button.add-to-cart,
.add-to-cart,
salla-add-product-button button {
    background-color: #ffffff !important;
    color: #666666 !important;
    border: 1px solid #0F766E !important;
}

button.add-to-cart *,
.add-to-cart *,
salla-add-product-button button * {
    color: #666666 !important;
    fill: #666666 !important;
}