.swiper-slide.cs-slider__main-item {
    background-size: contain;
}
.cs-portfolio > *[data-pin-log="button_pinit"] {
    position: absolute;
    left: 5px;
    top: 5px;
    transition: all ease 0.5s;
}
@media screen and (min-width: 1024px) {
    .cs-portfolio > *[data-pin-log="button_pinit"] {
        opacity: 0;
    }
    .cs-portfolio:hover > *[data-pin-log="button_pinit"] {
        opacity: 1;
    }
}