body {
    background-color: #eeeeee;
}
.book_list {
    display: block;
    clear: both;
    width: 100%;
    height: auto;
    overflow: hidden;
}
.book_list a {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    clear: both;
    width: 100%;
    height: auto;
    overflow: hidden;
    background-color: #ffffff;
    margin-bottom: 10px;
    padding: 10px;
    color: #000000;
}
.book_list a:hover, .book_list a:active {
    background-color: #cccccc;
}
.book_list a .cover {
    flex-shrink: 0;
    display: block;
    width: 90px;
    height: auto;
    overflow: hidden;
    background-color: #EEEEEE;
    border-radius: 10px;
}
.book_list a .cover img {
    display: block;
    width: 100%;
    height: auto;
}
.book_list a .book_info {
    display: block;
    width: 100%;
    height: auto;
    overflow: hidden;
}
.book_info h3, .book_info p {
    display: block;
    clear: both;
    width: 100%;
    height: 30px;
    overflow: hidden;
    font-size: 16px;
}
.book_info p {
    height: 25px;
    font-size: 14px;
}
.book_info .remark {
    display: block;
    clear: both;
    width: 100%;
    height: 60px;
    line-height: 20px;
    overflow: hidden;
    font-size: 12px;
    color: gray;
}