.whatsapp-button {
    display: inline-flex;
    position: fixed;
    bottom: 40px;
    right: 40px;
    background-color: #19d95c;
    align-items: center;
    justify-content: center;
    width: 70px;
    height: 70px;
    color: white;
    font-size: 44px;
    border-radius: 50%;
    text-align: center;
    z-index: 1000;
    transition: transform 0.2s ease-in-out, background-color 0.2s ease-in-out;
    animation: whatsapp-bounce 2s ease-in-out infinite;
    animation-delay: 4s;
}

.whatsapp-button:hover {
    transform: scale(1.1);
    background-color: #1ebe57;
    color: white;
}

@keyframes whatsapp-bounce {
  0%, 80%, 100% { transform: translateY(0); }
  85% { transform: translateY(-15px); }
  90% { transform: translateY(0); }
  95% { transform: translateY(-9px); }
  100% { transform: translateY(0); }
}