form img.thumb {
  object-fit: contain;
  width: 200px;
  height: 200px;
  background-color: #ccc;
  border: 1px solid #ccc;
}

.imagePreview {
    width: 100%;
    height: 180px;
    background-position: center center;
    background-size: cover;
    -webkit-box-shadow: 0 0 1px 1px rgba(0, 0, 0, .3);
    display: inline-block;
}

.imageListFrame{
    position: relative;
    width: auto;
    height: 200px;

    border: 1px solid #ddd;
}
    .imageListFrame > img{
        position: absolute;
        top: 0;
        bottom: 0;
        left: 0;
        right: 0;
        margin: auto;
        height: auto;
        max-width: auto;
        max-height: 200px;
    }

.top-buffer {
  margin-top:50px;
}