@charset "utf-8"; 
.preview-container .small-box img,.preview-container .thumbnail-box .item img{height:100%;object-fit:contain}
.certi-list{display: flex;justify-content: space-between;}
.certi-list .img{width: 28%;box-shadow: 0px 4px 13px 0 rgba(17, 26, 58, .17);}