.legacy-spreadsheet-viewer{position:relative}.legacy-spreadsheet-viewer .legacy-spreadsheet-viewer__header{-webkit-box-flex:0;-ms-flex:0 0 15%;flex:0 0 15%;position:absolute;left:0;top:0;bottom:0;overflow-x:hidden;overflow-y:auto;max-width:15%}.legacy-spreadsheet-viewer .legacy-spreadsheet-viewer__preview{-webkit-box-flex:0;-ms-flex:0 0 85%;flex:0 0 85%;margin-left:15%;padding-left:1em}