MS Excel
You can set Page Border in Excel from

From Border tab in Farmat cells dialog box
From Border tool in Formatting toolbar
You can not set Page Border in Excel
From Line style tool in Drawing toolbar

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MS Excel
You can auto fit the width of column by

Double clicking on the column name on column header
Double clicking on column right border on column header
Double click on the cell pointer in worksheet
Double clicking on the column left border of column header

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