#preloader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0.9);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 99999;
  opacity: 1;
  transition: opacity 0.4s ease;
}

#preloader.hidden {
  opacity: 0;
  pointer-events: none;
}

#preloader img {
  width: 1400px;
  height: auto;
}

.whatsapp-float {
    position: fixed;
    bottom: 25px;
    right: 25px;
    background-color: #25d366;
    color: white;
    border-radius: 50%;
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 18px rgba(0, 0, 0, 0.2);
    text-decoration: none;
    z-index: 9999;
    animation: pulse 2s infinite;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
  }
  
  .whatsapp-float img {
    width: 70px;
    height: 70px;
  }
  
  .whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 0 15px rgba(37, 211, 102, 0.6);
  }
  
  @keyframes pulse {
    0% {
      box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5);
    }
    70% {
      box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
    }
    100% {
      box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
  }
  
  @media (max-width: 600px) {
    .whatsapp-float {
      width: 60px;
      height: 60px;
      bottom: 20px;
      right: 20px;
    }
  
    .whatsapp-float img {
      width: 60px;
      height: 60px;
    }
    #preloader img {
      width: 1200px;
      height: auto;
    }
  }