
.btn-guardar {
  background-color: #3E6C3E;
  color: #fff;
  border: none;
  padding: 14px;
  width: 100%;
  font-size: 16px;
  font-weight: 600;
  border-radius: 8px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.btn-guardar:hover {
  background-color: #2c502c;
}

/* Ícono flotante WhatsApp */
.whatsapp-float {
  position: fixed;
  bottom: 85px;
  right: 20px;
  width: 52px;
  height: 52px;
  background-color: #25D366;
  border-radius: 50%;
  box-shadow: 0 4px 8px rgba(0,0,0,0.2);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1001;
}

.whatsapp-float img {
  width: 28px;
  height: 28px;
  filter: brightness(0) invert(1);
}