.book_imgs{ margin: 0 auto; max-width: 400px!important; padding: 20px;}
.book_img_li{display: inline-block; border:1px solid #0a1855; margin:10px; }
.gzh_info{ height: auto; padding: 0px;}

.img-wrapper2 {
    /*width: 50vw;*/
    width: 100%;
    margin: 5px auto;
    padding: 2px;
    /*border: 1px solid #3f3f3f;*/
    font-size: 0;
}
.wx_max_img{
    display:none;
    width: 100%;
    max-width: 560px;
}
.wx_min_img{
    width: 100%;
    max-width: 560px;
}
@media screen and (min-width: 768px) {
}