body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}.spreadsheet-container .Spreadsheet__header{position:sticky;top:0;background:#343a40;color:#fff;z-index:1}.spreadsheet-container .Spreadsheet__row-label{position:sticky;left:0;background:#343a40;color:#fff;z-index:2}.spreadsheet-container .Spreadsheet__header-corner{position:sticky;top:0;left:0;background:#343a40;z-index:3}.spreadsheet-container .Spreadsheet{-webkit-user-select:none;-ms-user-select:none;user-select:none}