@media (max-width: 768px) {
            header {
                transition: opacity 0.3s ease, visibility 0.3s ease;
            }
        }
        
        
            }
            
            .whatsapp-float a {
                width: 55px;
                height: 55px;
            }
            
            .whatsapp-float i {
                font-size: 28px;
            }
        }
        }