.whatsapp-icon,
.zalo-icon,
.viber-icon {
    position: fixed;
    right: 20px;
    width: 60px; /* Adjust size as needed */
    transition: transform 0.3s;
}

.whatsapp-icon {
    bottom: 20px; /* Positioning for WhatsApp */
}

.zalo-icon {
    bottom: 90px; /* Positioning for Zalo */
}

.viber-icon {
    bottom: 160px; /* Positioning for Viber */
}

.whatsapp-icon:hover,
.zalo-icon:hover,
.viber-icon:hover {
    transform: scale(1.1); /* Slightly enlarge on hover */
}

.whatsapp-icon img,
.zalo-icon img,
.viber-icon img {
    width: 100%;
}
.centered-image {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh; /* Optional: to center vertically within the viewport */
}

.centered-image img {
  max-width: 100%; /* Ensures responsiveness */
  height: auto; /* Maintains aspect ratio */
}