/* Btn WhatsApp Flutuante */
@media (max-width: 768px) {
    .btn-fab {
      position: fixed;
      bottom:20px;
      left: 2%;
      padding: 10px;
      z-index: 10000000;
    }
    .btn-fab img {
      max-width: 60px;
    }    
  }
  
  @media (min-width: 768px) {
    .btn-fab img {
      position: fixed;
      bottom:20px;
      max-width: 70px;
      left: 2%;
      padding: 10px;
      z-index: 10000000;
    }
  }