.offer-slider-container {
    display: flex;
    margin-top: 20px;
    justify-content: center; /* Center the slider horizontally */
}

.thumbnail-container {
    width: 100px;
    margin-right: 20px;
}

.thumbnail-container img {
    width: 100%;
    height: auto;
    margin-bottom: 10px;
    cursor: pointer;
    border: 2px solid transparent;
    box-shadow: 0 4px 8px rgba(0,0,0,0.2); /* Added shadow for thumbnails */
    transition: all 0.3s ease; /* Smooth transition for hover and active states */
}

.thumbnail-container img:hover {
    box-shadow: 0 6px 12px rgba(0,0,0,0.4); /* Slightly stronger shadow on hover */
    transform: translateY(-2px); /* Subtle lift on hover */
}

.thumbnail-container img.active {
    
    border: 4px double #9C276B;
    box-shadow: 0 4px 12px rgba(156, 39, 107, 0.4); /* Colored shadow for active thumbnail */
}

.main-image-container {
    position: relative;
    width: 500px; /* Adjust as needed */
    text-align: center; /* Center the image within its container */
}

.main-image-container img {
    width: 100%;
    height: auto;
    border: 2px solid #9C276B; /* Purple border */
}

.whatsapp-button {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background-color: #25D366; /* WhatsApp Green */
    color: white;
    padding: 10px 20px;
    border-radius: 5px;
    text-decoration: none;
    font-family: Arial, sans-serif;
    font-size: 16px;
    box-shadow: 2px 2px 5px rgba(0,0,0,0.5); /* Subtle shadow */
    display: none; /* Hidden by default */
    white-space: nowrap;
    border: 2px solid white; /* Purple border */
}

.main-image-container:hover .whatsapp-button {
    display: block;
}