Page Setup Dialog Box Margins Tab. Change the margins of your document by entering a new number in the box next to the margin you want to change. Choose File Page setup.
The distance between the top edge of the paper and the top edge of the printed layout or report text not including the header. The Custom Size Settings dialog box appears. Header tab - Page Setup dialog box.
By default the top and bottom margins are set at 1 inch.
The distance between the top edge of the paper and the top edge of the printed layout or report header. Center on page Center the data on the page within the margins by selecting the Vertically check box the Horizontally check box or both. Change the margins of your document by entering a new number in the box next to the margin you want to change. The distance between the top edge of the paper and the top edge of the printed layout or report text not including the header.