A simple trick lets you copy source column's width to a target column in Excel. Refer to the steps in the post to copy column widths in Excel.

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.

Excel Online supports sorting by multiple columns. How to sort by two columns Grouping is a common database task, and sorting by multiple columns is essentially the same thing.