To insert a page border or color in a document, follow these steps:
- Select the Page Border tab from the Page Setup dialogue box in the Page Layout menu.
- Choose the color, style and width of the border.
- Click 'OK' to apply the border to the page.
- To change the background color, select 'Page Color' option from the Page Layout menu.
- Select the color from the drop-down menu and click 'OK' to apply the color.