Every cell in a default Microsoft Excel spreadsheet is exactly the same size as all of the other cells within the spreadsheet, comprising the rows and columns on the screen.

To make all cells the same size in Excel and Google Sheets, select all the columns/row and then click on the Format tool to change the Column width or Row height.

How to Make Colors Change With Validation in Excel. Excel's conditional formatting tool applies formatting depending on cells' contents. Validation rules can change cells font, style, size or border.

The default active cell format in Microsoft Excel isn't all that easy to see, but you can use this easy-to-implement code solution to change that.

To change Gridline color in Excel, use Excel Options, apply a custom-colored border to the cells, or apply a custom line color. Full details here.