/* 位置決め */
#thumbnail {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}


/* 3.ハコ */
.img-box {
    width: 142px;
    height: 142px;
    overflow: hidden;
}


/* 3.切り取り */
.img-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
    display: block;
}