.tokuten img {
    height:250px;
}
.tokuten .migi {
    margin-left: 40px;
}

.tokuten .naiyou::before {
    content: "◀";
}
.tokuten {
    height: auto;
}
.book-img {
    height: 1320px;
}
.book-img1 {
    height: 980px;
}
.item {
    margin-bottom: 100px;
}
.tokuten .hidari {
    width: 340px;
    text-align: center;
}
.hidari img {
    border: solid #bbbbbb 1px;
}
h5.naiyou {
    color: #2ea767;
}
.migi.shita {
    position: relative;
    
}
.shita .naiyou::before {
    content: "▼";
}