.attachment-preview-dialog{margin:0 auto!important;top:50%;transform:translateY(-50%);max-height:calc(100vh - 48px);display:-ms-flexbox;display:flex;-ms-flex-direction:column;flex-direction:column}.attachment-preview-dialog .el-dialog__header{-ms-flex:none;flex:none;padding:16px 20px 12px;border-bottom:1px solid #edf0f5}.attachment-preview-dialog .el-dialog__body{-ms-flex:1;flex:1;min-height:0;padding:14px 16px 16px}.attachment-preview-loading{height:56vh;display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center;-ms-flex-pack:center;justify-content:center;color:#909399}.attachment-preview-pdf{width:100%;height:min(72vh,760px);border-radius:6px;background:#f5f7fa}.attachment-preview-image{width:100%;max-height:72vh;overflow:auto;text-align:center}.attachment-preview-image img{max-width:100%;max-height:70vh;-o-object-fit:contain;object-fit:contain}.attachment-preview-unsupported{height:40vh;display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center;-ms-flex-pack:center;justify-content:center;color:#909399;background:#f8fafc;border-radius:6px}