Controlling Letter and Word Spacing
The letter-spacing and word-spacing properties let you control the amount of spacing that is inserted between characters and words, respectively.
Setting Letter Spacing
The letter-spacing property lets you control the spacing that is inserted between characters in a string or line of text. This property takes either a length value (em, pixel, or other measuring unit) or a value of normal.
The normal value is the default and allows a browser to increase or decrease the spacing between characters to justify a line of text (if the text-align property is set to justify). If a length value is set, a browser only adds spacing between words to justify a line.
When setting letter spacing, a length value indicates spacing ...