.gallery{display:flex;flex-wrap:wrap;justify-content:center}.gallery>button{flex:0 0 calc((100% - 36px)/4)}.gallery:has(>button:nth-child(5):last-child)>button{flex-basis:calc((100% - 48px)/5)}@media (width<=900px){.gallery>button,.gallery:has(>button:nth-child(5):last-child)>button{flex-basis:calc((100% - 24px)/3)}}@media (width<=560px){.gallery>button,.gallery:has(>button:nth-child(5):last-child)>button{flex-basis:100%}}