.ct-product-gallery-container { position: relative; }
/*button customization on mobile*/
@media (max-width: 767px) { .open-cover-btn {  bottom: 300px; right: 8px; } }
/*button customization on desktop*/
@media (min-width: 768px) { .open-cover-btn { bottom: 300px; right: 15px; } }
.open-cover-btn {
    position: absolute;
    z-index: 9999;
    background: #cdcccb;
    color: #000;
    font-size: 14px;
    border: none;
    padding: 8px 14px;
    border-radius: 10px;
    cursor: pointer;
    transition: background 0.3s ease;
}

/*button customization on mobile*/
@media (max-width: 767px) { .open-cover-btn {  font-size: 12px; padding:4px 7px;} }

/*.open-cover-btn:hover { background: #d14182; }