.pt-gallery {
    overflow: hidden;
    margin: 0 -5px;
}

.pt-gallery-item {
    float: left;
    margin-bottom: 10px;
    width: 33.3333%;
    padding: 0 5px;
    -moz-box-sizing: border-box;
    -ms-box-sizing: border-box;
    -webkit-box-sizing: border-box;
    -o-box-sizing: border-box;
    box-sizing: border-box;
    position: relative;
}

.pt-gallery-item .item {
  border: 1px solid #777;
  position: relative;
  margin: 0;
}

.pt-gallery-item .gallery-remove {
  position: absolute;
  top: 0;
  right: 5px;
  z-index: 10;
  background-color: rgba(119, 119, 119, 0.8);
  color: #fff;
  text-decoration: none;
  display: block;
  width: 20px;
  height: 20px;
  line-height: 20px;
  text-align: center;
}

.pt-gallery-item img {
  max-width: 100%;
  height: auto;
  display: block;
}

.pt-gallery-placeholder {
  width: 50px;
  height: 50px;
  display: inline-block;
  margin-right: 5px;
  margin-bottom: 5px;
  border: 1px dashed #777;
}