.arc-post-gallery {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-top: 30px;
}

.arc-post-gallery-item img {
    width: 100%;
    height: auto;
    display: block;
}

.arc-mfp-gallery .mfp-arrow {
    width: 72px;
    height: 72px;
    margin-top: -36px;
    opacity: 1;
    background: rgba(0, 0, 0, 0.35);
    border: 0;
}

.arc-mfp-gallery .mfp-arrow-left {
    left: 24px;
}

.arc-mfp-gallery .mfp-arrow-right {
    right: 24px;
}

.arc-mfp-gallery .mfp-arrow:before,
.arc-mfp-gallery .mfp-arrow:after {
    display: none;
}

.arc-mfp-gallery .arc-mfp-arrow {
    display: block;
    color: #fff;
    font-size: 64px;
    line-height: 66px;
    font-family: Arial, sans-serif;
    font-weight: 300;
    text-align: center;
}

.arc-post-gallery-popup .mfp-content {
    order: 2;
}

.arc-post-gallery-popup .mfp-arrow.mfp-arrow-left {
    order: 1;
    margin-right: 15px;
}

.arc-post-gallery-popup .mfp-arrow.mfp-arrow-right {
    order: 3;
    margin-left: 15px;
}

.arc-mfp-gallery .mfp-close {
    width: 48px;
    height: 48px;
    color: #fff;
    font-size: 36px;
    line-height: 48px;
    opacity: 1;
    text-align: center;
}

.arc-mfp-gallery .mfp-counter {
    color: #fff;
}


@media (max-width: 767px) {
    .arc-post-gallery {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}