.flex-images { overflow: hidden; margin-left: -15px; margin-right: -15px; margin-top: -15px; margin-bottom: -15px;}
.flex-images .item { float: left; margin: 15px; box-sizing: content-box; overflow: hidden; position: relative;  }
.flex-images .item img { display: block; width: auto; height: 100%; }

.flex-images.full { overflow: hidden; margin-left: -0; margin-right: -0; margin-top: -0; margin-bottom: -0;}
.flex-images.full .item { float: left; margin: 0; box-sizing: content-box; overflow: hidden; position: relative;  }