The line-height CSS property specifies the minimal height of line boxes within the element.
object.style.lineHeight = "value";
<'line-height'> = normal | <number> | <length> | <percentage> | inherit
Tells user agents to set the used value to a reasonable value based on the font of the element.
An integer or zero or more decimal digits followed by a dot (.) followed by one or more decimal digits. The first character may be preceded by a sign (- or +). The last character may be succeeded by an exponent (e or E) and an integer.
Specifies the length using a number followed by a unit of measurement.
Specifies the percentage using a number followed by a percent sign (%).
Specifies the same value as the parent.