/* book_list */
#book_list li { position: relative; }
#book_list li .img_box {aspect-ratio: 4/3;width: 100%;}
#book_list li .atag_item { display: flex; justify-content: center; align-items: center; }
#book_list li .h3 {position: relative;height: auto;z-index: 5;margin-top: 10px;text-align: center;}

/* book_area */
#book_area { border-top: 1px var(--g_200) solid; }

/* content_wrap */
#content_wrap #book_list { display: grid; grid-template-columns: repeat(3, 1fr); grid-gap: 1.5em; }

/* album_list */
#album_list {width: 100%;margin: 2.5em auto 0;gap: 2em;display: grid;grid-template-columns: repeat(3, 1fr);}
#album_list a{display:block;}
#album_list >div img {width:100%;aspect-ratio: 4/3;}

@media screen and (min-width: 1161px){
}
@media screen and (max-width: 640px){
	#content_wrap #book_list { grid-template-columns: repeat(2, 1fr); }
	#album_list {column-count: 2;grid-template-columns: repeat(2, 1fr);gap: 1em;}
}
@media screen and (max-width: 550px){
	#content_wrap #book_list { grid-gap: 3vw; }
}