.file-preview-button {
  position: relative;
}

.file-preview-button input {
  position: absolute;
  top: 0;
  right: 0;
  margin: 0;
  opacity: 0;
  -ms-filter: 'alpha(opacity=0)';
  cursor: pointer;
  height: 100%;
  width: 100%;
}

.upload-priview{
  width: 47px;
  height: 53px;
}
.upload-priview.up-image            {background-image: url('../images/image.png');background-repeat: no-repeat;}
.upload-priview.up-video            { background-image: url('../images/video.png');       }
.upload-priview.up-audio            { background-image: url('../images/audio.png');       }
.upload-priview.up-pdf              { background-image: url('../images/pdf.png');         }
.upload-priview.up-spreadsheet      { background-image: url('../images/spreadsheet.png'); }
.upload-priview.up-powerpoint       { background-image: url('../images/powerpoint.png');  }
.upload-priview.up-document         { background-image: url('../images/document.png');    }
.upload-priview.up-zip              { background-image: url('../images/zip.png');         }
.upload-priview.up-rar              { background-image: url('../images/rar.png');         }
.upload-priview.up-default-filetype { background-image: url('../images/default.png');     }
.upload-priview.up-image            {
  object-fit: scale-down;
  object-position: center;
}
#priview-table {
  margin-top: 50px;
}
#priview-table table,#priview-table table tr:hover,#priview-table table td:hover {
    background: #fff !important;
}