Increase the size of the thumbnail image
#cf-app .cf-column-thumbnail {
width: 150px;
height: 150px;
}
#cf-app .cf-column-thumbnail .cf-thumbnail-image {
width: 150px !important;
height: 150px !important;
}
#cf-app .cf-column-thumbnail {
width: 150px;
height: 150px;
}
#cf-app .cf-column-thumbnail .cf-thumbnail-image {
width: 150px !important;
height: 150px !important;
}