.wishlist-button div.btn{
    border: 0;
    background: transparent;
    color: inherit;
    cursor: pointer;
}

.wishlist-button div.btn .icon{
    width: 1.2rem;
    height: 1.2rem;
    display: block;
}

.wishlist-button div.btn .icon.icon-active{
    display: none;
}

.wishlist-button div.btn.active .icon.icon-active{
    display: block;
}

.wishlist-button div.btn.active .icon.icon-inactive{
    display: none;
}