How to Add Lines and Boxes to a Word 2010 Document Adding lines
and boxes in Word 2010 is handled by the Border command button
in the Home tab’s Paragraph group and the Borders and Shading
dialog box. (A line is known as a border in Word.) Putting a
line above a heading A common use of lines in Word is to apply a
line to a heading in your document: Place the insertion pointer
in a heading or paragraph. Click the Borders command button and
choose Top Border from the menu. Drawing a fat, thick line
Sometimes, you need one of those fat, thick lines to break up
your text. Choose the Horizontal Line command from the Border
menu. Word inserts a thin, inky stroke running from the left to
right margins on a line all by itself. To adjust the horizontal
line, click to select it with the mouse. Six "handles" appear
(top and bottom and the four corners) around the selected image.
You can drag those handles with the mouse to set the line's
width or thickness. Double-clicking the horizontal line displays
a Format Horizonta