Google
CSS Letter-Spacing Property

Description:
Specifies the amount of distance (whitespace) between text characters.
Syntax:
letter-spacing: [value];
Possible Values:
  • normal
  • [length]
  • inherit
Initial Value:
Normal
Applies To:
All elements
Inherited:
Yes
Media:
Visual
Example:
h1 {letter-spacing: 0.1cm;}