@media (min-width: 768px) {

    /*******************************************/
    /* Inhalts-Bilder
    /*******************************************/
    .fr-dii.fr-fil {
        float: left;
        margin: 0 20px 0 0;
    }

    .fr-dii.fr-fir {
        float: right;
        margin: 0 0 0 20px;
    }

    #gallery .item {
        width: calc(33.33% - 30px);
    }

    .category-list .grid .item.third {
        width: calc(50% - 60px);
    }
}