div.gallery {
    margin: 5px;
    border: 1px solid #ccc;
    float: left;
    width: 180px;
    position: relative;
}

div.gallery:hover {
    border: 1px solid #777;
}

div.gallery img {
    width: 100%;
    /* height: auto; */
    height: 150px;
    object-fit: cover;
}

div.desc {
    padding: 15px;
    text-align: center;
}
.checkbox { position: absolute; bottom: 0px; right: 0px; }