.thumbnails, .thumbnails_menu_page {
    margin-right: -15px;
}

.thumbnails a {
    float: left;
    width: 25%;
    padding-right: 15px;
    box-sizing: border-box;
}

.gallery_photo, .gallery_photo_menu_page {
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    width: 100%;
    height: 180px;
    margin-bottom: 15px;
    cursor: pointer;
    transition: all .2s ease-in-out;
}

.gallery_photo:hover, .gallery_photo_menu_page:hover {
    opacity: 1 !important;
    transform: scale(1) rotate(2deg) !important;
    box-shadow: 0 0 7px rgba(0,0,0,0.5);
}