.preview{display:inline-block;width:100%;max-width:180px;position:relative;border:1px solid #e5e6e7;border-radius:1px}.preview::before{content:'';display:block;padding-top:100%}.preview .fa,.preview img{position:absolute;top:50%;left:50%;max-width:80%;max-height:80%;-webkit-transform:translate(-50%, -50%);transform:translate(-50%, -50%)}.preview .fa{font-size:50px;color:#e5e6e7}