img{height:auto}
.visual{display:flex;align-items:center;justify-content:center}
.book{display:block;width:min(100%,310px);max-width:310px;height:auto!important;aspect-ratio:1122/1402;object-fit:contain}
@media(max-width:850px){.book{width:min(100%,180px);max-width:180px}}