#gallery {
    article:has(.art .grid) {
        .grid {
            grid-template-columns: repeat(auto-fill, minmax(50%, 1fr));

            @media screen  and (max-width: 639px) {
                grid-template-columns: repeat(auto-fill, minmax(100%, 1fr));
            }
            @media screen and (min-width: 640px) {
                grid-template-columns: repeat(auto-fill, minmax(100%, 1fr));
            }
            @media screen and (min-width: 800px) {
                grid-template-columns: repeat(auto-fill, minmax(50%, 1fr));
            }
            @media screen and (min-width: 1440px) {
                grid-template-columns: repeat(auto-fill, minmax(50%, 1fr));
            }

            li {
                min-height: min(((100vw - (var(--sp) * 2) - 1rem) / 3), (1440px - 1rem) / 3);
                border-radius: 0;
                justify-content: flex-end;

                img.frame-bg {
                    opacity: 1;
                }
                @media screen and (max-width: 639px) {
                    min-height: min((100vw - var(--sp) * 2) * 2 / 3, 960px - 1rem);
                }
                @media screen and (min-width: 640px) {
                    min-height: min((100vw - var(--sp) * 2) * 2 / 3, 960px - 1rem);
                }
                @media screen and (min-width: 800px) {
                    min-height: min(((100vw - (var(--sp) * 2) - 1rem) / 3), (1440px - 1rem) / 3);
                }
                @media screen and (min-width: 1440px) {
                    min-height: min(((100vw - (var(--sp) * 6) - 1rem) / 3), (1440px - 1rem) / 3);
                }
            }
            .frame .frame-bg {
                @media print {
                    display: block;
                }
            }
        }
    }
}